testing all features

src/trade/dto/index.ts

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+export * from './trade.dto';

src/trade/dto/trade.dto.ts

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+import { ApiProperty } from '@nestjs/swagger';
+import { IsDecimal, IsNotEmpty, IsString } from 'class-validator';
+export class TradeDto {
+  @ApiProperty({
+    type: String,
+    description: 'UUID of the user that hold tokens before trade',
+    example: '121212-DSDZ1-21212DJDZ-31313',
+  })
+  @IsNotEmpty()
+  @IsString()
+  id_giver: string;
+
+  @ApiProperty({
+    type: String,
+    description: 'UUID of the user that will receive tokens after trade',
+    example: '121212-DSDZ1-21212DJDZ-31313',
+  })
+  @IsNotEmpty()
+  @IsString()
+  id_receiver: string;
+
+  @ApiProperty({
+    type: String,
+    description: 'UUID of the crypto traded',
+    example: '121212-DSDZ1-21212DJDZ-31313',
+  })
+  @IsNotEmpty()
+  @IsString()
+  id_crypto: string;
+
+  @ApiProperty({
+    type: Number,
+    description: 'Amount of tokens traded ',
+    example: 2,
+  })
+  @IsNotEmpty()
+  @IsDecimal()
+  amount_traded: number;
+
+  @ApiProperty({
+    type: String,
+    description: 'Offer UUID ',
+    example: '121212-DSDZ1-21212DJDZ-31313',
+  })
+  @IsNotEmpty()
+  @IsDecimal()
+  id_offer: string;
+}