@didask/scol-r/lib/MessageHandler.js

Shareable Cross-Origin Learning Resources

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.MessageEmitter = exports.MessageReceiver = void 0;
var MessageReceiver = /** @class */ (function () {
    function MessageReceiver(win, sourceOrigin, adapter) {
        this.adapter = adapter;
        var timeoutId = null;
        win.addEventListener("message", function (e) {
            var _this = this;
            if (e.origin !== sourceOrigin)
                return;
            var functionName = e.data["function"];
            var functionArgs = e.data["arguments"];
            if (functionName &&
                functionArgs &&
                typeof this[functionName] === "function") {
                // @ts-ignore
                this[functionName].apply(this, functionArgs);
                if (timeoutId) {
                    clearTimeout(timeoutId);
                }
                timeoutId = setTimeout(function () {
                    _this.commit();
                    timeoutId = null;
                }, 500);
            }
        }.bind(this));
    }
    MessageReceiver.prototype.commit = function () {
        this.adapter.LMSCommit();
    };
    MessageReceiver.prototype.setTitle = function (title) {
        document.title = title;
    };
    MessageReceiver.prototype.setScore = function (score) {
        this.adapter.setScore(score);
    };
    MessageReceiver.prototype.setStudent = function (studentId, studentName) {
        this.adapter.setStudent(studentId, studentName);
    };
    MessageReceiver.prototype.setLessonStatus = function (lessonStatus) {
        this.adapter.setLessonStatus(lessonStatus);
    };
    MessageReceiver.prototype.setObjectives = function (objectivesIds) {
        if (this.adapter.objectivesAreAvailable) {
            this.adapter.setObjectives(objectivesIds);
        }
    };
    MessageReceiver.prototype.setObjectiveScore = function (objectiveId, score) {
        if (this.adapter.objectivesAreAvailable) {
            this.adapter.setObjectiveScore(objectiveId, score);
        }
    };
    MessageReceiver.prototype.setObjectiveStatus = function (objectiveId, status) {
        if (this.adapter.objectivesAreAvailable) {
            this.adapter.setObjectiveStatus(objectiveId, status);
        }
    };
    return MessageReceiver;
}());
exports.MessageReceiver = MessageReceiver;
var MessageEmitter = /** @class */ (function () {
    function MessageEmitter(lmsOrigin) {
        this.currentWindow = window.parent || window.opener;
        this.lmsOrigin = lmsOrigin;
    }
    MessageEmitter.prototype.sendMessage = function (name, values) {
        this.currentWindow.postMessage({
            function: name,
            arguments: values,
        }, this.lmsOrigin);
    };
    MessageEmitter.prototype.setStudent = function (_a) {
        var id = _a.id, name = _a.name;
        this.sendMessage("setStudent", [id, name]);
    };
    MessageEmitter.prototype.setLessonStatus = function (status) {
        this.sendMessage("setLessonStatus", [status]);
    };
    MessageEmitter.prototype.setScore = function (score) {
        this.sendMessage("setScore", [score]);
    };
    MessageEmitter.prototype.setObjectives = function (objectives) {
        this.sendMessage("setObjectives", [objectives]);
    };
    MessageEmitter.prototype.setObjectiveScore = function (objectiveId, score) {
        this.sendMessage("setObjectiveScore", [objectiveId, score]);
    };
    MessageEmitter.prototype.setObjectiveStatus = function (objectiveId, status) {
        this.sendMessage("setObjectiveStatus", [objectiveId, status]);
    };
    return MessageEmitter;
}());
exports.MessageEmitter = MessageEmitter;