import { IsString, IsIn, IsOptional, IsBoolean, MinLength, MaxLength } from "class-validator";

export const FORMALITY_LEVELS = [
  "VERY_CASUAL",
  "CASUAL",
  "NEUTRAL",
  "FORMAL",
  "VERY_FORMAL",
] as const;

export type FormalityLevel = (typeof FORMALITY_LEVELS)[number];

export class CreatePersonalityDto {
  @IsString()
  @MinLength(1)
  @MaxLength(100)
  name!: string;

  @IsOptional()
  @IsString()
  @MaxLength(500)
  description?: string;

  @IsString()
  @MinLength(1)
  @MaxLength(50)
  tone!: string;

  @IsIn(FORMALITY_LEVELS)
  formalityLevel!: FormalityLevel;

  @IsString()
  @MinLength(10)
  systemPromptTemplate!: string;

  @IsOptional()
  @IsBoolean()
  isDefault?: boolean;

  @IsOptional()
  @IsBoolean()
  isActive?: boolean;
}