将 server/migrations.ts 中的静态加载逻辑改为异步函数 loadMigrations()

HISTORY.md

@@ -2,6 +2,9 @@
 待实现
 迁移管理页面，在正式环境中，需要验证env中配置的密码参数才能打开
 
+2025.05.14 0.1.2
+将 server/migrations.ts 中的静态加载逻辑改为异步函数 loadMigrations()
+
 2025.05.14 0.1.1
 创建 server/middlewares.ts - 集中管理所有中间件配置
 创建 server/router.ts - 统一处理路由注册逻辑

server/migrations.ts

@@ -1,46 +1,50 @@
 import type { MigrationLiveDefinition } from '@d8d-appcontainer/types'
 
-// 动态加载迁移文件
-const migrations: MigrationLiveDefinition[] = [];
+/**
+ * 异步加载所有迁移文件
+ * @returns Promise<MigrationLiveDefinition[]> 返回加载并排序后的迁移数组
+ */
+export async function loadMigrations(): Promise<MigrationLiveDefinition[]> {
+  const migrations: MigrationLiveDefinition[] = [];
 
-try {
-  // 读取并加载所有迁移文件
-  const migrationsDir = import.meta.dirname + '/migrations'; 
-  
-  for await (const entry of Deno.readDir(migrationsDir)) {
-    if (!entry.isFile || !entry.name.endsWith('.ts')) continue;
+  try {
+    // 读取并加载所有迁移文件
+    const migrationsDir = import.meta.dirname + '/migrations';
     
-    // 匹配文件名格式：数字前缀_描述.ts
-    const match = entry.name.match(/^(\d+)_(.+)\.ts$/);
-    if (!match) continue;
-    
-    const [_, prefix, name] = match;
-    try {
-      const migration = await import(`${migrationsDir}/${entry.name}`);
+    for await (const entry of Deno.readDir(migrationsDir)) {
+      if (!entry.isFile || !entry.name.endsWith('.ts')) continue;
+      
+      // 匹配文件名格式：数字前缀_描述.ts
+      const match = entry.name.match(/^(\d+)_(.+)\.ts$/);
+      if (!match) continue;
       
-      // 确保导出的迁移对象有效
-      if (migration?.default?.name && migration?.default?.up && migration?.default?.down) {
-        migrations.push(migration.default);
-        console.log(`✅ Loaded migration: ${entry.name}`);
-      } else {
-        console.warn(`⚠️ Invalid migration format in ${entry.name}`);
+      const [_, prefix, name] = match;
+      try {
+        const migration = await import(`${migrationsDir}/${entry.name}`);
+        
+        // 确保导出的迁移对象有效
+        if (migration?.default?.name && migration?.default?.up && migration?.default?.down) {
+          migrations.push(migration.default);
+          console.log(`✅ Loaded migration: ${entry.name}`);
+        } else {
+          console.warn(`⚠️ Invalid migration format in ${entry.name}`);
+        }
+      } catch (err) {
+        console.error(`❌ Failed to load migration ${entry.name}:`, err);
       }
-    } catch (err) {
-      console.error(`❌ Failed to load migration ${entry.name}:`, err);
     }
-  }
 
-  // 按数字前缀排序
-  migrations.sort((a, b) => {
-    const aNum = parseInt(a.name.match(/^(\d+)_/)?.[1] || '0');
-    const bNum = parseInt(b.name.match(/^(\d+)_/)?.[1] || '0');
-    return aNum - bNum;
-  });
+    // 按数字前缀排序
+    migrations.sort((a, b) => {
+      const aNum = parseInt(a.name.match(/^(\d+)_/)?.[1] || '0');
+      const bNum = parseInt(b.name.match(/^(\d+)_/)?.[1] || '0');
+      return aNum - bNum;
+    });
 
-  console.log(`🎉 Successfully loaded ${migrations.length} migrations`);
-} catch (err) {
-  console.error('❌ Failed to load migrations:', err);
-}
-
-// 导出所有迁移
-export { migrations };
+    console.log(`🎉 Successfully loaded ${migrations.length} migrations`);
+    return migrations;
+  } catch (err) {
+    console.error('❌ Failed to load migrations:', err);
+    throw err;
+  }
+}

server/routes_migrations.ts

@@ -1,7 +1,7 @@
 import { Hono } from 'hono'
 import { APIClient } from '@d8d-appcontainer/api'
 import type { Variables, WithAuth } from "./middlewares.ts";
-import { migrations } from './migrations.ts'
+import { loadMigrations } from './migrations.ts'
 import debug from "debug";
 const log = {
   api: debug("api:migrations"),
@@ -13,6 +13,7 @@ export function createMigrationsRoutes(withAuth: WithAuth) {
   migrationsRoutes.get('/', async (c) => {
     const apiClient = c.get('apiClient')
     log.api('正在执行数据库迁移...')
+    const migrations = await loadMigrations()
     const migrationsResult = await apiClient.database.executeLiveMigrations(migrations)
     // log.app('数据库迁移完成 %O',migrationsResult)
     
@@ -47,7 +48,7 @@ export function createMigrationsRoutes(withAuth: WithAuth) {
     const apiClient = c.get('apiClient')
     const all = c.req.query('all') === 'true'
     log.api('正在执行数据库回滚...')
-    
+    const migrations = await loadMigrations()
     const rollbackResult = await apiClient.database.rollbackLiveMigrations(migrations, all)
     
     const failedResult = rollbackResult?.find((migration) => migration.status === 'failed')