import jamshelper = require("./jamshelper");

var config = require("./JAMSConfig.json");
var helper = new jamshelper.Helper();

var constencoding: string = "utf-8";
var constcontenttype: string = "application/json";
var constfilemode: string = "700";
var constfileflagwrite: string = "w";
var constfileflagread: string = "r";
var constglobalfileloc: string = helper.getPath("Global/");

export class Config {

    server: string;
    encoding: string;
    contenttype: string;
    filemode: string;
    fileflagwrite: string;
    fileflagread: string;
    tokenfilename: string;
    locale: string;
    globalfileloc: string;
    ignoreerror: boolean;
    packageInfo: any;
    packageLoaded: Boolean = false;
    testvalue: string;

    properties: string[] = [
        "server",
        "tokenfilename",
        "locale",
        "ignoreerror",
        "testvalue"];

    constructor() {
        this.loadConfig();
        this.loadPackageInfo();
    }

    loadConfig() {
        this.server = config.server;
        this.encoding = constencoding;
        this.contenttype = constcontenttype;
        this.filemode = constfilemode;
        this.fileflagwrite = constfileflagwrite;
        this.fileflagread = constfileflagread;
        this.tokenfilename = config.tokenfilename;
        this.locale = config.locale;
        this.globalfileloc = constglobalfileloc;
        this.ignoreerror = config.ignoreerror;
        this.testvalue = config.testvalue;
    }

    loadPackageInfo() {
        if (!this.packageLoaded) {
            this.packageInfo = require("./package.json");
            this.packageLoaded = true;
        }
    }

    getPackageInfo(key: string) {
        if (!this.packageLoaded) {
            this.loadPackageInfo();
        }

        return this.packageInfo[key] === undefined ? null : this.packageInfo[key];
    }

    getColumns(key: string) {
        var columnsConfig = require("./JAMSColumnConfig.json");
        var columns = columnsConfig[key];
        var colarray: string[] = [];

        columns === undefined ? {} : columns;
        
        for (var col in columns) {
            colarray.push(columns[col].name);
        }

        return colarray;
    }

    getColumnIds(key: string) {
        var columnsConfig = require("./JAMSColumnConfig.json");
        var columns = columnsConfig[key];
        var colarray: string[] = [];

        columns === undefined ? {} : columns;

        for (var col in columns) {
            colarray.push(columns[col].id);
        }

        return colarray;
    }
}