"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
            if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [0, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
var fs = require('fs');
var path = require('path');
var SystemJS = require('systemjs');
var reflect = require('reflect-metadata');
var typescript = require('typescript');
var path_to_ema_library;
var classMapping;
var dir;
/*
 *  Initializes the @ema/js-base library
 * */
exports.init = init;
function init(path_to_lib_base, packagepath, extension, debug) {
    if (packagepath === void 0) { packagepath = 'lib'; }
    if (extension === void 0) { extension = 'js'; }
    if (debug === void 0) { debug = false; }
    var promise = new Promise(function (resolve) {
        path_to_ema_library = path_to_lib_base;
        dir = path_to_ema_library;
        var packages = {};
        packages[packagepath] = extension;
        SystemJS.config({
            baseURL: dir,
            packages: packages,
            paths: { "*": "*." + extension },
            transpiler: 'typescript'
        });
        if (path_to_ema_library.startsWith('http')) {
            // initLibRemote().then(function () {
            //     if (debug) logClassMap();
            //     resolve()
            // })
        }
        else {
            classMapping = parseClassTree(dir + '/' + packagepath, packagepath, extension);
            loadLibSytemJS().then(function () {
                saveClassMapping();
                if (debug)
                    logClassMap();
                resolve();
            });
        }
    });
    return promise;
}
function loadLibSytemJS() {
    exports.library = {};
    var promise = new Promise(function (resolve) {
        var ema = exports.library;
        var importPromiseArray = [];
        var paths = [];
        Object.keys(classMapping).forEach(function (k) {
            importPromiseArray.push(SystemJS.import(classMapping[k]));
            paths.push(classMapping[k]);
        });
        Promise.all(importPromiseArray).then(function (modules) {
            classMapping = {};
            Object.keys(modules).forEach(function (k, i) {
                var module = modules[k];
                Object.keys(module).forEach(function (kk) {
                    ema[kk] = module[kk];
                    classMapping[kk] = paths[i];
                });
            });
            resolve();
        });
    });
    return promise;
}
// fixme:
function initLibRemote() {
    return __awaiter(this, void 0, void 0, function () {
        return __generator(this, function (_a) {
            return [2 /*return*/];
        });
    });
}
function parseClassTree(dir, packagepath, extension) {
    var classPaths = [];
    var map = {};
    var files = fileList(dir);
    var classes = fileList(dir).map(function (file) { return file.split(path.sep).slice(-1)[0]; });
    var i = 0;
    Object.keys(files).forEach(function (k) {
        var file = files[k];
        if (file.substr(file.lastIndexOf('.') + 1) == extension && file.match('/' + packagepath + '/')
            && !file.match('.spec.' + extension)
            && !file.match('/rxjs/')
            && !file.match('index.' + extension)) {
            var classPath = packagepath + '/' + file.split(dir)[1].slice(1).slice(0, -3);
            if (!classPath.match('/vendor/') && !classPath.match('/node-js/')) {
                map[classes[i].split('.' + extension)[0]] = packagepath + '/' + file.split(dir)[1].slice(1).slice(0, -3);
                classPaths.push(packagepath + '/' + file.split(dir)[1].slice(1).slice(0, -3));
            }
        }
        i++;
    });
    exports.classPaths = classPaths;
    return map;
}
function saveClassMapping() {
    var script = 'export const classMap = ';
    fs.writeFile(path_to_ema_library.replace('/dist', '/src/lib') + '/classMap.ts', script + JSON.stringify(classMapping), function (err) {
        if (err)
            return console.log(err);
    });
}
function fileList(dir) {
    return fs.readdirSync(dir).reduce(function (list, file) {
        var name = path.join(dir, file);
        var isDir = fs.statSync(name).isDirectory();
        return list.concat(isDir ? fileList(name) : [name]);
    }, []);
}
function logClassMap() {
    var ema = exports.library;
    if (!ema.Util) {
        console.error('ERROR: @ema/js-base library not initialized');
    }
    else {
        console.log('------------');
        console.log('ema namespace');
        console.log('------------');
        Object.keys(ema).forEach(function (k) {
            console.log('ema.' + k);
        });
        // console.log(at);
        console.log('------------');
        console.log('');
    }
}
//# sourceMappingURL=ema-base-loader.js.map