generator client {
  provider      = "prisma-client-js"
  // native = local Windows/macOS; debian-openssl-3.0.x = node:20-bookworm (Arvan)
  binaryTargets = ["native", "debian-openssl-3.0.x"]
}

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

// ==================== ENUMS ====================

enum AdminStatus {
  ACTIVE
  DISABLED
}

enum AdminRole {
  SUPER_ADMIN
  OPERATOR
  SUPPORT
}

enum AccessScopeType {
  ALL
  CUSTOM_CAMPAIGNS
}

enum UserStatus {
  ACTIVE
  BLOCKED
}

enum CampaignStatus {
  DRAFT
  ACTIVE
  PAUSED
  FINISHED
}

enum PrizeType {
  PHYSICAL
  DISCOUNT_CODE
  CREDIT
  CASH
  NO_PRIZE
  OTHER
}

enum StockType {
  LIMITED
  UNLIMITED
}

enum PrizeStatus {
  ACTIVE
  INACTIVE
}

enum SpinStatus {
  SUCCESS
  FAILED
  DUPLICATE
}

enum ChanceTxnType {
  SIGNUP_BONUS
  ADMIN_ADJUSTMENT
  SPIN_CONSUME
  CAMPAIGN_BONUS
  REFUND
}

enum UserPrizeStatus {
  NEW
  CONTACTED
  DELIVERED
  ACTIVE_CODE
  USED
  EXPIRED
}

enum SmsType {
  OTP
  WINNING
  NO_PRIZE
  PRIZE_REMINDER
}

enum SmsStatus {
  PENDING
  SENT
  FAILED
}

enum WheelDesign {
  CLASSIC_CASINO
  NEON_CYBER
  MINIMAL_FLAT
  LUXURY_GOLD
  PLAYFUL_CARTOON
  RUSTIC_WOOD
  GALAXY_SPACE
  CANDY_LAND
  FIRE_FLAME
  CRYSTAL_ICE
}

// ==================== MODELS ====================

model Admin {
  id           String      @id @default(uuid())
  name         String
  mobile       String      @unique
  email        String      @unique
  passwordHash String      @map("password_hash")
  role         AdminRole   @default(OPERATOR)
  status       AdminStatus @default(ACTIVE)
  isSuperAdmin Boolean     @default(false) @map("is_super_admin")
  lastLoginAt  DateTime?   @map("last_login_at")
  createdAt    DateTime    @default(now()) @map("created_at")
  updatedAt    DateTime    @updatedAt @map("updated_at")

  auditLogs            AdminLog[]
  chanceTxns           ChanceTransaction[]        @relation("AdminCreatedTxn")
  roles                AdminRoleAssignment[]
  workspaceAssignments AdminWorkspaceAssignment[]

  @@map("admins")
}

model User {
  id          String     @id @default(uuid())
  mobile      String     @unique
  name        String?
  status      UserStatus @default(ACTIVE)
  lastLoginAt DateTime?  @map("last_login_at")
  createdAt   DateTime   @default(now()) @map("created_at")
  updatedAt   DateTime   @updatedAt @map("updated_at")

  userCampaigns       UserCampaign[]
  chanceTransactions  ChanceTransaction[]
  spins               Spin[]
  userPrizes          UserPrize[]
  otpCodes            OtpCode[]
  smsLogs             SmsLog[]

  @@index([mobile])
  @@map("users")
}

model OtpCode {
  id        String   @id @default(uuid())
  mobile    String
  code      String
  userId    String?  @map("user_id")
  user      User?    @relation(fields: [userId], references: [id])
  attempts  Int      @default(0)
  consumed  Boolean  @default(false)
  expiresAt DateTime @map("expires_at")
  createdAt DateTime @default(now()) @map("created_at")

  @@index([mobile, consumed])
  @@map("otp_codes")
}

model Campaign {
  id             String         @id @default(uuid())
  title          String
  slug           String         @unique
  description    String?
  image          String?
  banner         String?
  logo           String?
  startAt        DateTime       @map("start_at")
  endAt          DateTime       @map("end_at")
  status         CampaignStatus @default(DRAFT)
  defaultChances Int            @default(0) @map("default_chances")
  rules          String?
  ctaText        String?        @map("cta_text")
  wheelDesign    WheelDesign    @default(CLASSIC_CASINO) @map("wheel_design")
  settings       Json?          // primaryColor, secondaryColor, headerText, buttonText, headerImage, celebrationEffect...
  workspaceId    String?        @map("workspace_id")
  workspace      Workspace?     @relation(fields: [workspaceId], references: [id])
  createdAt      DateTime       @default(now()) @map("created_at")
  updatedAt      DateTime       @updatedAt @map("updated_at")

  prizes        Prize[]
  userCampaigns UserCampaign[]
  chanceTxns    ChanceTransaction[]
  spins         Spin[]
  userPrizes    UserPrize[]

  @@index([status, startAt, endAt])
  @@index([workspaceId])
  @@map("campaigns")
}

model Prize {
  id             String      @id @default(uuid())
  campaignId     String      @map("campaign_id")
  campaign       Campaign    @relation(fields: [campaignId], references: [id], onDelete: Cascade)
  title          String
  description    String?
  image          String?
  type           PrizeType
  stockType      StockType   @map("stock_type")
  initialStock   Int?        @map("initial_stock")
  remainingStock Int?        @map("remaining_stock")
  weight         Int
  status         PrizeStatus @default(ACTIVE)
  sortOrder      Int         @default(0) @map("sort_order")
  segmentColor   String      @map("segment_color")
  expiresAt      DateTime?   @map("expires_at")
  smsTemplate    String?     @map("sms_template")
  createdAt      DateTime    @default(now()) @map("created_at")
  updatedAt      DateTime    @updatedAt @map("updated_at")

  spins      Spin[]
  userPrizes UserPrize[]

  @@index([campaignId, status])
  @@map("prizes")
}

model UserCampaign {
  id           String   @id @default(uuid())
  userId       String   @map("user_id")
  user         User     @relation(fields: [userId], references: [id])
  campaignId   String   @map("campaign_id")
  campaign     Campaign @relation(fields: [campaignId], references: [id])
  totalChances Int      @default(0) @map("total_chances")
  usedChances  Int      @default(0) @map("used_chances")
  createdAt    DateTime @default(now()) @map("created_at")
  updatedAt    DateTime @updatedAt @map("updated_at")

  @@unique([userId, campaignId])
  @@map("user_campaigns")
}

model ChanceTransaction {
  id            String        @id @default(uuid())
  userId        String        @map("user_id")
  user          User          @relation(fields: [userId], references: [id])
  campaignId    String        @map("campaign_id")
  campaign      Campaign      @relation(fields: [campaignId], references: [id])
  amount        Int           // مثبت یا منفی
  type          ChanceTxnType
  referenceType String?       @map("reference_type") // e.g. "spin", "manual"
  referenceId   String?       @map("reference_id")
  description   String?
  createdById   String?       @map("created_by") // admin id در صورت تغییر دستی
  createdBy     Admin?        @relation("AdminCreatedTxn", fields: [createdById], references: [id])
  createdAt     DateTime      @default(now()) @map("created_at")

  @@index([userId, campaignId])
  @@map("chance_transactions")
}

model Spin {
  id             String     @id @default(uuid())
  userId         String     @map("user_id")
  user           User       @relation(fields: [userId], references: [id])
  campaignId     String     @map("campaign_id")
  campaign       Campaign   @relation(fields: [campaignId], references: [id])
  prizeId        String?    @map("prize_id")
  prize          Prize?     @relation(fields: [prizeId], references: [id])
  status         SpinStatus @default(SUCCESS)
  idempotencyKey String     @unique @map("idempotency_key")
  ip             String?
  userAgent      String?    @map("user_agent")
  createdAt      DateTime   @default(now()) @map("created_at")

  userPrize UserPrize?

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

model UserPrize {
  id         String          @id @default(uuid())
  userId     String          @map("user_id")
  user       User            @relation(fields: [userId], references: [id])
  campaignId String          @map("campaign_id")
  campaign   Campaign        @relation(fields: [campaignId], references: [id])
  prizeId    String          @map("prize_id")
  prize      Prize           @relation(fields: [prizeId], references: [id])
  spinId     String          @unique @map("spin_id")
  spin       Spin            @relation(fields: [spinId], references: [id])
  code       String?         @unique
  status     UserPrizeStatus @default(NEW)
  wonAt      DateTime        @default(now()) @map("won_at")
  redeemedAt DateTime?       @map("redeemed_at")

  @@index([userId])
  @@index([status])
  @@map("user_prizes")
}

model SmsLog {
  id               String    @id @default(uuid())
  userId           String?   @map("user_id")
  user             User?     @relation(fields: [userId], references: [id])
  mobile           String
  type             SmsType
  message          String
  provider         String    @default("raygansms")
  status           SmsStatus @default(PENDING)
  providerResponse Json?     @map("provider_response")
  createdAt        DateTime  @default(now()) @map("created_at")

  @@index([mobile, type])
  @@map("sms_logs")
}

model AdminLog {
  id         String   @id @default(uuid())
  adminId    String   @map("admin_id")
  admin      Admin    @relation(fields: [adminId], references: [id])
  action     String   // e.g. "prize.update", "chance.add"
  entityType String   @map("entity_type")
  entityId   String   @map("entity_id")
  oldValue   Json?    @map("old_value")
  newValue   Json?    @map("new_value")
  ip         String?
  createdAt  DateTime @default(now()) @map("created_at")

  @@index([entityType, entityId])
  @@map("admin_logs")
}

// ==================== WORKSPACE & RBAC MODELS ====================

model Workspace {
  id          String   @id @default(uuid())
  name        String
  slug        String   @unique
  description String?
  status      String   @default("ACTIVE")
  createdAt   DateTime @default(now()) @map("created_at")
  updatedAt   DateTime @updatedAt @map("updated_at")

  campaigns        Campaign[]
  adminAssignments AdminWorkspaceAssignment[]

  @@map("workspaces")
}

model Role {
  id          String   @id @default(uuid())
  code        String   @unique // e.g. "SUPER_ADMIN", "OPERATOR", "SUPPORT"
  name        String   // نام فارسی
  description String?
  isSystem    Boolean  @default(false) @map("is_system")
  createdAt   DateTime @default(now()) @map("created_at")
  updatedAt   DateTime @updatedAt @map("updated_at")

  permissions RolePermission[]
  admins      AdminRoleAssignment[]

  @@map("roles")
}

model Permission {
  id          String   @id @default(uuid())
  code        String   @unique // e.g. "campaigns:read", "campaigns:create"
  module      String   // e.g. "campaigns", "users", "prizes", "reports", "admins"
  name        String   // نام فارسی
  description String?

  roles       RolePermission[]

  @@index([module])
  @@map("permissions")
}

model RolePermission {
  roleId       String     @map("role_id")
  role         Role       @relation(fields: [roleId], references: [id], onDelete: Cascade)
  permissionId String     @map("permission_id")
  permission   Permission @relation(fields: [permissionId], references: [id], onDelete: Cascade)

  @@id([roleId, permissionId])
  @@map("role_permissions")
}

model AdminRoleAssignment {
  id         String   @id @default(uuid())
  adminId    String   @map("admin_id")
  admin      Admin    @relation(fields: [adminId], references: [id], onDelete: Cascade)
  roleId     String   @map("role_id")
  role       Role     @relation(fields: [roleId], references: [id], onDelete: Cascade)
  assignedAt DateTime @default(now()) @map("assigned_at")

  @@unique([adminId, roleId])
  @@map("admin_role_assignments")
}

model AdminWorkspaceAssignment {
  id                  String          @id @default(uuid())
  adminId             String          @map("admin_id")
  admin               Admin           @relation(fields: [adminId], references: [id], onDelete: Cascade)
  workspaceId         String          @map("workspace_id")
  workspace           Workspace       @relation(fields: [workspaceId], references: [id], onDelete: Cascade)
  scopeType           AccessScopeType @default(ALL) @map("scope_type")
  specificCampaignIds Json?           @map("specific_campaign_ids")
  createdAt           DateTime        @default(now()) @map("created_at")

  @@unique([adminId, workspaceId])
  @@map("admin_workspace_assignments")
}