fix mermaid

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.browserslistrc

@@ -0,0 +1 @@
+chrome >= 90

.github/workflows/deploy.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           node-version: 24
           cache: npm
-      - run: npm ci
+      - run: npm install
       - run: npm run ${{ matrix.build_command }}
         env:
           CI: false

package-lock.json

@@ -8,7 +8,7 @@
       "name": "oj-next",
       "version": "1.8.0",
       "dependencies": {
-        "@codemirror/autocomplete": "^6.20.1",
+        "@codemirror/autocomplete": "^6.20.2",
         "@codemirror/lang-cpp": "^6.0.3",
         "@codemirror/lang-python": "^6.2.1",
         "@vue-flow/background": "^1.3.2",
@@ -17,11 +17,11 @@
         "@vue-flow/minimap": "^1.5.4",
         "@vue-flow/node-resizer": "^1.5.1",
         "@vue-flow/node-toolbar": "^1.1.1",
-        "@vueuse/core": "^14.2.1",
+        "@vueuse/core": "^14.3.0",
-        "@vueuse/router": "^14.2.1",
+        "@vueuse/router": "^14.3.0",
         "@wangeditor-next/editor": "^5.7.0",
         "@wangeditor-next/editor-for-vue": "^5.1.14",
-        "axios": "^1.15.0",
+        "axios": "^1.16.0",
         "canvas-confetti": "^1.9.4",
         "chart.js": "^4.5.1",
         "codemirror": "^6.0.2",
@@ -29,29 +29,30 @@
         "date-fns": "^4.1.0",
         "fflate": "^0.8.2",
         "highlight.js": "^11.11.1",
-        "md-editor-v3": "^6.4.2",
+        "md-editor-v3": "^6.5.0",
         "mermaid": "^11.14.0",
         "naive-ui": "^2.44.1",
-        "nanoid": "^5.1.7",
+        "nanoid": "^5.1.11",
         "normalize.css": "^8.0.1",
         "pinia": "^3.0.4",
         "skulpt": "^1.2.0",
-        "vue": "^3.5.32",
+        "vue": "^3.5.34",
         "vue-chartjs": "^5.3.3",
         "vue-codemirror": "^6.1.1",
-        "vue-router": "^5.0.4",
+        "vue-router": "^5.0.6",
         "y-codemirror.next": "^0.3.5",
         "y-webrtc": "^10.3.0",
         "yjs": "^13.6.30"
       },
       "devDependencies": {
-        "@iconify/vue": "^5.0.0",
+        "@iconify/vue": "^5.0.1",
         "@rsbuild/core": "^1.7.5",
         "@rsbuild/plugin-vue": "^1.2.7",
         "@types/canvas-confetti": "^1.9.0",
         "@types/node": "^25.6.0",
-        "prettier": "^3.8.2",
+        "@vue/tsconfig": "^0.9.1",
-        "typescript": "^6.0.2",
+        "prettier": "^3.8.3",
+        "typescript": "^6.0.3",
         "unplugin-auto-import": "^21.0.0",
         "unplugin-vue-components": "^32.0.0"
       }
@@ -113,9 +114,9 @@
       }
     },
     "node_modules/@babel/parser": {
-      "version": "7.29.2",
+      "version": "7.29.3",
-      "resolved": "https://registry.npmmirror.com/@babel/parser/-/parser-7.29.2.tgz",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.29.3.tgz",
-      "integrity": "sha512-4GgRzy/+fsBa72/RZVJmGKPmZu9Byn8o4MoLpmNe1m8ZfYnz5emHLQz3U4gLud6Zwl0RZIcgiLD7Uq7ySFuDLA==",
+      "integrity": "sha512-b3ctpQwp+PROvU/cttc4OYl4MzfJUWy6FZg+PMXfzmt/+39iHVF0sDfqay8TQM3JA2EUOyKcFZt75jWriQijsA==",
       "license": "MIT",
       "dependencies": {
         "@babel/types": "^7.29.0"
@@ -193,9 +194,9 @@
       "license": "Apache-2.0"
     },
     "node_modules/@codemirror/autocomplete": {
-      "version": "6.20.1",
+      "version": "6.20.2",
-      "resolved": "https://registry.npmmirror.com/@codemirror/autocomplete/-/autocomplete-6.20.1.tgz",
+      "resolved": "https://registry.npmjs.org/@codemirror/autocomplete/-/autocomplete-6.20.2.tgz",
-      "integrity": "sha512-1cvg3Vz1dSSToCNlJfRA2WSI4ht3K+WplO0UMOgmUYPivCyy2oueZY6Lx7M9wThm7SDUBViRmuT+OG/i8+ON9A==",
+      "integrity": "sha512-G5FPkgIiLjOgZMjqVjvuKQ1rGPtHogLldJr33eFJdVLtmwY+giGrlv/ewljLz6b9BSQLkjxuwBc6g6omDM+YxQ==",
       "license": "MIT",
       "dependencies": {
         "@codemirror/language": "^6.0.0",
@@ -596,29 +597,6 @@
         "vue": "^3.0.11"
       }
     },
-    "node_modules/@emnapi/core": {
-      "version": "1.9.2",
-      "resolved": "https://registry.npmmirror.com/@emnapi/core/-/core-1.9.2.tgz",
-      "integrity": "sha512-UC+ZhH3XtczQYfOlu3lNEkdW/p4dsJ1r/bP7H8+rhao3TTTMO1ATq/4DdIi23XuGoFY+Cz0JmCbdVl0hz9jZcA==",
-      "dev": true,
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "@emnapi/wasi-threads": "1.2.1",
-        "tslib": "^2.4.0"
-      }
-    },
-    "node_modules/@emnapi/runtime": {
-      "version": "1.9.2",
-      "resolved": "https://registry.npmmirror.com/@emnapi/runtime/-/runtime-1.9.2.tgz",
-      "integrity": "sha512-3U4+MIWHImeyu1wnmVygh5WlgfYDtyf0k8AbLhMFxOipihf6nrWC4syIm/SwEeec0mNSafiiNnMJwbza/Is6Lw==",
-      "dev": true,
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "tslib": "^2.4.0"
-      }
-    },
     "node_modules/@emnapi/wasi-threads": {
       "version": "1.2.1",
       "resolved": "https://registry.npmmirror.com/@emnapi/wasi-threads/-/wasi-threads-1.2.1.tgz",
@@ -659,9 +637,9 @@
       }
     },
     "node_modules/@iconify/vue": {
-      "version": "5.0.0",
+      "version": "5.0.1",
-      "resolved": "https://registry.npmmirror.com/@iconify/vue/-/vue-5.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/@iconify/vue/-/vue-5.0.1.tgz",
-      "integrity": "sha512-C+KuEWIF5nSBrobFJhT//JS87OZ++QDORB6f2q2Wm6fl2mueSTpFBeBsveK0KW9hWiZ4mNiPjsh6Zs4jjdROSg==",
+      "integrity": "sha512-aumwwooJlFJ5H5qYWB6ZTAyM0C8hpfcSVLB9/a3qnH1GGvIJ+FEbpEs4s/HfErYe/M5qZeLjwmESR5fFm3lXEw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -671,7 +649,7 @@
         "url": "https://github.com/sponsors/cyberalien"
       },
       "peerDependencies": {
-        "vue": ">=3"
+        "vue": ">=3.0.0"
       }
     },
     "node_modules/@jridgewell/gen-mapping": {
@@ -982,26 +960,12 @@
         "@module-federation/sdk": "0.22.0"
       }
     },
-    "node_modules/@napi-rs/wasm-runtime": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmmirror.com/@napi-rs/wasm-runtime/-/wasm-runtime-1.0.7.tgz",
-      "integrity": "sha512-SeDnOO0Tk7Okiq6DbXmmBODgOAb9dp9gjlphokTUxmt8U3liIP1ZsozBahH69j/RJv+Rfs6IwUKHTgQYJ/HBAw==",
-      "dev": true,
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "@emnapi/core": "^1.5.0",
-        "@emnapi/runtime": "^1.5.0",
-        "@tybys/wasm-util": "^0.10.1"
-      }
-    },
     "node_modules/@rsbuild/core": {
       "version": "1.7.5",
-      "resolved": "https://registry.npmmirror.com/@rsbuild/core/-/core-1.7.5.tgz",
+      "resolved": "https://registry.npmjs.org/@rsbuild/core/-/core-1.7.5.tgz",
       "integrity": "sha512-i37urpoV4y9NSsGiUOuLdoI42KJ5h4gAZ8EG8Ilmsond3bxoAoOCu7YvC+1pJ7p+r16suVPW8cki891ZKHOoXQ==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@rspack/core": "~1.7.10",
         "@rspack/lite-tapable": "~1.1.0",
@@ -1016,27 +980,22 @@
         "node": ">=18.12.0"
       }
     },
-    "node_modules/@rsbuild/plugin-vue": {
+    "node_modules/@rsbuild/core/node_modules/@napi-rs/wasm-runtime": {
-      "version": "1.2.7",
+      "version": "1.0.7",
-      "resolved": "https://registry.npmmirror.com/@rsbuild/plugin-vue/-/plugin-vue-1.2.7.tgz",
+      "resolved": "https://registry.npmjs.org/@napi-rs/wasm-runtime/-/wasm-runtime-1.0.7.tgz",
-      "integrity": "sha512-epDSChyeR4U+gwq2vfTARV9hbfrmdFTdmhBWIcv7MFyckn3yxJhweJVwdx14Wf3d8s1p4XZzDpqmphDyvX443Q==",
+      "integrity": "sha512-SeDnOO0Tk7Okiq6DbXmmBODgOAb9dp9gjlphokTUxmt8U3liIP1ZsozBahH69j/RJv+Rfs6IwUKHTgQYJ/HBAw==",
       "dev": true,
       "license": "MIT",
+      "optional": true,
       "dependencies": {
-        "rspack-vue-loader": "^17.5.0"
+        "@emnapi/core": "^1.5.0",
-      },
+        "@emnapi/runtime": "^1.5.0",
-      "peerDependencies": {
+        "@tybys/wasm-util": "^0.10.1"
-        "@rsbuild/core": "^1.0.0 || ^2.0.0-0"
-      },
-      "peerDependenciesMeta": {
-        "@rsbuild/core": {
-          "optional": true
-        }
       }
     },
-    "node_modules/@rspack/binding": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding/-/binding-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding/-/binding-1.7.11.tgz",
       "integrity": "sha512-2MGdy2s2HimsDT444Bp5XnALzNRxuBNc7y0JzyuqKbHBywd4x2NeXyhWXXoxufaCFu5PBc9Qq9jyfjW2Aeh06Q==",
       "dev": true,
       "license": "MIT",
@@ -1053,9 +1012,9 @@
         "@rspack/binding-win32-x64-msvc": "1.7.11"
       }
     },
-    "node_modules/@rspack/binding-darwin-arm64": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-darwin-arm64": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-darwin-arm64/-/binding-darwin-arm64-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-darwin-arm64/-/binding-darwin-arm64-1.7.11.tgz",
       "integrity": "sha512-oduECiZVqbO5zlVw+q7Vy65sJFth99fWPTyucwvLJJtJkPL5n17Uiql2cYP6Ijn0pkqtf1SXgK8WjiKLG5bIig==",
       "cpu": [
         "arm64"
@@ -1067,9 +1026,9 @@
         "darwin"
       ]
     },
-    "node_modules/@rspack/binding-darwin-x64": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-darwin-x64": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-darwin-x64/-/binding-darwin-x64-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-darwin-x64/-/binding-darwin-x64-1.7.11.tgz",
       "integrity": "sha512-a1+TtTE9ap6RalgFi7FGIgkJP6O4Vy6ctv+9WGJy53E4kuqHR0RygzaiVxCI/GMc/vBT9vY23hyrpWb3d1vtXA==",
       "cpu": [
         "x64"
@@ -1081,9 +1040,9 @@
         "darwin"
       ]
     },
-    "node_modules/@rspack/binding-linux-arm64-gnu": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-linux-arm64-gnu": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-linux-arm64-gnu/-/binding-linux-arm64-gnu-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-linux-arm64-gnu/-/binding-linux-arm64-gnu-1.7.11.tgz",
       "integrity": "sha512-P0QrGRPbTWu6RKWfN0bDtbnEps3rXH0MWIMreZABoUrVmNQKtXR6e73J3ub6a+di5s2+K0M2LJ9Bh2/H4UsDUA==",
       "cpu": [
         "arm64"
@@ -1095,9 +1054,9 @@
         "linux"
       ]
     },
-    "node_modules/@rspack/binding-linux-arm64-musl": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-linux-arm64-musl": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-linux-arm64-musl/-/binding-linux-arm64-musl-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-linux-arm64-musl/-/binding-linux-arm64-musl-1.7.11.tgz",
       "integrity": "sha512-6ky7R43VMjWwmx3Yx7Jl7faLBBMAgMDt+/bN35RgwjiPgsIByz65EwytUVuW9rikB43BGHvA/eqlnjLrUzNBqw==",
       "cpu": [
         "arm64"
@@ -1109,9 +1068,9 @@
         "linux"
       ]
     },
-    "node_modules/@rspack/binding-linux-x64-gnu": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-linux-x64-gnu": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-linux-x64-gnu/-/binding-linux-x64-gnu-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-linux-x64-gnu/-/binding-linux-x64-gnu-1.7.11.tgz",
       "integrity": "sha512-cuOJMfCOvb2Wgsry5enXJ3iT1FGUjdPqtGUBVupQlEG4ntSYsQ2PtF4wIDVasR3wdxC5nQbipOrDiN/u6fYsdQ==",
       "cpu": [
         "x64"
@@ -1123,9 +1082,9 @@
         "linux"
       ]
     },
-    "node_modules/@rspack/binding-linux-x64-musl": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-linux-x64-musl": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-linux-x64-musl/-/binding-linux-x64-musl-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-linux-x64-musl/-/binding-linux-x64-musl-1.7.11.tgz",
       "integrity": "sha512-CoK37hva4AmHGh3VCsQXmGr40L36m1/AdnN5LEjUX6kx5rEH7/1nEBN6Ii72pejqDVvk9anEROmPDiPw10tpFg==",
       "cpu": [
         "x64"
@@ -1137,9 +1096,9 @@
         "linux"
       ]
     },
-    "node_modules/@rspack/binding-wasm32-wasi": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-wasm32-wasi": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-wasm32-wasi/-/binding-wasm32-wasi-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-wasm32-wasi/-/binding-wasm32-wasi-1.7.11.tgz",
       "integrity": "sha512-OtrmnPUVJMxjNa3eDMfHyPdtlLRmmp/aIm0fQHlAOATbZvlGm12q7rhPW5BXTu1yh+1rQ1/uqvz+SzKEZXuJaQ==",
       "cpu": [
         "wasm32"
@@ -1151,9 +1110,9 @@
         "@napi-rs/wasm-runtime": "1.0.7"
       }
     },
-    "node_modules/@rspack/binding-win32-arm64-msvc": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-win32-arm64-msvc": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-win32-arm64-msvc/-/binding-win32-arm64-msvc-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-win32-arm64-msvc/-/binding-win32-arm64-msvc-1.7.11.tgz",
       "integrity": "sha512-lObFW6e5lCWNgTBNwT//yiEDbsxm9QG4BYUojqeXxothuzJ/L6ibXz6+gLMvbOvLGV3nKgkXmx8GvT9WDKR0mA==",
       "cpu": [
         "arm64"
@@ -1165,9 +1124,9 @@
         "win32"
       ]
     },
-    "node_modules/@rspack/binding-win32-ia32-msvc": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-win32-ia32-msvc": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-win32-ia32-msvc/-/binding-win32-ia32-msvc-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-win32-ia32-msvc/-/binding-win32-ia32-msvc-1.7.11.tgz",
       "integrity": "sha512-0pYGnZd8PPqNR68zQ8skamqNAXEA1sUfXuAdYcknIIRq2wsbiwFzIc0Pov1cIfHYab37G7sSIPBiOUdOWF5Ivw==",
       "cpu": [
         "ia32"
@@ -1179,9 +1138,9 @@
         "win32"
       ]
     },
-    "node_modules/@rspack/binding-win32-x64-msvc": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/binding-win32-x64-msvc": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/binding-win32-x64-msvc/-/binding-win32-x64-msvc-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/binding-win32-x64-msvc/-/binding-win32-x64-msvc-1.7.11.tgz",
       "integrity": "sha512-EeQXayoQk/uBkI3pdoXfQBXNIUrADq56L3s/DFyM2pJeUDrWmhfIw2UFIGkYPTMSCo8F2JcdcGM32FGJrSnU0Q==",
       "cpu": [
         "x64"
@@ -1193,9 +1152,9 @@
         "win32"
       ]
     },
-    "node_modules/@rspack/core": {
+    "node_modules/@rsbuild/core/node_modules/@rspack/core": {
       "version": "1.7.11",
-      "resolved": "https://registry.npmmirror.com/@rspack/core/-/core-1.7.11.tgz",
+      "resolved": "https://registry.npmjs.org/@rspack/core/-/core-1.7.11.tgz",
       "integrity": "sha512-rsD9b+Khmot5DwCMiB3cqTQo53ioPG3M/A7BySu8+0+RS7GCxKm+Z+mtsjtG/vsu4Tn2tcqCdZtA3pgLoJB+ew==",
       "dev": true,
       "license": "MIT",
@@ -1216,6 +1175,24 @@
         }
       }
     },
+    "node_modules/@rsbuild/plugin-vue": {
+      "version": "1.2.7",
+      "resolved": "https://registry.npmmirror.com/@rsbuild/plugin-vue/-/plugin-vue-1.2.7.tgz",
+      "integrity": "sha512-epDSChyeR4U+gwq2vfTARV9hbfrmdFTdmhBWIcv7MFyckn3yxJhweJVwdx14Wf3d8s1p4XZzDpqmphDyvX443Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "rspack-vue-loader": "^17.5.0"
+      },
+      "peerDependencies": {
+        "@rsbuild/core": "^1.0.0 || ^2.0.0-0"
+      },
+      "peerDependenciesMeta": {
+        "@rsbuild/core": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@rspack/lite-tapable": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@rspack/lite-tapable/-/lite-tapable-1.1.0.tgz",
@@ -1225,10 +1202,11 @@
     },
     "node_modules/@swc/helpers": {
       "version": "0.5.21",
-      "resolved": "https://registry.npmmirror.com/@swc/helpers/-/helpers-0.5.21.tgz",
+      "resolved": "https://registry.npmjs.org/@swc/helpers/-/helpers-0.5.21.tgz",
       "integrity": "sha512-jI/VAmtdjB/RnI8GTnokyX7Ug8c+g+ffD6QRLa6XQewtnGyukKkKSk3wLTM3b5cjt1jNh9x0jfVlagdN2gDKQg==",
       "dev": true,
       "license": "Apache-2.0",
+      "peer": true,
       "dependencies": {
         "tslib": "^2.8.0"
       }
@@ -1240,9 +1218,9 @@
       "license": "MIT"
     },
     "node_modules/@tybys/wasm-util": {
-      "version": "0.10.1",
+      "version": "0.10.2",
-      "resolved": "https://registry.npmmirror.com/@tybys/wasm-util/-/wasm-util-0.10.1.tgz",
+      "resolved": "https://registry.npmjs.org/@tybys/wasm-util/-/wasm-util-0.10.2.tgz",
-      "integrity": "sha512-9tTaPJLSiejZKx+Bmog4uSubteqTvFrVrURwkmHixBo0G4seD0zUxp98E1DzUBJxLQ3NPwXrGKDiVjwx/DpPsg==",
+      "integrity": "sha512-RoBvJ2X0wuKlWFIjrwffGw1IqZHKQqzIchKaadZZfnNpsAYp2mM0h36JtPCjNDAHGgYez/15uMBpfGwchhiMgg==",
       "dev": true,
       "license": "MIT",
       "optional": true,
@@ -1901,13 +1879,13 @@
       }
     },
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       "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
@@ -4261,9 +4271,9 @@
       "license": "MIT"
     },
     "node_modules/nanoid": {
-      "version": "5.1.7",
+      "version": "5.1.11",
-      "resolved": "https://registry.npmmirror.com/nanoid/-/nanoid-5.1.7.tgz",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-5.1.11.tgz",
-      "integrity": "sha512-ua3NDgISf6jdwezAheMOk4mbE1LXjm1DfMUDMuJf4AqxLFK3ccGpgWizwa5YV7Yz9EpXwEaWoRXSb/BnV0t5dQ==",
+      "integrity": "sha512-v+KEsUv2ps74PaSKv0gHTxTCgMXOIfBEbaqa6w6ISIGC7ZsvHN4N9oJ8d4cmf0n5oTzQz2SLmThbQWhjd/8eKg==",
       "funding": [
         {
           "type": "github",
@@ -4328,14 +4338,14 @@
     },
     "node_modules/picocolors": {
       "version": "1.1.1",
-      "resolved": "https://registry.npmmirror.com/picocolors/-/picocolors-1.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
       "integrity": "sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==",
       "license": "ISC"
     },
     "node_modules/picomatch": {
-      "version": "4.0.3",
+      "version": "4.0.4",
-      "resolved": "https://registry.npmmirror.com/picomatch/-/picomatch-4.0.3.tgz",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.4.tgz",
-      "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
+      "integrity": "sha512-QP88BAKvMam/3NxH6vj2o21R6MjxZUAd6nlwAS/pnGvN9IVLocLHxGYIzFhg6fUQ+5th6P4dv4eW9jX3DSIj7A==",
       "license": "MIT",
       "engines": {
         "node": ">=12"
@@ -4394,9 +4404,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.8",
+      "version": "8.5.14",
-      "resolved": "https://registry.npmmirror.com/postcss/-/postcss-8.5.8.tgz",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.14.tgz",
-      "integrity": "sha512-OW/rX8O/jXnm82Ey1k44pObPtdblfiuWnrd8X7GJ7emImCOstunGbXUpp7HdBrFQX6rJzn3sPT397Wp5aCwCHg==",
+      "integrity": "sha512-SoSL4+OSEtR99LHFZQiJLkT59C5B1amGO1NzTwj7TT1qCUgUO6hxOvzkOYxD+vMrXBM3XJIKzokoERdqQq/Zmg==",
       "funding": [
         {
           "type": "opencollective",
@@ -4422,9 +4432,9 @@
       }
     },
     "node_modules/postcss/node_modules/nanoid": {
-      "version": "3.3.11",
+      "version": "3.3.12",
-      "resolved": "https://registry.npmmirror.com/nanoid/-/nanoid-3.3.11.tgz",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.12.tgz",
-      "integrity": "sha512-N8SpfPUnUp1bK+PMYW8qSWdl9U+wwNWI4QKxOYDy9JAro3WMX7p2OeVRF9v+347pnakNevPmiHhNmZ2HbFA76w==",
+      "integrity": "sha512-ZB9RH/39qpq5Vu6Y+NmUaFhQR6pp+M2Xt76XBnEwDaGcVAqhlvxrl3B2bKS5D3NH3QR76v3aSrKaF/Kiy7lEtQ==",
       "funding": [
         {
           "type": "github",
@@ -4450,9 +4460,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.8.2",
+      "version": "3.8.3",
-      "resolved": "https://registry.npmmirror.com/prettier/-/prettier-3.8.2.tgz",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.3.tgz",
-      "integrity": "sha512-8c3mgTe0ASwWAJK+78dpviD+A8EqhndQPUBpNUIPt6+xWlIigCwfN01lWr9MAede4uqXGTEKeQWTvzb3vjia0Q==",
+      "integrity": "sha512-7igPTM53cGHMW8xWuVTydi2KO233VFiTNyF5hLJqpilHfmn8C8gPf+PS7dUT64YcXFbiMGZxS9pCSxL/Dxm/Jw==",
       "dev": true,
       "license": "MIT",
       "bin": {
@@ -4735,7 +4745,7 @@
     },
     "node_modules/source-map-js": {
       "version": "1.2.1",
-      "resolved": "https://registry.npmmirror.com/source-map-js/-/source-map-js-1.2.1.tgz",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.2.1.tgz",
       "integrity": "sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA==",
       "license": "BSD-3-Clause",
       "engines": {
@@ -4867,9 +4877,9 @@
       "license": "ISC"
     },
     "node_modules/typescript": {
-      "version": "6.0.2",
+      "version": "6.0.3",
-      "resolved": "https://registry.npmmirror.com/typescript/-/typescript-6.0.2.tgz",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
-      "integrity": "sha512-bGdAIrZ0wiGDo5l8c++HWtbaNCWTS4UTv7RaTH/ThVIgjkveJt83m74bBHMJkuCbslY8ixgLBVZJIOiQlQTjfQ==",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "devOptional": true,
       "license": "Apache-2.0",
       "peer": true,
@@ -5045,19 +5055,6 @@
       "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
       "license": "MIT"
     },
-    "node_modules/uuid": {
-      "version": "11.1.0",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-11.1.0.tgz",
-      "integrity": "sha512-0/A9rDy9P7cJ+8w1c9WD9V//9Wj15Ce2MPz8Ri6032usz+NfePxx5AcN3bN+r6ZL6jEo066/yNYB3tn4pQEx+A==",
-      "funding": [
-        "https://github.com/sponsors/broofa",
-        "https://github.com/sponsors/ctavan"
-      ],
-      "license": "MIT",
-      "bin": {
-        "uuid": "dist/esm/bin/uuid"
-      }
-    },
     "node_modules/vdirs": {
       "version": "0.1.8",
       "resolved": "https://registry.npmmirror.com/vdirs/-/vdirs-0.1.8.tgz",
@@ -5132,17 +5129,17 @@
       "license": "MIT"
     },
     "node_modules/vue": {
-      "version": "3.5.32",
+      "version": "3.5.34",
-      "resolved": "https://registry.npmmirror.com/vue/-/vue-3.5.32.tgz",
+      "resolved": "https://registry.npmjs.org/vue/-/vue-3.5.34.tgz",
-      "integrity": "sha512-vM4z4Q9tTafVfMAK7IVzmxg34rSzTFMyIe0UUEijUCkn9+23lj0WRfA83dg7eQZIUlgOSGrkViIaCfqSAUXsMw==",
+      "integrity": "sha512-WdLBG9gm02OgJIG9axd5Hpx0TFLdzVgfG2evFFu8Rur5O/IoGc5cMjnjh3tPL6GnRGsYvUhBSKVPYVcxRKpMCA==",
       "license": "MIT",
       "peer": true,
       "dependencies": {
-        "@vue/compiler-dom": "3.5.32",
+        "@vue/compiler-dom": "3.5.34",
-        "@vue/compiler-sfc": "3.5.32",
+        "@vue/compiler-sfc": "3.5.34",
-        "@vue/runtime-dom": "3.5.32",
+        "@vue/runtime-dom": "3.5.34",
-        "@vue/server-renderer": "3.5.32",
+        "@vue/server-renderer": "3.5.34",
-        "@vue/shared": "3.5.32"
+        "@vue/shared": "3.5.34"
       },
       "peerDependencies": {
         "typescript": "*"
@@ -5180,9 +5177,9 @@
       }
     },
     "node_modules/vue-router": {
-      "version": "5.0.4",
+      "version": "5.0.6",
-      "resolved": "https://registry.npmmirror.com/vue-router/-/vue-router-5.0.4.tgz",
+      "resolved": "https://registry.npmjs.org/vue-router/-/vue-router-5.0.6.tgz",
-      "integrity": "sha512-lCqDLCI2+fKVRl2OzXuzdSWmxXFLQRxQbmHugnRpTMyYiT+hNaycV0faqG5FBHDXoYrZ6MQcX87BvbY8mQ20Bg==",
+      "integrity": "sha512-9+kmUTGbKMyW9Asoy98IXXYIzrTMT7JDAdpDDeEkorHvybpUvBI2wsrSM5jFOXrFydpzRFJ9vAh+80DN2PGu9w==",
       "license": "MIT",
       "peer": true,
       "dependencies": {
@@ -5418,9 +5415,9 @@
       }
     },
     "node_modules/yaml": {
-      "version": "2.8.2",
+      "version": "2.8.4",
-      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.4.tgz",
-      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A==",
+      "integrity": "sha512-ml/JPOj9fOQK8RNnWojA67GbZ0ApXAUlN2UQclwv2eVgTgn7O9gg9o7paZWKMp4g0H3nTLtS9LVzhkpOFIKzog==",
       "license": "ISC",
       "bin": {
         "yaml": "bin.mjs"

package.json

@@ -10,7 +10,7 @@
     "fmt": "prettier --write src *.ts"
   },
   "dependencies": {
-    "@codemirror/autocomplete": "^6.20.1",
+    "@codemirror/autocomplete": "^6.20.2",
     "@codemirror/lang-cpp": "^6.0.3",
     "@codemirror/lang-python": "^6.2.1",
     "@vue-flow/background": "^1.3.2",
@@ -19,11 +19,11 @@
     "@vue-flow/minimap": "^1.5.4",
     "@vue-flow/node-resizer": "^1.5.1",
     "@vue-flow/node-toolbar": "^1.1.1",
-    "@vueuse/core": "^14.2.1",
+    "@vueuse/core": "^14.3.0",
-    "@vueuse/router": "^14.2.1",
+    "@vueuse/router": "^14.3.0",
     "@wangeditor-next/editor": "^5.7.0",
     "@wangeditor-next/editor-for-vue": "^5.1.14",
-    "axios": "^1.15.0",
+    "axios": "^1.16.0",
     "canvas-confetti": "^1.9.4",
     "chart.js": "^4.5.1",
     "codemirror": "^6.0.2",
@@ -31,29 +31,30 @@
     "date-fns": "^4.1.0",
     "fflate": "^0.8.2",
     "highlight.js": "^11.11.1",
-    "md-editor-v3": "^6.4.2",
+    "md-editor-v3": "^6.5.0",
     "mermaid": "^11.14.0",
     "naive-ui": "^2.44.1",
-    "nanoid": "^5.1.7",
+    "nanoid": "^5.1.11",
     "normalize.css": "^8.0.1",
     "pinia": "^3.0.4",
     "skulpt": "^1.2.0",
-    "vue": "^3.5.32",
+    "vue": "^3.5.34",
     "vue-chartjs": "^5.3.3",
     "vue-codemirror": "^6.1.1",
-    "vue-router": "^5.0.4",
+    "vue-router": "^5.0.6",
     "y-codemirror.next": "^0.3.5",
     "y-webrtc": "^10.3.0",
     "yjs": "^13.6.30"
   },
   "devDependencies": {
-    "@iconify/vue": "^5.0.0",
+    "@iconify/vue": "^5.0.1",
     "@rsbuild/core": "^1.7.5",
     "@rsbuild/plugin-vue": "^1.2.7",
     "@types/canvas-confetti": "^1.9.0",
     "@types/node": "^25.6.0",
-    "prettier": "^3.8.2",
+    "@vue/tsconfig": "^0.9.1",
-    "typescript": "^6.0.2",
+    "prettier": "^3.8.3",
+    "typescript": "^6.0.3",
     "unplugin-auto-import": "^21.0.0",
     "unplugin-vue-components": "^32.0.0"
   }

rsbuild.config.ts

@@ -4,7 +4,7 @@ import AutoImport from "unplugin-auto-import/rspack"
 import Components from "unplugin-vue-components/rspack"
 import { NaiveUiResolver } from "unplugin-vue-components/resolvers"
 
-export default defineConfig(({ envMode }) => {
+const config: ReturnType<typeof defineConfig> = defineConfig(({ envMode }) => {
   const { publicVars, rawPublicVars } = loadEnv({
     cwd: process.cwd(),
     mode: envMode,
@@ -20,6 +20,7 @@ export default defineConfig(({ envMode }) => {
     ws: true,
     changeOrigin: true,
   }
+
   return {
     plugins: [pluginVue()],
     tools: {
@@ -96,3 +97,5 @@ export default defineConfig(({ envMode }) => {
     },
   }
 })
+
+export default config

src/App.vue

@@ -58,8 +58,10 @@ provide("hljs", hljsInstance)
     :date-locale="dateZhCN"
     :hljs="hljsInstance"
   >
-    <n-message-provider>
+    <n-dialog-provider>
-      <router-view></router-view>
+      <n-message-provider>
-    </n-message-provider>
+        <router-view></router-view>
+      </n-message-provider>
+    </n-dialog-provider>
   </n-config-provider>
 </template>

src/admin/announcement/detail.vue

@@ -54,7 +54,7 @@ async function submit() {
   const api = {
     "admin announcement create": createAnnouncement,
     "admin announcement edit": editAnnouncement,
-  }[<string>route.name]
+  }[route.name as string]
   try {
     await api!(announcement)
     if (route.name === "admin announcement create") {

src/admin/api.ts

@@ -6,6 +6,7 @@ import {
   BlankContest,
   BlankProblem,
   Contest,
+  Exercise,
   Server,
   TestcaseUploadedReturns,
   Tutorial,
@@ -261,6 +262,37 @@ export function setTutorialVisibility(id: number, is_public: boolean) {
   return http.put("admin/tutorial/visibility", { id, is_public })
 }
 
+export async function getAdminExercises(tutorialId: number) {
+  const res = await http.get("admin/exercise", {
+    params: { tutorial_id: tutorialId },
+  })
+  return res.data as Exercise[]
+}
+
+export async function createExercise(data: {
+  tutorial_id: number
+  type: "mcq" | "sort" | "fill"
+  data: object
+  order: number
+}) {
+  const res = await http.post("admin/exercise", data)
+  return res.data as Exercise
+}
+
+export async function updateExercise(data: {
+  id: number
+  type: "mcq" | "sort" | "fill"
+  data: object
+  order: number
+}) {
+  const res = await http.put("admin/exercise", data)
+  return res.data as Exercise
+}
+
+export function deleteExercise(id: number) {
+  return http.delete("admin/exercise", { params: { id } })
+}
+
 // 将竞赛题目转为公开题目
 export function makeProblemPublic(id: number, display_id: string) {
   return http.post("admin/contest_problem/make_public", {

src/admin/contest/detail.vue

@@ -97,7 +97,7 @@ async function submit() {
   const api = {
     "admin contest create": createContest,
     "admin contest edit": editContest,
-  }[<string>route.name]
+  }[route.name as string]
   try {
     await api!(contest)
     if (route.name === "admin contest create") {

src/admin/problem/components/Modal.vue

@@ -33,7 +33,7 @@ const columns: DataTableColumn<AdminProblemFiltered>[] = [
     render: (row) =>
       h(AddButton, {
         problemID: row.id,
-        contestID: <string>route.params.contestID,
+        contestID: route.params.contestID as string,
         onAdded: () => emit("change"),
       }),
     width: 60,

src/admin/problem/detail.vue

@@ -44,7 +44,7 @@ const title = computed(
       "admin problem edit": "编辑题目",
       "admin contest problem create": "新建比赛题目",
       "admin contest problem edit": "编辑比赛题目",
-    })[<string>route.name],
+    })[route.name as string],
 )
 
 const isAIGenerating = ref(false)
@@ -136,7 +136,6 @@ async function getProblemDetail() {
   }
   try {
     const { data } = await getProblem(props.problemID)
-    toggleReady(true)
     problem.value.id = data.id
     problem.value._id = data._id
     problem.value.title = data.title
@@ -189,6 +188,7 @@ async function getProblemDetail() {
     })
     // 标签
     tags.value.select = data.tags
+    toggleReady(true)
   } catch (error) {
     message.error("获取题目失败")
     router.push({ name: "admin problem list" })
@@ -358,7 +358,7 @@ async function submit() {
     "admin problem edit": editProblem,
     "admin contest problem create": createContestProblem,
     "admin contest problem edit": editContestProblem,
-  }[<string>route.name]
+  }[route.name as string]
   if (
     route.name === "admin contest problem create" ||
     route.name === "admin contest problem edit"

src/admin/problem/list.vue

@@ -23,7 +23,7 @@ const title = computed(
     ({
       "admin problem list": "题目列表",
       "admin contest problem list": "比赛题目列表",
-    })[<string>route.name],
+    })[route.name as string],
 )
 const isContestProblemList = computed(
   () => route.name === "admin contest problem list",

src/admin/tutorial/components/ExerciseManager.vue

@@ -0,0 +1,319 @@
+<script setup lang="ts">
+import {
+  Exercise,
+  ExerciseMcqData,
+  ExerciseSortData,
+  ExerciseFillData,
+} from "utils/types"
+import {
+  getAdminExercises,
+  createExercise,
+  updateExercise,
+  deleteExercise,
+} from "admin/api"
+
+const props = defineProps<{ tutorialId: number }>()
+const message = useMessage()
+const dialog = useDialog()
+
+const exercises = ref<Exercise[]>([])
+const showForm = ref(false)
+const editingId = ref<number | null>(null)
+const formType = ref<"mcq" | "sort" | "fill">("mcq")
+const formOrder = ref(0)
+
+const mcqQuestion = ref("")
+const mcqOptions = ref(["", ""])
+const mcqAnswer = ref<number[]>([])
+
+const sortQuestion = ref("")
+const sortCode = ref("")
+
+const fillQuestion = ref("")
+const fillCode = ref("")
+
+async function load() {
+  exercises.value = await getAdminExercises(props.tutorialId)
+}
+
+onMounted(load)
+
+function openCreate() {
+  editingId.value = null
+  formType.value = "mcq"
+  formOrder.value = exercises.value.length
+  mcqQuestion.value = ""
+  mcqOptions.value = ["", ""]
+  mcqAnswer.value = []
+  sortQuestion.value = ""
+  sortCode.value = ""
+  fillQuestion.value = ""
+  fillCode.value = ""
+  showForm.value = true
+}
+
+function openEdit(ex: Exercise) {
+  editingId.value = ex.id
+  formType.value = ex.type
+  formOrder.value = ex.order
+  if (ex.type === "mcq") {
+    const d = ex.data as ExerciseMcqData
+    mcqQuestion.value = d.question
+    mcqOptions.value = [...d.options]
+    mcqAnswer.value = [...d.answer]
+  } else if (ex.type === "sort") {
+    const d = ex.data as ExerciseSortData
+    sortQuestion.value = d.question
+    sortCode.value = d.lines.join("\n")
+  } else {
+    const d = ex.data as ExerciseFillData
+    fillQuestion.value = d.question
+    fillCode.value = d.code
+  }
+  showForm.value = true
+}
+
+function toggleAnswer(i: number) {
+  const idx = mcqAnswer.value.indexOf(i)
+  if (idx === -1) mcqAnswer.value.push(i)
+  else mcqAnswer.value.splice(idx, 1)
+}
+
+async function save() {
+  if (formType.value === "mcq" && mcqAnswer.value.length === 0) {
+    message.error("请至少勾选一个正确答案")
+    return
+  }
+  let data: Record<string, unknown>
+  if (formType.value === "mcq") {
+    data = {
+      question: mcqQuestion.value || "下面选项中正确是哪个？",
+      options: mcqOptions.value,
+      answer: mcqAnswer.value,
+    }
+  } else if (formType.value === "sort") {
+    data = {
+      question: sortQuestion.value || "将下列代码行排列为正确顺序",
+      lines: sortCode.value.split("\n").filter((l) => l.trim() !== ""),
+    }
+  } else {
+    data = { question: fillQuestion.value, code: fillCode.value }
+  }
+
+  try {
+    if (editingId.value) {
+      await updateExercise({
+        id: editingId.value,
+        type: formType.value,
+        data,
+        order: formOrder.value,
+      })
+      message.success("练习题已更新")
+    } else {
+      await createExercise({
+        tutorial_id: props.tutorialId,
+        type: formType.value,
+        data,
+        order: formOrder.value,
+      })
+      message.success("练习题已创建")
+    }
+    showForm.value = false
+    await load()
+  } catch (e: any) {
+    message.error(e.data ?? "保存失败")
+  }
+}
+
+function confirmDelete(id: number) {
+  dialog.warning({
+    title: "删除练习题",
+    content: "此操作不可撤销",
+    positiveText: "删除",
+    onPositiveClick: async () => {
+      await deleteExercise(id)
+      message.success("已删除")
+      await load()
+    },
+  })
+}
+
+function copyPlaceholder(id: number) {
+  navigator.clipboard.writeText(`[[exercise:${id}]]`)
+  message.success(`已复制 [[exercise:${id}]]`)
+}
+
+function typeName(type: string) {
+  if (type === "mcq") return "选择题"
+  if (type === "sort") return "代码排序"
+  return "代码填空"
+}
+
+function typeTagType(type: string): "success" | "info" | "warning" {
+  if (type === "mcq") return "success"
+  if (type === "sort") return "info"
+  return "warning"
+}
+</script>
+
+<template>
+  <div>
+    <n-flex justify="space-between" align="center" style="margin-bottom: 16px">
+      <n-text>共 {{ exercises.length }} 道练习题</n-text>
+      <n-button type="primary" size="small" @click="openCreate"
+        >+ 添加练习题</n-button
+      >
+    </n-flex>
+
+    <n-empty v-if="exercises.length === 0" description="暂无练习题" />
+
+    <n-list v-else bordered>
+      <n-list-item v-for="ex in exercises" :key="ex.id">
+        <n-flex justify="space-between" align="center">
+          <div>
+            <n-tag size="small" :type="typeTagType(ex.type)" :bordered="false">
+              {{ typeName(ex.type) }}
+            </n-tag>
+            <n-text style="margin-left: 10px">
+              {{ (ex.data as any).question }}
+            </n-text>
+          </div>
+          <n-space :size="8">
+            <n-tooltip trigger="hover">
+              <template #trigger>
+                <n-button size="small" @click="copyPlaceholder(ex.id)">
+                  复制占位符
+                </n-button>
+              </template>
+              将 [[exercise:{{ ex.id }}]] 粘贴到 Markdown 内容中
+            </n-tooltip>
+            <n-button size="small" @click="openEdit(ex)">编辑</n-button>
+            <n-button size="small" type="error" @click="confirmDelete(ex.id)">
+              删除
+            </n-button>
+          </n-space>
+        </n-flex>
+      </n-list-item>
+    </n-list>
+
+    <n-modal
+      v-model:show="showForm"
+      :title="editingId ? '编辑练习题' : '新建练习题'"
+      preset="card"
+      style="width: 560px"
+    >
+      <n-form label-placement="top">
+        <n-form-item label="题型">
+          <n-radio-group v-model:value="formType" :disabled="!!editingId">
+            <n-radio value="mcq">选择题</n-radio>
+            <n-radio value="sort">代码排序</n-radio>
+            <n-radio value="fill">代码填空</n-radio>
+          </n-radio-group>
+        </n-form-item>
+
+        <n-form-item label="顺序">
+          <n-input-number
+            v-model:value="formOrder"
+            :min="0"
+            style="width: 100px"
+          />
+        </n-form-item>
+
+        <template v-if="formType === 'mcq'">
+          <n-form-item label="题目">
+            <n-input
+              v-model:value="mcqQuestion"
+              type="textarea"
+              :rows="2"
+              placeholder="下面选项中正确是哪个？"
+            />
+          </n-form-item>
+          <n-form-item label="选项（勾选所有正确答案）">
+            <n-space vertical style="width: 100%">
+              <n-flex
+                v-for="(opt, i) in mcqOptions"
+                :key="i"
+                align="center"
+                :size="8"
+              >
+                <n-checkbox
+                  :checked="mcqAnswer.includes(i)"
+                  @update:checked="toggleAnswer(i)"
+                />
+                <n-input
+                  v-model:value="mcqOptions[i]"
+                  :placeholder="`选项 ${String.fromCharCode(65 + i)}`"
+                  style="flex: 1"
+                />
+                <n-button
+                  size="small"
+                  :disabled="mcqOptions.length <= 2"
+                  @click="
+                    () => {
+                      mcqOptions.splice(i, 1)
+                      mcqAnswer.value = mcqAnswer.value
+                        .filter((a) => a !== i)
+                        .map((a) => (a > i ? a - 1 : a))
+                    }
+                  "
+                >
+                  ✕
+                </n-button>
+              </n-flex>
+              <n-button size="small" @click="mcqOptions.push('')">
+                + 添加选项
+              </n-button>
+            </n-space>
+          </n-form-item>
+        </template>
+
+        <template v-else-if="formType === 'sort'">
+          <n-form-item label="题目">
+            <n-input
+              v-model:value="sortQuestion"
+              type="textarea"
+              :rows="2"
+              placeholder="将下列代码行排列为正确顺序"
+            />
+          </n-form-item>
+          <n-form-item label="正确代码（每行将自动成为一道排序项）">
+            <n-input
+              v-model:value="sortCode"
+              type="textarea"
+              :rows="10"
+              placeholder="在此粘贴正确的代码，保存后将自动按行拆分并乱序"
+              style="font-family: monospace"
+            />
+          </n-form-item>
+        </template>
+
+        <template v-else>
+          <n-form-item label="题目说明">
+            <n-input
+              v-model:value="fillQuestion"
+              type="textarea"
+              :rows="2"
+              placeholder="例：补全下面的循环语句"
+            />
+          </n-form-item>
+          <n-form-item label="含空位的代码">
+            <n-input
+              v-model:value="fillCode"
+              type="textarea"
+              :rows="10"
+              placeholder="用 {{答案}} 标记空位，多个合法答案用 | 分隔，例如：for {{i|idx}} in range(10):"
+              style="font-family: monospace"
+            />
+          </n-form-item>
+        </template>
+      </n-form>
+
+      <template #footer>
+        <n-flex justify="end" :size="8">
+          <n-button @click="showForm = false">取消</n-button>
+          <n-button type="primary" @click="save">保存</n-button>
+        </n-flex>
+      </template>
+    </n-modal>
+  </div>
+</template>

src/admin/tutorial/detail.vue

@@ -3,6 +3,7 @@ import CodeEditor from "shared/components/CodeEditor.vue"
 import MarkdownEditor from "shared/components/MarkdownEditor.vue"
 import { Tutorial } from "utils/types"
 import { createTutorial, getTutorial, updateTutorial } from "../api"
+import ExerciseManager from "./components/ExerciseManager.vue"
 
 interface Props {
   tutorialID?: string
@@ -63,7 +64,6 @@ async function submit() {
       await updateTutorial(tutorial)
       message.success("修改已保存")
     }
-    router.push({ name: "admin tutorial list" })
   } catch (err: any) {
     message.error(err.data)
   }
@@ -112,6 +112,10 @@ onMounted(init)
         height="400px"
       />
     </n-tab-pane>
+    <n-tab-pane name="exercises" tab="练习题" :disabled="!tutorial.id">
+      <ExerciseManager v-if="tutorial.id" :tutorial-id="tutorial.id" />
+      <n-empty v-else description="请先保存教程后再添加练习题" />
+    </n-tab-pane>
   </n-tabs>
 </template>
 <style scoped>

src/index.css

@@ -10,6 +10,26 @@ body {
   --md-theme-color: var(--n-text-color) !important;
 }
 
+.oj-mermaid-surface {
+  box-sizing: border-box;
+  padding: 18px;
+  overflow: auto;
+  border: 1px solid rgba(148, 163, 184, 0.24);
+  border-radius: 8px;
+  background:
+    linear-gradient(rgba(148, 163, 184, 0.08) 1px, transparent 1px),
+    linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px),
+    linear-gradient(135deg, #ffffff 0%, #f8fafc 52%, #eef6ff 100%);
+  background-size:
+    24px 24px,
+    24px 24px,
+    auto;
+}
+
+.oj-mermaid-surface > svg {
+  max-width: 100%;
+}
+
 ::view-transition-old(root),
 ::view-transition-new(root) {
   animation: none;

src/oj/api.ts

@@ -2,6 +2,7 @@ import { DIFFICULTY } from "utils/constants"
 import { getACRate } from "utils/functions"
 import http from "utils/http"
 import {
+  Exercise,
   Problem,
   Submission,
   SubmissionListPayload,
@@ -420,3 +421,10 @@ export function getProblemSetUserProgress(
 ) {
   return http.get(`problemset/${problemSetId}/users_progress`, { params })
 }
+
+export async function getExercises(tutorialId: number): Promise<Exercise[]> {
+  const res = await http.get("exercises", {
+    params: { tutorial_id: tutorialId },
+  })
+  return res.data
+}

src/oj/learn/components/ExerciseFill.vue

@@ -0,0 +1,160 @@
+<script setup lang="ts">
+import hljs from "highlight.js/lib/core"
+import python from "highlight.js/lib/languages/python"
+import c from "highlight.js/lib/languages/c"
+import { Exercise, ExerciseFillData } from "utils/types"
+
+hljs.registerLanguage("python", python)
+hljs.registerLanguage("c", c)
+
+const props = defineProps<{ exercise: Exercise; lang?: string }>()
+const data = computed(() => props.exercise.data as ExerciseFillData)
+
+type CodeSeg = { type: "code"; html: string }
+type BlankSeg = { type: "blank"; answers: string[]; index: number }
+type Segment = CodeSeg | BlankSeg
+
+function escapeHtml(s: string): string {
+  return s.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;")
+}
+
+const segments = computed<Segment[]>(() => {
+  const blanks: string[][] = []
+  const markedCode = data.value.code.replace(/\{\{([^}]+)\}\}/g, (_, inner) => {
+    blanks.push(inner.split("|"))
+    return `____${blanks.length - 1}____`
+  })
+
+  const lang =
+    props.lang === "python" ? "python" : props.lang === "c" ? "c" : null
+  let highlighted: string
+  if (lang) {
+    try {
+      highlighted = hljs.highlight(markedCode, { language: lang }).value
+    } catch {
+      highlighted = escapeHtml(markedCode)
+    }
+  } else {
+    highlighted = escapeHtml(markedCode)
+  }
+
+  const parts = highlighted.split(/____(\d+)____/)
+  const result: Segment[] = []
+  for (let i = 0; i < parts.length; i++) {
+    if (i % 2 === 0) {
+      if (parts[i]) result.push({ type: "code", html: parts[i] })
+    } else {
+      const idx = parseInt(parts[i])
+      result.push({ type: "blank", answers: blanks[idx], index: idx })
+    }
+  }
+  return result
+})
+
+const blankCount = computed(
+  () => segments.value.filter((s) => s.type === "blank").length,
+)
+const userInputs = ref<string[]>([])
+const wrongBlanks = ref<Set<number>>(new Set())
+const allCorrect = ref(false)
+
+watch(() => props.exercise.id, reset, { immediate: true })
+
+function reset() {
+  userInputs.value = Array(blankCount.value).fill("")
+  wrongBlanks.value = new Set()
+  allCorrect.value = false
+}
+
+function submit() {
+  if (allCorrect.value) return
+  const wrong = new Set<number>()
+  for (const seg of segments.value) {
+    if (seg.type !== "blank") continue
+    if (!seg.answers.includes(userInputs.value[seg.index]?.trim() ?? "")) {
+      wrong.add(seg.index)
+    }
+  }
+  wrongBlanks.value = wrong
+  allCorrect.value = wrong.size === 0
+}
+
+function inputWidth(idx: number): string {
+  return Math.max(4, (userInputs.value[idx]?.length ?? 0) + 2) + "ch"
+}
+</script>
+
+<template>
+  <n-card
+    size="small"
+    style="margin: 16px 0; border: 1.5px solid var(--n-border-color)"
+  >
+    <template #header>
+      <n-tag type="warning" size="small" :bordered="false"
+        >练一练 · 代码填空</n-tag
+      >
+    </template>
+
+    <p style="font-weight: 500; margin-bottom: 12px">{{ data.question }}</p>
+
+    <pre
+      :style="{
+        fontFamily: 'monospace',
+        lineHeight: '1.6',
+        background: 'var(--n-color)',
+        border: '1px solid var(--n-border-color)',
+        borderRadius: '6px',
+        padding: '12px',
+        overflowX: 'auto',
+        whiteSpace: 'pre-wrap',
+        margin: 0,
+      }"
+    ><template v-for="(seg, i) in segments" :key="i"
+      ><span v-if="seg.type === 'code'" v-html="seg.html" /><input
+        v-else
+        :value="userInputs[seg.index]"
+        :disabled="allCorrect"
+        :style="{
+          width: inputWidth(seg.index),
+          fontFamily: 'monospace',
+          padding: '1px 4px',
+          borderRadius: '3px',
+          border: `1.5px solid ${
+            allCorrect
+              ? '#18a058'
+              : wrongBlanks.has(seg.index)
+                ? '#d03050'
+                : 'var(--n-border-color)'
+          }`,
+          background: allCorrect
+            ? 'rgba(24,160,88,0.08)'
+            : wrongBlanks.has(seg.index)
+              ? 'rgba(208,48,80,0.07)'
+              : 'transparent',
+          outline: 'none',
+          color: 'inherit',
+          minWidth: '4ch',
+        }"
+        @input="userInputs[seg.index] = ($event.target as HTMLInputElement).value"
+      /></template></pre>
+
+    <n-alert
+      v-if="wrongBlanks.size > 0 || allCorrect"
+      :type="allCorrect ? 'success' : 'error'"
+      :title="allCorrect ? '全部正确！' : '有填写错误，请检查红色标注的空位'"
+      style="margin-top: 12px"
+    />
+
+    <n-space style="margin-top: 12px" :size="8">
+      <n-button
+        type="warning"
+        size="small"
+        :disabled="allCorrect"
+        @click="submit"
+      >
+        提交
+      </n-button>
+      <n-button size="small" @click="reset">重置</n-button>
+    </n-space>
+  </n-card>
+</template>

src/oj/learn/components/ExerciseMcq.vue

@@ -0,0 +1,125 @@
+<script setup lang="ts">
+import { Exercise, ExerciseMcqData } from "utils/types"
+
+const props = defineProps<{ exercise: Exercise }>()
+const data = computed(() => props.exercise.data as ExerciseMcqData)
+const isSingle = computed(() => data.value.answer.length === 1)
+
+const selected = ref<Set<number>>(new Set())
+const correct = ref(false)
+const wrong = ref(false)
+const partial = ref(false)
+
+function select(idx: number) {
+  if (correct.value) return
+  const s = new Set(selected.value)
+  if (isSingle.value) {
+    s.clear()
+    if (!selected.value.has(idx)) s.add(idx)
+  } else {
+    if (s.has(idx)) s.delete(idx)
+    else s.add(idx)
+  }
+  selected.value = s
+  wrong.value = false
+  partial.value = false
+}
+
+function submit() {
+  if (selected.value.size === 0 || correct.value) return
+  const answer = new Set(data.value.answer)
+  const sel = selected.value
+  const isEqual =
+    sel.size === answer.size && [...sel].every((v) => answer.has(v))
+  if (isEqual) {
+    correct.value = true
+    wrong.value = false
+    partial.value = false
+  } else {
+    selected.value = new Set()
+    const hasIntersection = [...sel].some((v) => answer.has(v))
+    if (hasIntersection) {
+      partial.value = true
+      wrong.value = false
+    } else {
+      wrong.value = true
+      partial.value = false
+    }
+  }
+}
+
+function reset() {
+  selected.value = new Set()
+  correct.value = false
+  wrong.value = false
+  partial.value = false
+}
+
+function optionType(idx: number): "default" | "primary" | "success" {
+  if (correct.value && data.value.answer.includes(idx)) return "success"
+  if (selected.value.has(idx)) return "primary"
+  return "default"
+}
+</script>
+
+<template>
+  <n-card
+    size="small"
+    style="margin: 16px 0; border: 1.5px solid var(--n-border-color)"
+  >
+    <template #header>
+      <n-space align="center" :size="8">
+        <n-tag type="success" size="small" :bordered="false">
+          练一练 · {{ isSingle ? "单选题" : "多选题" }}
+        </n-tag>
+      </n-space>
+    </template>
+
+    <p style="font-weight: 500; margin-bottom: 12px">{{ data.question }}</p>
+
+    <n-space vertical :size="8">
+      <n-button
+        v-for="(opt, idx) in data.options"
+        :key="idx"
+        :type="optionType(idx)"
+        :secondary="optionType(idx) !== 'default'"
+        :tertiary="optionType(idx) === 'default'"
+        :strong="selected.has(idx)"
+        :style="{
+          justifyContent: 'flex-start',
+          width: '100%',
+          textAlign: 'left',
+        }"
+        @click="select(idx)"
+      >
+        <template #icon>
+          <span style="font-weight: 700">{{
+            String.fromCharCode(65 + idx)
+          }}</span>
+        </template>
+        {{ opt }}
+      </n-button>
+    </n-space>
+
+    <n-alert
+      v-if="correct || wrong || partial"
+      :type="correct ? 'success' : partial ? 'warning' : 'error'"
+      :title="
+        correct ? '正确！' : partial ? '部分正确，请重试' : '选择有误，请重试'
+      "
+      style="margin-top: 12px"
+    />
+
+    <n-space style="margin-top: 12px" :size="8">
+      <n-button
+        type="primary"
+        size="small"
+        :disabled="selected.size === 0 || correct"
+        @click="submit"
+      >
+        提交
+      </n-button>
+      <n-button size="small" @click="reset">重置</n-button>
+    </n-space>
+  </n-card>
+</template>

src/oj/learn/components/ExerciseSort.vue

@@ -0,0 +1,224 @@
+<script setup lang="ts">
+import hljs from "highlight.js/lib/core"
+import python from "highlight.js/lib/languages/python"
+import c from "highlight.js/lib/languages/c"
+import { Exercise, ExerciseSortData } from "utils/types"
+
+hljs.registerLanguage("python", python)
+hljs.registerLanguage("c", c)
+
+const props = defineProps<{ exercise: Exercise; lang?: string }>()
+const data = computed(() => props.exercise.data as ExerciseSortData)
+
+type LineItem = { originalIdx: number; text: string }
+
+const lines = ref<LineItem[]>([])
+const submitted = ref(false)
+
+function shuffle(arr: LineItem[]): LineItem[] {
+  const a = [...arr]
+  for (let i = a.length - 1; i > 0; i--) {
+    const j = Math.floor(Math.random() * (i + 1))
+    ;[a[i], a[j]] = [a[j], a[i]]
+  }
+  const isCorrect = a.every((item, i) => item.originalIdx === i)
+  if (isCorrect && a.length > 1) [a[0], a[1]] = [a[1], a[0]]
+  return a
+}
+
+function init() {
+  lines.value = shuffle(
+    data.value.lines.map((text, idx) => ({ originalIdx: idx, text })),
+  )
+  submitted.value = false
+}
+
+onMounted(init)
+watch(() => props.exercise.id, init)
+
+const dragIdx = ref<number | null>(null)
+
+function onDragStart(idx: number) {
+  dragIdx.value = idx
+}
+
+function onDrop(targetIdx: number) {
+  if (dragIdx.value === null || dragIdx.value === targetIdx) return
+  const newLines = [...lines.value]
+  const [moved] = newLines.splice(dragIdx.value, 1)
+  newLines.splice(targetIdx, 0, moved)
+  lines.value = newLines
+  dragIdx.value = null
+  submitted.value = false
+}
+
+function lineStatus(idx: number): "correct" | "wrong" | "default" {
+  if (!submitted.value) return "default"
+  return lines.value[idx].originalIdx === idx ? "correct" : "wrong"
+}
+
+const allCorrect = computed(() =>
+  lines.value.every((item, i) => item.originalIdx === i),
+)
+
+function submit() {
+  submitted.value = true
+}
+
+function reset() {
+  init()
+}
+
+function escapeHtml(text: string): string {
+  return text.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;")
+}
+
+const lineHtmlMap = computed<Record<number, string>>(() => {
+  const rawLines = data.value.lines
+  const map: Record<number, string> = {}
+  const lang =
+    props.lang === "python" ? "python" : props.lang === "c" ? "c" : null
+
+  if (lang) {
+    try {
+      const result = hljs.highlight(rawLines.join("\n"), {
+        language: lang,
+      }).value
+      result.split("\n").forEach((html, i) => {
+        map[i] = html
+      })
+    } catch {
+      // fall through
+    }
+  }
+
+  rawLines.forEach((text, i) => {
+    if (map[i] === undefined) map[i] = escapeHtml(text)
+  })
+
+  return map
+})
+</script>
+
+<template>
+  <n-card
+    size="small"
+    style="margin: 16px 0; border: 1.5px solid var(--n-border-color)"
+  >
+    <template #header>
+      <n-tag type="info" size="small" :bordered="false"
+        >练一练 · 代码排序</n-tag
+      >
+    </template>
+
+    <p style="font-weight: 500; margin-bottom: 12px">{{ data.question }}</p>
+
+    <n-space vertical :size="6">
+      <div
+        v-for="(line, idx) in lines"
+        :key="line.originalIdx"
+        draggable="true"
+        :style="{
+          display: 'flex',
+          alignItems: 'center',
+          gap: '10px',
+          padding: '8px 12px',
+          borderRadius: '6px',
+          border: `1.5px ${submitted ? 'solid' : 'dashed'} ${
+            lineStatus(idx) === 'correct'
+              ? '#18a058'
+              : lineStatus(idx) === 'wrong'
+                ? '#d03050'
+                : 'var(--n-border-color)'
+          }`,
+          background:
+            lineStatus(idx) === 'correct'
+              ? 'rgba(24,160,88,0.08)'
+              : lineStatus(idx) === 'wrong'
+                ? 'rgba(208,48,80,0.07)'
+                : 'transparent',
+          cursor: 'grab',
+          fontFamily: 'monospace',
+          userSelect: 'none',
+        }"
+        @dragstart="onDragStart(idx)"
+        @dragover.prevent
+        @drop="onDrop(idx)"
+      >
+        <span style="color: #bbb; cursor: grab">⠿</span>
+        <span v-html="lineHtmlMap[line.originalIdx]" style="white-space: pre" />
+      </div>
+    </n-space>
+
+    <n-alert
+      v-if="submitted"
+      :type="allCorrect ? 'success' : 'error'"
+      :title="allCorrect ? '顺序正确！' : '顺序有误，红色行需要调整'"
+      style="margin-top: 12px"
+    />
+
+    <n-space style="margin-top: 12px" :size="8">
+      <n-button
+        type="info"
+        size="small"
+        :disabled="submitted && allCorrect"
+        @click="submit"
+      >
+        提交
+      </n-button>
+      <n-button size="small" @click="reset">重置</n-button>
+    </n-space>
+  </n-card>
+</template>
+
+<style>
+.hljs-keyword,
+.hljs-operator,
+.hljs-selector-tag {
+  color: #d73a49;
+}
+.hljs-string,
+.hljs-regexp,
+.hljs-template-literal {
+  color: #032f62;
+}
+.hljs-comment,
+.hljs-quote {
+  color: #6a737d;
+  font-style: italic;
+}
+.hljs-number,
+.hljs-literal {
+  color: #005cc5;
+}
+.hljs-built_in,
+.hljs-title.function_,
+.hljs-class .hljs-title {
+  color: #6f42c1;
+}
+
+.dark .hljs-keyword,
+.dark .hljs-operator,
+.dark .hljs-selector-tag {
+  color: #c678dd;
+}
+.dark .hljs-string,
+.dark .hljs-regexp,
+.dark .hljs-template-literal {
+  color: #98c379;
+}
+.dark .hljs-comment,
+.dark .hljs-quote {
+  color: #7f848e;
+  font-style: italic;
+}
+.dark .hljs-number,
+.dark .hljs-literal {
+  color: #e5c07b;
+}
+.dark .hljs-built_in,
+.dark .hljs-title.function_,
+.dark .hljs-class .hljs-title {
+  color: #61afef;
+}
+</style>

src/oj/learn/components/ExerciseWidget.vue

@@ -0,0 +1,23 @@
+<script setup lang="ts">
+import { Exercise } from "utils/types"
+
+const ExerciseMcq = defineAsyncComponent(() => import("./ExerciseMcq.vue"))
+const ExerciseSort = defineAsyncComponent(() => import("./ExerciseSort.vue"))
+const ExerciseFill = defineAsyncComponent(() => import("./ExerciseFill.vue"))
+
+defineProps<{ exercise: Exercise; lang?: string }>()
+</script>
+
+<template>
+  <ExerciseMcq v-if="exercise.type === 'mcq'" :exercise="exercise" />
+  <ExerciseSort
+    v-else-if="exercise.type === 'sort'"
+    :exercise="exercise"
+    :lang="lang"
+  />
+  <ExerciseFill
+    v-else-if="exercise.type === 'fill'"
+    :exercise="exercise"
+    :lang="lang"
+  />
+</template>

src/oj/learn/composables/useExerciseParse.ts

@@ -0,0 +1,37 @@
+import { Exercise } from "utils/types"
+
+type Segment =
+  | { type: "md"; content: string }
+  | { type: "exercise"; exercise: Exercise }
+
+export function parseExercises(
+  content: string,
+  exercises: Exercise[],
+): Segment[] {
+  const exerciseMap = new Map(exercises.map((e) => [e.id, e]))
+  const segments: Segment[] = []
+  const regex = /\[\[exercise:(\d+)\]\]/g
+  let lastIndex = 0
+  let match: RegExpExecArray | null
+
+  while ((match = regex.exec(content)) !== null) {
+    if (match.index > lastIndex) {
+      segments.push({
+        type: "md",
+        content: content.slice(lastIndex, match.index),
+      })
+    }
+    const id = parseInt(match[1])
+    const exercise = exerciseMap.get(id)
+    if (exercise) {
+      segments.push({ type: "exercise", exercise })
+    }
+    lastIndex = regex.lastIndex
+  }
+
+  if (lastIndex < content.length) {
+    segments.push({ type: "md", content: content.slice(lastIndex) })
+  }
+
+  return segments
+}

src/oj/learn/index.vue

@@ -27,11 +27,19 @@
           :bordered="false"
           size="small"
         >
-          <MdPreview
+          <template v-for="(seg, i) in segments" :key="i">
-            preview-theme="vuepress"
+            <MdPreview
-            :theme="isDark ? 'dark' : 'light'"
+              v-if="seg.type === 'md'"
-            :model-value="tutorial.content"
+              preview-theme="vuepress"
-          />
+              :theme="isDark ? 'dark' : 'light'"
+              :model-value="seg.content"
+            />
+            <ExerciseWidget
+              v-else
+              :exercise="seg.exercise"
+              :lang="tutorial.type"
+            />
+          </template>
         </n-card>
       </n-gi>
 
@@ -63,11 +71,19 @@
         </n-tab-pane>
 
         <n-tab-pane name="content" :tab="`第 ${step} 课`">
-          <MdPreview
+          <template v-for="(seg, i) in segments" :key="i">
-            preview-theme="vuepress"
+            <MdPreview
-            :theme="isDark ? 'dark' : 'light'"
+              v-if="seg.type === 'md'"
-            :model-value="tutorial.content"
+              preview-theme="vuepress"
-          />
+              :theme="isDark ? 'dark' : 'light'"
+              :model-value="seg.content"
+            />
+            <ExerciseWidget
+              v-else
+              :exercise="seg.exercise"
+              :lang="tutorial.type"
+            />
+          </template>
         </n-tab-pane>
 
         <n-tab-pane name="code" tab="示例代码" v-if="tutorial.code">
@@ -103,25 +119,26 @@
 <script setup lang="ts">
 import { MdPreview } from "md-editor-v3"
 import "md-editor-v3/lib/preview.css"
-import { Tutorial } from "utils/types"
+import { Tutorial, Exercise } from "utils/types"
-import { getTutorial, getTutorials } from "../api"
+import { getTutorial, getTutorials, getExercises } from "../api"
+import { parseExercises } from "./composables/useExerciseParse"
 import { useBreakpoints } from "shared/composables/breakpoints"
-const isDark = useDark()
 
+const ExerciseWidget = defineAsyncComponent(
+  () => import("./components/ExerciseWidget.vue"),
+)
 const CodeEditor = defineAsyncComponent(
   () => import("shared/components/CodeEditor.vue"),
 )
 
+const isDark = useDark()
 const route = useRoute()
 const router = useRouter()
-
 const { isDesktop } = useBreakpoints()
 
 const step = computed(() => {
   if (!route.params.step || !route.params.step.length) return 1
-  else {
+  return parseInt(route.params.step[0])
-    return parseInt(route.params.step[0])
-  }
 })
 
 const tutorial = ref<Partial<Tutorial>>({
@@ -130,29 +147,26 @@ const tutorial = ref<Partial<Tutorial>>({
   content: "",
   code: "",
 })
-
 const titles = ref<{ id: number; title: string }[]>([])
+const exercises = ref<Exercise[]>([])
 const activeTab = ref("content")
 
+const segments = computed(() =>
+  parseExercises(tutorial.value.content ?? "", exercises.value),
+)
+
 const isFirstLesson = computed(() => step.value === 1)
 const isLastLesson = computed(() => step.value === titles.value.length)
 
 function goToLesson(lessonNumber: number) {
   activeTab.value = "content"
-  const dest = lessonNumber.toString().padStart(2, "0")
+  router.push("/learn/" + lessonNumber.toString().padStart(2, "0"))
-  router.push("/learn/" + dest)
 }
-
 function goToPrevLesson() {
-  if (step.value > 1) {
+  if (step.value > 1) goToLesson(step.value - 1)
-    goToLesson(step.value - 1)
-  }
 }
-
 function goToNextLesson() {
-  if (step.value < titles.value.length) {
+  if (step.value < titles.value.length) goToLesson(step.value + 1)
-    goToLesson(step.value + 1)
-  }
 }
 
 async function init() {
@@ -160,15 +174,18 @@ async function init() {
   titles.value = res1.data
   if (titles.value.length === 0) return
   const id = titles.value[step.value - 1].id
-  const res2 = await getTutorial(id)
+  const [res2, exs] = await Promise.allSettled([
-  tutorial.value = res2.data
+    getTutorial(id),
+    getExercises(id),
+  ])
+  if (res2.status === "fulfilled") tutorial.value = res2.value.data
+  exercises.value = exs.status === "fulfilled" ? exs.value : []
 }
 
 watch(
   () => route.params.step,
   async () => {
-    if (route.name !== "learn") return
+    if (route.name === "learn") init()
-    init()
   },
   { immediate: true },
 )

src/oj/problem/components/ProblemFlowchart.vue

@@ -6,20 +6,18 @@ const problemStore = useProblemStore()
 const { problem } = storeToRefs(problemStore)
 const mermaidContainer = useTemplateRef<HTMLElement>("mermaidContainer")
 
-// 使用 mermaid composable
 const { renderError, renderFlowchart } = useMermaid()
 
-// 渲染流程图的函数
 const renderProblemFlowchart = async () => {
-  if (problem.value?.mermaid_code) {
+  await renderFlowchart(
-    await renderFlowchart(mermaidContainer.value, problem.value.mermaid_code)
+    mermaidContainer.value,
-  }
+    problem.value?.mermaid_code ?? "",
+  )
 }
 
-// 初始化Mermaid并渲染
+onMounted(renderProblemFlowchart)
-onMounted(() => {
+
-  renderProblemFlowchart()
+watch(() => problem.value?.mermaid_code, renderProblemFlowchart)
-})
 </script>
 
 <template>

src/oj/problem/components/ProblemSubmission.vue

@@ -50,7 +50,7 @@ const columns: DataTableColumn<Submission>[] = [
           text: true,
           type: "info",
           onClick: () => {
-            showCodePanel(row.id, <string>route.params.problemID ?? "")
+            showCodePanel(row.id, (route.params.problemID as string) ?? "")
           },
         },
         () => row.id.slice(0, 12),
@@ -116,8 +116,8 @@ async function listSubmissions() {
     ...query,
     myself: "1",
     offset,
-    problem_id: <string>route.params.problemID ?? "",
+    problem_id: (route.params.problemID as string) ?? "",
-    contest_id: <string>route.params.contestID ?? "",
+    contest_id: (route.params.contestID as string) ?? "",
   })
   submissions.value = res.data.results
   total.value = res.data.total
@@ -125,7 +125,7 @@ async function listSubmissions() {
 
 async function getRankOfThisProblem() {
   loading.value = true
-  const res = await getRankOfProblem(<string>route.params.problemID ?? "")
+  const res = await getRankOfProblem((route.params.problemID as string) ?? "")
   loading.value = false
 
   class_name.value = res.data.class_name

src/oj/problem/components/SubmitCode.vue

@@ -24,8 +24,8 @@ const codeStore = useCodeStore()
 const problemStore = useProblemStore()
 const { problem } = storeToRefs(problemStore)
 const route = useRoute()
-const contestID = <string>route.params.contestID ?? ""
+const contestID = (route.params.contestID as string) ?? ""
-const problemSetId = <string>route.params.problemSetId ?? ""
+const problemSetId = (route.params.problemSetId as string) ?? ""
 
 const router = useRouter()
 const [commentPanel] = useToggle()

src/oj/problem/composables/useMermaidConverter.ts

@@ -72,15 +72,19 @@ export function useMermaidConverter() {
     // 添加样式定义来区分不同类型的节点
     mermaid += "\n"
     mermaid +=
-      "    classDef startEnd fill:#e1f5fe,stroke:#01579b,stroke-width:2px\n"
+      "    classDef startNode fill:#dcfce7,stroke:#16a34a,stroke-width:2.5px,color:#0f172a\n"
     mermaid +=
-      "    classDef input fill:#e3f2fd,stroke:#1976d2,stroke-width:2px\n"
+      "    classDef endNode fill:#fee2e2,stroke:#dc2626,stroke-width:2.5px,color:#0f172a\n"
     mermaid +=
-      "    classDef output fill:#f3e5f5,stroke:#7b1fa2,stroke-width:2px\n"
+      "    classDef input fill:#dbeafe,stroke:#2563eb,stroke-width:2.5px,color:#0f172a\n"
     mermaid +=
-      "    classDef process fill:#e8f5e8,stroke:#1b5e20,stroke-width:2px\n"
+      "    classDef output fill:#ede9fe,stroke:#7c3aed,stroke-width:2.5px,color:#0f172a\n"
     mermaid +=
-      "    classDef decision fill:#fff3e0,stroke:#e65100,stroke-width:2px\n"
+      "    classDef process fill:#f0f9ff,stroke:#0284c7,stroke-width:2.5px,color:#0f172a\n"
+    mermaid +=
+      "    classDef decision fill:#fef3c7,stroke:#d97706,stroke-width:2.5px,color:#0f172a\n"
+    mermaid +=
+      "    classDef loop fill:#fae8ff,stroke:#c026d3,stroke-width:2.5px,color:#0f172a\n"
     mermaid += "\n"
 
     // 为节点应用样式
@@ -90,8 +94,10 @@ export function useMermaidConverter() {
 
       switch (originalType) {
         case "start":
+          mermaid += `    class ${nodeId} startNode\n`
+          break
         case "end":
-          mermaid += `    class ${nodeId} startEnd\n`
+          mermaid += `    class ${nodeId} endNode\n`
           break
         case "input":
           mermaid += `    class ${nodeId} input\n`
@@ -100,9 +106,11 @@ export function useMermaidConverter() {
           mermaid += `    class ${nodeId} output\n`
           break
         case "decision":
-        case "loop":
           mermaid += `    class ${nodeId} decision\n`
           break
+        case "loop":
+          mermaid += `    class ${nodeId} loop\n`
+          break
         default:
           mermaid += `    class ${nodeId} process\n`
       }

src/oj/problem/list.vue

@@ -15,7 +15,6 @@ import { renderTableTitle } from "utils/renders"
 import ProblemStatus from "./components/ProblemStatus.vue"
 import AuthorSelect from "shared/components/AuthorSelect.vue"
 import ProblemListTitle from "./components/ProblemListTitle.vue"
-import { labelRect } from "mermaid/dist/rendering-util/rendering-elements/shapes/labelRect"
 
 interface Tag {
   id: number
@@ -221,12 +220,12 @@ function rowProps(row: ProblemFiltered) {
 
 <template>
   <n-flex vertical size="large">
-    <n-flex justify="space-between">
+    <div class="problem-list-toolbar">
       <n-space>
         <n-form :show-feedback="false" inline label-placement="left">
           <n-form-item label="难度">
             <n-select
-              style="width: 120px"
+              style="width: 100px"
               v-model:value="query.difficulty"
               :options="difficultyOptions"
             />
@@ -238,7 +237,7 @@ function rowProps(row: ProblemFiltered) {
         <n-form :show-feedback="false" inline label-placement="left">
           <n-form-item label="排序">
             <n-select
-              style="width: 120px"
+              style="width: 100px"
               v-model:value="query.sort"
               :options="sortOptions"
             />
@@ -274,8 +273,8 @@ function rowProps(row: ProblemFiltered) {
           </n-form-item>
         </n-form>
       </n-space>
-      <Hitokoto v-if="isDesktop" />
+      <Hitokoto v-if="isDesktop" class="problem-list-hitokoto" />
-    </n-flex>
+    </div>
     <n-collapse-transition :show="showTag">
       <n-flex>
         <n-tag
@@ -304,4 +303,32 @@ function rowProps(row: ProblemFiltered) {
   />
 </template>
 
-<style scoped></style>
+<style scoped>
+.problem-list-toolbar {
+  display: grid;
+  grid-template-columns: minmax(0, auto) minmax(250px, 1fr);
+  align-items: start;
+  gap: 12px 16px;
+}
+
+.problem-list-toolbar :deep(.n-space) {
+  min-width: 0;
+}
+
+.problem-list-hitokoto {
+  justify-self: end;
+  width: 100%;
+  max-width: 720px;
+  min-width: 0;
+}
+
+@media (max-width: 768px) {
+  .problem-list-toolbar {
+    grid-template-columns: minmax(0, 1fr);
+  }
+
+  .problem-list-toolbar :deep(.n-space) {
+    width: 100%;
+  }
+}
+</style>

src/oj/submission/detail.vue

@@ -81,7 +81,7 @@ async function copyToProblem() {
   }
 
   const contestID = submission.value!.contest
-  const problemSetId = <string>route.params.problemSetId ?? ""
+  const problemSetId = (route.params.problemSetId as string) ?? ""
   if (contestID) {
     // 竞赛题目
     router.push({

src/oj/submission/list.vue

@@ -103,7 +103,7 @@ async function listSubmissions() {
       ...query,
       offset,
       problem_id: query.problem,
-      contest_id: <string>route.params.contestID ?? "",
+      contest_id: (route.params.contestID as string) ?? "",
       language: query.language,
       today: query.today,
     })

src/oj/user/index.vue

@@ -93,7 +93,7 @@ function groupBadgesByIcon(badges: UserBadgeType[]): GroupedBadge[] {
 async function init() {
   toggle(true)
   try {
-    const res = await getProfile(<string>route.query.name)
+    const res = await getProfile(route.query.name as string)
     profile.value = res.data
     const acm = res.data.acm_problems_status.problems || {}
     const oi = res.data.oi_problems_status.problems || {}
@@ -114,7 +114,7 @@ async function init() {
     }
 
     if (route.query.name) {
-      promises.push(getUserBadges(<string>route.query.name))
+      promises.push(getUserBadges(route.query.name as string))
     } else {
       promises.push(getUserBadges())
     }

src/shared/components/Beian.vue

@@ -26,7 +26,7 @@ import { useBreakpoints } from "shared/composables/breakpoints"
 const route = useRoute()
 const { isMobile } = useBreakpoints()
 const hiddenICP = computed(() =>
-  ["problem", "contest problem"].includes(<string>route.name),
+  ["problem", "contest problem"].includes(route.name as string),
 )
 
 function goICP() {

src/shared/components/Header.vue

@@ -30,23 +30,26 @@ function toggleDark(event: MouseEvent) {
     isDark.value = !isDark.value
     return
   }
-  document.startViewTransition(() => {
+  document
-    isDark.value = !isDark.value
+    .startViewTransition(() => {
-  }).ready.then(() => {
+      isDark.value = !isDark.value
-    document.documentElement.animate(
+    })
-      {
+    .ready.then(() => {
-        clipPath: [
+      document.documentElement.animate(
-          `circle(0px at ${x}px ${y}px)`,
+        {
-          `circle(${radius}px at ${x}px ${y}px)`,
+          clipPath: [
-        ],
+            `circle(0px at ${x}px ${y}px)`,
-      },
+            `circle(${radius}px at ${x}px ${y}px)`,
-      {
+          ],
-        duration: 400,
+        },
-        easing: "ease-in-out",
+        {
-        pseudoElement: "::view-transition-new(root)",
+          duration: 400,
-      },
+          easing: "ease-in-out",
-    )
+          pseudoElement: "::view-transition-new(root)",
-  }).catch(() => {})
+        },
+      )
+    })
+    .catch(() => {})
 }
 
 // 从 store 中获取屏幕模式状态

src/shared/components/Hitokoto.vue

@@ -26,27 +26,44 @@ onMounted(receive)
     @click="receive"
     v-if="hitokoto.sentence"
   >
-    <div class="sentence">{{ hitokoto.sentence }}</div>
+    <span class="from">{{ "来自 " + hitokoto.from }}</span>
-    <div class="from">{{ "来自 " + hitokoto.from }}</div>
+    <span class="sentence">{{ hitokoto.sentence }}</span>
   </div>
 </template>
 <style scoped>
 .hitokoto {
   cursor: pointer;
-  height: 34px;
+  height: 36px;
+  min-width: 0;
+  display: flow-root;
+  overflow: hidden;
+  text-align: right;
+  line-height: 18px;
+  word-break: break-all;
+}
+
+.hitokoto::before {
+  content: "";
+  float: right;
+  width: 0;
+  height: 18px;
 }
 
 .hitokoto .sentence {
-  max-width: 400px;
+  text-align: right;
-  text-overflow: ellipsis;
-  overflow: hidden;
-  word-break: break-all;
-  white-space: nowrap;
 }
 
 .hitokoto .from {
   float: right;
+  clear: right;
+  max-width: min(45%, 260px);
+  margin-left: 8px;
+  text-align: right;
+  text-overflow: ellipsis;
+  overflow: hidden;
+  white-space: nowrap;
   font-size: 12px;
+  line-height: 18px;
   color: grey;
 }
 </style>

src/shared/components/MermaidEditor.vue

@@ -1,102 +1,35 @@
 <script setup lang="ts">
-import { copyToClipboard, getRandomId } from "utils/functions"
+import { copyToClipboard } from "utils/functions"
-
+import { useMermaid } from "shared/composables/useMermaid"
-// 动态导入 mermaid
-let mermaid: any = null
 
 const modelValue = defineModel<string>({ default: "" })
 const mermaidContainer = useTemplateRef<HTMLElement>("mermaidContainer")
 
-// 渲染状态
+const { renderFlowchart, renderError, renderSuccess } = useMermaid()
-const renderSuccess = ref(false)
 
-// 定义事件
 const emit = defineEmits<{
   renderSuccess: []
 }>()
 
-// 动态加载 Mermaid
-const loadMermaid = async () => {
-  if (!mermaid) {
-    const mermaidModule = await import("mermaid")
-    mermaid = mermaidModule.default
-    mermaid.initialize({
-      startOnLoad: false,
-      securityLevel: "strict",
-      theme: "default",
-    })
-  }
-  return mermaid
-}
-
-// 初始化
-onMounted(async () => {
-  await loadMermaid()
-  nextTick(() => {
-    renderMermaid()
-  })
-})
-
-// 监听代码变化
-watch(modelValue, () => {
-  renderMermaid()
-})
-
-// 渲染Mermaid图表
 const renderMermaid = async () => {
-  if (!mermaidContainer.value) {
+  await renderFlowchart(mermaidContainer.value, modelValue.value)
-    renderSuccess.value = false
+  if (renderSuccess.value) emit("renderSuccess")
-    return
-  }
-
-  // 总是先清空容器
-  mermaidContainer.value.innerHTML = ""
-
-  // 如果没有内容，直接返回
-  if (!modelValue.value.trim()) {
-    renderSuccess.value = false
-    return
-  }
-
-  try {
-    // 确保 mermaid 已加载
-    const mermaidInstance = await loadMermaid()
-    const id = `mermaid-${getRandomId()}`
-    const { svg } = await mermaidInstance.render(id, modelValue.value)
-    mermaidContainer.value.innerHTML = svg
-
-    // 渲染成功
-    renderSuccess.value = true
-    emit("renderSuccess")
-  } catch (error: any) {
-    const errorMessage = error?.message || "请检查代码语法"
-    renderSuccess.value = false
-
-    const errorDiv = document.createElement("div")
-    errorDiv.style.cssText = "color: #ff4d4f; padding: 20px; text-align: center; border: 1px dashed #ff4d4f; border-radius: 4px;"
-    const titleP = document.createElement("p")
-    titleP.textContent = "Mermaid语法错误"
-    const detailP = document.createElement("p")
-    detailP.style.cssText = "font-size: 12px; color: #666;"
-    detailP.textContent = errorMessage
-    errorDiv.appendChild(titleP)
-    errorDiv.appendChild(detailP)
-    mermaidContainer.value.innerHTML = ""
-    mermaidContainer.value.appendChild(errorDiv)
-  }
 }
 
-// 清空代码
+onMounted(() => {
+  nextTick(renderMermaid)
+})
+
+watch(modelValue, renderMermaid)
+
 const clearCode = () => {
   modelValue.value = ""
 }
 
-// 复制代码
+const copyCode = () => {
-const copyCode = async () => {
   copyToClipboard(modelValue.value)
 }
 
-// 组件卸载时清空容器
 onBeforeUnmount(() => {
   if (mermaidContainer.value) {
     mermaidContainer.value.innerHTML = ""
@@ -120,7 +53,6 @@ onBeforeUnmount(() => {
       </n-flex>
       <n-input
         class="code-editor"
-        ref="codeEditor"
         v-model:value="modelValue"
         type="textarea"
         :autosize="{ minRows: 10, maxRows: 20 }"
@@ -133,6 +65,14 @@ onBeforeUnmount(() => {
           ✓ 渲染成功
         </n-tag>
       </n-flex>
+      <n-alert
+        v-if="renderError"
+        type="error"
+        title="Mermaid 语法错误"
+        style="margin-bottom: 8px"
+      >
+        <n-text style="font-size: 12px">{{ renderError }}</n-text>
+      </n-alert>
       <div ref="mermaidContainer" class="mermaid-container"></div>
     </n-flex>
   </n-flex>

src/shared/components/TextEditor.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import {
+import type {
   IDomEditor,
   IEditorConfig,
   IToolbarConfig,
@@ -25,6 +25,7 @@ const props = withDefaults(defineProps<Props>(), {
 const message = useMessage()
 
 const editorRef = shallowRef<IDomEditor>()
+const toolbarEditorRef = shallowRef<IDomEditor>()
 
 const toolbarConfig: Partial<IToolbarConfig> = {
   toolbarKeys: [
@@ -91,8 +92,10 @@ function onClick() {
   editorRef.value.focus()
 }
 
-function handleCreated(editor: IDomEditor) {
+async function handleCreated(editor: IDomEditor) {
   editorRef.value = editor
+  await nextTick()
+  toolbarEditorRef.value = editor
 }
 
 async function customUpload(file: File, insertFn: InsertFnType) {
@@ -113,7 +116,7 @@ async function customUpload(file: File, insertFn: InsertFnType) {
   <div class="editorWrapper">
     <Toolbar
       class="toolbar"
-      :editor="editorRef"
+      :editor="toolbarEditorRef"
       :defaultConfig="props.simple ? toolbarConfigSimple : toolbarConfig"
       mode="simple"
     />

src/shared/composables/useMermaid.ts

@@ -1,43 +1,177 @@
 import { getRandomId } from "utils/functions"
 
-export function useMermaid() {
+const mermaidThemeVariables = {
-  // 渲染状态
+  primaryColor: "#eff6ff",
-  const renderError = ref<string | null>(null)
+  primaryTextColor: "#1d4ed8",
+  primaryBorderColor: "#3b82f6",
+  lineColor: "#94a3b8",
+  background: "#ffffff",
+  mainBkg: "#eff6ff",
+  fontFamily:
+    'Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif',
+}
 
-  // 动态导入 mermaid
+const displayStyleId = "oj-mermaid-display-style"
-  let mermaid: any = null
 
-  // 动态加载 Mermaid
+const shapes = ["rect", "polygon", "ellipse", "circle", "path"]
-  const loadMermaid = async () => {
+
-    if (!mermaid) {
+function nodeShapeRule(cls: string, fill: string, stroke: string) {
-      const mermaidModule = await import("mermaid")
+  const sel = shapes
-      mermaid = mermaidModule.default
+    .map((s) => `.oj-mermaid-flowchart g.node.${cls} ${s}`)
-      mermaid.initialize({
+    .join(",\n")
-        startOnLoad: false,
+  return `${sel} { fill: ${fill} !important; stroke: ${stroke} !important; }`
-        securityLevel: "strict",
+}
-        theme: "default",
+
-      })
+function nodeLabelRule(cls: string, color: string) {
-    }
+  const bases = [".label", ".nodeLabel", ".nodeLabel p", ".label span"]
-    return mermaid
+  const sel = bases
+    .map((b) => `.oj-mermaid-flowchart g.node.${cls} ${b}`)
+    .join(",\n")
+  return `${sel} { color: ${color} !important; fill: ${color} !important; }`
+}
+
+const mermaidDisplayStyle = `
+.oj-mermaid-flowchart {
+  max-width: 100%;
+  height: auto;
+}
+
+/* Default node */
+.oj-mermaid-flowchart g.node rect,
+.oj-mermaid-flowchart g.node polygon,
+.oj-mermaid-flowchart g.node ellipse,
+.oj-mermaid-flowchart g.node circle,
+.oj-mermaid-flowchart g.node path {
+  fill: #eff6ff !important;
+  stroke: #3b82f6 !important;
+  stroke-width: 1.8px !important;
+}
+
+/* Default node text */
+.oj-mermaid-flowchart g.node .label,
+.oj-mermaid-flowchart g.node .nodeLabel,
+.oj-mermaid-flowchart g.node .nodeLabel p,
+.oj-mermaid-flowchart g.node .label span {
+  color: #1d4ed8 !important;
+  fill: #1d4ed8 !important;
+  font-weight: 600 !important;
+}
+
+/* startNode / startEnd */
+${nodeShapeRule("startNode", "#dcfce7", "#16a34a")}
+${nodeShapeRule("startEnd", "#dcfce7", "#16a34a")}
+${nodeLabelRule("startNode", "#166534")}
+${nodeLabelRule("startEnd", "#166534")}
+
+/* endNode */
+${nodeShapeRule("endNode", "#fee2e2", "#dc2626")}
+${nodeLabelRule("endNode", "#991b1b")}
+
+/* input */
+${nodeShapeRule("input", "#dbeafe", "#2563eb")}
+${nodeLabelRule("input", "#1e40af")}
+
+/* output */
+${nodeShapeRule("output", "#ede9fe", "#7c3aed")}
+${nodeLabelRule("output", "#5b21b6")}
+
+/* process */
+${nodeShapeRule("process", "#f1f5f9", "#64748b")}
+${nodeLabelRule("process", "#334155")}
+
+/* decision */
+${nodeShapeRule("decision", "#fef9c3", "#ca8a04")}
+${nodeLabelRule("decision", "#92400e")}
+
+/* loop */
+${nodeShapeRule("loop", "#fae8ff", "#c026d3")}
+${nodeLabelRule("loop", "#7e22ce")}
+
+/* Edges */
+.oj-mermaid-flowchart .edgePaths path.path,
+.oj-mermaid-flowchart .flowchart-link {
+  stroke: #94a3b8 !important;
+  stroke-width: 1.8px !important;
+}
+
+/* Arrowheads */
+.oj-mermaid-flowchart marker path,
+.oj-mermaid-flowchart .marker {
+  fill: #94a3b8 !important;
+  stroke: #94a3b8 !important;
+}
+
+/* Edge label background */
+.oj-mermaid-flowchart .edgeLabel rect,
+.oj-mermaid-flowchart .edgeLabel .labelBkg {
+  fill: rgba(255, 255, 255, 0.9) !important;
+  stroke: #e2e8f0 !important;
+}
+
+/* Edge label text */
+.oj-mermaid-flowchart .edgeLabel,
+.oj-mermaid-flowchart .edgeLabel span,
+.oj-mermaid-flowchart .edgeLabel p {
+  color: #475569 !important;
+  font-weight: 600 !important;
+}
+`
+
+const svgNamespace = "http://www.w3.org/2000/svg"
+
+function applyFlowchartDisplayStyle(container: HTMLElement) {
+  container.classList.add("oj-mermaid-surface")
+
+  const svg = container.querySelector("svg")
+  if (!svg) return
+
+  svg.classList.add("oj-mermaid-flowchart")
+
+  svg.querySelector(`#${displayStyleId}`)?.remove()
+  const style = document.createElementNS(svgNamespace, "style")
+  style.setAttribute("id", displayStyleId)
+  style.textContent = mermaidDisplayStyle
+  svg.insertBefore(style, svg.firstChild)
+}
+
+let mermaidInstance: any = null
+
+async function loadMermaid() {
+  if (!mermaidInstance) {
+    const mermaidModule = await import("mermaid")
+    mermaidInstance = mermaidModule.default
+    mermaidInstance.initialize({
+      startOnLoad: false,
+      securityLevel: "strict",
+      theme: "base",
+      themeVariables: mermaidThemeVariables,
+    })
   }
+  return mermaidInstance
+}
+
+export function useMermaid() {
+  const renderError = ref<string | null>(null)
+  const renderSuccess = ref(false)
 
-  // 渲染流程图的函数
   const renderFlowchart = async (
     container: HTMLElement | null,
     mermaidCode: string,
   ) => {
+    renderError.value = null
+    renderSuccess.value = false
+
+    if (container) container.innerHTML = ""
+
+    if (!container || !mermaidCode?.trim()) return
+
     try {
-      renderError.value = null
+      const m = await loadMermaid()
-
+      const id = `mermaid-${getRandomId()}`
-      // 确保 mermaid 已加载
+      const { svg } = await m.render(id, mermaidCode)
-      await loadMermaid()
+      container.innerHTML = svg
-
+      applyFlowchartDisplayStyle(container)
-      // 渲染流程图
+      renderSuccess.value = true
-      if (container && mermaidCode) {
-        const id = `mermaid-${getRandomId()}`
-        const { svg } = await mermaid.render(id, mermaidCode)
-        container.innerHTML = svg
-      }
     } catch (error) {
       renderError.value =
         error instanceof Error
@@ -46,13 +180,13 @@ export function useMermaid() {
     }
   }
 
-  // 清除渲染错误
   const clearError = () => {
     renderError.value = null
   }
 
   return {
     renderError: readonly(renderError),
+    renderSuccess: readonly(renderSuccess),
     renderFlowchart,
     clearError,
   }

src/utils/types.ts

@@ -579,6 +579,29 @@ export interface Tutorial {
   created_at?: Date
 }
 
+export interface ExerciseMcqData {
+  question: string
+  options: string[]
+  answer: number[]
+}
+
+export interface ExerciseSortData {
+  question: string
+  lines: string[]
+}
+
+export interface ExerciseFillData {
+  question: string
+  code: string
+}
+
+export interface Exercise {
+  id: number
+  type: "mcq" | "sort" | "fill"
+  data: ExerciseMcqData | ExerciseSortData | ExerciseFillData
+  order: number
+}
+
 export interface DurationData {
   unit: string
   index: number

tsconfig.app.json

@@ -0,0 +1,20 @@
+{
+  "extends": "@vue/tsconfig/tsconfig.dom.json",
+  "compilerOptions": {
+    "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
+    "paths": {
+      "utils/*": ["./src/utils/*"],
+      "oj/*": ["./src/oj/*"],
+      "admin/*": ["./src/admin/*"],
+      "shared/*": ["./src/shared/*"]
+    },
+
+    /* Linting */
+    "strict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noFallthroughCasesInSwitch": true,
+    "noUncheckedSideEffectImports": true
+  },
+  "include": ["src/**/*.ts", "src/**/*.vue"]
+}

tsconfig.json

@@ -1,24 +1,7 @@
 {
-  "compilerOptions": {
+  "files": [],
-    "target": "ESNext",
+  "references": [
-    "useDefineForClassFields": true,
+    { "path": "./tsconfig.app.json" },
-    "module": "ESNext",
+    { "path": "./tsconfig.node.json" }
-    "strict": true,
+  ]
-    "jsx": "preserve",
-    "resolveJsonModule": true,
-    "isolatedModules": true,
-    "esModuleInterop": true,
-    "lib": ["ESNext", "DOM"],
-    "skipLibCheck": true,
-    "noEmit": true,
-    "paths": {
-      "shared/*": ["./src/shared/*"],
-      "utils/*": ["./src/utils/*"],
-      "oj/*": ["./src/oj/*"],
-      "admin/*": ["./src/admin/*"],
-    },
-    "types": ["naive-ui/volar"]
-  },
-  "include": ["src/**/*.ts", "src/**/*.d.ts", "src/**/*.vue"],
-  "references": [{ "path": "./tsconfig.node.json" }]
 }

tsconfig.node.json

@@ -1,9 +1,24 @@
 {
   "compilerOptions": {
-    "composite": true,
+    "tsBuildInfoFile": "./node_modules/.tmp/tsconfig.node.tsbuildinfo",
+    "target": "ES2022",
+    "lib": ["ES2023"],
     "module": "ESNext",
-    "moduleResolution": "Node",
+    "skipLibCheck": true,
-    "allowSyntheticDefaultImports": true
+
+    /* Bundler mode */
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "isolatedModules": true,
+    "moduleDetection": "force",
+    "noEmit": true,
+
+    /* Linting */
+    "strict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noFallthroughCasesInSwitch": true,
+    "noUncheckedSideEffectImports": true
   },
   "include": ["rsbuild.config.ts"]
 }