build: 恢复前端类型检查

vue-tsc 不支持 TypeScript 7，前端单独用 TS 5.9 + vue-tsc（服务端仍是 TS 7），根目录 bun run typecheck 同时检查两边。修掉前端原有的 8 个类型错误（未使用的变量、类型标注）。 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
fix: 提交列表和删除提交的慢查询，素材上传、登出和几处前端加载问题
2026-10-26 22:03:51 +08:00 · 2026-10-26 22:03:51 +08:00
16 changed files with 159 additions and 67 deletions
@@ -42,7 +42,7 @@ bun install              # installs both workspaces into the single root bun.loc
 bun run dev              # backend (bun --watch, :8000) + frontend (Vite, :3000) together
 bun run build            # client production build (build:staging for the school server)
 bun run test             # server tests
-bun run typecheck        # server typecheck
+bun run typecheck        # server (tsc 7) + client (vue-tsc) typecheck
 bun run fmt              # format the client
 ```
 Add a dependency from inside its workspace (`cd client && bun add x`); the lockfile is still the root one.
@@ -62,6 +62,7 @@ Config comes from `server/.env` (see `server/.env.example`); dev DB is `server/d
 ```bash
 bun run dev          # Dev server (Vite, run on the Bun runtime) on :3000
 bun run build        # Production build (bun run build:staging for the school server)
 bun run typecheck    # vue-tsc; the client pins TypeScript 5.9 because vue-tsc can't run on TS 7 (the server uses TS 7)
 bun fmt              # Format with Bun's built-in formatter (config in bunfig.toml)
 ```
 Frontend env vars used at build time: `PUBLIC_BASE_URL`, `PUBLIC_WS_URL`, `PUBLIC_WEB_URL` (dev proxy target for `/media` and `/ws`).
@@ -35,9 +35,10 @@
        "@vitejs/plugin-vue": "^6.0.10",
        "@vue/tsconfig": "^0.9.1",
        "prettier": "^3.9.10",
-        "typescript": "^7.0.2",
+        "typescript": "~5.9.3",
        "unplugin-vue-components": "^32.1.0",
        "vite": "^8.3.5",
        "vue-tsc": "^3.3.13",
      },
    },
    "server": {
@@ -459,6 +460,12 @@
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    "@volar/language-core": ["@volar/language-core@2.4.28", "", { "dependencies": { "@volar/source-map": "2.4.28" } }, "sha512-w4qhIJ8ZSitgLAkVay6AbcnC7gP3glYM3fYwKV3srj8m494E3xtrCv6E+bWviiK/8hs6e6t1ij1s2Endql7vzQ=="],
    "@volar/source-map": ["@volar/source-map@2.4.28", "", {}, "sha512-yX2BDBqJkRXfKw8my8VarTyjv48QwxdJtvRgUpNE5erCsgEUdI2DsLbpa+rOQVAJYshY99szEcRDmyHbF10ggQ=="],
    "@volar/typescript": ["@volar/typescript@2.4.28", "", { "dependencies": { "@volar/language-core": "2.4.28", "path-browserify": "^1.0.1", "vscode-uri": "^3.0.8" } }, "sha512-Ja6yvWrbis2QtN4ClAKreeUZPVYMARDYZl9LMEv1iQ1QdepB6wn0jTRxA9MftYmYa4DQ4k/DaSZpFPUfxl8giw=="],
    "@vue-macros/common": ["@vue-macros/common@3.1.4", "https://registry.npmjs.com/@vue-macros/common/-/common-3.1.4.tgz", { "dependencies": { "@vue/compiler-sfc": "^3.5.22", "ast-kit": "^2.1.2", "local-pkg": "^1.1.2", "magic-string-ast": "^1.0.2", "unplugin-utils": "^0.3.0" }, "peerDependencies": { "vue": "^2.7.0 || ^3.2.25" }, "optionalPeers": ["vue"] }, "sha512-/5Fv+6DgIcM9ajY05ZmKBv+LMX1M9A0X+IUwDRVdt67ciw8OV9bvG2r34p3RiEadlsQybjhKPRKNXDC8Bp23cw=="],
    "@vue/compiler-core": ["@vue/compiler-core@3.5.44", "https://registry.npmjs.com/@vue/compiler-core/-/compiler-core-3.5.44.tgz", { "dependencies": { "@babel/parser": "^7.29.9", "@vue/shared": "3.5.44", "entities": "^7.0.1", "estree-walker": "^2.0.2", "source-map-js": "^1.2.2" } }, "sha512-k34nCytbK8PQ1gR2mGROYOw6Pnv/mumqIdrZ3x2tbyXZDWm7ViKGLTfdB+DRrWqEQsLgGJvn0WN9jBif5zCTLQ=="],
@@ -475,6 +482,8 @@
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    "@vue/language-core": ["@vue/language-core@3.3.13", "", { "dependencies": { "@volar/language-core": "2.4.28", "@vue/compiler-dom": "^3.5.0", "@vue/shared": "^3.5.0", "alien-signals": "^3.2.1", "muggle-string": "^0.4.1", "path-browserify": "^1.0.1", "picomatch": "^4.0.4" } }, "sha512-axA0Xemn5LuUKuKWob0/kVq7xQ2mJJM6VqA9Exvt35nM9yRC31goWVve/G/Zb2ZCLsXC8FHYjjfXlnshknSCew=="],
    "@vue/reactivity": ["@vue/reactivity@3.5.44", "https://registry.npmjs.com/@vue/reactivity/-/reactivity-3.5.44.tgz", { "dependencies": { "@vue/shared": "3.5.44" } }, "sha512-u+QJdKeBBEADkPdevsL+6E12QlYVfBD8Zcw5qjDQKtamI6l14KyqazJMobhCKelhWN5zpyKUiEDoTyHE93cqWw=="],
    "@vue/runtime-core": ["@vue/runtime-core@3.5.44", "https://registry.npmjs.com/@vue/runtime-core/-/runtime-core-3.5.44.tgz", { "dependencies": { "@vue/reactivity": "3.5.44", "@vue/shared": "3.5.44" } }, "sha512-uEa/ndwjhrrhnOfb2p+sZy6zeoamJOISqaLSJGk/8R6nABT1ZldpzcJoPzKj+zHVomVBPcmQYyC2r4LtvDV6CQ=="],
@@ -497,6 +506,8 @@
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    "alien-signals": ["alien-signals@3.2.1", "", {}, "sha512-I8FjmltrfnDFoZedi5CG8DghVYNhzb/Ijluz7tCSJH0xpd0484Kowhbb1XDYOxfJpU1p5wnM2X54dA+IfGyD1g=="],
    "argparse": ["argparse@2.0.1", "https://registry.npmmirror.com/argparse/-/argparse-2.0.1.tgz", {}, "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="],
    "ast-kit": ["ast-kit@2.2.0", "https://registry.npmjs.com/ast-kit/-/ast-kit-2.2.0.tgz", { "dependencies": { "@babel/parser": "^7.28.5", "pathe": "^2.0.3" } }, "sha512-m1Q/RaVOnTp9JxPX+F+Zn7IcLYMzM8kZofDImfsKZd8MbR+ikdOzTeztStWqfrqIxZnYWryyI9ePm3NGjnZgGw=="],
@@ -725,6 +736,8 @@
    "obug": ["obug@2.1.1", "https://registry.npmmirror.com/obug/-/obug-2.1.1.tgz", {}, "sha512-uTqF9MuPraAQ+IsnPf366RG4cP9RtUi7MLO1N3KEc+wb0a6yKpeL0lmk2IB1jY5KHPAlTc6T/JRdC/YqxHNwkQ=="],
    "path-browserify": ["path-browserify@1.0.1", "", {}, "sha512-b7uo2UCUOYZcnF/3ID0lulOJi/bafxa1xPe7ZPsammBSpjSWQkjNxlt635YGS2MiR9GjvuXCtz2emr3jbsz98g=="],
    "path-parse": ["path-parse@1.0.7", "https://registry.npmjs.com/path-parse/-/path-parse-1.0.7.tgz", {}, "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw=="],
    "pathe": ["pathe@2.0.3", "https://registry.npmmirror.com/pathe/-/pathe-2.0.3.tgz", {}, "sha512-WUjGcAqP1gQacoQe+OBJsFA7Ld4DyXuUIjZ5cc75cLHvJ7dtNsTugphxIADwspS+AraAUePCKrSVtPLFj/F88w=="],
@@ -789,7 +802,7 @@
    "treemate": ["treemate@0.3.11", "https://registry.npmmirror.com/treemate/-/treemate-0.3.11.tgz", {}, "sha512-M8RGFoKtZ8dF+iwJfAJTOH/SM4KluKOKRJpjCMhI8bG3qB74zrFoArKZ62ll0Fr3mqkMJiQOmWYkdYgDeITYQg=="],
-    "typescript": ["typescript@7.0.2", "https://registry.npmjs.com/typescript/-/typescript-7.0.2.tgz", { "optionalDependencies": { "@typescript/typescript-aix-ppc64": "7.0.2", "@typescript/typescript-darwin-arm64": "7.0.2", "@typescript/typescript-darwin-x64": "7.0.2", "@typescript/typescript-freebsd-arm64": "7.0.2", "@typescript/typescript-freebsd-x64": "7.0.2", "@typescript/typescript-linux-arm": "7.0.2", "@typescript/typescript-linux-arm64": "7.0.2", "@typescript/typescript-linux-loong64": "7.0.2", "@typescript/typescript-linux-mips64el": "7.0.2", "@typescript/typescript-linux-ppc64": "7.0.2", "@typescript/typescript-linux-riscv64": "7.0.2", "@typescript/typescript-linux-s390x": "7.0.2", "@typescript/typescript-linux-x64": "7.0.2", "@typescript/typescript-netbsd-arm64": "7.0.2", "@typescript/typescript-netbsd-x64": "7.0.2", "@typescript/typescript-openbsd-arm64": "7.0.2", "@typescript/typescript-openbsd-x64": "7.0.2", "@typescript/typescript-sunos-x64": "7.0.2", "@typescript/typescript-win32-arm64": "7.0.2", "@typescript/typescript-win32-x64": "7.0.2" }, "bin": { "tsc": "bin/tsc" } }, "sha512-8FYau96o3NKOhbjKi/qNvG/W5jhzxkbdm5sj9AbZ/5T5sWqn3hJgLfGx27sRKZWTvyzCP8dLRBTf5tBTSRVUNA=="],
+    "typescript": ["typescript@5.9.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw=="],
    "uc.micro": ["uc.micro@2.1.0", "https://registry.npmmirror.com/uc.micro/-/uc.micro-2.1.0.tgz", {}, "sha512-ARDJmphmdvUk6Glw7y9DQ2bFkKBHwQHLi2lsaH6PPmz/Ka9sFOBsBluozhDltWmnv9u/cF6Rt87znRTPV+yp/A=="],
@@ -819,12 +832,16 @@
    "vooks": ["vooks@0.2.12", "https://registry.npmmirror.com/vooks/-/vooks-0.2.12.tgz", { "dependencies": { "evtd": "^0.2.2" }, "peerDependencies": { "vue": "^3.0.0" } }, "sha512-iox0I3RZzxtKlcgYaStQYKEzWWGAduMmq+jS7OrNdQo1FgGfPMubGL3uGHOU9n97NIvfFDBGnpSvkWyb/NSn/Q=="],
    "vscode-uri": ["vscode-uri@3.2.0", "", {}, "sha512-m2gXo3bn0G1kT9InzMf07fTbqMbGtyckj3bH5ktLO+1Ssv+yiATZ4dhwaQv9UZWxJh6E9IFGnQyjgWVDWVBDrg=="],
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    "vue-codemirror": ["vue-codemirror@6.1.1", "https://registry.npmmirror.com/vue-codemirror/-/vue-codemirror-6.1.1.tgz", { "dependencies": { "@codemirror/commands": "6.x", "@codemirror/language": "6.x", "@codemirror/state": "6.x", "@codemirror/view": "6.x" }, "peerDependencies": { "codemirror": "6.x", "vue": "3.x" } }, "sha512-rTAYo44owd282yVxKtJtnOi7ERAcXTeviwoPXjIc6K/IQYUsoDkzPvw/JDFtSP6T7Cz/2g3EHaEyeyaQCKoDMg=="],
    "vue-router": ["vue-router@5.4.0", "https://registry.npmjs.com/vue-router/-/vue-router-5.4.0.tgz", { "dependencies": { "@vue-macros/common": "^3.1.3", "@vue/devtools-api": "^8.1.5", "ast-walker-scope": "^0.10.0", "chokidar": "^5.0.0", "confbox": "^0.3.1", "local-pkg": "^1.2.1", "magic-string": "^1.4.3", "mlly": "^1.8.2", "muggle-string": "^0.4.1", "nostics": "^1.3.0", "pathe": "^2.0.3", "picomatch": "^4.0.7", "scule": "^1.3.0", "tinyglobby": "^0.2.17", "unplugin": "^3.4.0", "unplugin-utils": "^0.3.2" }, "peerDependencies": { "@pinia/colada": ">=0.21.2", "@vue/compiler-sfc": "^3.5.34 || ^4.0.0", "pinia": "^3.0.4 || ^4.0.2", "vite": "^7.3.0 || ^8.0.0", "vue": "^3.5.34 || ^4.0.0" }, "optionalPeers": ["@pinia/colada", "@vue/compiler-sfc", "pinia", "vite"] }, "sha512-pFvcYcxinDHjZUlf7AzFBrT8r8Xqvv4uMHoJnjc+EqPawXQvHTkF8S4tfSmQLpriVHUGfkaKlI7Et0KRjTMTdw=="],
    "vue-tsc": ["vue-tsc@3.3.13", "", { "dependencies": { "@volar/typescript": "2.4.28", "@vue/language-core": "3.3.13" }, "peerDependencies": { "typescript": ">=5.0.0" }, "bin": { "vue-tsc": "bin/vue-tsc.js" } }, "sha512-jE4/bXdOMSHVxEGgQCqNllJy+9N3Gx6tfSAsg0yhFK/MAN6eXqISihupnDEKSCt12VVnjN2gI3AqLYcqoh5x/A=="],
    "vueuc": ["vueuc@0.4.66", "https://registry.npmjs.com/vueuc/-/vueuc-0.4.66.tgz", { "dependencies": { "@css-render/vue3-ssr": "^0.15.10", "@juggle/resize-observer": "^3.3.1", "css-render": "^0.15.10", "evtd": "^0.2.4", "seemly": "^0.3.6", "vdirs": "^0.1.4", "vooks": "^0.2.4" }, "peerDependencies": { "vue": "^3.0.11" } }, "sha512-hHrZl+0AsrUvqYPBXSXQ2QaSrO3razjeUseLAhJWlOS/Hdfw/Y2MU05fOTP1qn1A3121gMxsHLaEz2V6CkWdTg=="],
    "w3c-keyname": ["w3c-keyname@2.2.8", "https://registry.npmmirror.com/w3c-keyname/-/w3c-keyname-2.2.8.tgz", {}, "sha512-dpojBhNsCNN7T82Tm7k26A6G9ML3NkhDsnw9n/eoxSRlVBB4CEtIQ/KTCLI2Fwf3ataSXRhYFkQi3SlnFwPvPQ=="],
@@ -857,6 +874,8 @@
    "@vue/compiler-sfc/magic-string": ["magic-string@0.30.21", "https://registry.npmmirror.com/magic-string/-/magic-string-0.30.21.tgz", { "dependencies": { "@jridgewell/sourcemap-codec": "^1.5.5" } }, "sha512-vd2F4YUyEXKGcLHoq+TEyCjxueSeHnFxyyjNp80yg0XV4vUhnDer/lvvlqM/arB5bXQN5K2/3oinyCRyx8T2CQ=="],
    "@vue/language-core/picomatch": ["picomatch@4.0.7", "https://registry.npmjs.com/picomatch/-/picomatch-4.0.7.tgz", {}, "sha512-qcJu88Q2IWqJsDD529JKMdwGm/dvInW4HvQnRwiH9JtihJvzGOscDtHE3x1pBKeUOTysQ8kVmLnJ2kJu7yhcGA=="],
    "ast-walker-scope/@babel/parser": ["@babel/parser@8.0.4", "https://registry.npmjs.com/@babel/parser/-/parser-8.0.4.tgz", { "dependencies": { "@babel/types": "^8.0.4" }, "bin": { "parser": "bin/babel-parser.js" } }, "sha512-srpptsAkEbbNIC/q8nT7o+m6CQe8CJUTV/t7MYc9NnWlgYVtHOb7JH6SorxMhN0kuRJjVqXbKClG6xSbPtzz+g=="],
    "ast-walker-scope/@babel/types": ["@babel/types@8.0.4", "https://registry.npmjs.com/@babel/types/-/types-8.0.4.tgz", { "dependencies": { "@babel/helper-string-parser": "^8.0.0", "@babel/helper-validator-identifier": "^8.0.4" } }, "sha512-eY+Yn3dCqTGmyiq2QRU66lA5FL8lqqqvecHt0fF3uHONIa7ToYsaCiWV8lOKqAs0Rb2SjixiKFROngnulPtt2g=="],
@@ -879,6 +898,8 @@
    "vue-router/unplugin": ["unplugin@3.5.0", "https://registry.npmjs.com/unplugin/-/unplugin-3.5.0.tgz", { "dependencies": { "@jridgewell/remapping": "^2.3.5", "picomatch": "^4.0.7", "webpack-virtual-modules": "^0.6.2" }, "peerDependencies": { "@farmfe/core": "*", "@rsbuild/core": "*", "@rspack/core": "*", "bun-types-no-globals": "*", "esbuild": "*", "rolldown": "*", "rollup": "*", "unloader": "*", "vite": "*", "webpack": "*" }, "optionalPeers": ["@farmfe/core", "@rsbuild/core", "@rspack/core", "bun-types-no-globals", "esbuild", "rolldown", "rollup", "unloader", "vite", "webpack"] }, "sha512-s9qc6Y8ChhQE9RZ9Se+znEtZA0oK31LmEBO9y97ixR3ErA8UwlzA4XNybg/41od8rQ8EKScVQM857NWnI+EWkQ=="],
    "webpreview-server/typescript": ["typescript@7.0.2", "https://registry.npmjs.com/typescript/-/typescript-7.0.2.tgz", { "optionalDependencies": { "@typescript/typescript-aix-ppc64": "7.0.2", "@typescript/typescript-darwin-arm64": "7.0.2", "@typescript/typescript-darwin-x64": "7.0.2", "@typescript/typescript-freebsd-arm64": "7.0.2", "@typescript/typescript-freebsd-x64": "7.0.2", "@typescript/typescript-linux-arm": "7.0.2", "@typescript/typescript-linux-arm64": "7.0.2", "@typescript/typescript-linux-loong64": "7.0.2", "@typescript/typescript-linux-mips64el": "7.0.2", "@typescript/typescript-linux-ppc64": "7.0.2", "@typescript/typescript-linux-riscv64": "7.0.2", "@typescript/typescript-linux-s390x": "7.0.2", "@typescript/typescript-linux-x64": "7.0.2", "@typescript/typescript-netbsd-arm64": "7.0.2", "@typescript/typescript-netbsd-x64": "7.0.2", "@typescript/typescript-openbsd-arm64": "7.0.2", "@typescript/typescript-openbsd-x64": "7.0.2", "@typescript/typescript-sunos-x64": "7.0.2", "@typescript/typescript-win32-arm64": "7.0.2", "@typescript/typescript-win32-x64": "7.0.2" }, "bin": { "tsc": "bin/tsc" } }, "sha512-8FYau96o3NKOhbjKi/qNvG/W5jhzxkbdm5sj9AbZ/5T5sWqn3hJgLfGx27sRKZWTvyzCP8dLRBTf5tBTSRVUNA=="],
    "@babel/traverse/@babel/parser/@babel/types": ["@babel/types@7.29.11", "https://registry.npmjs.com/@babel/types/-/types-7.29.11.tgz", { "dependencies": { "@babel/helper-string-parser": "^7.29.11", "@babel/helper-validator-identifier": "^7.29.7" } }, "sha512-WCsemW40Cpc6gouC1SrY6PBaZ+oLRlEVY9XBvZBI7il/HyUrb2nJ505wE1MHEFyDZNnrWDEuy4jL50WVHfTTSQ=="],
    "@vue-macros/common/@vue/compiler-sfc/@vue/compiler-core": ["@vue/compiler-core@3.5.41", "https://registry.npmjs.com/@vue/compiler-core/-/compiler-core-3.5.41.tgz", { "dependencies": { "@babel/parser": "^7.29.8", "@vue/shared": "3.5.41", "entities": "^7.0.1", "estree-walker": "^2.0.2", "source-map-js": "^1.2.1" } }, "sha512-q0Xtv/F9w2YO/7htQhtiL+Ev2WCJbe5N2hc+XfgyKkEKqWpSxknmT8QOuGdEKNdjPq0c3F7rNpFkTo3Kfrm7pg=="],
@@ -7,7 +7,8 @@
    "dev": "bun --bun vite",
    "build": "bun --bun vite build",
    "build:staging": "bun --bun vite build --mode staging",
-    "fmt": "bun fmt src/"
+    "fmt": "bun fmt src/",
    "typecheck": "vue-tsc --noEmit -p tsconfig.app.json"
  },
  "dependencies": {
    "@codemirror/lang-css": "^6.3.1",
@@ -36,8 +37,9 @@
    "@vitejs/plugin-vue": "^6.0.10",
    "@vue/tsconfig": "^0.9.1",
    "prettier": "^3.9.10",
-    "typescript": "^7.0.2",
+    "typescript": "~5.9.3",
    "unplugin-vue-components": "^32.1.0",
-    "vite": "^8.3.5"
+    "vite": "^8.3.5",
    "vue-tsc": "^3.3.13"
  }
 }
@@ -60,6 +60,8 @@ http.interceptors.response.use(
      ) {
        err.config._retried = true
        if (await refreshAccessToken()) return http(err.config)
        // 刷新失败但 refresh token 还在，说明只是网络问题：保留登录，下次请求再试
        if (hasLogin()) return Promise.reject(err)
      }
      switch (err.response.status) {
        case 401: // 未授权
@@ -277,7 +279,7 @@ export const Submission = {
    username?: string
    user_id?: number
    flag?: string | null
-    zone?: string
+    zone?: string | null
    task_id?: number
    task_type?: string
    score_min?: number
@@ -553,7 +555,11 @@ export const TaskAssets = {
    ).data
  },
  async deleteChallenge(display: number, name: string) {
-    return (await http.delete(`/assets/challenge/${display}/${name}`)).data
+    return (
      await http.delete(
        `/assets/challenge/${display}/${encodeURIComponent(name)}`,
      )
    ).data
  },
  async listTutorial(display: number): Promise<TaskAsset[]> {
    return (await http.get<TaskAsset[]>(`/assets/tutorial/${display}`)).data
@@ -573,6 +579,10 @@ export const TaskAssets = {
    ).data
  },
  async deleteTutorial(display: number, name: string) {
-    return (await http.delete(`/assets/tutorial/${display}/${name}`)).data
+    return (
      await http.delete(
        `/assets/tutorial/${display}/${encodeURIComponent(name)}`,
      )
    ).data
  },
 }
@@ -210,8 +210,15 @@ function selectItem(item: HistoryViewItem) {
  })
 }
 // 加载中又要求刷新（比如自动提交了新代码、换了任务），等这次完成后再加载一次
 let reloadAfter = false
 async function load(force = true) {
-  if (!props.taskId || loading.value) return
+  if (!props.taskId) return
  if (loading.value) {
    reloadAfter = true
    return
  }
  if (!force && loadedTaskId === props.taskId) return
  loading.value = true
  try {
@@ -230,6 +237,10 @@ async function load(force = true) {
    loadedTaskId = props.taskId
  } finally {
    loading.value = false
    if (reloadAfter) {
      reloadAfter = false
      load(true)
    }
  }
 }
@@ -2,7 +2,7 @@
  <div class="prompt-panel">
    <div class="messages" ref="messagesRef">
      <div
-        v-for="(pair, pi) in pairs"
+        v-for="pair in pairs"
        :key="pair.assistantMsg?.id ?? 'user-' + pair.index"
        class="message-pair"
        :class="{ 'has-delete': pair.assistantMsg?.id && !streaming }"
@@ -107,9 +107,13 @@ function handleLogin() {
 }
 async function handleLogout() {
-  await Account.logout()
+  // token 已经先清掉了，退出请求失败（比如断网）界面也要显示为已退出
-  user.username = ""
+  try {
-  user.role = Role.Normal
+    await Account.logout()
  } finally {
    user.username = ""
    user.role = Role.Normal
  }
 }
 </script>
 <style scoped>
@@ -486,21 +486,6 @@ const countBuckets = computed(() => {
  ]
 })
 const scoreBars = computed(() => {
  if (!stats.value) return []
  const d = stats.value.score_distribution
  const vals = [d.range_1_2, d.range_2_3, d.range_3_4, d.range_4_5, d.range_5]
  const max = Math.max(...vals, 1)
  const colors = ["#d03050", "#f0a020", "#2080f0", "#18a058", "#18a058"]
  const labels = ["★", "★★", "★★★", "★★★★", "★★★★★"]
  return vals.map((v, i) => ({
    value: v,
    label: labels[i],
    color: colors[i],
    height: Math.max(Math.round((v / max) * 68), 3) + "px",
  }))
 })
 const flagBadges = computed(() => {
  if (!stats.value) return []
  const f = stats.value.flag_stats
@@ -317,20 +317,28 @@ async function loadClasses() {
  }
 }
 // 快速切换班级时只用最后一次请求的结果
 let loadSeq = 0
 async function loadGradebook() {
  const seq = ++loadSeq
  if (!query.classname) {
    gradebook.value = null
    loading.value = false
    return
  }
  loading.value = true
  loadError.value = ""
  try {
-    gradebook.value = await Gradebook.get(query)
+    const data = await Gradebook.get(query)
-    classes.value = gradebook.value.classes
+    if (seq !== loadSeq) return
    gradebook.value = data
    classes.value = data.classes
  } catch (err: any) {
    if (seq !== loadSeq) return
    loadError.value = err.response?.data?.detail ?? "成绩册加载失败"
  } finally {
-    loading.value = false
+    if (seq === loadSeq) loading.value = false
  }
 }
@@ -358,8 +366,10 @@ watchDebounced(
 )
 onMounted(async () => {
  const before = query.classname
  await loadClasses()
-  await loadGradebook()
+  // loadClasses 选了默认班级时，上面的 watch 已经会加载
  if (query.classname === before) loadGradebook()
 })
 </script>
@@ -115,10 +115,8 @@ import FlagCell from "../components/submissions/FlagCell.vue"
 import ExpandedSubTable from "../components/submissions/ExpandedSubTable.vue"
 import { submission } from "../store/submission"
 import { taskTab, challengeDisplay } from "../store/task"
 import { step } from "../store/tutorial"
 import { html as eHtml, css as eCss, js as eJs } from "../store/editors"
-import { roleAdmin, roleSuper, user } from "../store/user"
+import { roleAdmin, roleSuper } from "../store/user"
 const route = useRoute()
 const router = useRouter()
@@ -12,6 +12,8 @@ export const submission = ref<SubmissionAll>({
  task_type: TASK_TYPE.Tutorial,
  score: 0.0,
  my_score: 0,
  submit_count: 0,
  view_count: 0,
  html: "",
  css: "",
  js: "",
@@ -8,7 +8,7 @@
    "build": "bun run --filter webpreview-client build",
    "build:staging": "bun run --filter webpreview-client build:staging",
    "test": "bun run --filter webpreview-server test",
-    "typecheck": "bun run --filter webpreview-server typecheck",
+    "typecheck": "bun run --filter '*' typecheck",
    "fmt": "bun run --filter webpreview-client fmt"
  }
 }
@@ -1,6 +1,5 @@
 import { Hono } from "hono"
-import { mkdir, rm } from "node:fs/promises"
+import { mkdir, rename, rm } from "node:fs/promises"
 import { existsSync } from "node:fs"
 import { dirname, extname, join, resolve, sep } from "node:path"
 import { config } from "../config"
 import { all, get, run } from "../db"
@@ -22,20 +21,6 @@ export function mediaPath(relative: string) {
  return full
 }
 async function saveFile(relative: string, file: File) {
  let target = relative
  // 同名文件已存在时加随机后缀（Django 存储的行为）
  while (existsSync(mediaPath(target))) {
    const ext = extname(relative)
    const suffix = Math.random().toString(36).slice(2, 9)
    target = relative.slice(0, relative.length - ext.length) + "_" + suffix + ext
  }
  const full = mediaPath(target)
  await mkdir(dirname(full), { recursive: true })
  await Bun.write(full, file)
  return target
 }
 async function formFile(c: Ctx, field: string) {
  const form = await c.req.formData().catch(() => null)
  const value = form?.get(field)
@@ -88,21 +73,35 @@ for (const kind of ["challenge", "tutorial"] as const) {
    if (typeof name !== "string" || !name) {
      throw new ValidationError([{ loc: ["body", "name"], msg: "缺少文件名" }])
    }
-    const existing = get<{ id: number; file: string }>(
+    // 学生代码按这个名字引用素材（<base href> 指向素材目录），存储的文件名必须和它一致
-      `SELECT id, file FROM task_taskasset WHERE task_id = $task_id AND name = $name`,
+    if (name !== validFilename(name) || name.length > 100) {
      throw new ValidationError([
        { loc: ["body", "name"], msg: "文件名只能包含字母、数字和 - _ .，最多 100 个字符" },
      ])
    }
    const existing = get<{ file: string }>(
      `SELECT file FROM task_taskasset WHERE task_id = $task_id AND name = $name`,
      { task_id: task.id, name },
    )
-    if (existing?.file) await rm(mediaPath(existing.file), { force: true })
+    // 先写临时文件再 rename 覆盖：写失败时旧文件还在，并发上传同名文件也不会留下坏文件
-    const stored = await saveFile(
+    const stored = `tasks/${task.task_type}/${task.display}/${name}`
-      `tasks/${task.task_type}/${task.display}/${validFilename(name)}`,
+    const full = mediaPath(stored)
-      file,
+    const tmp = `${full}.${crypto.randomUUID()}.uploading`
-    )
+    await mkdir(dirname(full), { recursive: true })
    try {
      await Bun.write(tmp, file)
      await rename(tmp, full)
    } finally {
      await rm(tmp, { force: true })
    }
    // 上面 await 期间可能有同名上传先写入了，用 upsert 而不是按 existing 选 INSERT / UPDATE
    run(
      `INSERT INTO task_taskasset (name, file, task_id) VALUES ($name, $file, $task_id)
       ON CONFLICT (task_id, name) DO UPDATE SET file = excluded.file`,
      { name, file: stored, task_id: task.id },
    )
    // 旧数据里同名素材可能存在带随机后缀的文件
    if (existing?.file && existing.file !== stored) await rm(mediaPath(existing.file), { force: true })
    return c.json(assetOut({ name, file: stored }))
  })
@@ -53,9 +53,11 @@ const SUBMISSION_SELECT = `SELECT s.id, s.user_id, u.username, s.task_id, t.disp
    s.view_count, s.created, s.modified,
    (SELECT r.score FROM submission_rating r WHERE r.user_id = $me AND r.submission_id = s.id LIMIT 1) AS my_score`
 // +s.task_id：不让 SQLite 从 task_task 出发、用 task_id 单列索引去找提交（那样要回表读
 // html/css/js 大行，6 万条提交时列表要几百毫秒），改走 slim 覆盖索引；按 task_id 筛选不受影响
 const SUBMISSION_FROM = `FROM submission_submission s
  JOIN account_user u ON u.id = s.user_id
-  JOIN task_task t ON t.id = s.task_id`
+  JOIN task_task t ON t.id = +s.task_id`
 function submissionOut(s: any) {
  return {
@@ -269,7 +271,8 @@ router.get("/", (c) => {
    score: "s.score ASC",
    "-created": "s.created DESC",
  }
-  const orderBy = orderings[f.ordering ?? ""] ?? "s.created DESC"
+  // 同分、同一时间的提交很多，加上 rowid 让排序唯一，翻页才不会重复或漏掉
  const orderBy = `${orderings[f.ordering ?? ""] ?? "s.created DESC"}, s.rowid DESC`
  const whereSql = where.length ? `WHERE ${where.join(" AND ")}` : ""
  const { limit, offset } = pageWindow(f)
@@ -1,13 +1,17 @@
-import { run } from "../db"
+import { all, run } from "../db"
 // Django 的 on_delete=CASCADE 是在应用层做的，这里手动按依赖顺序删除。
 // 调用方负责包在事务里。
 export function deleteSubmissions(where: string, params: Record<string, unknown>) {
-  const ids = `SELECT id FROM submission_submission WHERE ${where}`
+  // 先查出 id 再逐个按等值删：prompt_message.submission_id 绝大多数是 NULL，
-  run(`DELETE FROM submission_rating WHERE submission_id IN (${ids})`, params)
+  // 统计信息会让 SQLite 觉得这个索引没用，写成 IN (子查询) 时它会扫整张大表（几百毫秒）
-  run(`DELETE FROM submission_submissionaward WHERE submission_id IN (${ids})`, params)
+  const ids = all<{ id: string }>(`SELECT id FROM submission_submission WHERE ${where}`, params)
-  run(`DELETE FROM prompt_message WHERE submission_id IN (${ids})`, params)
+  for (const { id } of ids) {
    run(`DELETE FROM submission_rating WHERE submission_id = $id`, { id })
    run(`DELETE FROM submission_submissionaward WHERE submission_id = $id`, { id })
    run(`DELETE FROM prompt_message WHERE submission_id = $id`, { id })
  }
  run(`DELETE FROM submission_submission WHERE ${where}`, params)
 }
@@ -1,5 +1,10 @@
 import { beforeEach, describe, expect, test } from "bun:test"
 import { get, all } from "../src/db"
 import { app } from "../src/app"
 import { config } from "../src/config"
 import { mkdtemp, readFile, readdir, rm } from "node:fs/promises"
 import { tmpdir } from "node:os"
 import { join } from "node:path"
 import { client, freshDb, makeSubmission, makeTask, makeUser, uuid } from "./helpers"
 beforeEach(freshDb)
@@ -373,3 +378,40 @@ describe("自由创作", () => {
    expect((await me("POST", "/api/submission/", { task_id: c.task_id })).json.detail).toBe("自由创作不需要提交")
  })
 })
 describe("任务素材", () => {
  test("同名上传原地覆盖，文件名不合法 422", async () => {
    const media = await mkdtemp(join(tmpdir(), "media-"))
    const saved = config.mediaRoot
    config.mediaRoot = media
    try {
      makeUser("adm", "admin")
      makeTask("挑战", "challenge", 3)
      const adm = await client("adm")
      const upload = (name: string, body: string) => {
        const form = new FormData()
        form.append("name", name)
        form.append("file", new File([body], "x"))
        return app.request("/api/assets/challenge/3", {
          method: "POST",
          headers: { authorization: `Bearer ${adm.tokens.access_token}` },
          body: form,
        })
      }
      expect((await upload("a.css", "v1")).status).toBe(200)
      const res = await upload("a.css", "v2")
      expect(((await res.json()) as any).url).toBe("/media/tasks/challenge/3/a.css")
      const dir = join(media, "tasks/challenge/3")
      expect(await readdir(dir)).toEqual(["a.css"])
      expect(await readFile(join(dir, "a.css"), "utf8")).toBe("v2")
      for (const bad of ["a b.png", "../x.png", "a/b.png", "x#.png"]) {
        expect((await upload(bad, "x")).status).toBe(422)
      }
      expect((await adm("DELETE", "/api/assets/challenge/3/a.css")).status).toBe(200)
      expect(await readdir(dir)).toEqual([])
    } finally {
      config.mediaRoot = saved
      await rm(media, { recursive: true, force: true })
    }
  })
 })