// This is your Prisma schema file,
// learn more about it in the docs: https://pris.ly/d/prisma-schema

generator client {
  provider = "prisma-client-js"
}

datasource db {
  provider = "sqlite"
  url      = env("DATABASE_URL")
}

model User {
  id        String   @id @default(cuid())
  email     String   @unique
  name      String?
  phone     String?
  avatar    String?
  wechatOpenid String? @unique
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt
  
  // 分销相关
  distributorId    String?
  
  // 积分和等级
  pointBalance     Int       @default(0)
  membershipLevel  String    @default("explore") // explore,品鉴,调香
}

model Product {
  id              String   @id @default(cuid())
  name            String
  description     String?
  price           Float
  originalPrice   Float?
  images          String   // JSON array of image URLs
  category        String
  tags            String   // JSON array
  inventory       Int      @default(0)
  salesCount      Int      @default(0)
  status          String   @default("active") // active, inactive
  createdAt       DateTime @default(now())
  updatedAt       DateTime @updatedAt
}

model GroupBuyConfig {
  id                String   @id @default(cuid())
  productId         String   @unique
  
  // 阶梯拼团配置
  tier3People       Int      @default(3)
  tier3Discount     Float    @default(0.7)  // 3人团7折
  tier3Points       Int      @default(200)  // 团长200积分
  
  tier5People       Int      @default(5)
  tier5Discount     Float    @default(0.5)  // 5人团5折
  tier5Points       Int      @default(300)  // 团长300积分
  
  // 时间配置
  duration          Int      @default(24) // 小时
  dailyLimit        Int?     // 每日限量
  
  // 秒杀配置
  flashSaleEnabled  Boolean  @default(false)
  flashSalePrice    Float?
  flashSaleStock    Int?
  flashSaleTime     String?  // "10:00"
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model GroupBuy {
  id                String   @id @default(cuid())
  productId         String
  leaderId          String
  
  // 阶梯信息
  targetPeople      Int      // 目标人数
  currentPeople     Int      @default(1)
  achievedTier      String?  // 达到的阶梯
  
  // 价格信息
  originalPrice     Float
  groupPrice        Float
  finalPrice        Float?   // 最终成交价
  
  // 时间信息
  startTime         DateTime @default(now())
  endTime           DateTime
  successTime       DateTime?
  
  // 状态
  status            String   @default("active") // active, success, failed, expired
  
  // 溯源码
  traceCode         String?  @unique
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model GroupMember {
  id                String   @id @default(cuid())
  groupBuyId        String
  userId            String
  inviterId         String?  // 邀请人ID
  joinTime          DateTime @default(now())
  isLeader          Boolean  @default(false)
  
  // 避免重复参团
  @@unique([groupBuyId, userId])
}

model Order {
  id                String   @id @default(cuid())
  orderNo           String   @unique
  userId            String
  productId         String
  groupBuyId        String?
  
  // 价格信息
  originalPrice     Float
  finalPrice        Float
  discountAmount    Float    @default(0)
  
  // 订单信息
  quantity          Int      @default(1)
  status            String   @default("pending") // pending, paid, shipped, delivered, cancelled
  paymentMethod     String?
  paymentTime       DateTime?
  
  // 物流信息
  trackingNumber    String?
  logisticsInfo     String?  // JSON
  
  // 溯源信息
  traceCode         String?
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model Commission {
  id                String   @id @default(cuid())
  orderId           String
  distributorId     String
  
  // 佣金信息
  type              String   // direct, indirect
  amount            Float
  rate              Float    // 佣金比例
  
  // 状态
  status            String   @default("pending") // pending, settled, cancelled
  settledTime       DateTime?
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model Subscription {
  id                String   @id @default(cuid())
  userId            String   @unique
  
  // 订阅配置
  plan              String   // monthly, quarterly
  status            String   @default("active") // active, paused, cancelled
  
  // 配送配置
  deliveryFrequency String   @default("monthly") // monthly, semimonthly
  deliveryDay       Int      @default(5) // 每月几号
  excludedScents    String   // JSON array of excluded scents
  
  // 盲盒配置
  unlockedScents    String   // JSON array of unlocked scents
  
  // 订阅时间
  startTime         DateTime @default(now())
  endTime           DateTime?
  nextDelivery      DateTime
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model SubscriptionConfig {
  id                String   @id @default(cuid())
  productId         String   @unique
  
  // 订阅价格
  monthlyPrice      Float
  quarterlyPrice    Float
  
  // 会员折扣
  exploreDiscount   Float    @default(0.95)  // 95折
  tastingDiscount   Float    @default(0.85)  // 85折
  perfumerDiscount  Float?   // 调香师专属
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}

model Point {
  id                String   @id @default(cuid())
  userId            String
  
  // 积分信息
  amount            Int
  type              String   // earn, spend
  source            String   // purchase, group_buy, distribution, ugc, etc.
  description       String?
  
  // 关联信息
  relatedId         String?  // 关联订单ID等
  relatedType       String?  // order, group_buy, etc.
  
  createdAt         DateTime @default(now())
}

model UgcContent {
  id                String   @id @default(cuid())
  userId            String
  
  // 内容信息
  type              String   // review, tutorial, story
  title             String
  content           String
  images            String   // JSON array
  tags              String   // JSON array
  
  // 状态
  status            String   @default("pending") // pending, approved, rejected
  
  // 互动数据
  likes             Int      @default(0)
  views             Int      @default(0)
  
  // 奖励
  pointsAwarded     Int      @default(0)
  
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt
}