fix: 修复 transaction 表名与 Dexie 内置方法冲突（导出 JSON 与记账失效）

intern-log/src/db/repo.ts

@@ -360,23 +360,23 @@ export interface TransactionInput {
 }
 
 export async function listTransactionsBetween(start: string, end: string): Promise<Transaction[]> {
-  return db.transaction.where('date').between(start, end, true, true).toArray()
+  return db.table('transaction').where('date').between(start, end, true, true).toArray()
 }
 
 export async function addTransaction(input: TransactionInput): Promise<void> {
-  await db.transaction.add({ ...input, created_at: nowLocalISO() })
+  await db.table('transaction').add({ ...input, created_at: nowLocalISO() })
 }
 
 export async function updateTransaction(id: number, input: TransactionInput): Promise<void> {
-  await db.transaction.update(id, { ...input })
+  await db.table('transaction').update(id, { ...input })
 }
 
 export async function deleteTransaction(id: number): Promise<void> {
-  await db.transaction.delete(id)
+  await db.table('transaction').delete(id)
 }
 
 export async function setTransactionReimbursed(id: number, done: boolean): Promise<void> {
-  await db.transaction.update(id, { reimbursed: done ? 1 : 0 })
+  await db.table('transaction').update(id, { reimbursed: done ? 1 : 0 })
 }
 
 // ---------- 备份 ----------
@@ -391,7 +391,7 @@ export async function exportAll(): Promise<string> {
     db.setting.toArray(),
     db.memo.toArray(),
     db.credential.toArray(),
-    db.transaction.toArray()
+    db.table('transaction').toArray()
   ])
   return JSON.stringify({
     schema_version: SCHEMA_VERSION,
@@ -421,11 +421,11 @@ export async function importAll(jsonText: string): Promise<void> {
     throw new Error('文件格式或 schema 版本不匹配')
   }
   const d = parsed.data
-  await db.transaction('rw', [db.project, db.work_log, db.log_item, db.attendance, db.weekly_note, db.setting, db.memo, db.credential, db.transaction], async () => {
+  await db.transaction('rw', [db.project, db.work_log, db.log_item, db.attendance, db.weekly_note, db.setting, db.memo, db.credential, db.table('transaction')], async () => {
     await Promise.all([
       db.project.clear(), db.work_log.clear(), db.log_item.clear(),
       db.attendance.clear(), db.weekly_note.clear(), db.setting.clear(),
-      db.memo.clear(), db.credential.clear(), db.transaction.clear()
+      db.memo.clear(), db.credential.clear(), db.table('transaction').clear()
     ])
     if (d.project && d.project.length) await db.project.bulkAdd(d.project as never[])
     if (d.work_log && d.work_log.length) await db.work_log.bulkAdd(d.work_log as never[])
@@ -435,6 +435,6 @@ export async function importAll(jsonText: string): Promise<void> {
     if (d.setting && d.setting.length) await db.setting.bulkAdd(d.setting as never[])
     if (d.memo && d.memo.length) await db.memo.bulkAdd(d.memo as never[])
     if (d.credential && d.credential.length) await db.credential.bulkAdd(d.credential as never[])
-    if (d.transaction && d.transaction.length) await db.transaction.bulkAdd(d.transaction as never[])
+    if (d.transaction && d.transaction.length) await db.table('transaction').bulkAdd(d.transaction as never[])
   })
 }

intern-log/src/db/schema.ts

@@ -103,7 +103,8 @@ export class WorklogDB extends Dexie {
   setting!: Table<{ key: string; value: string }, string>
   memo!: Table<Memo, number>
   credential!: Table<Credential, number>
-  transaction!: Table<Transaction, number>
+  // 注意：transaction 表通过 db.table('transaction') 访问，
+  // 因为 db.transaction 会与 Dexie 内置的 transaction() 方法冲突
   sync_mirror!: Table<SyncMirror, number>
   tombstone!: Table<SyncTombstone, number>
 

intern-log/src/sync/engine.ts

@@ -35,13 +35,13 @@ function rowHash(row: AnyRow): string {
 }
 
 async function getTable(name: string): Promise<AnyRow[]> {
-  return (db as unknown as AnyRow)[name].toArray()
+  return db.table(name).toArray()
 }
 
 // 一次性补齐 uuid 与 updated_at，缺失时回填
 async function ensureSyncFields(): Promise<void> {
   for (const t of TABLES) {
-    const table = (db as unknown as AnyRow)[t]
+    const table = db.table(t)
     const rows: AnyRow[] = await table.toArray()
     for (const row of rows) {
       if (t === 'setting' && EXCLUDE_SETTING_KEYS.has(row.key)) continue
@@ -287,7 +287,7 @@ async function doRunSync(config: SyncConfig): Promise<SyncResult> {
   const finalMirror: { table: string; uuid: string; hash: string }[] = []
 
   for (const t of TABLES) {
-    const table = (db as unknown as AnyRow)[t]
+    const table = db.table(t)
     const localRows: AnyRow[] = await table.toArray()
     const byUuid = new Map<string, AnyRow>()
     for (const row of localRows) byUuid.set(row.uuid, row)

intern-log/src/views/LedgerView.vue

@@ -43,7 +43,11 @@ const title = computed(() => Number(monthRef.value.slice(0, 4)) + ' 年 ' + Numb
 
 async function load() {
   loading.value = true
-  rows.value = await listTransactionsBetween(monthStart.value, monthEnd.value)
+  try {
+    rows.value = await listTransactionsBetween(monthStart.value, monthEnd.value)
+  } catch (e) {
+    showToast('账目加载失败：' + (e instanceof Error ? e.message : String(e)))
+  }
   loading.value = false
 }
 onMounted(load)
@@ -124,15 +128,21 @@ async function submit() {
   }
   if (submitting.value) return
   submitting.value = true
-  await addTransaction({
-    type: fType.value,
-    category: fCategory.value,
-    amount: Math.round(v * 100),
-    date: fDate.value,
-    note: fNote.value.trim(),
-    reimbursable: fType.value === 'expense' && fReimb.value ? 1 : 0,
-    reimbursed: 0
-  })
+  try {
+    await addTransaction({
+      type: fType.value,
+      category: fCategory.value,
+      amount: Math.round(v * 100),
+      date: fDate.value,
+      note: fNote.value.trim(),
+      reimbursable: fType.value === 'expense' && fReimb.value ? 1 : 0,
+      reimbursed: 0
+    })
+  } catch (e) {
+    showToast('添加失败：' + (e instanceof Error ? e.message : String(e)))
+    submitting.value = false
+    return
+  }
   fAmount.value = ''
   fNote.value = ''
   fReimb.value = false

intern-log/src/views/SettingsView.vue

@@ -219,9 +219,13 @@ async function toggleArchive(p: Project) {
 }
 
 async function doExport() {
-  const text = await exportAll()
-  const p = await downloadText('实习日志备份_' + todayStr().replace(/-/g, '') + '.json', text)
-  showToast(p ? '备份已导出到：' + p : '备份已导出到系统下载目录')
+  try {
+    const text = await exportAll()
+    const p = await downloadText('实习日志备份_' + todayStr().replace(/-/g, '') + '.json', text)
+    showToast(p ? '备份已导出到：' + p : '备份已导出到系统下载目录')
+  } catch (e) {
+    showToast('导出失败：' + (e instanceof Error ? e.message : String(e)))
+  }
 }
 
 function onFile(e: Event) {