// User Management Domain
// Contains User, Farmer, Buyer, Administrator models and related enums

// User Status Enums
enum FarmerStatus {
    ACTIVE
    INACTIVE
    SUSPENDED
    PENDING_VERIFICATION
    BLACKLISTED
}

enum BuyerStatus {
    ACTIVE
    INACTIVE
    SUSPENDED
    PENDING_VERIFICATION
    BLACKLISTED
}

enum BuyerType {
    INDIVIDUAL
    WHOLESALER
    RETAILER
    PROCESSOR
    EXPORTER
    COOPERATIVE
    GOVERNMENT
    RESTAURANT
    HOTEL
}

enum BusinessSize {
    MICRO
    SMALL
    MEDIUM
    LARGE
    ENTERPRISE
}

enum LandOwnership {
    OWNER
    TENANT
    SHARECROPPER
    COOPERATIVE_MEMBER
    GOVERNMENT_LEASE
    FAMILY_LAND
    OTHER
}

// User Models
model User {
    id        String   @id @default(cuid())
    email     String   @unique
    phone     String?
    name      String
    role      UserRole
    isActive  Boolean  @default(true)
    createdAt DateTime @default(now())
    updatedAt DateTime @updatedAt

    // Relations
    farmer        Farmer?
    buyer         Buyer?
    administrator Administrator?
    notifications NotificationRecipient[]

    @@map("users")
}

model Farmer {
    id               String    @id @default(cuid())
    userId           String    @unique
    farmerCode       String    @unique
    name             String
    phone            String?
    email            String?
    dateOfBirth      DateTime?
    gender           Gender?
    maritalStatus    MaritalStatus?
    spouseName       String?
    numberOfChildren Int?          @default(0)
    religionId       String?
    religion         Religion?     @relation(fields: [religionId], references: [id])
    nationalityId    String?       @default("indonesia")
    nationality      Country?      @relation("FarmerNationality", fields: [nationalityId], references: [id])
    address          String?
    village          String?
    district         String?
    province         String?
    postalCode       String?
    countryId        String?   @default("indonesia")
    country          Country?  @relation("FarmerCountry", fields: [countryId], references: [id])
    
    // Location data
    latitude         Float?
    longitude        Float?
    addressGeoJson   Json? // GeoJSON point for precise location
    
    // Identity information
    identityType     IdentityType?
    identityNumber   String?
    identityExpiry   DateTime?
    
    // Banking information
    bankAccount      String?
    bankName         String?
    accountHolderName String?
    
    // Photos and attachments
    profilePhotoUrl  String?
    idCardFrontUrl   String?
    idCardBackUrl    String?
    
    // Verification status
    isVerified       Boolean   @default(false)
    verificationDate DateTime?
    verifiedBy       String? // admin ID who verified
    verificationNotes String?
    
    // Farming experience
    farmingExperience Int? // years of experience
    educationLevelId String?
    educationLevel   EducationLevel?   @relation(fields: [educationLevelId], references: [id])
    occupation       String? // primary occupation if not full-time farmer
    monthlyIncome    Decimal? // estimated monthly income
    landOwnership    LandOwnership?
    primaryCrop      String?
    farmingMethods   String[] // organic, conventional, etc.
    hasVehicle       Boolean? // for transportation
    vehicleType      String? // motorcycle, car, truck, etc.
    hasSmartphone    Boolean? @default(true)
    internetAccess   Boolean? @default(true)
    
    // Emergency contact
    emergencyContactName  String?
    emergencyContactPhone String?
    emergencyContactRelation String?
    
    // Status and metadata
    status           FarmerStatus @default(ACTIVE)
    notes            String?
    joinedAt         DateTime     @default(now())
    createdAt        DateTime     @default(now())
    updatedAt        DateTime     @updatedAt

    // Relations
    user           User                  @relation(fields: [userId], references: [id], onDelete: Cascade)
    farms          Farm[]
    trainings      FarmerTraining[]
    certifications FarmerCertification[]
    procurements   Procurement[]
    harvests       Harvest[]
    attachments    FarmerAttachment[]
    workers        FarmWorker[]
    laborRecords   LaborRecord[]
    laborSchedules LaborSchedule[]
    equipment      Equipment[]
    assets         Asset[]
    financialRecords FinancialRecord[]
    reviews        BuyerReview[]
    contracts      Contract[]
    seasonHarvests SeasonHarvest[]

    @@index([farmerCode])
    @@index([userId])
    @@index([status])
    @@index([joinedAt])
    @@index([latitude, longitude])
    @@map("farmers")
}

model Buyer {
    id        String   @id @default(cuid())
    userId    String   @unique
    buyerCode String   @unique
    name      String
    company   String?
    phone     String?
    email     String?
    address   String?
    
    // Enhanced buyer details
    buyerType           BuyerType?
    businessLicense     String?
    taxNumber           String?
    contactPerson       String?
    contactPersonPhone  String?
    paymentTerms        Int? // days
    creditLimit         Decimal?
    preferredProducts   String[]
    qualityRequirements String?
    
    // Location and logistics
    warehouseAddress    String?
    deliveryPreference  String?
    operatingRadius     Decimal? // km
    
    // Business details
    businessSize        BusinessSize?
    yearEstablished     Int?
    annualVolume        Decimal? // estimated annual purchase volume
    employeeCount       Int?
    website             String?
    
    // Financial information
    bankAccount         String?
    bankName            String?
    accountHolderName   String?
    
    // Verification and status
    isVerified          Boolean   @default(false)
    verificationDate    DateTime?
    verifiedBy          String? // admin ID who verified
    verificationNotes   String?
    status              BuyerStatus @default(ACTIVE)
    
    // Photos and documents
    profilePhotoUrl     String?
    businessLicenseUrl  String?
    taxCertificateUrl   String?
    
    // Preferences
    preferredPickupDays String[] // Mon, Tue, Wed, etc.
    preferredPickupTime String?
    minimumOrderQuantity Decimal?
    maximumOrderQuantity Decimal?
    
    notes               String?
    createdAt           DateTime @default(now())
    updatedAt           DateTime @updatedAt

    // Relations
    user         User          @relation(fields: [userId], references: [id], onDelete: Cascade)
    procurements Procurement[]
    reviews      BuyerReview[]
    contracts    Contract[]

    @@index([buyerCode])
    @@index([userId])
    @@index([status])
    @@index([buyerType])
    @@map("buyers")
}

model Administrator {
    id        String   @id @default(cuid())
    userId    String   @unique
    adminCode String   @unique
    name      String
    phone     String?
    createdAt DateTime @default(now())
    updatedAt DateTime @updatedAt

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

    @@index([adminCode])
    @@index([userId])
    @@map("administrators")
}