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

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

// ===== Enums =====

enum UserRole {
  MEMBER
  ADMIN
}

enum CardTypeCategory {
  TIMES
  DURATION
  TRIAL
}

enum MembershipStatus {
  ACTIVE
  EXPIRED
  USED_UP
}

enum TimeSlotStatus {
  OPEN
  FULL
  CLOSED
}

enum TimeSlotSource {
  TEMPLATE
  MANUAL
}

enum BookingStatus {
  PENDING_CONFIRMATION
  CONFIRMED
  CANCELLED
  COMPLETED
  NO_SHOW
}

enum OrderStatus {
  PENDING
  PAID
  REFUNDED
}

enum InviteReferralStatus {
  REGISTERED
  TRIAL_PURCHASED
  QUALIFIED
}

// ===== Models =====

model User {
  id                               String   @id @default(uuid())
  inviteCode                       String?  @unique @map("invite_code") @db.VarChar(6)
  openid                           String   @unique
  unionid                          String?
  phone                            String?
  nickname                         String   @default("")
  avatarUrl                        String?  @map("avatar_url")
  role                             UserRole @default(MEMBER)
  adminBookingSubscriptionCount    Int      @default(0) @map("admin_booking_subscription_count")
  lastLoginAt                      DateTime? @map("last_login_at")
  createdAt                        DateTime @default(now()) @map("created_at")
  updatedAt                        DateTime @updatedAt @map("updated_at")

  bodyMetrics BodyMetric[]
  memberNotes MemberNote[]
  progressPhotos ProgressPhoto[]
  lessonSupplements LessonSupplement[]
  memberships Membership[]
  bookings    Booking[]
  orders      Order[]
  subscriptionMessageConsents SubscriptionMessageConsent[]
  sentInviteReferrals InviteReferral[] @relation("InviteReferralInviter")
  receivedInviteReferral InviteReferral[] @relation("InviteReferralInvitee")
  inviteRewardGrants InviteRewardGrant[] @relation("InviteRewardGrantInviter")
  bodyPortraitVisits BodyPortraitVisit[] @relation("PortraitVisitUser")
  referredPortraitVisits BodyPortraitVisit[] @relation("PortraitReferrer")
  bodyPortraitAssessments BodyPortraitAssessment[]
  growthLead GrowthLead?
  growthEvents GrowthEvent[]
  professionalAssessments ProfessionalAssessmentSession[]
  trainingPlans TrainingPlan[]
  reassessmentTodos ReassessmentTodo[]
  growthShareCards GrowthShareCard[]

  @@map("users")
}

model SubscriptionMessageConsent {
  id                String   @id @default(uuid())
  userId            String   @map("user_id")
  templateId        String   @map("template_id")
  scene             String
  totalRequestCount Int      @default(0) @map("total_request_count")
  acceptCount       Int      @default(0) @map("accept_count")
  rejectCount       Int      @default(0) @map("reject_count")
  banCount          Int      @default(0) @map("ban_count")
  filterCount       Int      @default(0) @map("filter_count")
  sentCount         Int      @default(0) @map("sent_count")
  lastResult        String   @map("last_result")
  lastRequestedAt   DateTime @default(now()) @map("last_requested_at")
  lastSentAt        DateTime? @map("last_sent_at")
  createdAt         DateTime @default(now()) @map("created_at")
  updatedAt         DateTime @updatedAt @map("updated_at")

  user User @relation(fields: [userId], references: [id])

  @@unique([userId, templateId, scene])
  @@index([userId])
  @@index([scene])
  @@map("subscription_message_consents")
}

model CardType {
  id            String           @id @default(uuid())
  name          String
  type          CardTypeCategory
  totalTimes    Int?             @map("total_times")
  durationDays  Int              @map("duration_days")
  price         Decimal          @db.Decimal(10, 0)
  originalPrice Decimal?         @map("original_price") @db.Decimal(10, 0)
  description   String?
  coverUrl      String?          @map("cover_url")
  isActive      Boolean          @default(true) @map("is_active")
  sortOrder     Int              @default(0) @map("sort_order")
  createdAt     DateTime         @default(now()) @map("created_at")
  updatedAt     DateTime         @updatedAt @map("updated_at")

  memberships Membership[]
  orders      Order[]

  @@map("card_types")
}

model Membership {
  id             String           @id @default(uuid())
  userId         String           @map("user_id")
  cardTypeId     String           @map("card_type_id")
  remainingTimes Int?             @map("remaining_times")
  totalTimes     Int?             @map("total_times")
  startDate      DateTime         @map("start_date")
  expireDate     DateTime         @map("expire_date")
  status         MembershipStatus @default(ACTIVE)
  createdAt      DateTime         @default(now()) @map("created_at")
  updatedAt      DateTime         @updatedAt @map("updated_at")

  lessonSupplements LessonSupplement[]
  user     User      @relation(fields: [userId], references: [id])
  cardType CardType  @relation(fields: [cardTypeId], references: [id])
  bookings Booking[]
  orders   Order[]
  inviteRewardGrants InviteRewardGrant[]

  @@index([userId])
  @@index([userId, cardTypeId])
  @@index([status])
  @@map("memberships")
}

model WeekTemplate {
  id        String   @id @default(uuid())
  dayOfWeek Int      @map("day_of_week")
  startTime String   @map("start_time")
  endTime   String   @map("end_time")
  capacity  Int      @default(1)
  isActive  Boolean  @default(true) @map("is_active")
  createdAt DateTime @default(now()) @map("created_at")
  updatedAt DateTime @updatedAt @map("updated_at")

  timeSlots TimeSlot[]

  @@map("week_templates")
}

model TimeSlot {
  id          String         @id @default(uuid())
  date        DateTime       @db.Date
  startTime   String         @map("start_time")
  endTime     String         @map("end_time")
  capacity    Int            @default(1)
  bookedCount Int            @default(0) @map("booked_count")
  status      TimeSlotStatus @default(OPEN)
  source      TimeSlotSource @default(TEMPLATE)
  templateId  String?        @map("template_id")
  createdAt   DateTime       @default(now()) @map("created_at")
  updatedAt   DateTime       @updatedAt @map("updated_at")

  template WeekTemplate? @relation(fields: [templateId], references: [id])
  bookings Booking[]

  @@unique([date, startTime, endTime])
  @@index([date])
  @@index([status])
  @@map("time_slots")
}

model Booking {
  id                       String        @id @default(uuid())
  userId                   String        @map("user_id")
  timeSlotId               String        @map("time_slot_id")
  membershipId             String        @map("membership_id")
  membershipTimesDeducted  Boolean?      @map("membership_times_deducted")
  status                   BookingStatus @default(PENDING_CONFIRMATION)
  cancelledAt              DateTime?     @map("cancelled_at")
  confirmedAt              DateTime?     @map("confirmed_at")
  completedAt              DateTime?     @map("completed_at")
  operatorId               String?       @map("operator_id")
  originAssessmentId       String?       @map("origin_assessment_id")
  createdAt                DateTime      @default(now()) @map("created_at")
  updatedAt                DateTime      @updatedAt @map("updated_at")

  user       User       @relation(fields: [userId], references: [id])
  timeSlot   TimeSlot   @relation(fields: [timeSlotId], references: [id])
  membership Membership @relation(fields: [membershipId], references: [id])
  originAssessment BodyPortraitAssessment? @relation(fields: [originAssessmentId], references: [id])
  qualifiedInviteReferrals InviteReferral[]
  professionalAssessments ProfessionalAssessmentSession[]

  review BookingReview?
  memberNotes MemberNote[]
  reviewReminderDueAt DateTime? @map("review_reminder_due_at")
  reviewReminderClaimedAt DateTime? @map("review_reminder_claimed_at")
  reviewReminderSentAt DateTime? @map("review_reminder_sent_at")
  classReminderDueAt DateTime? @map("class_reminder_due_at")
  classReminderClaimedAt DateTime? @map("class_reminder_claimed_at")
  classReminderSentAt DateTime? @map("class_reminder_sent_at")
  statusHistory BookingStatusHistory[]

  @@unique([userId, timeSlotId])
  @@index([userId])
  @@index([status])
  @@index([originAssessmentId])
  @@map("bookings")
}

model BookingStatusHistory {
  id         String   @id @default(uuid())
  bookingId  String   @map("booking_id")
  fromStatus String?  @map("from_status")
  toStatus   String   @map("to_status")
  operatorId String?  @map("operator_id")
  remark     String?
  createdAt  DateTime @default(now()) @map("created_at")

  booking Booking @relation(fields: [bookingId], references: [id])

  @@index([bookingId])
  @@map("booking_status_history")
}

model Order {
  id              String      @id @default(uuid())
  userId          String      @map("user_id")
  cardTypeId      String      @map("card_type_id")
  membershipId    String?     @map("membership_id")
  orderNo         String      @unique @map("order_no")
  inviteInviterId String?     @map("invite_inviter_id")
  purchasedCategory String?  @map("purchased_category")
  amount          Decimal     @db.Decimal(10, 0)
  status          OrderStatus @default(PENDING)
  wxTransactionId String?     @map("wx_transaction_id")
  paidAt          DateTime?   @map("paid_at")
  createdAt       DateTime    @default(now()) @map("created_at")
  updatedAt       DateTime    @updatedAt @map("updated_at")

  user           User            @relation(fields: [userId], references: [id])
  cardType       CardType        @relation(fields: [cardTypeId], references: [id])
  membership     Membership?     @relation(fields: [membershipId], references: [id])
  inviteReferrals InviteReferral[]

  @@index([userId])
  @@index([status])
  @@index([membershipId])
  @@map("orders")
}

model InviteReferral {
  id               String               @id @default(uuid())
  inviterId        String               @map("inviter_id")
  inviteeId        String               @unique @map("invitee_id")
  status           InviteReferralStatus @default(REGISTERED)
  trialOrderId     String?              @unique @map("trial_order_id")
  qualifiedBookingId String?            @unique @map("qualified_booking_id")
  invitedAt        DateTime             @default(now()) @map("invited_at")
  trialPurchasedAt DateTime?            @map("trial_purchased_at")
  qualifiedAt      DateTime?            @map("qualified_at")
  createdAt        DateTime             @default(now()) @map("created_at")
  updatedAt        DateTime             @updatedAt @map("updated_at")

  inviter          User                 @relation("InviteReferralInviter", fields: [inviterId], references: [id])
  invitee          User                 @relation("InviteReferralInvitee", fields: [inviteeId], references: [id])
  trialOrder       Order?               @relation(fields: [trialOrderId], references: [id])
  qualifiedBooking Booking?             @relation(fields: [qualifiedBookingId], references: [id])

  @@unique([inviterId, inviteeId])
  @@index([inviterId, status])
  @@index([status])
  @@map("invite_referrals")
}

model InviteRewardGrant {
  id                    String     @id @default(uuid())
  inviterId             String     @map("inviter_id")
  membershipId          String?    @map("membership_id")
  qualifiedReferralCount Int       @map("qualified_referral_count")
  rewardTimes           Int        @default(1) @map("reward_times")
  grantedAt             DateTime   @default(now()) @map("granted_at")
  createdAt             DateTime   @default(now()) @map("created_at")
  updatedAt             DateTime   @updatedAt @map("updated_at")

  inviter    User        @relation("InviteRewardGrantInviter", fields: [inviterId], references: [id])
  membership Membership? @relation(fields: [membershipId], references: [id], onDelete: Restrict)

  @@index([inviterId, grantedAt])
  @@map("invite_reward_grants")
}

model StudioConfig {
  id               String   @id @default(uuid())
  name             String
  logo             String?
  bannerUrl        String?  @map("banner_url")
  address          String   @default("")
  phone            String   @default("")
  latitude         Decimal? @db.Decimal(10, 7)
  longitude        Decimal? @db.Decimal(10, 7)
  cancelHoursLimit Int      @default(2) @map("cancel_hours_limit")
  photos           Json     @default("[]")
  updatedAt        DateTime @updatedAt @map("updated_at")

  @@map("studio_config")
}

// Historical totals without fabricated scheduled dates.
model LessonSupplement {
  id             String   @id @default(uuid())
  userId         String   @map("user_id")
  requestId      String   @map("request_id") @db.VarChar(80)
  quantity       Int
  membershipId   String?  @map("membership_id")
  deductedTimes  Int      @default(0) @map("deducted_times")
  cardName       String?  @map("card_name")
  remark         String?  @db.VarChar(200)
  operatorId     String   @map("operator_id")
  operatorName   String   @map("operator_name")
  createdAt      DateTime @default(now()) @map("created_at")
  revokedAt      DateTime? @map("revoked_at")
  revokedBy      String?  @map("revoked_by")

  user       User        @relation(fields: [userId], references: [id])
  membership Membership? @relation(fields: [membershipId], references: [id], onDelete: Restrict)

  @@unique([userId, requestId])
  @@index([userId, revokedAt, createdAt])
  @@map("lesson_supplements")
}

model BookingReview {
  id String @id @default(uuid())
  bookingId String @unique @map("booking_id")
  rating Int
  recommendation Int?
  tags Json
  comment String @db.VarChar(200)
  createdAt DateTime @default(now()) @map("created_at")
  booking Booking @relation(fields: [bookingId], references: [id])
  @@index([createdAt])
  @@map("booking_reviews")
}

model BodyMetric {
  id String @id @default(uuid())
  userId String @map("user_id")
  recordedAt DateTime @db.Date @map("recorded_at")
  weight Float?
  bodyFat Float? @map("body_fat")
  waist Float?
  hip Float?
  flexibility Float?
  remark String @default("") @db.VarChar(200)
  operatorId String @map("operator_id")
  createdAt DateTime @default(now()) @map("created_at")
  user User @relation(fields: [userId], references: [id])
  @@index([userId, recordedAt])
  @@map("body_metrics")
}

model MemberNote {
  id String @id @default(uuid())
  userId String @map("user_id")
  bookingId String? @map("booking_id")
  content String @db.VarChar(1000)
  shared Boolean @default(false)
  operatorId String @map("operator_id")
  createdAt DateTime @default(now()) @map("created_at")
  user User @relation(fields: [userId], references: [id])
  booking Booking? @relation(fields: [bookingId], references: [id])
  @@index([userId, createdAt])
  @@map("member_notes")
}

model ProgressPhoto {
  id String @id @default(uuid())
  userId String @map("user_id")
  objectKey String @unique @map("object_key")
  caption String @default("") @db.VarChar(200)
  recordedAt DateTime @db.Date @map("recorded_at")
  uploadedAt DateTime? @map("uploaded_at")
  consentedAt DateTime? @map("consented_at")
  revokedAt DateTime? @map("revoked_at")
  operatorId String @map("operator_id")
  angle String? @db.VarChar(16)
  sessionId String? @map("session_id")
  createdAt DateTime @default(now()) @map("created_at")
  user User @relation(fields: [userId], references: [id])
  session ProfessionalAssessmentSession? @relation(fields: [sessionId], references: [id])
  @@index([userId, recordedAt])
  @@index([sessionId])
  @@map("progress_photos")
}

model BodyPortraitVisit {
  id            String   @id @default(uuid())
  tokenHash     String   @unique @map("token_hash") @db.VarChar(64)
  source        String   @default("organic") @db.VarChar(32)
  campaignId    String?  @map("campaign_id") @db.VarChar(40)
  referralCode  String?  @map("referral_code") @db.VarChar(12)
  referrerUserId String? @map("referrer_user_id")
  landingPath   String   @default("") @map("landing_path") @db.VarChar(120)
  userId        String?  @map("user_id")
  firstSeenAt   DateTime @default(now()) @map("first_seen_at")
  lastSeenAt    DateTime @default(now()) @map("last_seen_at")
  createdAt     DateTime @default(now()) @map("created_at")

  user     User?  @relation("PortraitVisitUser", fields: [userId], references: [id])
  referrer User?  @relation("PortraitReferrer", fields: [referrerUserId], references: [id])
  assessments BodyPortraitAssessment[]
  events   GrowthEvent[]

  @@index([source, createdAt])
  @@index([userId])
  @@map("body_portrait_visits")
}

model BodyPortraitAssessment {
  id                   String   @id @default(uuid())
  visitId              String   @map("visit_id")
  userId               String?  @map("user_id")
  tokenHash            String   @unique @map("token_hash") @db.VarChar(64)
  questionnaireVersion String   @map("questionnaire_version") @db.VarChar(32)
  rulesVersion         String   @map("rules_version") @db.VarChar(32)
  status               String   @default("DRAFT") @db.VarChar(16)
  answers              Json     @default("{}")
  safetyFlagged        Boolean  @default(false) @map("safety_flagged")
  report               Json?
  completedAt          DateTime? @map("completed_at")
  claimedAt            DateTime? @map("claimed_at")
  expiresAt            DateTime  @map("expires_at")
  createdAt            DateTime  @default(now()) @map("created_at")
  updatedAt            DateTime  @updatedAt @map("updated_at")

  visit  BodyPortraitVisit @relation(fields: [visitId], references: [id])
  user   User?             @relation(fields: [userId], references: [id])
  bookings Booking[]
  growthLeads GrowthLead[]
  events GrowthEvent[]
  professionalAssessments ProfessionalAssessmentSession[]

  @@index([visitId])
  @@index([userId, createdAt])
  @@index([status, expiresAt])
  @@map("body_portrait_assessments")
}

model GrowthLead {
  id                 String   @id @default(uuid())
  userId             String   @unique @map("user_id")
  latestAssessmentId String?  @map("latest_assessment_id")
  stage              String   @default("CLAIMED") @db.VarChar(32)
  source             String?  @db.VarChar(32)
  campaignId         String?  @map("campaign_id") @db.VarChar(40)
  lastActiveAt       DateTime @default(now()) @map("last_active_at")
  coachNote          String   @default("") @map("coach_note") @db.VarChar(500)
  createdAt          DateTime @default(now()) @map("created_at")
  updatedAt          DateTime @updatedAt @map("updated_at")

  user             User                    @relation(fields: [userId], references: [id])
  latestAssessment BodyPortraitAssessment? @relation(fields: [latestAssessmentId], references: [id])

  @@index([stage, lastActiveAt])
  @@map("growth_leads")
}

model GrowthEvent {
  id              String   @id @default(uuid())
  name            String   @db.VarChar(40)
  idempotencyKey  String   @unique @map("idempotency_key") @db.VarChar(120)
  visitId         String?  @map("visit_id")
  assessmentId    String?  @map("assessment_id")
  userId          String?  @map("user_id")
  properties      Json     @default("{}")
  occurredAt      DateTime @default(now()) @map("occurred_at")

  visit       BodyPortraitVisit?      @relation(fields: [visitId], references: [id])
  assessment  BodyPortraitAssessment? @relation(fields: [assessmentId], references: [id])
  user        User?                   @relation(fields: [userId], references: [id])

  @@index([name, occurredAt])
  @@index([userId, occurredAt])
  @@map("growth_events")
}

model ProfessionalAssessmentSession {
  id                 String   @id @default(uuid())
  userId             String   @map("user_id")
  kind               String   @db.VarChar(16)
  protocolVersion    String   @default("offline-v1") @map("protocol_version") @db.VarChar(32)
  recordedAt         DateTime @db.Date @map("recorded_at")
  bookingId          String?  @map("booking_id")
  originAssessmentId String?  @map("origin_assessment_id")
  observations       Json
  subjectiveTension  Float?   @map("subjective_tension")
  coachSummary       String   @default("") @map("coach_summary") @db.VarChar(1000)
  trainingFocus      String   @default("") @map("training_focus") @db.VarChar(500)
  phaseGoal          String   @default("") @map("phase_goal") @db.VarChar(500)
  photoAngle         String?  @map("photo_angle") @db.VarChar(16)
  operatorId         String   @map("operator_id")
  createdAt          DateTime @default(now()) @map("created_at")

  user             User                     @relation(fields: [userId], references: [id])
  booking          Booking?                 @relation(fields: [bookingId], references: [id])
  originAssessment BodyPortraitAssessment?  @relation(fields: [originAssessmentId], references: [id])
  photos           ProgressPhoto[]
  trainingPlans    TrainingPlan[]

  @@index([userId, recordedAt])
  @@map("professional_assessment_sessions")
}

model TrainingPlan {
  id        String   @id @default(uuid())
  userId    String   @map("user_id")
  sessionId String?  @map("session_id")
  title     String   @db.VarChar(80)
  status    String   @default("ACTIVE") @db.VarChar(16)
  weeks     Int      @default(12)
  createdAt DateTime @default(now()) @map("created_at")
  updatedAt DateTime @updatedAt @map("updated_at")

  user    User                           @relation(fields: [userId], references: [id])
  session ProfessionalAssessmentSession? @relation(fields: [sessionId], references: [id])
  phases  TrainingPlanPhase[]
  todos   ReassessmentTodo[]
  shares  GrowthShareCard[]

  @@index([userId, createdAt])
  @@map("training_plans")
}

model TrainingPlanPhase {
  id          String @id @default(uuid())
  planId      String @map("plan_id")
  name        String @db.VarChar(40)
  lessonStart Int    @map("lesson_start")
  lessonEnd   Int    @map("lesson_end")
  focus       Json
  summary     String @default("") @db.VarChar(300)
  sortOrder   Int    @default(0) @map("sort_order")

  plan TrainingPlan @relation(fields: [planId], references: [id], onDelete: Cascade)

  @@index([planId])
  @@map("training_plan_phases")
}

model ReassessmentTodo {
  id               String    @id @default(uuid())
  userId           String    @map("user_id")
  planId           String    @map("plan_id")
  lessonCheckpoint Int       @map("lesson_checkpoint")
  dueAt            DateTime  @map("due_at")
  completedAt      DateTime? @map("completed_at")
  createdAt        DateTime  @default(now()) @map("created_at")

  user User         @relation(fields: [userId], references: [id])
  plan TrainingPlan @relation(fields: [planId], references: [id], onDelete: Cascade)

  @@unique([planId, lessonCheckpoint])
  @@index([userId, completedAt])
  @@map("reassessment_todos")
}

model GrowthShareCard {
  id            String   @id @default(uuid())
  userId        String   @map("user_id")
  planId        String?  @map("plan_id")
  shareCode     String   @unique @map("share_code") @db.VarChar(12)
  title         String   @db.VarChar(80)
  caption       String   @db.VarChar(200)
  completedCount Int     @map("completed_count")
  weeks         Int      @default(12)
  rows          Json
  includePhotos Boolean  @default(false) @map("include_photos")
  createdAt     DateTime @default(now()) @map("created_at")

  user User          @relation(fields: [userId], references: [id])
  plan TrainingPlan? @relation(fields: [planId], references: [id])

  @@index([userId, createdAt])
  @@map("growth_share_cards")
}