# 项目初始化文件
import logging
from logging.handlers import RotatingFileHandler
from flask import Flask
from redis import StrictRedis
from flask_wtf.csrf import CSRFProtect
from flask_session import Session
from flask_sqlalchemy import SQLAlchemy

from application.settings.dev import DevelopmentConfig
from application.settings.prop import ProductionConfig
from common.config.factory import create_app

config = {
    'dev': DevelopmentConfig,
    'prop': ProductionConfig,

}


def init_app(config_name):
    """
    项目初始化
    :param config_name:
    :return:
    """
    # 主应用的根目录
    app = Flask(__name__)

    # 设置配置类
    Config = config[config_name]

    # 加载配置
    app.config.from_object(Config)

    # redis的连接初始化
    # global redis_store
    # redis_store = StrictRedis(host=Config.CACHE_REDIS_HOST, port=Config.CACHE_REDIS_PORT, db=0)

    # 开启CSRF防范
    CSRFProtect(app)

    # 开启session
    Session(app)

    # 增加数据库连接
    # db.init_app(app)
    #
    # # 启用日志
    # setup_log(Config)

    return app