# //factory.py
from flask import Flask
from settings import Config
from models import db, User, Role
from routers.account import account_bp
from routers.api import api_bp
from ext.pack_bootstrap import bootstrap
from ext.pack_login import login_manager
from flask_cors import CORS


def create_app():
    app = Flask(__name__)
    # 加载配置
    CORS(app, supports_credentials=True)
    app.config.from_object(Config['development'])
    # 注册蓝图
    app.register_blueprint(account_bp, url_prefix='/')
    app.register_blueprint(api_bp, url_prefix='/api')
    bootstrap.init_app(app)
    # 初始化扩展
    db.init_app(app)
    # babel.init_app(app, locale_selector=get_locale)
    # admin.init_app(app)
    # mail.init_app(app)
    login_manager.init_app(app)

    with app.app_context():
        '''非常常见的初始化数据库的方法，这里是为了方便测试，所以在这里初始化数据库，实际上应该在命令行中执行'''
        db.create_all()
        if not db.session.query(Role).filter(Role.id == 99).first():
            role = Role(name='admin', id=99, description='超级管理员')
            db.session.add(role)
            db.session.commit()
        if not db.session.get(Role, 1):
            role = Role(name='user', id=1, description='普通用户')
            db.session.add(role)
            db.session.commit()
        if not db.session.query(User).filter(User.role_id == 99).first():
            usr = User( name='admin', email='2504420230@qq.com', role_id=99, password='2431383223')
            db.session.add(usr)
            db.session.commit()

    return app