# models.py
from pydantic import BaseModel, validator
from typing import Optional, List

class SendCodeRequest(BaseModel):
    contact: str
    contact_type: str  
    action_type: str   
    account: Optional[str] = None  

class UserRegister(BaseModel):
    account: str   
    password: str  
    email: str     
    phone: Optional[str] = "" 
    name: str      
    gender: str
    code: str      
    avatarDataUrl: Optional[str] = None
    age: Optional[int] = None
    country: Optional[str] = None
    region: Optional[str] = None
    intro: Optional[str] = None

class UserLogin(BaseModel):
    account: str   
    password: str
    remember: Optional[bool] = True  # 保持登录选项：True=30天, False=24小时

class UserUpdate(BaseModel):
    name: Optional[str] = None
    intro: Optional[str] = None
    age: Optional[int] = None
    birthday: Optional[str] = None          # 🚀 出生日期
    country: Optional[str] = None
    region: Optional[str] = None
    gender: Optional[str] = None
    avatarDataUrl: Optional[str] = None
    bannerUrl: Optional[str] = None         # 🚀 个人资料卡背景图云端URL

class PasswordReset(BaseModel):
    old_password: Optional[str] = None
    new_password: str
    verifyContact: str
    verifyType: str
    code: str
    account: str

class CommentCreate(BaseModel):
    item_id: str
    author: str 
    content: str
    reply_to_user: Optional[str] = None
    parent_id: Optional[str] = None 

class ItemCreate(BaseModel):
    type: str
    title: str
    shortDesc: str
    fullDesc: str
    link: str
    coverUrl: Optional[str] = None
    imageUrls: Optional[List[str]] = []
    author: str 
    price: int = 0
    github_token: Optional[str] = None
    netdisk_password: Optional[str] = None  # ☁️ 网盘提取码（加密存储，购买后解密）
    is_netdisk: Optional[bool] = False      # ☁️ 是否为网盘资源
    is_original: Optional[bool] = False     # 🎨 是否为原创作品
    allow_refund: Optional[bool] = True     # 💸 是否支持退款（默认支持）

class ItemUpdate(BaseModel):
    title: Optional[str] = None
    shortDesc: Optional[str] = None
    fullDesc: Optional[str] = None
    link: Optional[str] = None
    coverUrl: Optional[str] = None
    imageUrls: Optional[List[str]] = []
    price: Optional[int] = None
    github_token: Optional[str] = None
    netdisk_password: Optional[str] = None  # ☁️ 网盘提取码
    is_netdisk: Optional[bool] = None       # ☁️ 是否为网盘资源
    is_original: Optional[bool] = None      # 🎨 是否为原创作品
    allow_refund: Optional[bool] = None     # 💸 是否支持退款

class FollowToggle(BaseModel):
    user_id: str
    target_account: str
    is_active: bool

class PrivateMessage(BaseModel):
    sender: str
    receiver: str
    content: str

class PrivacySettings(BaseModel):
    follows: bool
    likes: bool
    favorites: bool
    downloads: bool

class InteractionToggle(BaseModel):
    item_id: str
    user_id: str
    action_type: str
    is_active: bool

class RatingRequest(BaseModel):
    score: int  # 1-5

    @validator("score")
    def validate_score(cls, v):
        if not isinstance(v, int):
            raise ValueError("score must be an integer between 1 and 5")
        if v < 1 or v > 5:
            raise ValueError("score must be between 1 and 5")
        return v

class RechargeRequest(BaseModel):
    account: str
    amount: int
    method: Optional[str] = "alipay"

class PurchaseRequest(BaseModel):
    account: str
    item_id: str

class TipRequest(BaseModel):
    sender_account: str
    target_account: str
    amount: int
    is_anonymous: bool
    item_id: Optional[str] = None  # 🚀 新增：记录是为哪个作品打赏的

class WithdrawRequest(BaseModel):
    account: str
    amount: int
    alipayAccount: str
    real_name: str
    code: str


# ==========================================
# 📝 任务榜数据模型
# ==========================================
class TaskCreate(BaseModel):
    """ 发布新任务 """
    title: str                              # 任务标题
    description: str                        # 任务详情
    referenceImages: Optional[List[str]] = []  # 参考图（最多6张）
    referenceLink: Optional[str] = None     # 参考链接
    totalPrice: int                         # 总价格（积分）
    depositRatio: int                       # 订金比例（10/20/30/50）
    deadline: str                           # 截止时间 (ISO格式)
    publisher: str                          # 发布者账号

class TaskUpdate(BaseModel):
    """ 更新任务 """
    title: Optional[str] = None
    description: Optional[str] = None
    referenceImages: Optional[List[str]] = None
    referenceLink: Optional[str] = None
    totalPrice: Optional[int] = None
    depositRatio: Optional[int] = None
    deadline: Optional[str] = None

class TaskApply(BaseModel):
    """ 申请接单 """
    task_id: str
    applicant: str                          # 申请者账号
    message: Optional[str] = None           # 申请留言

class TaskAssign(BaseModel):
    """ 指派接单者 """
    task_id: str
    publisher: str                          # 发布者（校验权限）
    assignee: str                           # 被指派的接单者

class TaskSubmit(BaseModel):
    """ 接单者提交成果 """
    task_id: str
    assignee: str                           # 接单者（校验权限）
    deliverables: List[str]                 # 交付物图片URL列表
    note: Optional[str] = None              # 备注说明

class TaskAccept(BaseModel):
    """ 发布者验收 """
    task_id: str
    publisher: str                          # 发布者（校验权限）
    is_accepted: bool                       # True=验收通过, False=验收不通过
    feedback: Optional[str] = None          # 反馈意见


# ==========================================
# ⚖️ P3增强：任务申诉数据模型
# ==========================================
class TaskDispute(BaseModel):
    """ 发起申诉 """
    task_id: str                            # 任务ID
    initiator: str                          # 申诉发起人（可以是发布者或接单者）
    reason: str                             # 申诉理由
    evidence: Optional[List[str]] = []      # 证据图片URL列表

class TaskDisputeResponse(BaseModel):
    """ 被申诉方回应 """
    dispute_id: str                         # 申诉ID
    respondent: str                         # 回应人
    response: str                           # 回应内容
    evidence: Optional[List[str]] = []      # 证据图片URL列表

class TaskDisputeResolve(BaseModel):
    """ 管理员仲裁 """
    dispute_id: str                         # 申诉ID
    admin_account: str                      # 管理员账号
    result: str                             # 仲裁结果: support_initiator / support_respondent / split
    split_ratio: Optional[int] = 50         # 分成比例（申诉方获得的百分比，仅当result=split时有效）
    admin_note: Optional[str] = None        # 管理员备注

# ==========================================
# 💬 讨论区数据模型（小红书风格图文社区）
# ==========================================

class PostCreate(BaseModel):
    """ 创建帖子 """
    title: str                              # 标题
    content: str                            # 正文/文案
    cover_image: str                        # 封面图（第一张）
    images: Optional[List[str]] = []       # 图片列表（最多9张）
    author: str                             # 作者账号
    is_original: Optional[bool] = False     # 🎨 是否为原创作品
    post_type: str = "image"                # "image" 或 "video"
    video_url: Optional[str] = None         # 视频 URL（仅 video 类型）

class PostUpdate(BaseModel):
    """ 更新帖子 """
    title: Optional[str] = None
    content: Optional[str] = None
    cover_image: Optional[str] = None
    images: Optional[List[str]] = None
    is_original: Optional[bool] = None      # 🎨 是否为原创作品
    post_type: Optional[str] = None         # "image" 或 "video"
    video_url: Optional[str] = None         # 视频 URL（仅 video 类型）