85 lines
2.4 KiB
Python
85 lines
2.4 KiB
Python
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"""
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Tortoise-ORM 数据库配置
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"""
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from typing import Optional
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from tortoise import Tortoise
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from tortoise.contrib.fastapi import register_tortoise
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from .config import get_settings
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async def init_db():
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"""初始化数据库连接"""
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settings = get_settings()
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db_config = {
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"connections": {
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"default": settings.database_url
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},
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"apps": {
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"models": {
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"models": ["app.models", "aerich.models"],
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"default_connection": "default",
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}
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},
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"use_tz": False,
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"timezone": "UTC",
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}
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await Tortoise.init(db_config)
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# 根据配置决定是否生成表结构
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if settings.generate_schemas:
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print("🗃️ 生成数据库表结构...")
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await Tortoise.generate_schemas()
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print("✅ 数据库表结构生成完成")
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else:
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print("⏭️ 跳过数据库表结构生成（建议使用迁移工具）")
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print(f"✅ 数据库连接成功: {settings.database_url}")
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async def close_db():
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"""关闭数据库连接"""
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await Tortoise.close_connections()
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print("✅ 数据库连接已关闭")
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def register_db(app):
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"""将数据库注册到 FastAPI 应用"""
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settings = get_settings()
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register_tortoise(
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app,
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db_url=settings.database_url,
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modules={"models": ["app.models"]},
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generate_schemas=settings.generate_schemas,
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add_exception_handlers=True,
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)
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return app
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# 在 app/core/database.py 中添加
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from aerich import Command
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async def run_migrations():
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"""运行数据库迁移"""
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try:
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command = Command(
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tortoise_config={
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"connections": {
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"default": get_settings().database_url
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},
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"apps": {
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"models": {
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"models": ["app.models", "aerich.models"],
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"default_connection": "default",
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}
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},
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},
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app="models"
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)
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# 检查并应用迁移
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await command.init()
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await command.upgrade()
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print("✅ 数据库迁移完成")
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except Exception as e:
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print(f"⚠️ 数据库迁移失败: {e}")
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