'use strict';

const Analytics = function (trackingId, userId, appName, appVersion, gitRevision, os, checkForDebugVersions, optOut, debugMode, buildType) {
    this._trackingId = trackingId;

    this.setOptOut(optOut);

    this._googleAnalytics = googleAnalytics;

    this._googleAnalytics.initialize(this._trackingId, {
        storage: 'none',
        clientId: userId,
        debug: !!debugMode,
    });

    // Make it work for the Chrome App:
    this._googleAnalytics.set('forceSSL', true);
    this._googleAnalytics.set('transport', 'xhr');

    // Make it work for NW.js:
    this._googleAnalytics.set('checkProtocolTask', null);

    this._googleAnalytics.set('appName', appName);
    this._googleAnalytics.set('appVersion', debugMode ? appVersion + '-debug' : appVersion);

    this.EVENT_CATEGORIES = {
        APPLICATION: 'Application',
        FLIGHT_CONTROLLER: 'FlightController',
        FLASHING: 'Flashing',
    };

    this.DATA = {
        BOARD_TYPE: 'boardType',
        API_VERSION: 'apiVersion',
        FIRMWARE_TYPE: 'firmwareType',
        FIRMWARE_VERSION: 'firmwareVersion',
        FIRMWARE_NAME: 'firmwareName',
        FIRMWARE_SOURCE: 'firmwareSource',
        FIRMWARE_CHANNEL: 'firmwareChannel',
        FIRMWARE_ERASE_ALL: 'firmwareEraseAll',
        FIRMWARE_SIZE: 'firmwareSize',
        MCU_ID: 'mcuId',
        LOGGING_STATUS: 'loggingStatus',
        LOG_SIZE: 'logSize',
        TARGET_NAME: 'targetName',
        BOARD_NAME: 'boardName',
        MANUFACTURER_ID: 'manufacturerId',
        MCU_TYPE: 'mcuType',
    };

    this.DIMENSIONS = {
        CONFIGURATOR_OS: 1,
        BOARD_TYPE: 2,
        FIRMWARE_TYPE: 3,
        FIRMWARE_VERSION: 4,
        API_VERSION: 5,
        FIRMWARE_NAME: 6,
        FIRMWARE_SOURCE: 7,
        FIRMWARE_ERASE_ALL: 8,
        CONFIGURATOR_EXPERT_MODE: 9,
        FIRMWARE_CHANNEL: 10,
        LOGGING_STATUS: 11,
        MCU_ID: 12,
        CONFIGURATOR_CHANGESET_ID: 13,
        CONFIGURATOR_USE_DEBUG_VERSIONS: 14,
        TARGET_NAME: 15,
        BOARD_NAME: 16,
        MANUFACTURER_ID: 17,
        MCU_TYPE: 18,
        CONFIGURATOR_BUILD_TYPE: 19,
    };

    this.METRICS = {
        FIRMWARE_SIZE: 1,
        LOG_SIZE: 2,
    };

    this.setDimension(this.DIMENSIONS.CONFIGURATOR_OS, os);
    this.setDimension(this.DIMENSIONS.CONFIGURATOR_CHANGESET_ID, gitRevision);
    this.setDimension(this.DIMENSIONS.CONFIGURATOR_USE_DEBUG_VERSIONS, checkForDebugVersions);
    this.setDimension(this.DIMENSIONS.CONFIGURATOR_BUILD_TYPE, buildType);

    this.resetFlightControllerData();
    this.resetFirmwareData();
};

Analytics.prototype.setDimension = function (dimension, value) {
    const dimensionName = `dimension${dimension}`;
    this._googleAnalytics.custom(dimensionName, value);
};

Analytics.prototype.setMetric = function (metric, value) {
    const metricName = `metric${metric}`;
    this._googleAnalytics.custom(metricName, value);
};

Analytics.prototype.sendEvent = function (category, action, options) {
    this._googleAnalytics.event(category, action, options);
};

Analytics.prototype.sendChangeEvents = function (category, changeList) {
    for (const actionName in changeList) {
        if (changeList.hasOwnProperty(actionName)) {
            const actionValue = changeList[actionName];
            if (actionValue !== undefined) {
                this.sendEvent(category, actionName, { eventLabel: actionValue });
            }
        }
    }
};

Analytics.prototype.sendSaveAndChangeEvents = function (category, changeList, tabName) {
    this.sendEvent(category, 'Save', {
        eventLabel: tabName,
        eventValue: Object.keys(changeList).length,
    });
    this.sendChangeEvents(category, changeList);
};

Analytics.prototype.sendAppView = function (viewName) {
    this._googleAnalytics.screenview(viewName);
};

Analytics.prototype.sendTiming = function (category, timing, value) {
    this._googleAnalytics.timing(category, timing, value);
};

Analytics.prototype.sendException = function (message) {
    this._googleAnalytics.exception(message);
};

Analytics.prototype.setOptOut = function (optOut) {
    window['ga-disable-' + this._trackingId] = !!optOut;
};

Analytics.prototype._rebuildFlightControllerEvent = function () {
    this.setDimension(this.DIMENSIONS.BOARD_TYPE, this._flightControllerData[this.DATA.BOARD_TYPE]);
    this.setDimension(this.DIMENSIONS.FIRMWARE_TYPE, this._flightControllerData[this.DATA.FIRMWARE_TYPE]);
    this.setDimension(this.DIMENSIONS.FIRMWARE_VERSION, this._flightControllerData[this.DATA.FIRMWARE_VERSION]);
    this.setDimension(this.DIMENSIONS.API_VERSION, this._flightControllerData[this.DATA.API_VERSION]);
    this.setDimension(this.DIMENSIONS.LOGGING_STATUS, this._flightControllerData[this.DATA.LOGGING_STATUS]);
    this.setDimension(this.DIMENSIONS.MCU_ID, this._flightControllerData[this.DATA.MCU_ID]);
    this.setMetric(this.METRICS.LOG_SIZE, this._flightControllerData[this.DATA.LOG_SIZE]);
    this.setDimension(this.DIMENSIONS.TARGET_NAME, this._flightControllerData[this.DATA.TARGET_NAME]);
    this.setDimension(this.DIMENSIONS.BOARD_NAME, this._flightControllerData[this.DATA.BOARD_NAME]);
    this.setDimension(this.DIMENSIONS.MANUFACTURER_ID, this._flightControllerData[this.DATA.MANUFACTURER_ID]);
    this.setDimension(this.DIMENSIONS.MCU_TYPE, this._flightControllerData[this.DATA.MCU_TYPE]);
};

Analytics.prototype.setFlightControllerData = function (property, value) {
    this._flightControllerData[property] = value;

    this._rebuildFlightControllerEvent();
};

Analytics.prototype.resetFlightControllerData = function () {
    this._flightControllerData = {};

    this._rebuildFlightControllerEvent();
};

Analytics.prototype._rebuildFirmwareEvent = function () {
    this.setDimension(this.DIMENSIONS.FIRMWARE_NAME, this._firmwareData[this.DATA.FIRMWARE_NAME]);
    this.setDimension(this.DIMENSIONS.FIRMWARE_SOURCE, this._firmwareData[this.DATA.FIRMWARE_SOURCE]);
    this.setDimension(this.DIMENSIONS.FIRMWARE_ERASE_ALL, this._firmwareData[this.DATA.FIRMWARE_ERASE_ALL]);
    this.setDimension(this.DIMENSIONS.FIRMWARE_CHANNEL, this._firmwareData[this.DATA.FIRMWARE_CHANNEL]);
    this.setMetric(this.METRICS.FIRMWARE_SIZE, this._firmwareData[this.DATA.FIRMWARE_SIZE]);
};

Analytics.prototype.setFirmwareData = function (property, value) {
    this._firmwareData[property] = value;

    this._rebuildFirmwareEvent();
};

Analytics.prototype.resetFirmwareData = function () {
    this._firmwareData = {};

    this._rebuildFirmwareEvent();
};