import { registerDecorator, ValidationArguments, ValidationOptions, ValidatorConstraint, ValidatorConstraintInterface } from 'class-validator';


export function IsStringCustom(validationOptions?: ValidationOptions) {
    return (object: any, propertyName: string) => {
        registerDecorator({
            target: object.constructor,
            propertyName,
            options: validationOptions,

            validator: IsStringCustomConstraint,
        });
    };
}

@ValidatorConstraint({ name: 'IsStringCustom' })
export class IsStringCustomConstraint implements ValidatorConstraintInterface {

    validate(value: any, validationArguments?: ValidationArguments) {
        if((value !== undefined && value !== null ) && typeof value === "string" ){
            return true
        } else {
            return false
        }
    }
    defaultMessage(validationArguments?: ValidationArguments): string {
        return "validation.INVALID_STRING"
        // return "{"+validationArguments.property + "} " + "response.message.stringValidationFailed
    }

}