added more security check rules in dtos

src/auth/dto/auth.register.dto.ts

@@ -1,11 +1,20 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsEmail, IsNotEmpty, IsOptional, IsString } from 'class-validator';
+import {
+  IsEmail,
+  IsNotEmpty,
+  IsOptional,
+  IsString,
+  MaxLength,
+  MinLength,
+} from 'class-validator';
 export class AuthRegisterDto {
   @ApiProperty({
     type: String,
     description: 'FirstName',
     example: 'Thomas',
   })
+  @MinLength(1)
+  @MaxLength(50)
   @IsNotEmpty()
   @IsString()
   firstName: string;
@@ -15,6 +24,8 @@ export class AuthRegisterDto {
     description: 'Last Name',
     example: 'Anderson',
   })
+  @MinLength(1)
+  @MaxLength(50)
   @IsNotEmpty()
   @IsString()
   lastName: string;
@@ -24,6 +35,8 @@ export class AuthRegisterDto {
     description: 'Pseudo',
     example: 'Néo',
   })
+  @MinLength(1)
+  @MaxLength(50)
   @IsNotEmpty()
   @IsString()
   pseudo: string;
@@ -33,6 +46,8 @@ export class AuthRegisterDto {
     description: 'User city',
     example: 'Aix les bains',
   })
+  @MinLength(1)
+  @MaxLength(70)
   @IsNotEmpty()
   @IsString()
   city: string;
@@ -42,6 +57,7 @@ export class AuthRegisterDto {
     description: 'email',
     example: 'neo@matrix.fr',
   })
+  @MaxLength(255)
   @IsEmail()
   @IsNotEmpty()
   email: string;

src/crypto/dto/buy.crypto.dto.ts

@@ -1,12 +1,23 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNumber, IsString } from 'class-validator';
+import {
+  IsNumber,
+  IsString,
+  IsUUID,
+  Max,
+  MaxLength,
+  Min,
+  MinLength,
+} from 'class-validator';
 export class BuyCryptoDto {
   @ApiProperty({
     type: String,
     description: 'Cryptocurrency UUID',
     example: '12121-DSZD-E221212-2121221',
   })
+  @MinLength(1)
+  @MaxLength(50)
   @IsString()
+  @IsUUID()
   id_crypto: string;
 
   @ApiProperty({
@@ -14,6 +25,8 @@ export class BuyCryptoDto {
     description: 'Amount of token traded',
     example: 2,
   })
+  @Min(1)
+  @Max(1000)
   @IsNumber()
   amount: number;
 }

src/crypto/dto/crypto.dto.ts

@@ -1,11 +1,22 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNumber, IsString, IsUrl } from 'class-validator';
+import {
+  IsNumber,
+  IsPositive,
+  IsString,
+  IsUrl,
+  Max,
+  MaxLength,
+  Min,
+  MinLength,
+} from 'class-validator';
 export class CryptoDto {
   @ApiProperty({
     type: String,
     description: 'Cryptocurrency name',
     example: 'BTC',
   })
+  @MaxLength(50)
+  @MinLength(1)
   @IsString()
   name: string;
 
@@ -14,6 +25,9 @@ export class CryptoDto {
     description: 'Value for the cryptocurrency in $',
     example: 1,
   })
+  @Min(1)
+  @Max(10000)
+  @IsPositive()
   @IsNumber()
   value: number;
 
@@ -22,6 +36,9 @@ export class CryptoDto {
     description: 'Quantity of tokens available on the platform',
     example: 100,
   })
+  @Min(1)
+  @Max(10000)
+  @IsPositive()
   @IsNumber()
   quantity: number;
 
@@ -30,6 +47,7 @@ export class CryptoDto {
     description: 'Image for the cryptocurrency in ',
     example: 'https://myImage/com',
   })
+  @MaxLength(255)
   @IsUrl()
   @IsString()
   image: string;

src/offer/dto/offer.dto.ts

@@ -1,12 +1,22 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNumber, IsPositive, IsString } from 'class-validator';
+import {
+  IsNumber,
+  IsPositive,
+  IsString,
+  IsUUID,
+  Max,
+  MaxLength,
+  Min,
+} from 'class-validator';
 export class OfferDto {
   @ApiProperty({
     type: String,
     description: 'Cryptocurrency UUID',
     example: '12121-DSZD-E221212-2121221',
   })
+  @MaxLength(50)
   @IsString()
+  @IsUUID()
   id_crypto: string;
 
   @ApiProperty({
@@ -15,6 +25,8 @@ export class OfferDto {
     description: 'Amount traded ',
     example: 21,
   })
+  @Min(1)
+  @Max(1000)
   @IsNumber()
   @IsPositive()
   amount: number;

src/promoCode/dto/promoCode.dto.ts

@@ -1,11 +1,21 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNumber, IsString } from 'class-validator';
+import {
+  IsNumber,
+  IsPositive,
+  IsString,
+  Max,
+  MaxLength,
+  Min,
+  MinLength,
+} from 'class-validator';
 export class PromoCodeDto {
   @ApiProperty({
     type: String,
     description: 'Name of the PromoCOde',
     example: 'FILOU10',
   })
+  @MinLength(1)
+  @MaxLength(50)
   @IsString()
   name: string;
 
@@ -14,6 +24,9 @@ export class PromoCodeDto {
     description: 'Dollars given for account creation when promoCode applied',
     example: 100,
   })
+  @IsPositive()
+  @Min(1)
+  @Max(3000)
   @IsNumber()
   value: number;
 }

src/role/dto/role.dto.ts

@@ -1,11 +1,13 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsString } from 'class-validator';
+import { IsString, MaxLength, MinLength } from 'class-validator';
 export class RoleDto {
   @ApiProperty({
     type: String,
     description: 'Role Name',
     example: 'user',
   })
+  @MinLength(1)
+  @MaxLength(50)
   @IsString()
   name: string;
 }

src/trade/dto/trade.dto.ts

@@ -1,11 +1,12 @@
 import { ApiProperty } from '@nestjs/swagger';
-import { IsNotEmpty, IsString } from 'class-validator';
+import { IsNotEmpty, IsString, IsUUID } from 'class-validator';
 export class TradeDto {
   @ApiProperty({
     type: String,
     description: 'Offer UUID ',
     example: '121212-DSDZ1-21212DJDZ-31313',
   })
+  @IsUUID()
   @IsNotEmpty()
   @IsString()
   id_offer: string;