feat: 新增对PostgreSQL数据库的支持

ruoyi-fastapi-backend/config/database.py

@@ -9,6 +9,11 @@ ASYNC_SQLALCHEMY_DATABASE_URL = (
     f'mysql+asyncmy://{DataBaseConfig.db_username}:{quote_plus(DataBaseConfig.db_password)}@'
     f'{DataBaseConfig.db_host}:{DataBaseConfig.db_port}/{DataBaseConfig.db_database}'
 )
+if DataBaseConfig.db_type == 'postgresql':
+    ASYNC_SQLALCHEMY_DATABASE_URL = (
+        f'postgresql+asyncpg://{DataBaseConfig.db_username}:{quote_plus(DataBaseConfig.db_password)}@'
+        f'{DataBaseConfig.db_host}:{DataBaseConfig.db_port}/{DataBaseConfig.db_database}'
+    )
 
 async_engine = create_async_engine(
     ASYNC_SQLALCHEMY_DATABASE_URL,

ruoyi-fastapi-backend/config/env.py

@@ -4,6 +4,7 @@ import sys
 from dotenv import load_dotenv
 from functools import lru_cache
 from pydantic_settings import BaseSettings
+from typing import Literal
 
 
 class AppSettings(BaseSettings):
@@ -38,6 +39,7 @@ class DataBaseSettings(BaseSettings):
     数据库配置
     """
 
+    db_type: Literal['mysql', 'postgresql'] = 'mysql'
     db_host: str = '127.0.0.1'
     db_port: int = 3306
     db_username: str = 'root'

ruoyi-fastapi-backend/config/get_scheduler.py

@@ -82,6 +82,11 @@ SQLALCHEMY_DATABASE_URL = (
     f'mysql+pymysql://{DataBaseConfig.db_username}:{quote_plus(DataBaseConfig.db_password)}@'
     f'{DataBaseConfig.db_host}:{DataBaseConfig.db_port}/{DataBaseConfig.db_database}'
 )
+if DataBaseConfig.db_type == 'postgresql':
+    SQLALCHEMY_DATABASE_URL = (
+        f'postgresql+psycopg2://{DataBaseConfig.db_username}:{quote_plus(DataBaseConfig.db_password)}@'
+        f'{DataBaseConfig.db_host}:{DataBaseConfig.db_port}/{DataBaseConfig.db_database}'
+    )
 engine = create_engine(
     SQLALCHEMY_DATABASE_URL,
     echo=DataBaseConfig.db_echo,