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

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

model Tenant {
  id                   String            @id @default(uuid()) @db.Uuid
  name                 String
  slug                 String            @unique
  apiKeyHash           String
  status               String            @default("ACTIVE") // ACTIVE, SUSPENDED
  economicActivityCode String?
  contactEmail         String
  webhookUrl           String?
  createdAt            DateTime          @default(now())
  updatedAt            DateTime          @updatedAt
  resoluciones         DianResolution[]
  facturas             Invoice[]
  auditLogs            AuditLog[]

  @@map("tenants")
}

model CompanyProfile {
  id                    String   @id @default(uuid()) @db.Uuid
  nit                   String   @unique
  dv                    String
  legalName             String
  tradeName             String
  taxRegime             String   @default("48") // 48 = Responsable de IVA
  fiscalResponsibility  String   @default("O-13,O-15,O-23,O-47")
  departmentCode        String   @default("76") // Valle del Cauca
  cityCode              String   @default("76001") // Cali
  cityName              String   @default("Cali")
  address               String   @default("Avenida Colombia # 12-45")
  email                 String   @default("facturacion@innovacionydesarrollo.co")
  phone                 String   @default("+57 300 123 4567")
  softwareId            String   @default("d5e07b47-6aea-43cc-b38c-3c7d46b4a52f")
  softwarePin           String   @default("75319")
  dianEnvironment       String   @default("HABILITACION") // HABILITACION, PRODUCCION
  testSetId             String?
  createdAt             DateTime @default(now())
  updatedAt             DateTime @updatedAt

  @@map("company_profiles")
}

model DigitalCertificate {
  id                String   @id @default(uuid()) @db.Uuid
  alias             String
  issuer            String
  subject           String
  serialNumber      String
  validFrom         DateTime
  validTo           DateTime
  p12DataEncrypted  String   @db.Text
  passwordEncrypted String
  isActive          Boolean  @default(true)
  createdAt         DateTime @default(now())
  updatedAt         DateTime @updatedAt

  @@map("digital_certificates")
}

model DianResolution {
  id                 String    @id @default(uuid()) @db.Uuid
  tenantId           String?   @db.Uuid
  resolutionNumber   String
  prefix             String
  fromNumber         BigInt
  toNumber           BigInt
  currentConsecutive BigInt
  technicalKey       String
  startDate          DateTime
  endDate            DateTime
  isActive           Boolean   @default(true)
  documentType       String    @default("01") // 01: Factura, 91: NC, 92: ND
  createdAt          DateTime  @default(now())
  updatedAt          DateTime  @updatedAt
  tenant             Tenant?   @relation(fields: [tenantId], references: [id])
  facturas           Invoice[]

  @@unique([prefix, resolutionNumber])
  @@map("dian_resolutions")
}

model Invoice {
  id                    String           @id @default(uuid()) @db.Uuid
  tenantId              String           @db.Uuid
  resolutionId          String           @db.Uuid
  prefix                String
  consecutive           BigInt
  fullNumber            String           @unique
  documentType          String           @default("01") // 01: Factura Venta, 91: NC, 92: ND
  issueDate             DateTime
  issueTime             String
  currency              String           @default("COP")
  operationType         String           @default("10")
  paymentType           String           @default("1") // 1 = Contado, 2 = Credito
  paymentMethodCode     String           @default("10") // 10 = Efectivo, 48 = Tarjeta, 31 = Transferencia
  paymentDueDate        DateTime?
  subtotal              Decimal          @db.Decimal(14, 2)
  taxTotal              Decimal          @db.Decimal(14, 2)
  discountTotal         Decimal          @default(0) @db.Decimal(14, 2)
  grandTotal            Decimal          @db.Decimal(14, 2)
  cufe                  String?          @unique
  qrContent             String?          @db.Text
  xmlSigned             String?          @db.Text
  xmlDianResponse       String?          @db.Text
  dianStatus            String           @default("PENDING") // PENDING, SIGNED, ACCEPTED, REJECTED, ERROR, CONTINGENCY
  dianStatusCode        String?
  dianStatusDescription String?          @db.Text
  dianTrackingKey       String?
  dianReceivedDate      DateTime?
  pdfUrl                String?
  metadata              Json?
  createdAt             DateTime         @default(now())
  updatedAt             DateTime         @updatedAt
  tenant                Tenant           @relation(fields: [tenantId], references: [id])
  resolution            DianResolution   @relation(fields: [resolutionId], references: [id])
  customer              InvoiceCustomer?
  items                 InvoiceItem[]
  auditLogs             AuditLog[]

  @@index([tenantId, dianStatus])
  @@index([issueDate])
  @@map("invoices")
}

model InvoiceCustomer {
  id                    String   @id @default(uuid()) @db.Uuid
  invoiceId             String   @unique @db.Uuid
  identificationType    String   @default("13") // 13: CC, 31: NIT, 22: CE, 41: Pasaporte
  identificationNumber  String
  dv                    String?
  legalOrFullName       String
  tradeName             String?
  email                 String
  phone                 String?
  address               String
  departmentCode        String   @default("76")
  cityCode              String   @default("76001")
  cityName              String   @default("Cali")
  taxRegime             String   @default("49") // 48: Responsable IVA, 49: No responsable IVA
  invoice               Invoice  @relation(fields: [invoiceId], references: [id], onDelete: Cascade)

  @@map("invoice_customers")
}

model InvoiceItem {
  id             String   @id @default(uuid()) @db.Uuid
  invoiceId      String   @db.Uuid
  lineNumber     Int
  sku            String
  description    String
  quantity       Decimal  @db.Decimal(12, 4)
  unitCode       String   @default("EA")
  unitPrice      Decimal  @db.Decimal(14, 2)
  totalCost      Decimal  @db.Decimal(14, 2)
  taxPercentage  Decimal  @default(19.00) @db.Decimal(5, 2)
  taxAmount      Decimal  @db.Decimal(14, 2)
  taxTypeCode    String   @default("01") // 01 = IVA, 04 = INC
  discountAmount Decimal  @default(0) @db.Decimal(14, 2)
  invoice        Invoice  @relation(fields: [invoiceId], references: [id], onDelete: Cascade)

  @@map("invoice_items")
}

model AuditLog {
  id        String   @id @default(uuid()) @db.Uuid
  tenantId  String?  @db.Uuid
  invoiceId String?  @db.Uuid
  action    String
  details   Json
  ipAddress String?
  userAgent String?
  createdAt DateTime @default(now())
  tenant    Tenant?  @relation(fields: [tenantId], references: [id])
  invoice   Invoice? @relation(fields: [invoiceId], references: [id])

  @@index([action, createdAt])
  @@map("audit_logs")
}