from django.db import models

class Permission(models.Model):
    name = models.CharField(max_length=255, verbose_name="权限名称")
    description = models.TextField(blank=True, verbose_name="权限描述")
    primary_page = models.CharField(max_length=255, verbose_name="主页面")
    page = models.CharField(max_length=255, verbose_name="页面路径")
    component = models.CharField(max_length=255, verbose_name="组件标识", blank=True, null=True)
    enabled = models.BooleanField(default=True, verbose_name="是否启用")
    
    class Meta:
        verbose_name = "权限配置"
        verbose_name_plural = "权限配置"
        unique_together = ('page', 'component')

class Role(models.Model):
    name = models.CharField(max_length=100, unique=True, verbose_name="角色名称")
    permissions = models.ManyToManyField(Permission, verbose_name="权限集合")
    description = models.TextField(blank=True, verbose_name="角色描述")
    
    class Meta:
        verbose_name = "角色"
        verbose_name_plural = "角色"

class ListModel(models.Model):
    staff_name = models.CharField(max_length=255, verbose_name="Staff Name")
    staff_type = models.CharField(max_length=255, verbose_name="Staff Type")
    role = models.ForeignKey(Role, on_delete=models.SET_NULL, null=True, blank=True, verbose_name="关联角色")
    check_code = models.IntegerField(default=8888, verbose_name="Check Code")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    appid = models.CharField(max_length=100, verbose_name='APPID')
    is_delete = models.BooleanField(default=False, verbose_name='Delete Label')
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")
    error_check_code_counter = models.IntegerField(default=0,verbose_name='check_code error counter')
    is_lock = models.BooleanField(default=False,verbose_name='Whether the lock')
    is_look = models.BooleanField(default=False,verbose_name='Whether the look')
    is_edit = models.BooleanField(default=False,verbose_name='Whether the edit')
    
    class Meta:
        db_table = 'staff'
        verbose_name = 'Staff'
        verbose_name_plural = "Staff"
        ordering = ['staff_name']
        
    def has_permission(self, page, component=None):
        """检查用户是否有特定页面或组件的权限"""
        if not self.role:
            return False
            
        if component:
            return self.role.permissions.filter(page=page, component=component, enabled=True).exists()
        else:
            return self.role.permissions.filter(page=page, enabled=True).exists()

class TypeListModel(models.Model):
    staff_type = models.CharField(max_length=255, verbose_name="Staff Type")
    openid = models.CharField(max_length=255, verbose_name="Openid")
    creater = models.CharField(max_length=255, verbose_name="Creater")
    create_time = models.DateTimeField(auto_now_add=True, verbose_name="Create Time")
    update_time = models.DateTimeField(auto_now=True, blank=True, null=True, verbose_name="Update Time")

    class Meta:
        db_table = 'stafftype'
        verbose_name = 'Staff Type'
        verbose_name_plural = "Staff Type"
        ordering = ['staff_type']