65 lines
1.8 KiB
Python
65 lines
1.8 KiB
Python
import os
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import sys
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from flask import Flask, jsonify
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from flask_cors import CORS
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from models import db, Device, DeviceHistory, MaintenanceLog
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from routes.api import api_bp # 从 api.py 导入蓝图
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# 解决 Windows 下控制台输出乱码问题
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sys.stdout.reconfigure(encoding='utf-8')
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def create_app():
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app = Flask(__name__)
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# 1. 配置数据库路径
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basedir = os.path.abspath(os.path.dirname(__file__))
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# 👇👇👇 核心修复：自动创建 instance 文件夹 👇👇👇
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instance_path = os.path.join(basedir, 'instance')
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if not os.path.exists(instance_path):
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os.makedirs(instance_path)
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print(f"📁 检测到目录不存在，已自动创建: {instance_path}")
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# 👆👆👆 修复结束 👆👆👆
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db_path = os.path.join(instance_path, 'devices.db')
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# 配置 SQLite URI
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app.config['SQLALCHEMY_DATABASE_URI'] = f'sqlite:///{db_path}'
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app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
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app.config['JSON_AS_ASCII'] = False # 支持中文返回
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# 2. 初始化插件
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CORS(app) # 允许跨域
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db.init_app(app)
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# 3. 注册蓝图 (Blueprints)
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app.register_blueprint(api_bp)
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# 4. 初始化数据库表
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with app.app_context():
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# 尝试创建所有表
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db.create_all()
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# print(f"✅ 数据库连接成功: {db_path}")
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return app
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# 5. 提供 Flask Shell 上下文（方便命令行调试）
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app = create_app()
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@app.shell_context_processor
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def make_shell_context():
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return {
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'db': db,
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'Device': Device,
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'DeviceHistory': DeviceHistory,
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'MaintenanceLog': MaintenanceLog
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}
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if __name__ == '__main__':
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# 启动应用
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print("🚀 服务正在启动: http://127.0.0.1:5000")
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app.run(debug=True, host='0.0.0.0', port=5000) |