first (part 3: src directory)

src/modules/predictions/dto/predictions-request.dto.ts

@@ -0,0 +1,63 @@
+import {
+  IsArray,
+  IsString,
+  IsOptional,
+  IsNotEmpty,
+  IsNumber,
+  IsEnum,
+  ArrayMaxSize,
+  Min,
+  Max,
+} from 'class-validator';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+
+export class GeneratePredictionDto {
+  @ApiProperty({ description: 'Match ID to generate prediction for' })
+  @IsString()
+  @IsNotEmpty()
+  matchId: string;
+}
+
+export enum CouponStrategy {
+  SAFE = 'SAFE',
+  BALANCED = 'BALANCED',
+  AGGRESSIVE = 'AGGRESSIVE',
+  VALUE = 'VALUE',
+  MIRACLE = 'MIRACLE',
+}
+
+export class SmartCouponRequestDto {
+  @ApiProperty({
+    description: 'List of match IDs for coupon',
+    example: ['match-1', 'match-2'],
+  })
+  @IsArray()
+  @IsString({ each: true })
+  @ArrayMaxSize(50)
+  matchIds: string[];
+
+  @ApiPropertyOptional({
+    enum: CouponStrategy,
+    default: CouponStrategy.BALANCED,
+  })
+  @IsOptional()
+  @IsEnum(CouponStrategy)
+  strategy?: CouponStrategy;
+
+  @ApiPropertyOptional({ description: 'Maximum matches in coupon', example: 5 })
+  @IsOptional()
+  @IsNumber()
+  @Min(1)
+  @Max(20)
+  maxMatches?: number;
+
+  @ApiPropertyOptional({
+    description: 'Minimum confidence threshold (0-100)',
+    example: 60,
+  })
+  @IsOptional()
+  @IsNumber()
+  @Min(0)
+  @Max(100)
+  minConfidence?: number;
+}