import { ValidationOptions } from "../ValidationOptions";
import { buildMessage, ValidateBy } from "../common/ValidateBy";
import validator from "validator";

export const NOT_CONTAINS = "notContains";

/**
 * Checks if the string does not contain the seed.
 * If given value is not a string, then it returns false.
 */
export function notContains(value: unknown, seed: string): boolean {
    return typeof value === "string" && !validator.contains(value, seed);
}

/**
 * Checks if the string does not contain the seed.
 * If given value is not a string, then it returns false.
 */
export function NotContains(seed: string, validationOptions?: ValidationOptions): PropertyDecorator {
    return ValidateBy(
        {
            name: NOT_CONTAINS,
            constraints: [seed],
            validator: {
                validate: (value, args): boolean => notContains(value, args.constraints[0]),
                defaultMessage: buildMessage(
                    (eachPrefix) => eachPrefix + "$property should not contain a $constraint1 string",
                    validationOptions
                )
            }
        },
        validationOptions
    );
}