import path = require('path');

export class Helper {

    handleException(result: any, helpconfig: any, program: any): boolean {
        var parsed = JSON.parse(result);
        var returnvalue = true;

        if (parsed.exceptionType !== undefined) {
            if (parsed.exceptionType.length > 0) {
                returnvalue = false;

                var jamslogging = require("./jamslogging");
                var log = new jamslogging.Logging(program, helpconfig);

                log.error(parsed.exceptionMessage);
            }
        }

        return returnvalue;
    }

    cleanPath(text: string) {
        if (!this.isNullOrEmpty(text)) {
            text = path.normalize(text.replace(/\//g, "\\"));
        }

        return text;
    }

    getHomePath() {
        return __dirname;
    }

    getPath(pathtext: string) {
        return path.join(this.getHomePath(), pathtext);
    }
    
    // #region Validation functions

    isNullOrEmpty(text: string): boolean {
        return text === "" || text === null || text === undefined;
    }

    isBoolean(value: any): boolean {
        return typeof value === "boolean";
    }

    isInteger(value: any): boolean {
        return value.toString() === parseInt(value, 10).toString();
    }

    isFutureDate(value: any): boolean {
        return /^(0[1-9]|1[0-2])\/(0[1-9]|1\d|2\d|3[01])\/(19|20)\d{2}$/i.test(value);
    }

    validateUrl(url: string): boolean {
        return /^(http|https):\/\/(.*)/.test(url);
    }

    validateFolder(folder: string): boolean {
        return /^.?(\\|\/)([a-zA-Z0-9\\s_@-^!#$%&+={}\[\]]+(\\{2}|\/)?)/i.test(folder);
    }

    validateJSONFileName(filename: string): boolean {
        return /^.*\.json$/ig.test(filename);
    }

    validateLocale(locale: string): boolean {
        return /^[a-z]{2}(-[a-z]{2})?$/ig.test(locale);
    }

    // #endregion
}