model AppSetting {
  id    String @id @default(cuid())
  key   String
  value String

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

  organizationId String?
  organization   Organization? @relation(fields: [organizationId], references: [id], onDelete: Cascade)

  @@unique([organizationId, key])
  @@index([organizationId])
  @@map("app_settings")
}

/// A user-defined dashboard card: a named, filtered table over one entity.
/// The config shape (entity, filters, columns, limit) is validated against
/// the field registry in customCardActions — nothing here reaches SQL raw.
model DashboardWidget {
  id             String   @id @default(cuid())
  name           String
  config         Json
  userId         String
  user           User     @relation(fields: [userId], references: [id], onDelete: Cascade)
  organizationId String
  createdAt      DateTime @default(now())
  updatedAt      DateTime @updatedAt

  @@index([userId, organizationId])
  @@map("dashboard_widgets")
}

model Organization {
  id         String   @id @default(cuid())
  name       String
  portalSlug String?  @unique
  createdAt  DateTime @default(now())
  updatedAt  DateTime @updatedAt

  members                     OrganizationMember[]
  roles                       Role[]
  vehicles                    Vehicle[]
  serviceRecords              ServiceRecord[]
  reminders                   Reminder[]
  customers                   Customer[]
  quotes                      Quote[]
  inventoryParts              InventoryPart[]
  laborPresets                LaborPreset[]
  customFieldDefinitions      CustomFieldDefinition[]
  settings                    AppSetting[]
  emailTemplates              EmailTemplate[]
  subscription                Subscription?
  invitations                 TeamInvitation[]
  inspectionTemplates         InspectionTemplate[]
  conditionMarks              ConditionMark[]
  conditionMarkTypes          ConditionMarkType[]
  smsMessages                 SmsMessage[]
  telegramMessages            TelegramMessage[]
  whatsappMessages            WhatsappMessage[]
  technicians                 Technician[]
  workBays                    WorkBay[]
  timeEntries                 TimeEntry[]
  pushDevices                 PushDevice[]
  appSetupCodes               TechnicianSetupCode[]
  technicianLoginCodes        TechnicianLoginCode[]
  auditLogs                   AuditLog[]
  statusReports               StatusReport[]
  reportSchedules             ReportSchedule[]
  scheduledMessages           ScheduledMessage[]
  webhooks                    Webhook[]
  stockMovements              StockMovement[]
  tireWarehouses              TireWarehouse[]
  tireLocations               TireLocation[]
  tireSets                    TireSet[]
  workOrderStatuses           WorkOrderStatus[]
  tireSetAttachments          TireSetAttachment[]
  tireMovements               TireMovement[]
  tireTreatments              TireTreatment[]
  integrationConnections      IntegrationConnection[]
  externalCalendarEvents      ExternalCalendarEvent[]
  importBatches               ImportBatch[]
  vehicleInspectionStatuses   VehicleInspectionStatus[]
  inspectionReminderCampaigns InspectionReminderCampaign[]
  inspectionReminderSends     InspectionReminderSend[]
  documentDesigns             DocumentDesign[]
  documentDesignSnapshots     DocumentDesignSnapshot[]
  documentAssetSnapshots      DocumentAssetSnapshot[]

  @@map("organizations")
}

model OrganizationMember {
  id   String @id @default(cuid())
  role String @default("member")

  userId         String
  user           User         @relation(fields: [userId], references: [id], onDelete: Cascade)
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)

  roleId     String?
  customRole Role?   @relation(fields: [roleId], references: [id], onDelete: SetNull)

  signature MemberSignature?

  @@unique([userId, organizationId])
  @@map("organization_members")
}

/// A member's handwritten signature, drawn or uploaded in account settings,
/// for the Signature section of the documents they issue.
///
/// Kept per workshop rather than per person: a mechanic who works for two
/// shops signs each one's paper, and leaving a workshop takes the signature
/// with the membership. The image is held in the row (a PNG or JPEG of a few
/// kilobytes) so a document can print it without the upload folder, and so
/// replacing it never touches a file an issued invoice still needs; issued
/// documents keep their own copy in DocumentAssetSnapshot.
model MemberSignature {
  id        String             @id @default(cuid())
  memberId  String             @unique
  member    OrganizationMember @relation(fields: [memberId], references: [id], onDelete: Cascade)
  mimeType  String
  data      Bytes
  createdAt DateTime           @default(now())
  updatedAt DateTime           @updatedAt

  @@map("member_signatures")
}

model Role {
  id        String   @id @default(cuid())
  name      String
  isAdmin   Boolean  @default(false)
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)

  permissions     Permission[]
  members         OrganizationMember[]
  teamInvitations TeamInvitation[]

  @@unique([organizationId, name])
  @@map("roles")
}

model Permission {
  id      String @id @default(cuid())
  action  String
  subject String

  roleId String
  role   Role   @relation(fields: [roleId], references: [id], onDelete: Cascade)

  @@unique([roleId, action, subject])
  @@index([roleId])
  @@map("permissions")
}

model SystemSetting {
  id    String @id @default(cuid())
  key   String @unique
  value String

  @@map("system_settings")
}

model TeamInvitation {
  id             String       @id @default(cuid())
  email          String
  role           String       @default("member")
  token          String       @unique
  status         String       @default("pending") // pending | accepted | cancelled
  expiresAt      DateTime
  createdAt      DateTime     @default(now())
  organizationId String
  organization   Organization @relation(fields: [organizationId], references: [id], onDelete: Cascade)
  invitedById    String

  roleId     String?
  customRole Role?   @relation(fields: [roleId], references: [id], onDelete: SetNull)

  @@unique([email, organizationId])
  @@index([token])
  @@map("team_invitations")
}