from django.db import models


class UserInfo(models.Model):
    username = models.CharField(verbose_name='用户名', max_length=32, db_index=True)  # db_index=True 索引
    email = models.EmailField(verbose_name='邮箱', max_length=32)
    mobile_phone = models.CharField(verbose_name='手机号', max_length=32)
    password = models.CharField(verbose_name='密码', max_length=32)

    def __str__(self):
        return self.username


class PricePolicy(models.Model):
    """ 价格策略 """
    category_choices = (
        (1, '免费版'),
        (2, '收费版'),
        (3, '其他'),
    )
    category = models.SmallIntegerField(verbose_name='收费类型', default=2, choices=category_choices)
    title = models.CharField(verbose_name='标题', max_length=32)
    price = models.PositiveIntegerField(verbose_name='价格')  # 正整数

    project_num = models.PositiveIntegerField(verbose_name='项目数')
    project_member = models.PositiveIntegerField(verbose_name='项目成员数')
    project_space = models.PositiveIntegerField(verbose_name='单项目空间', help_text='G')
    per_file_size = models.PositiveIntegerField(verbose_name='单文件大小', help_text="M")

    create_datetime = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)

    def __str__(self):
        return self.title


class Transaction(models.Model):
    """ 交易记录 """
    status_choice = (
        (1, '未支付'),
        (2, '已支付')
    )
    status = models.SmallIntegerField(verbose_name='状态', choices=status_choice)

    order = models.CharField(verbose_name='订单号', max_length=64, unique=True)  # 唯一索引

    user = models.ForeignKey(verbose_name='用户', to='UserInfo')
    price_policy = models.ForeignKey(verbose_name='价格策略', to='PricePolicy')

    count = models.IntegerField(verbose_name='数量（年）', help_text='0表示无限期')

    price = models.IntegerField(verbose_name='实际支付价格')

    start_datetime = models.DateTimeField(verbose_name='开始时间', null=True, blank=True)
    end_datetime = models.DateTimeField(verbose_name='结束时间', null=True, blank=True)

    create_datetime = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)


class Project(models.Model):
    """ 项目表 """
    COLOR_CHOICES = (
        (1, "#56b8eb"),  # 56b8eb
        (2, "#f28033"),  # f28033
        (3, "#ebc656"),  # ebc656
        (4, "#a2d148"),  # a2d148
        (5, "#20BFA4"),  # #20BFA4
        (6, "#7461c2"),  # 7461c2,
        (7, "#20bfa3"),  # 20bfa3,
    )

    name = models.CharField(verbose_name='项目名', max_length=32)
    color = models.SmallIntegerField(verbose_name='颜色', choices=COLOR_CHOICES, default=1)
    desc = models.CharField(verbose_name='项目描述', max_length=255, null=True, blank=True)
    use_space = models.BigIntegerField(verbose_name='项目已使用空间', default=0, help_text='字节')
    star = models.BooleanField(verbose_name='星标', default=False)

    join_count = models.SmallIntegerField(verbose_name='参与人数', default=1)
    creator = models.ForeignKey(verbose_name='创建者', to='UserInfo')
    create_datetime = models.DateTimeField(verbose_name='创建时间', auto_now_add=True)

    bucket = models.CharField(verbose_name='桶名称', max_length=128)
    region = models.CharField(verbose_name='桶区域', max_length=32)

    def __str__(self):
        return self.name


class ProjectUser(models.Model):
    """ 项目参与者 """
    user = models.ForeignKey(verbose_name='参与者', to='UserInfo')
    project = models.ForeignKey(verbose_name='项目', to='Project')
    star = models.BooleanField(verbose_name='星标', default=False)

    create_datetime = models.DateTimeField(verbose_name='加入时间', auto_now_add=True)


class Wiki(models.Model):
    project = models.ForeignKey(verbose_name='项目', to='Project')
    title = models.CharField(verbose_name='标题', max_length=32)
    content = models.TextField(verbose_name='内容')
    depth = models.IntegerField(verbose_name='深度', default=1)
    # 子关联
    parent = models.ForeignKey(verbose_name='父文章', to="Wiki", null=True, blank=True, related_name='children')

    def __str__(self):
        return self.title


class FileRepository(models.Model):
    """ 文件库 """
    project = models.ForeignKey(verbose_name='项目', to='Project')
    file_type_choices = (
        (1, '文件'),
        (2, '文件夹')
    )
    file_type = models.SmallIntegerField(verbose_name='类型', choices=file_type_choices)
    name = models.CharField(verbose_name='文件夹名称', max_length=32, help_text="文件/文件夹名")
    key = models.CharField(verbose_name='文件储存在COS中的KEY', max_length=128, null=True, blank=True)
    file_size = models.IntegerField(verbose_name='文件大小', null=True, blank=True,help_text='字节')
    file_path = models.CharField(verbose_name='文件路径', max_length=255, null=True,
                                 blank=True)  # https://桶.cos.ap-chengdu/....

    parent = models.ForeignKey(verbose_name='父级目录', to='self', related_name='child', null=True, blank=True)

    update_user = models.ForeignKey(verbose_name='最近更新者', to='UserInfo')
    update_datetime = models.DateTimeField(verbose_name='更新时间', auto_now=True)
