awv3/dist/plugins/sketcher/command/multirunner.js

⚡ AWV3 embedded CAD

"use strict";

Object.defineProperty(exports, "__esModule", {
    value: true
});
exports.default = undefined;

var _promise = require("babel-runtime/core-js/promise");

var _promise2 = _interopRequireDefault(_promise);

var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require("babel-runtime/helpers/createClass");

var _createClass3 = _interopRequireDefault(_createClass2);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/*
 * Combine multiple calls to run (e.g. session.request) into minimal number of group calls.
 * All calls to run will be remembered and executed at once at the next macrotask
 * (i.e. after all already resolved promises/async functions are executed).
 * commandRunner must be a function that accepts an array of arguments (commands)
 * and returns an array of results (possibly promises) of the same length.
 * It's intented to use a wrapper around session.execute as a commandRunner.
 */
var MultiRunner = function () {
    function MultiRunner(commandRunner) {
        (0, _classCallCheck3.default)(this, MultiRunner);

        this.commandRunner = commandRunner;
        this.commands = [];
        this.resolves = [];
    }

    (0, _createClass3.default)(MultiRunner, [{
        key: "run",
        value: function run(command) {
            var _this = this;

            if (this.commands.push(command) === 1) window.setTimeout(resolveCommands, 0, this.commandRunner, this.commands, this.resolves);
            return new _promise2.default(function (resolve) {
                return _this.resolves.push(resolve);
            });
        }
    }]);
    return MultiRunner;
}();

exports.default = MultiRunner;


function resolveCommands(commandRunner, commands, resolves) {
    commandRunner(commands).forEach(function (result, idx) {
        return resolves[idx](result);
    });
    commands.splice(0);
    resolves.splice(0);
}