feat: refine archived habit management

frontend/src/lib/performance.test.ts

@@ -219,18 +219,20 @@ describe('request generation protection', () => {
 describe('habit request boundaries', () => {
   it('never loads archived habits for embedded Today habits and loads them lazily on Habits', () => {
     const mounted = habits.slice(habits.indexOf('onMounted(() =>'), habits.indexOf('onBeforeUnmount(() =>'))
-    const archiveBlock = habits.slice(habits.indexOf('async function archiveHabit'), habits.indexOf('async function deleteHabit'))
+    const archiveBlock = habits.slice(habits.indexOf('async function archiveHabit'), habits.indexOf('async function restoreHabit'))
+    const loadBlock = habits.slice(habits.indexOf('async function loadArchivedHabits'), habits.indexOf('async function toggleArchivedHabits'))
     expect(mounted).not.toContain('loadArchivedHabits()')
     expect(archiveBlock).toContain("if (props.view === 'habits' && showArchivedHabits.value)")
-    expect(habits).toContain('if (showArchivedHabits.value && !archivedHabitsLoaded.value)')
-    expect(habits).toContain("{{ archivedHabitsLoaded ? `已归档（${archivedHabits.length}）` : '已归档' }}")
+    expect(loadBlock).toContain("if (props.view !== 'habits'")
+    expect(habits).toContain("archiveState === 'success' ? `已归档（${archivedHabits.length}）` : '已归档'")
   })
 
-  it('does not render an empty archive until loading succeeds and allows collapse-reopen retry', () => {
+  it('does not render an empty archive until loading succeeds and retries after failure', () => {
     const toggleBlock = habits.slice(habits.indexOf('async function toggleArchivedHabits'), habits.indexOf('function refreshHabitDay'))
-    expect(toggleBlock).toContain('showArchivedHabits.value && !archivedHabitsLoaded.value')
-    expect(habits).toContain('v-if="archivedHabitsLoaded && !archivedHabits.length && !busy"')
-    expect(habits).not.toContain('v-if="!archivedHabits.length && !busy" class="empty-panel">暂无已归档习惯。')
+    expect(toggleBlock).toContain("showArchivedHabits.value && archiveState.value !== 'success'")
+    expect(habits).toContain('v-else-if="archiveFlags.empty"')
+    expect(habits).toContain("v-else-if=\"archiveState === 'error'\"")
+    expect(habits).toContain('@click="loadArchivedHabits">重试</button>')
   })
 })