import hashlib
import os

from django.contrib.auth.models import AbstractUser
from django.db import models

from application import dispatch
from dvadmin.utils.models import CoreModel, table_prefix

STATUS_CHOICES = (
    (0, "禁用"),
    (1, "启用"),
)


class Users(CoreModel, AbstractUser):
    username = models.CharField(max_length=150, unique=True, db_index=True, verbose_name="用户账号",
                                help_text="用户账号")
    employee_no = models.CharField(max_length=150, unique=True, db_index=True, null=True, blank=True,
                                   verbose_name="工号", help_text="工号")
    email = models.EmailField(max_length=255, verbose_name="邮箱", null=True, blank=True, help_text="邮箱")
    mobile = models.CharField(max_length=255, verbose_name="电话", null=True, blank=True, help_text="电话")
    avatar = models.CharField(max_length=255, verbose_name="头像", null=True, blank=True, help_text="头像")
    name = models.CharField(max_length=40, verbose_name="姓名", help_text="姓名")
    GENDER_CHOICES = (
        (0, "未知"),
        (1, "男"),
        (2, "女"),
    )
    gender = models.IntegerField(
        choices=GENDER_CHOICES, default=0, verbose_name="性别", null=True, blank=True, help_text="性别"
    )
    USER_TYPE = (
        (0, "后台用户"),
        (1, "前台用户"),
    )
    user_type = models.IntegerField(
        choices=USER_TYPE, default=0, verbose_name="用户类型", null=True, blank=True, help_text="用户类型"
    )
    post = models.ManyToManyField(to="Post", blank=True, verbose_name="关联岗位", db_constraint=False,
                                  help_text="关联岗位")
    role = models.ManyToManyField(to="Role", blank=True, verbose_name="关联角色", db_constraint=False,
                                  help_text="关联角色")
    dept = models.ForeignKey(
        to="Dept",
        verbose_name="所属部门",
        on_delete=models.PROTECT,
        db_constraint=False,
        null=True,
        blank=True,
        help_text="关联部门",
    )
    last_token = models.CharField(max_length=255, null=True, blank=True, verbose_name="最后一次登录Token",
                                  help_text="最后一次登录Token")

    def set_password(self, raw_password):
        super().set_password(hashlib.md5(raw_password.encode(encoding="UTF-8")).hexdigest())

    class Meta:
        db_table = table_prefix + "system_users"
        verbose_name = "用户表"
        verbose_name_plural = verbose_name
        ordering = ("-create_datetime",)


class Post(CoreModel):
    name = models.CharField(null=False, max_length=64, verbose_name="岗位名称", help_text="岗位名称")
    code = models.CharField(max_length=32, verbose_name="岗位编码", help_text="岗位编码")
    sort = models.IntegerField(default=1, verbose_name="岗位顺序", help_text="岗位顺序")
    STATUS_CHOICES = (
        (0, "离职"),
        (1, "在职"),
    )
    status = models.IntegerField(choices=STATUS_CHOICES, default=1, verbose_name="岗位状态", help_text="岗位状态")

    class Meta:
        db_table = table_prefix + "system_post"
        verbose_name = "岗位表"
        verbose_name_plural = verbose_name
        ordering = ("sort",)


class Role(CoreModel):
    name = models.CharField(max_length=64, verbose_name="角色名称", help_text="角色名称")
    key = models.CharField(max_length=64, unique=True, verbose_name="权限字符", help_text="权限字符")
    sort = models.IntegerField(default=1, verbose_name="角色顺序", help_text="角色顺序")
    status = models.BooleanField(default=True, verbose_name="角色状态", help_text="角色状态")
    admin = models.BooleanField(default=False, verbose_name="是否为admin", help_text="是否为admin")
    DATASCOPE_CHOICES = (
        (0, "仅本人数据权限"),
        (1, "本部门及以下数据权限"),
        (2, "本部门数据权限"),
        (3, "全部数据权限"),
        (4, "自定数据权限"),
    )
    data_range = models.IntegerField(default=0, choices=DATASCOPE_CHOICES, verbose_name="数据权限范围",
                                     help_text="数据权限范围")
    remark = models.TextField(verbose_name="备注", help_text="备注", null=True, blank=True)
    dept = models.ManyToManyField(to="Dept", verbose_name="数据权限-关联部门", db_constraint=False,
                                  help_text="数据权限-关联部门")
    menu = models.ManyToManyField(to="Menu", verbose_name="关联菜单", db_constraint=False, help_text="关联菜单")
    permission = models.ManyToManyField(
        to="MenuButton", verbose_name="关联菜单的接口按钮", db_constraint=False, help_text="关联菜单的接口按钮"
    )

    class Meta:
        db_table = table_prefix + "system_role"
        verbose_name = "角色表"
        verbose_name_plural = verbose_name
        ordering = ("sort",)


class Dept(CoreModel):
    name = models.CharField(max_length=64, verbose_name="部门名称", help_text="部门名称")
    key = models.CharField(max_length=64, unique=True, null=True, blank=True, verbose_name="关联字符",
                           help_text="关联字符")
    sort = models.IntegerField(default=1, verbose_name="显示排序", help_text="显示排序")
    owner = models.CharField(max_length=32, verbose_name="负责人", null=True, blank=True, help_text="负责人")
    phone = models.CharField(max_length=32, verbose_name="联系电话", null=True, blank=True, help_text="联系电话")
    email = models.EmailField(max_length=32, verbose_name="邮箱", null=True, blank=True, help_text="邮箱")
    status = models.BooleanField(default=True, verbose_name="部门状态", null=True, blank=True, help_text="部门状态")
    parent = models.ForeignKey(
        to="Dept",
        on_delete=models.CASCADE,
        default=None,
        verbose_name="上级部门",
        db_constraint=False,
        null=True,
        blank=True,
        help_text="上级部门",
    )

    @classmethod
    def recursion_dept_info(cls, dept_id: int, dept_all_list=None, dept_list=None):
        """
        递归获取部门的所有下级部门
        :param dept_id: 需要获取的id
        :param dept_all_list: 所有列表
        :param dept_list: 递归list
        :return:
        """
        if not dept_all_list:
            dept_all_list = Dept.objects.values("id", "parent")
        if dept_list is None:
            dept_list = [dept_id]
        for ele in dept_all_list:
            if ele.get("parent") == dept_id:
                dept_list.append(ele.get("id"))
                cls.recursion_dept_info(ele.get("id"), dept_all_list, dept_list)
        return list(set(dept_list))

    class Meta:
        db_table = table_prefix + "system_dept"
        verbose_name = "部门表"
        verbose_name_plural = verbose_name
        ordering = ("sort",)


class Menu(CoreModel):
    parent = models.ForeignKey(
        to="Menu",
        on_delete=models.PROTECT,
        verbose_name="上级菜单",
        null=True,
        blank=True,
        db_constraint=False,
        help_text="上级菜单",
    )
    icon = models.CharField(max_length=64, verbose_name="菜单图标", null=True, blank=True, help_text="菜单图标")
    name = models.CharField(max_length=64, verbose_name="菜单名称", help_text="菜单名称")
    sort = models.IntegerField(default=1, verbose_name="显示排序", null=True, blank=True, help_text="显示排序")
    ISLINK_CHOICES = (
        (0, "否"),
        (1, "是"),
    )
    is_link = models.BooleanField(default=False, verbose_name="是否外链", help_text="是否外链")
    is_catalog = models.BooleanField(default=False, verbose_name="是否目录", help_text="是否目录")
    web_path = models.CharField(max_length=128, verbose_name="路由地址", null=True, blank=True, help_text="路由地址")
    component = models.CharField(max_length=128, verbose_name="组件地址", null=True, blank=True, help_text="组件地址")
    component_name = models.CharField(max_length=50, verbose_name="组件名称", null=True, blank=True,
                                      help_text="组件名称")
    status = models.BooleanField(default=True, blank=True, verbose_name="菜单状态", help_text="菜单状态")
    cache = models.BooleanField(default=False, blank=True, verbose_name="是否页面缓存", help_text="是否页面缓存")
    visible = models.BooleanField(default=True, blank=True, verbose_name="侧边栏中是否显示",
                                  help_text="侧边栏中是否显示")

    class Meta:
        db_table = table_prefix + "system_menu"
        verbose_name = "菜单表"
        verbose_name_plural = verbose_name
        ordering = ("sort",)


class MenuButton(CoreModel):
    menu = models.ForeignKey(
        to="Menu",
        db_constraint=False,
        related_name="menuPermission",
        on_delete=models.PROTECT,
        verbose_name="关联菜单",
        help_text="关联菜单",
    )
    name = models.CharField(max_length=64, verbose_name="名称", help_text="名称")
    value = models.CharField(max_length=64, verbose_name="权限值", help_text="权限值")
    api = models.CharField(max_length=200, verbose_name="接口地址", help_text="接口地址")
    METHOD_CHOICES = (
        (0, "GET"),
        (1, "POST"),
        (2, "PUT"),
        (3, "DELETE"),
    )
    method = models.IntegerField(default=0, verbose_name="接口请求方法", null=True, blank=True,
                                 help_text="接口请求方法")

    class Meta:
        db_table = table_prefix + "system_menu_button"
        verbose_name = "菜单权限表"
        verbose_name_plural = verbose_name
        ordering = ("-name",)


class Dictionary(CoreModel):
    TYPE_LIST = (
        (0, "text"),
        (1, "number"),
        (2, "date"),
        (3, "datetime"),
        (4, "time"),
        (5, "files"),
        (6, "boolean"),
        (7, "images"),
    )
    label = models.CharField(max_length=100, blank=True, null=True, verbose_name="字典名称", help_text="字典名称")
    value = models.CharField(max_length=200, blank=True, null=True, verbose_name="字典编号",
                             help_text="字典编号/实际值")
    parent = models.ForeignKey(
        to="self",
        related_name="sublist",
        db_constraint=False,
        on_delete=models.PROTECT,
        blank=True,
        null=True,
        verbose_name="父级",
        help_text="父级",
    )
    type = models.IntegerField(choices=TYPE_LIST, default=0, verbose_name="数据值类型", help_text="数据值类型")
    color = models.CharField(max_length=20, blank=True, null=True, verbose_name="颜色", help_text="颜色")
    is_value = models.BooleanField(default=False, verbose_name="是否为value值",
                                   help_text="是否为value值,用来做具体值存放")
    status = models.BooleanField(default=True, verbose_name="状态", help_text="状态")
    sort = models.IntegerField(default=1, verbose_name="显示排序", null=True, blank=True, help_text="显示排序")
    remark = models.CharField(max_length=2000, blank=True, null=True, verbose_name="备注", help_text="备注")

    class Meta:
        db_table = table_prefix + "system_dictionary"
        verbose_name = "字典表"
        verbose_name_plural = verbose_name
        ordering = ("sort",)

    def save(self, force_insert=False, force_update=False, using=None, update_fields=None):
        super().save(force_insert, force_update, using, update_fields)
        dispatch.refresh_dictionary()  # 有更新则刷新字典配置

    def delete(self, using=None, keep_parents=False):
        res = super().delete(using, keep_parents)
        dispatch.refresh_dictionary()
        return res


class OperationLog(CoreModel):
    request_modular = models.CharField(max_length=64, verbose_name="请求模块", null=True, blank=True,
                                       help_text="请求模块")
    request_path = models.CharField(max_length=400, verbose_name="请求地址", null=True, blank=True,
                                    help_text="请求地址")
    request_body = models.TextField(verbose_name="请求参数", null=True, blank=True, help_text="请求参数")
    request_method = models.CharField(max_length=8, verbose_name="请求方式", null=True, blank=True,
                                      help_text="请求方式")
    request_msg = models.TextField(verbose_name="操作说明", null=True, blank=True, help_text="操作说明")
    request_ip = models.CharField(max_length=32, verbose_name="请求ip地址", null=True, blank=True,
                                  help_text="请求ip地址")
    request_browser = models.CharField(max_length=64, verbose_name="请求浏览器", null=True, blank=True,
                                       help_text="请求浏览器")
    response_code = models.CharField(max_length=32, verbose_name="响应状态码", null=True, blank=True,
                                     help_text="响应状态码")
    request_os = models.CharField(max_length=64, verbose_name="操作系统", null=True, blank=True, help_text="操作系统")
    json_result = models.TextField(verbose_name="返回信息", null=True, blank=True, help_text="返回信息")
    status = models.BooleanField(default=False, verbose_name="响应状态", help_text="响应状态")

    class Meta:
        db_table = table_prefix + "system_operation_log"
        verbose_name = "操作日志"
        verbose_name_plural = verbose_name
        ordering = ("-create_datetime",)


def media_file_name(instance, filename):
    h = instance.md5sum
    basename, ext = os.path.splitext(filename)
    return os.path.join("files", h[0:1], h[1:2], h + ext.lower())


class FileList(CoreModel):
    name = models.CharField(max_length=200, null=True, blank=True, verbose_name="名称", help_text="名称")
    url = models.FileField(upload_to=media_file_name)
    md5sum = models.CharField(max_length=36, blank=True, verbose_name="文件md5", help_text="文件md5")

    def save(self, *args, **kwargs):
        if not self.md5sum:  # file is new
            md5 = hashlib.md5()
            for chunk in self.url.chunks():
                md5.update(chunk)
            self.md5sum = md5.hexdigest()
        super(FileList, self).save(*args, **kwargs)

    class Meta:
        db_table = table_prefix + "system_file_list"
        verbose_name = "文件管理"
        verbose_name_plural = verbose_name
        ordering = ("-create_datetime",)


class Area(CoreModel):
    name = models.CharField(max_length=100, verbose_name="名称", help_text="名称")
    code = models.CharField(max_length=20, verbose_name="地区编码", help_text="地区编码", unique=True, db_index=True)
    level = models.BigIntegerField(verbose_name="地区层级(1省份 2城市 3区县 4乡级)",
                                   help_text="地区层级(1省份 2城市 3区县 4乡级)")
    pinyin = models.CharField(max_length=255, verbose_name="拼音", help_text="拼音")
    initials = models.CharField(max_length=20, verbose_name="首字母", help_text="首字母")
    enable = models.BooleanField(default=True, verbose_name="是否启用", help_text="是否启用")
    pcode = models.ForeignKey(
        to="self",
        verbose_name="父地区编码",
        to_field="code",
        on_delete=models.PROTECT,
        db_constraint=False,
        null=True,
        blank=True,
        help_text="父地区编码",
    )

    class Meta:
        db_table = table_prefix + "system_area"
        verbose_name = "地区表"
        verbose_name_plural = verbose_name
        ordering = ("code",)

    def __str__(self):
        return f"{self.name}"


class ApiWhiteList(CoreModel):
    url = models.CharField(max_length=200, help_text="url地址", verbose_name="url")
    METHOD_CHOICES = (
        (0, "GET"),
        (1, "POST"),
        (2, "PUT"),
        (3, "DELETE"),
    )
    method = models.IntegerField(default=0, verbose_name="接口请求方法", null=True, blank=True,
                                 help_text="接口请求方法")
    enable_datasource = models.BooleanField(default=True, verbose_name="激活数据权限", help_text="激活数据权限",
                                            blank=True)

    class Meta:
        db_table = table_prefix + "api_white_list"
        verbose_name = "接口白名单"
        verbose_name_plural = verbose_name
        ordering = ("-create_datetime",)


class SystemConfig(CoreModel):
    parent = models.ForeignKey(
        to="self",
        verbose_name="父级",
        on_delete=models.PROTECT,
        db_constraint=False,
        null=True,
        blank=True,
        help_text="父级",
    )
    title = models.CharField(max_length=50, verbose_name="标题", help_text="标题")
    key = models.CharField(max_length=200, verbose_name="键", help_text="键", db_index=True)
    value = models.JSONField(max_length=500, verbose_name="值", help_text="值", null=True, blank=True)
    sort = models.IntegerField(default=0, verbose_name="排序", help_text="排序", blank=True)
    status = models.BooleanField(default=True, verbose_name="启用状态", help_text="启用状态")
    data_options = models.JSONField(verbose_name="数据options", help_text="数据options", null=True, blank=True)
    FORM_ITEM_TYPE_LIST = (
        (0, "text"),
        (1, "datetime"),
        (2, "date"),
        (3, "textarea"),
        (4, "select"),
        (5, "checkbox"),
        (6, "radio"),
        (7, "img"),
        (8, "file"),
        (9, "switch"),
        (10, "number"),
        (11, "array"),
        (12, "imgs"),
        (13, "foreignkey"),
        (14, "manytomany"),
        (15, "time"),
    )
    form_item_type = models.IntegerField(
        choices=FORM_ITEM_TYPE_LIST, verbose_name="表单类型", help_text="表单类型", default=0, blank=True
    )
    rule = models.JSONField(null=True, blank=True, verbose_name="校验规则", help_text="校验规则")
    placeholder = models.CharField(max_length=100, null=True, blank=True, verbose_name="提示信息", help_text="提示信息")
    setting = models.JSONField(null=True, blank=True, verbose_name="配置", help_text="配置")

    class Meta:
        db_table = table_prefix + "system_config"
        verbose_name = "系统配置表"
        verbose_name_plural = verbose_name
        ordering = ("sort",)
        unique_together = (("key", "parent_id"),)

    def __str__(self):
        return f"{self.title}"

    def save(self, force_insert=False, force_update=False, using=None, update_fields=None):
        # from application.websocketConfig import websocket_push
        # websocket_push("dvadmin", message={"sender": 'system', "contentType": 'SYSTEM',
        #                                    "content": '系统配置有变化~', "systemConfig": True})

        super().save(force_insert, force_update, using, update_fields)
        dispatch.refresh_system_config()  # 有更新则刷新系统配置

    def delete(self, using=None, keep_parents=False):
        res = super().delete(using, keep_parents)
        dispatch.refresh_system_config()
        from application.websocketConfig import websocket_push
        websocket_push("dvadmin", message={"sender": 'system', "contentType": 'SYSTEM',
                                           "content": '系统配置有变化~', "systemConfig": True})

        return res


class LoginLog(CoreModel):
    LOGIN_TYPE_CHOICES = (
        (1, "普通登录"),
        (2, "普通扫码登录"),
        (3, "微信扫码登录"),
        (4, "飞书扫码登录"),
        (5, "钉钉扫码登录"),
        (6, "短信登录")
    )
    username = models.CharField(max_length=150, verbose_name="登录用户名", null=True, blank=True, help_text="登录用户名")
    ip = models.CharField(max_length=32, verbose_name="登录ip", null=True, blank=True, help_text="登录ip")
    agent = models.TextField(verbose_name="agent信息", null=True, blank=True, help_text="agent信息")
    browser = models.CharField(max_length=200, verbose_name="浏览器名", null=True, blank=True, help_text="浏览器名")
    os = models.CharField(max_length=200, verbose_name="操作系统", null=True, blank=True, help_text="操作系统")
    continent = models.CharField(max_length=50, verbose_name="州", null=True, blank=True, help_text="州")
    country = models.CharField(max_length=50, verbose_name="国家", null=True, blank=True, help_text="国家")
    province = models.CharField(max_length=50, verbose_name="省份", null=True, blank=True, help_text="省份")
    city = models.CharField(max_length=50, verbose_name="城市", null=True, blank=True, help_text="城市")
    district = models.CharField(max_length=50, verbose_name="县区", null=True, blank=True, help_text="县区")
    isp = models.CharField(max_length=50, verbose_name="运营商", null=True, blank=True, help_text="运营商")
    area_code = models.CharField(max_length=50, verbose_name="区域代码", null=True, blank=True, help_text="区域代码")
    country_english = models.CharField(max_length=50, verbose_name="英文全称", null=True, blank=True,
                                       help_text="英文全称")
    country_code = models.CharField(max_length=50, verbose_name="简称", null=True, blank=True, help_text="简称")
    longitude = models.CharField(max_length=50, verbose_name="经度", null=True, blank=True, help_text="经度")
    latitude = models.CharField(max_length=50, verbose_name="纬度", null=True, blank=True, help_text="纬度")
    login_type = models.IntegerField(default=1, choices=LOGIN_TYPE_CHOICES, verbose_name="登录类型",
                                     help_text="登录类型")

    class Meta:
        db_table = table_prefix + "system_login_log"
        verbose_name = "登录日志"
        verbose_name_plural = verbose_name
        ordering = ("-create_datetime",)


class MessageCenter(CoreModel):
    title = models.CharField(max_length=100, verbose_name="标题", help_text="标题")
    content = models.TextField(verbose_name="内容", help_text="内容")
    target_type = models.IntegerField(default=0, verbose_name="目标类型", help_text="目标类型")
    target_user = models.ManyToManyField(to=Users, related_name='user', through='MessageCenterTargetUser',
                                         through_fields=('messagecenter', 'users'), blank=True, verbose_name="目标用户",
                                         help_text="目标用户")
    target_dept = models.ManyToManyField(to=Dept, blank=True, db_constraint=False,
                                         verbose_name="目标部门", help_text="目标部门")
    target_role = models.ManyToManyField(to=Role, blank=True, db_constraint=False,
                                         verbose_name="目标角色", help_text="目标角色")

    class Meta:
        db_table = table_prefix + "message_center"
        verbose_name = "消息中心"
        verbose_name_plural = verbose_name
        ordering = ("-create_datetime",)


class MessageCenterTargetUser(CoreModel):
    users = models.ForeignKey(Users, related_name="target_user", on_delete=models.CASCADE, db_constraint=False,
                              verbose_name="关联用户表", help_text="关联用户表")
    messagecenter = models.ForeignKey(MessageCenter, on_delete=models.CASCADE, db_constraint=False,
                                      verbose_name="关联消息中心表", help_text="关联消息中心表")
    is_read = models.BooleanField(default=False, blank=True, null=True, verbose_name="是否已读", help_text="是否已读")

    class Meta:
        db_table = table_prefix + "message_center_target_user"
        verbose_name = "消息中心目标用户表"
        verbose_name_plural = verbose_name