customvalidation in one file, added rolevalidator

src/shared/array-validation.ts

-import {ValidatorConstraint, ValidatorConstraintInterface, ValidationArguments} from "class-validator";
-import { Logger } from "@nestjs/common";
-
-// validates array length
-@ValidatorConstraint({ name: "arrayLength", async: true })
-export class ArrayLength implements ValidatorConstraintInterface {
-
-    validate(array: string[], args: ValidationArguments) {
-        Logger.log(array.length)
-        return array.length > args.constraints[0] && array.length < args.constraints[1]; // for async validations you must return a Promise<boolean> here
-    }
-
-    defaultMessage(args: ValidationArguments) { // here you can provide default error message if validation failed
-        return "Please input all passwords";
-    }
-
-}
\ No newline at end of file

src/shared/uuid.validation.ts → src/shared/custom-validation.ts

@@ -17,3 +17,16 @@ export class Uuid implements ValidatorConstraintInterface {
     return 'Not valid uuid';
   }
 }
+
+// checks if role is valid
+@ValidatorConstraint({ name: 'roleValidation', async: true })
+export class RoleValidation implements ValidatorConstraintInterface {
+  validate(role: string, args: ValidationArguments) {
+    const validRoles = ['admin', 'soldier', 'factionleader'];
+    return validRoles.includes(role);
+  }
+
+  defaultMessage(args: ValidationArguments) {
+    return 'Not valid uuid';
+  }
+}

src/task/task.dto.ts

@@ -7,8 +7,8 @@ import {
   Equals,
 } from 'class-validator';
 import { FactionEntity } from '../game/faction.entity';
-import { Uuid } from '../shared/uuid.validation';
-import { GameEntity } from 'src/game/game.entity';
+import { GameEntity } from '../game/game.entity';
+import { Uuid } from '../shared/custom-validation';
 
 export class CreateTaskDTO {
   @IsString()