import datetime
import re

import jwt
from django.db import models

# Create your models here.
from TestLaboratory.settings import SECRET_KEY
from apps.user.models import User, Role
from utils.util_add_id import get_id, gen_next_id


class Log(models.Model):
    id = models.CharField(max_length=128, primary_key=True, verbose_name='日志id', default='TestLaboratory_V1_Log_1')
    action = models.CharField(max_length=100, verbose_name='操作名称')
    entity_class = models.CharField(max_length=50, verbose_name='实体类型')
    entity_name = models.CharField(max_length=50, null=True, verbose_name='实体名称')
    method = models.CharField(max_length=30, verbose_name='操作方法')
    executor_id = models.CharField(max_length=50, verbose_name='操作者id')
    executor_username = models.CharField(max_length=50, verbose_name='操作者名称')
    executor_identify = models.IntegerField(verbose_name='操作者身份')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name='创建时间')
    update_time = models.DateTimeField(auto_now=True, verbose_name='修改时间')
    delete = models.BooleanField(default=False)

    def __str__(self):
        return self.executor_username + self.action

    class Meta:
        verbose_name = '日志'
        verbose_name_plural = verbose_name
        db_table = 'log'


def gen_log(action, entity_class, entity_name, method, executor):
    log_id = get_id(Log, "TestLaboratory_V1_Log_1")
    create_time = update_time = datetime.datetime.now()
    try:
        log_new = Log.objects.create(id=log_id, action=action, entity_class=entity_class, entity_name=entity_name,
                                     method=method, executor_id=executor.id, executor_username=executor.username,
                                     executor_identify=executor.identify, create_time=create_time,
                                     update_time=update_time)
    except:
        log_id = gen_next_id(log_id)
        log_new = Log.objects.create(id=log_id, action=action, entity_class=entity_class, entity_name=entity_name,
                                     method=method, executor_id=executor.id, executor_username=executor.username,
                                     executor_identify=executor.identify, create_time=create_time,
                                     update_time=update_time)


def get_log(request):
    token = request.META.get('HTTP_ACCESSTOKEN')
    SALT = SECRET_KEY

    payload = jwt.decode(token, SALT, True)

    user = User.objects.get(id=payload['userid'])

    role = Role.objects.get(id="TestLaboratory_V1_Role_" + str(user.identify + 1))
    permission = role.permissions.filter(method=request.method)
    # print(user.username)

    perm = None
    for per in permission:
        path = request.path
        if request.path[-1] == '/':
            path = request.path[:-1]
        # print(per.url, per.name, path, re.search(per.url, path))

        if re.search(per.url, path):
            # print("匹配", per.url, request.path)
            if not perm:
                perm = per
            elif len(per.url) > len(perm.url):
                perm = per
    # print(perm.url, perm.name, perm.method)
    return user, perm.name, perm.method