import logging
import os
import traceback

from flask import Flask, request

from api import *
from api import login, search

logs_folder = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'logs')
os.makedirs(logs_folder, exist_ok=True)
current_folder = os.path.dirname(os.path.abspath(__file__))
file_handler = logging.FileHandler(filename=f"{current_folder}/logs/app.log", encoding="utf-8")

# 配置日志格式
formatter = logging.Formatter("%(asctime)s %(levelname)s[%(funcName)s:%(lineno)s]:%(message)s", "%Y-%m-%d %H:%M:%S")
file_handler.setFormatter(formatter)
console_handler = logging.StreamHandler()

# 配置日志记录器
logger = logging.getLogger()
logger.setLevel(logging.INFO)
logger.addHandler(file_handler)
# 开发的时候打开这行注释，日志会打印在控制台上面
logger.addHandler(console_handler)

app = Flask(__name__)

app.register_blueprint(login.login_opt, url_prefix="/login")
app.register_blueprint(search.search_opt, url_prefix="/search")


@app.errorhandler(Exception)
def handle_exception(error: Exception):
    """
    全局异常处理
    """
    status_code = 500
    if isinstance(error, BusinessException):
        status_code = 200
        response = fail_response(error.msg)
    else:
        logging.error(error)
        traceback.print_exc()
        response = fail_response(str(error))
    return response, status_code


@app.before_request
def log_request():
    """
    打印请求
    """
    logging.info('Request: %s %s', request.method, request.url)
    logging.info('Request Body: %s', request.get_data(as_text=True))


@app.after_request
def log_response(response):
    """
    打印返回
    """
    data = response.get_data(as_text=True)
    if len(data) > 300:
        logging.info('Response Body: %s', data[:300] + "...")
    else:
        logging.info('Response Body: %s', data)
    return response


if __name__ == '__main__':
    app.run(host="0.0.0.0", port=8978, threaded=True)