import {
  Entity,
  PrimaryGeneratedColumn,
  Column,
  CreateDateColumn,
  UpdateDateColumn,
  Index,
  ManyToOne,
  JoinColumn,
} from 'typeorm';
import { TenantTerminalConfig, TerminalProvider } from './tenant-terminal-config.entity';

export type TerminalPaymentStatus =
  | 'pending'
  | 'processing'
  | 'approved'
  | 'authorized'
  | 'in_process'
  | 'rejected'
  | 'refunded'
  | 'partially_refunded'
  | 'cancelled'
  | 'charged_back';

export type PaymentMethodType = 'card' | 'qr' | 'link' | 'cash' | 'bank_transfer';

@Entity({ name: 'terminal_payments', schema: 'payment_terminals' })
export class TerminalPayment {
  @PrimaryGeneratedColumn('uuid')
  id: string;

  @Index()
  @Column({ name: 'tenant_id', type: 'uuid' })
  tenantId: string;

  @Column({ name: 'config_id', type: 'uuid', nullable: true })
  configId: string | null;

  @Column({ name: 'branch_terminal_id', type: 'uuid', nullable: true })
  branchTerminalId: string | null;

  @Index()
  @Column({
    type: 'enum',
    enum: ['mercadopago', 'clip', 'stripe_terminal'],
    enumName: 'terminal_provider',
  })
  provider: TerminalProvider;

  @Index()
  @Column({ name: 'external_id', type: 'varchar', length: 255, nullable: true })
  externalId: string | null;

  @Column({ name: 'external_status', type: 'varchar', length: 50, nullable: true })
  externalStatus: string | null;

  // Monto
  @Column({ type: 'decimal', precision: 12, scale: 2 })
  amount: number;

  @Column({ type: 'varchar', length: 3, default: 'MXN' })
  currency: string;

  // Estado
  @Index()
  @Column({
    type: 'enum',
    enum: [
      'pending',
      'processing',
      'approved',
      'authorized',
      'in_process',
      'rejected',
      'refunded',
      'partially_refunded',
      'cancelled',
      'charged_back',
    ],
    enumName: 'terminal_payment_status',
    default: 'pending',
  })
  status: TerminalPaymentStatus;

  // Método de pago
  @Column({
    name: 'payment_method',
    type: 'enum',
    enum: ['card', 'qr', 'link', 'cash', 'bank_transfer'],
    enumName: 'payment_method_type',
    default: 'card',
  })
  paymentMethod: PaymentMethodType;

  // Datos de tarjeta
  @Column({ name: 'card_last_four', type: 'varchar', length: 4, nullable: true })
  cardLastFour: string | null;

  @Column({ name: 'card_brand', type: 'varchar', length: 20, nullable: true })
  cardBrand: string | null;

  @Column({ name: 'card_type', type: 'varchar', length: 20, nullable: true })
  cardType: string | null;

  // Cliente
  @Column({ name: 'customer_email', type: 'varchar', length: 255, nullable: true })
  customerEmail: string | null;

  @Column({ name: 'customer_phone', type: 'varchar', length: 20, nullable: true })
  customerPhone: string | null;

  @Column({ name: 'customer_name', type: 'varchar', length: 200, nullable: true })
  customerName: string | null;

  // Descripción
  @Column({ type: 'text', nullable: true })
  description: string | null;

  @Column({ name: 'statement_descriptor', type: 'varchar', length: 50, nullable: true })
  statementDescriptor: string | null;

  // Referencia interna
  @Index()
  @Column({ name: 'reference_type', type: 'varchar', length: 50, nullable: true })
  referenceType: string | null;

  @Column({ name: 'reference_id', type: 'uuid', nullable: true })
  referenceId: string | null;

  // Comisiones
  @Column({ name: 'fee_amount', type: 'decimal', precision: 10, scale: 4, nullable: true })
  feeAmount: number | null;

  @Column({ name: 'fee_details', type: 'jsonb', nullable: true })
  feeDetails: Record<string, any> | null;

  @Column({ name: 'net_amount', type: 'decimal', precision: 12, scale: 2, nullable: true })
  netAmount: number | null;

  // Reembolso
  @Column({ name: 'refunded_amount', type: 'decimal', precision: 12, scale: 2, default: 0 })
  refundedAmount: number;

  @Column({ name: 'refund_reason', type: 'text', nullable: true })
  refundReason: string | null;

  // Respuesta del proveedor
  @Column({ name: 'provider_response', type: 'jsonb', nullable: true })
  providerResponse: Record<string, any> | null;

  // Error
  @Column({ name: 'error_code', type: 'varchar', length: 50, nullable: true })
  errorCode: string | null;

  @Column({ name: 'error_message', type: 'text', nullable: true })
  errorMessage: string | null;

  // Timestamps
  @Column({ name: 'processed_at', type: 'timestamptz', nullable: true })
  processedAt: Date | null;

  @Column({ name: 'refunded_at', type: 'timestamptz', nullable: true })
  refundedAt: Date | null;

  @Column({ type: 'jsonb', default: {} })
  metadata: Record<string, any>;

  @Index()
  @CreateDateColumn({ name: 'created_at', type: 'timestamptz' })
  createdAt: Date;

  @UpdateDateColumn({ name: 'updated_at', type: 'timestamptz' })
  updatedAt: Date;

  @Column({ name: 'created_by', type: 'uuid', nullable: true })
  createdBy: string | null;

  // Relaciones
  @ManyToOne(() => TenantTerminalConfig, { nullable: true })
  @JoinColumn({ name: 'config_id' })
  config?: TenantTerminalConfig;
}