import { ApiProperty, PartialType } from '@nestjs/swagger';
import { IsArray, IsBoolean, IsDateString, IsEnum, IsInt, IsNotEmpty, IsOptional, IsString, IsUUID, Min } from 'class-validator';
import { WorkoutStatus } from '../models/workout-session.model';

// 注意：训练会话由系统自动创建，不需要手动创建DTO

export class StartWorkoutDto {
  @ApiProperty({ description: '实际开始时间', required: false })
  @IsDateString()
  @IsOptional()
  startedAt?: string;
}

// 注意：训练会话自动完成，不需要手动完成DTO

export class UpdateWorkoutSessionDto {
  @ApiProperty({ description: '训练总结', required: false })
  @IsString()
  @IsOptional()
  summary?: string;

  @ApiProperty({ description: '消耗卡路里', required: false })
  @IsInt()
  @Min(0)
  @IsOptional()
  caloriesBurned?: number;
}

export class WorkoutSessionResponseDto {
  @ApiProperty() id: string;
  @ApiProperty() userId: string;
  @ApiProperty() trainingPlanId: string;
  @ApiProperty() name: string;
  @ApiProperty() scheduledDate: Date;
  @ApiProperty({ required: false }) startedAt?: Date;
  @ApiProperty({ required: false }) completedAt?: Date;
  @ApiProperty({ enum: ['planned', 'in_progress', 'completed', 'skipped'] }) status: WorkoutStatus;
  @ApiProperty({ required: false }) totalDurationSec?: number;
  @ApiProperty({ required: false }) summary?: string;
  @ApiProperty({ required: false }) caloriesBurned?: number;
  @ApiProperty({ required: false }) stats?: {
    totalExercises?: number;
    completedExercises?: number;
    totalSets?: number;
    completedSets?: number;
    totalReps?: number;
    completedReps?: number;
  };
  @ApiProperty() createdAt: Date;
  @ApiProperty() updatedAt: Date;

  // 关联的训练计划信息
  @ApiProperty({ required: false })
  trainingPlan?: {
    id: string;
    name: string;
    goal: string;
  };

  // 训练动作列表
  @ApiProperty({ required: false, type: 'array' })
  exercises?: any[];
}