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