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

datasource db {
  provider = "postgresql"
}

model Region {
  id     Int     @id @default(autoincrement())
  name   String
  code   String  @unique
  hotels Hotel[]

  @@map("regions")
}

model Hotel {
  id       Int           @id @default(autoincrement())
  name     String
  code     String        @unique
  regionId Int           @map("region_id")
  region   Region        @relation(fields: [regionId], references: [id])
  status   String        @default("ACTIVE") // ACTIVE | INACTIVE
  users    User[]
  sales    SalesResult[]

  @@map("hotels")
}

model User {
  id           Int      @id @default(autoincrement())
  username     String   @unique
  email        String   @unique
  passwordHash String   @map("password_hash")
  role         String   // admin | director | hotel_manager | commercial_leader | analyst | auditor | collaborator
  hotelId      Int      @map("hotel_id")
  hotel        Hotel    @relation(fields: [hotelId], references: [id])
  area         String
  status       String   @default("ACTIVE") // ACTIVE | INACTIVE
  createdAt    DateTime @default(now()) @map("created_at")

  goals               Goal[]
  sales               SalesResult[]      @relation("ColaboradorSales")
  uploadedSales       SalesResult[]      @relation("UploaderSales")
  settlements         Settlement[]       @relation("ColaboradorSettlements")
  approvedSettlements Settlement[]       @relation("ApproverSettlements")
  plansCreated        CompensationPlan[] @relation("PlanCreator")
  auditLogs           AuditLog[]
  notifications       Notification[]
  importJobs          SalesImportJob[]

  @@map("users")
}

model CompensationPlan {
  id             Int       @id @default(autoincrement())
  name           String
  code           String
  validityStart  DateTime  @map("validity_start")
  validityEnd    DateTime? @map("validity_end")
  type           String    // PERCENTAGE | SCALE | CONDITIONAL | FIXED
  formula        String?   // JSON or formula string
  metaAmount     Decimal?  @map("meta_amount") @db.Decimal(12, 2)
  percentageRate Decimal?  @map("percentage_rate") @db.Decimal(5, 4)
  maxCap         Decimal?  @map("max_cap") @db.Decimal(12, 2)
  status         String    @default("DRAFT") // DRAFT | ACTIVE | INACTIVE
  version        Int       @default(1)
  createdBy      Int       @map("created_by")
  creator        User      @relation("PlanCreator", fields: [createdBy], references: [id])
  createdAt      DateTime  @default(now()) @map("created_at")

  rules       CalculationRule[]
  settlements Settlement[]

  @@map("compensation_plans")
}

model CalculationRule {
  id             Int              @id @default(autoincrement())
  planId         Int              @map("plan_id")
  plan           CompensationPlan @relation(fields: [planId], references: [id], onDelete: Cascade)
  type           String           // TIER | BONUS
  minAchievement Decimal          @map("min_achievement") @db.Decimal(5, 4)
  maxAchievement Decimal          @map("max_achievement") @db.Decimal(5, 4)
  rate           Decimal          @map("rate") @db.Decimal(5, 4)
  payoutAmount   Decimal          @map("payout_amount") @db.Decimal(12, 2)

  @@map("calculation_rules")
}

model Goal {
  id         Int      @id @default(autoincrement())
  targetType String   @map("target_type") // INDIVIDUAL | TEAM | HOTEL
  targetId   Int      @map("target_id")
  user       User?    @relation(fields: [targetId], references: [id])
  period     String   @map("period") // YYYY-MM
  amount     Decimal  @db.Decimal(12, 2)
  createdAt  DateTime @default(now()) @map("created_at")

  @@map("goals")
}

model SalesResult {
  id             Int      @id @default(autoincrement())
  source         String   // EXCEL | API
  hotelId        Int      @map("hotel_id")
  hotel          Hotel    @relation(fields: [hotelId], references: [id])
  userId         Int      @map("user_id")
  colaborador    User     @relation("ColaboradorSales", fields: [userId], references: [id])
  period         String   @map("period") // YYYY-MM
  amount         Decimal  @db.Decimal(12, 2)
  salesCount     Int      @map("sales_count")
  status         String   @default("PENDING") // PENDING | PROCESSED
  idempotencyKey String   @unique @map("idempotency_key")
  transactionId  String?  @map("transaction_id")
  uploadedBy     Int      @map("uploaded_by")
  uploader       User     @relation("UploaderSales", fields: [uploadedBy], references: [id])
  isAnomaly      Boolean  @default(false) @map("is_anomaly")
  flaggedReason  Json?    @map("flagged_reason")
  createdAt      DateTime @default(now()) @map("created_at")

  @@map("sales_results")
}

model Settlement {
  id                    Int              @id @default(autoincrement())
  period                String           @map("period") // YYYY-MM
  planId                Int              @map("plan_id")
  plan                  CompensationPlan @relation(fields: [planId], references: [id])
  userId                Int              @map("user_id")
  colaborador           User             @relation("ColaboradorSettlements", fields: [userId], references: [id])
  salesAmount           Decimal          @map("sales_amount") @db.Decimal(12, 2)
  goalAmount            Decimal          @map("goal_amount") @db.Decimal(12, 2)
  achievementPercentage Decimal          @map("achievement_percentage") @db.Decimal(5, 4)
  calculatedCommission  Decimal          @map("calculated_commission") @db.Decimal(12, 2)
  calculatedBonus       Decimal          @map("calculated_bonus") @db.Decimal(12, 2)
  adjustmentAmount      Decimal          @map("adjustment_amount") @db.Decimal(12, 2)
  totalPayout           Decimal          @map("total_payout") @db.Decimal(12, 2)
  status                String           @default("SIMULATED") // SIMULATED | PENDING | APPROVED | REJECTED
  approvedBy            Int?             @map("approved_by")
  approver              User?            @relation("ApproverSettlements", fields: [approvedBy], references: [id])
  approvedAt            DateTime?        @map("approved_at")
  rejectionReason       String?          @map("rejection_reason")
  originalSettlementId  Int?             @map("original_settlement_id")
  originalSettlement    Settlement?      @relation("SettlementAdjustments", fields: [originalSettlementId], references: [id])
  adjustments           Settlement[]     @relation("SettlementAdjustments")
  adjustmentNotes       String?          @map("adjustment_notes")
  aiAudited             Boolean          @default(false) @map("ai_audited")
  aiAuditNotes          Json?            @map("ai_audit_notes")
  createdAt             DateTime         @default(now()) @map("created_at")

  @@map("settlements")
}

model AuditLog {
  id          Int      @id @default(autoincrement())
  userId      Int      @map("user_id")
  user        User     @relation(fields: [userId], references: [id])
  action      String   // CREATE | UPDATE | DELETE | APPROVE | REJECT | LOGIN
  targetTable String   @map("target_table")
  targetId    Int      @map("target_id")
  previousValue Json?  @map("previous_value")
  newValue    Json?    @map("new_value")
  ipAddress   String?  @map("ip_address")
  createdAt   DateTime @default(now()) @map("created_at")

  @@map("audit_logs")
}

model Notification {
  id      Int      @id @default(autoincrement())
  userId  Int      @map("user_id")
  user    User     @relation(fields: [userId], references: [id])
  title   String
  message String
  status  String   @default("UNREAD") // UNREAD | READ
  type    String   // EMAIL | PUSH
  sentAt  DateTime @default(now()) @map("sent_at")

  @@map("notifications")
}

model SalesImportJob {
  id             Int      @id @default(autoincrement())
  idempotencyKey String   @unique @map("idempotency_key")
  status         String   @default("PROCESSING") // PROCESSING | SUCCESS | FAILED
  errorMessage   String?  @map("error_message")
  uploadedBy     Int      @map("uploaded_by")
  uploader       User     @relation(fields: [uploadedBy], references: [id])
  createdAt      DateTime @default(now()) @map("created_at")
  updatedAt      DateTime @updatedAt @map("updated_at")

  @@map("sales_import_jobs")
}