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

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

enum SettlementType {
  cash
  check
}

enum CheckRegistrationMode {
  full
  brief
}

enum OrderStatus {
  cart
  awaiting_settlement
  cash_in_progress
  check_in_progress
  submitted
  awaiting_review
  pricing
  needs_correction
  awaiting_settlement_fix
  cash_invoice_issued
  awaiting_cash_payment
  cash_payment_submitted
  awaiting_cash_confirmation
  cash_confirmed
  awaiting_check_review
  check_needs_fix
  check_rejected
  checks_approved
  final_approved
  preparing
  ready_to_ship
  shipped
  delivered
  cancelled
  rejected
  expired
}

enum CheckStatus {
  pending_review
  approved
  rejected
}

enum CashPaymentStatus {
  pending_review
  approved
  rejected
  expired
}

enum ShipmentStatus {
  preparing
  ready
  shipped
  delivered
}

enum CustomerType {
  wholesale
  retail
}

enum AdminRole {
  admin
  sales
  finance
  warehouse
}

enum NotificationTone {
  info
  warning
  success
  danger
}

model Company {
  id                        String   @id @default(cuid())
  name                      String
  slug                      String   @unique
  description               String?
  logoUrl                   String?
  isActive                  Boolean  @default(true)
  displayOrder              Int      @default(0)
  maxMeteragePerInvoice     Int      @default(5000)
  cashInvoiceValidityHours  Int      @default(8)
  cashInvoiceValidUntilHour Int?
  createdAt                 DateTime @default(now())
  updatedAt                 DateTime @updatedAt

  bankAccounts BankAccount[]
  catalogs     Catalog[]
  products     Product[]
  orders       Order[]
  customers    Customer[]
}

model BankAccount {
  id            String   @id @default(cuid())
  companyId     String
  bankName      String
  accountHolder String
  accountNumber String
  cardNumber    String
  iban          String
  notes         String?
  isActive      Boolean  @default(true)
  displayOrder  Int      @default(0)
  createdAt     DateTime @default(now())
  updatedAt     DateTime @updatedAt

  company       Company             @relation(fields: [companyId], references: [id], onDelete: Cascade)
  cashReceipts  CashPaymentReceipt[]

  @@index([companyId])
}

model Catalog {
  id           String   @id @default(cuid())
  companyId    String
  name         String
  code         String
  description  String?
  displayOrder Int      @default(0)
  isActive     Boolean  @default(true)
  createdAt    DateTime @default(now())
  updatedAt    DateTime @updatedAt

  company  Company   @relation(fields: [companyId], references: [id], onDelete: Cascade)
  products Product[]

  @@unique([companyId, code])
  @@index([companyId])
}

model Product {
  id              String   @id @default(cuid())
  companyId       String
  catalogId       String
  name            String
  code            String
  color           String
  description     String?
  minMeterage     Float    @default(30)
  orderMultiplier Float    @default(10)
  basePrice       Float?
  stock           Float?
  isActive        Boolean  @default(true)
  createdAt       DateTime @default(now())
  updatedAt       DateTime @updatedAt

  company    Company     @relation(fields: [companyId], references: [id], onDelete: Cascade)
  catalog    Catalog     @relation(fields: [catalogId], references: [id], onDelete: Cascade)
  cartItems  CartItem[]
  orderItems OrderItem[]

  @@unique([companyId, code])
  @@index([catalogId])
  @@index([companyId])
}

model Customer {
  id           String       @id @default(cuid())
  firstName    String
  lastName     String
  phone        String       @unique
  nationalId   String?
  customerType CustomerType @default(wholesale)
  companyId    String?
  isActive     Boolean      @default(true)
  createdAt    DateTime     @default(now())
  updatedAt    DateTime     @updatedAt

  company  Company? @relation(fields: [companyId], references: [id], onDelete: SetNull)
  carts    Cart[]
  orders   Order[]

  @@index([companyId])
}

model AdminUser {
  id           String    @id @default(cuid())
  fullName     String
  phone        String    @unique
  email        String    @unique
  passwordHash String
  role         AdminRole @default(admin)
  isActive     Boolean   @default(true)
  lastLoginAt  DateTime?
  createdAt    DateTime  @default(now())
  updatedAt    DateTime  @updatedAt
}

model OtpChallenge {
  id         String   @id @default(cuid())
  phone      String
  code       String
  firstName  String?
  lastName   String?
  isRegister Boolean  @default(false)
  expiresAt  DateTime
  createdAt  DateTime @default(now())

  @@index([phone])
}

model Cart {
  id        String   @id @default(cuid())
  userId    String
  companyId String?
  notes     String?
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  user  Customer  @relation(fields: [userId], references: [id], onDelete: Cascade)
  items CartItem[]

  @@index([userId])
}

model CartItem {
  id          String  @id @default(cuid())
  cartId      String
  productId   String
  catalogCode String
  productName String
  productCode String
  color       String
  meterage    Float
  unitPrice   Float?
  notes       String?
  companyId   String
  companyName String

  cart    Cart    @relation(fields: [cartId], references: [id], onDelete: Cascade)
  product Product @relation(fields: [productId], references: [id], onDelete: Restrict)

  @@unique([cartId, productId])
  @@index([cartId])
}

model Order {
  id                   String                 @id @default(cuid())
  orderNumber          String                 @unique
  userId               String
  companyId            String
  companyName          String
  settlementType       SettlementType
  checkMode            CheckRegistrationMode?
  status               OrderStatus            @default(awaiting_review)
  totalMeterage        Float                  @default(0)
  totalAmount          Float?
  shippingCost         Float?
  totalDiscount        Float?
  finalAmount          Float?
  notes                String?
  checkRassDays        Int?
  checkRassDate        DateTime?
  cashInvoiceExpiresAt DateTime?
  createdAt            DateTime               @default(now())
  updatedAt            DateTime               @updatedAt

  user           Customer             @relation(fields: [userId], references: [id], onDelete: Restrict)
  company        Company              @relation(fields: [companyId], references: [id], onDelete: Restrict)
  items          OrderItem[]
  checks         Check[]
  cashReceipt    CashPaymentReceipt?
  shipment       Shipment?
  statusHistory  OrderStatusHistory[]

  @@index([userId])
  @@index([companyId])
  @@index([status])
  @@index([createdAt])
}

model OrderItem {
  id                 String  @id @default(cuid())
  orderId            String
  productId          String?
  catalogCode        String
  productName        String
  productCode        String?
  color              String
  requestedMeterage  Float
  confirmedMeterage  Float?
  unitPrice          Float?
  unitDiscount       Float?  @default(0)
  lineTotal          Float?
  notes              String?

  order   Order    @relation(fields: [orderId], references: [id], onDelete: Cascade)
  product Product? @relation(fields: [productId], references: [id], onDelete: SetNull)

  @@index([orderId])
}

model OrderStatusHistory {
  id         String       @id @default(cuid())
  orderId    String
  fromStatus OrderStatus?
  toStatus   OrderStatus
  changedBy  String
  note       String?
  reason     String?
  changedAt  DateTime     @default(now())

  order Order @relation(fields: [orderId], references: [id], onDelete: Cascade)

  @@index([orderId])
}

model Check {
  id              String                @id @default(cuid())
  orderId         String
  row             Int
  amount          Float
  dueDate         DateTime
  sayadId         String?
  checkNumber     String?
  ownerNationalId String?
  ownerFirstName  String?
  ownerLastName   String?
  bankName        String?
  branchName      String?
  frontImage      String?
  backImage       String?
  notes           String?
  mode            CheckRegistrationMode @default(full)
  status          CheckStatus           @default(pending_review)
  createdAt       DateTime              @default(now())
  updatedAt       DateTime              @updatedAt

  order Order @relation(fields: [orderId], references: [id], onDelete: Cascade)

  @@index([orderId])
  @@index([dueDate])
}

model CashPaymentReceipt {
  id                   String            @id @default(cuid())
  orderId              String            @unique
  amount               Float
  paidAmount           Float?
  transferDate         DateTime?
  transferTime         String?
  trackingNumber       String?
  destinationAccountId String?
  receiptImage         String?
  notes                String?
  expiresAt            DateTime?
  status               CashPaymentStatus @default(pending_review)
  submittedAt          DateTime?
  createdAt            DateTime          @default(now())
  updatedAt            DateTime          @updatedAt

  order              Order        @relation(fields: [orderId], references: [id], onDelete: Cascade)
  destinationAccount BankAccount? @relation(fields: [destinationAccountId], references: [id], onDelete: SetNull)
}

model Shipment {
  id             String         @id @default(cuid())
  orderId        String         @unique
  carrier        String
  trackingNumber String?
  meterage       Float
  status         ShipmentStatus @default(preparing)
  shippedAt      DateTime?
  deliveredAt    DateTime?
  createdAt      DateTime       @default(now())
  updatedAt      DateTime       @updatedAt

  order Order @relation(fields: [orderId], references: [id], onDelete: Cascade)
}

model SystemSettings {
  id                     String   @id @default("default")
  maxMeteragePerInvoice  Int      @default(5000)
  cashInvoiceValidityHours Int    @default(8)
  defaultSettlementCheck Boolean  @default(true)
  defaultSettlementCash  Boolean  @default(true)
  smsOrderRegistered     Boolean  @default(true)
  smsPaymentReminder     Boolean  @default(true)
  smsCheckReview         Boolean  @default(true)
  smsShippingUpdate      Boolean  @default(true)
  supportPhone           String?
  supportEmail           String?
  updatedAt              DateTime @updatedAt
}

model AdminNotification {
  id        String            @id @default(cuid())
  title     String
  body      String
  tone      NotificationTone? @default(info)
  link      String?
  isRead    Boolean           @default(false)
  sentAt    DateTime          @default(now())
}

model InternalMessage {
  id         String   @id @default(cuid())
  senderName String
  subject    String
  preview    String
  isRead     Boolean  @default(false)
  sentAt     DateTime @default(now())
}