import { IsIn, IsISO8601, IsInt, IsOptional, IsString, IsUUID, Length, Min } from 'class-validator';

export const EVIDENCE_STATUSES = ['missing', 'partial', 'complete', 'not_required'] as const;
export type EvidenceStatusValue = (typeof EVIDENCE_STATUSES)[number];

export class CreateTransactionDto {
  @IsUUID()
  organizationId!: string;

  @IsString()
  @Length(1, 64)
  type!: string;

  /** Valoarea in unitati minore (ex: bani in centi). NU se admit zecimale. */
  @IsInt()
  @Min(0)
  amountMinorUnits!: number;

  @IsString()
  @Length(3, 3)
  currency!: string;

  @IsISO8601()
  transactionDate!: string;

  @IsOptional()
  @IsIn(EVIDENCE_STATUSES as unknown as string[])
  evidenceStatus?: EvidenceStatusValue;

  @IsOptional()
  @IsString()
  @Length(1, 255)
  source?: string;
}

export class UpdateTransactionDto {
  @IsOptional()
  @IsIn(EVIDENCE_STATUSES as unknown as string[])
  evidenceStatus?: EvidenceStatusValue;

  @IsOptional()
  @IsString()
  @Length(1, 64)
  type?: string;

  @IsOptional()
  @IsString()
  @Length(1, 255)
  source?: string;
}