from typing import Literal, Optional

from pydantic import BaseModel, Field


class UserProfileResponse(BaseModel):
    id: str
    phone: str
    email: Optional[str] = None
    nickname: str
    avatar_url: Optional[str] = None
    subscription_type: str
    created_at: str
    birth_year: Optional[int] = None
    birth_place: Optional[str] = None
    grew_up_place: Optional[str] = None
    occupation: Optional[str] = None


class UpdateUserProfileRequest(BaseModel):
    birth_year: Optional[int] = None
    birth_place: Optional[str] = None
    grew_up_place: Optional[str] = None
    occupation: Optional[str] = None


class TestSubscriptionRequest(BaseModel):
    action: Literal["activate", "deactivate"]
    plan_id: Optional[str] = "pro"


class TestSubscriptionResponse(BaseModel):
    success: bool
    message: str
    subscription_type: str


class SubmitFeedbackRequest(BaseModel):
    """提交反馈请求"""

    content: str = Field(..., min_length=1, max_length=2000, description="反馈内容")
    contact: Optional[str] = Field(None, max_length=100, description="联系方式（可选）")


class FeedbackResponse(BaseModel):
    """反馈响应"""

    id: str
    message: str


# 与前端约定：请求体必须携带该固定口令，防止误触清空。
PURGE_USER_DATA_CONFIRMATION = "我确认永久删除我的全部回忆与对话数据"


class PurgeUserDataRequest(BaseModel):
    """清空账号下全部业务数据（保留登录账号与手机号等；并清空出生年/出生地等档案字段）。"""

    confirmation: str = Field(
        ...,
        min_length=1,
        description=f"必须为「{PURGE_USER_DATA_CONFIRMATION}」",
    )


class PurgeUserDataResponse(BaseModel):
    success: bool
    message: str