feat: add generate and back actions to workspace toolbar

src/components/WorkspaceToolbar.test.ts

@@ -0,0 +1,41 @@
+import { mount } from '@vue/test-utils'
+import { describe, expect, it } from 'vitest'
+import WorkspaceToolbar from './WorkspaceToolbar.vue'
+
+function mountToolbar(lessonCount: number): ReturnType<typeof mount> {
+  return mount(WorkspaceToolbar, {
+    props: { lessonCount, warningCount: 0, saveStatus: 'idle' },
+  })
+}
+
+describe('WorkspaceToolbar', () => {
+  it('renders the lesson count', () => {
+    const wrapper = mountToolbar(3)
+    expect(wrapper.text()).toContain('共 3 课')
+  })
+
+  it('emits generate when the generate button is clicked', async () => {
+    const wrapper = mountToolbar(3)
+    await wrapper.get('button[data-testid="generate"]').trigger('click')
+    expect(wrapper.emitted('generate')).toHaveLength(1)
+  })
+
+  it('emits back when the back button is clicked', async () => {
+    const wrapper = mountToolbar(0)
+    await wrapper.get('button[data-testid="back"]').trigger('click')
+    expect(wrapper.emitted('back')).toHaveLength(1)
+  })
+
+  it('keeps generate and back enabled even with no lessons', () => {
+    const wrapper = mountToolbar(0)
+    expect(wrapper.get('button[data-testid="generate"]').attributes('disabled')).toBeUndefined()
+    expect(wrapper.get('button[data-testid="back"]').attributes('disabled')).toBeUndefined()
+  })
+
+  it('disables print, export and clear when there are no lessons', () => {
+    const wrapper = mountToolbar(0)
+    expect(wrapper.get('button[data-testid="print"]').attributes('disabled')).toBeDefined()
+    expect(wrapper.get('button[data-testid="export"]').attributes('disabled')).toBeDefined()
+    expect(wrapper.get('button[data-testid="clear"]').attributes('disabled')).toBeDefined()
+  })
+})

src/components/WorkspaceToolbar.vue

@@ -12,22 +12,26 @@ defineEmits<{
   print: []
   export: []
   clear: []
+  generate: []
+  back: []
 }>()
 
 const saveStatusLabel: Record<SaveStatus, string> = {
   idle: '',
   saving: '保存中…',
-  saved: '已保存到本地',
+  saved: '已保存',
   error: '保存失败',
 }
 </script>
 
 <template>
   <header class="workspace-toolbar">
-    <button type="button" @click="$emit('upload')">导入教案</button>
-    <button type="button" :disabled="lessonCount === 0" @click="$emit('print')">打印整册</button>
-    <button type="button" :disabled="lessonCount === 0" @click="$emit('export')">导出 Markdown</button>
-    <button type="button" :disabled="lessonCount === 0" @click="$emit('clear')">清空</button>
+    <button type="button" data-testid="back" @click="$emit('back')">返回列表</button>
+    <button type="button" data-testid="upload" @click="$emit('upload')">导入教案</button>
+    <button type="button" data-testid="generate" @click="$emit('generate')">生成教案</button>
+    <button type="button" data-testid="print" :disabled="lessonCount === 0" @click="$emit('print')">打印整册</button>
+    <button type="button" data-testid="export" :disabled="lessonCount === 0" @click="$emit('export')">导出 Markdown</button>
+    <button type="button" data-testid="clear" :disabled="lessonCount === 0" @click="$emit('clear')">清空</button>
 
     <span class="workspace-toolbar-count">共 {{ lessonCount }} 课</span>
     <span v-if="warningCount > 0" class="workspace-toolbar-warning">