import { ApiProperty, ApiPropertyOptional } from "@nestjs/swagger";
import { IsIn, IsNotEmpty, IsOptional, IsString } from "class-validator";

/**
 * One-at-a-time OTP send for the expert-initiated IN_PERSON flow.
 * The expert sends an OTP to a single party's phone, collects the code, then
 * verifies. Repeat for the second party (no invite link is used).
 */
export class SendPartyOtpDto {
  @ApiProperty({
    description: "Phone number of the party to send the OTP to.",
    example: "09123456789",
  })
  @IsString()
  @IsNotEmpty()
  phoneNumber: string;
}

export class VerifyPartyOtpDto {
  @ApiProperty({
    description: "Phone number the OTP was sent to.",
    example: "09123456789",
  })
  @IsString()
  @IsNotEmpty()
  phoneNumber: string;

  @ApiProperty({
    description: "OTP code collected from the party.",
    example: "123456",
  })
  @IsString()
  @IsNotEmpty()
  otp: string;

  @ApiPropertyOptional({
    description:
      "Which party this phone belongs to. Optional: when omitted, FIRST is bound if it has no user yet, otherwise SECOND (created if missing).",
    enum: ["FIRST", "SECOND"],
    example: "FIRST",
  })
  @IsOptional()
  @IsIn(["FIRST", "SECOND"])
  partyRole?: "FIRST" | "SECOND";
}