Ceras/themes/ceras/node_modules/browser-sync/dist/logger.js

"use strict";
var messages = require("./connect-utils");
var utils = require("./utils");
var _ = require("./lodash.custom");
var template = "[{blue:%s}] ";
var logger = require("eazy-logger").Logger({
    useLevelPrefixes: false
});
module.exports.logger = logger;
/**
 * @param name
 * @returns {*}
 */
module.exports.getLogger = function (name) {
    return logger.clone(function (config) {
        config.prefix = config.prefix + template.replace("%s", name);
        return config;
    });
};
/**
 * Logging Callbacks
 */
module.exports.callbacks = {
    /**
     * Log when file-watching has started
     * @param {BrowserSync} bs
     * @param data
     */
    "file:watching": function (bs, data) {
        if (Object.keys(data).length) {
            logger.info("Watching files...");
        }
    },
    /**
     * Log when a file changes
     * @param {BrowserSync} bs
     * @param data
     */
    "file:reload": function (bs, data) {
        if (canLogFileChange(bs, data)) {
            if (data.path[0] === "*") {
                return logger.info("{cyan:Reloading files that match: {magenta:%s", data.path);
            }
            logger.info("{cyan:File event [" + data.event + "] : {magenta:%s", data.path);
        }
    },
    /**
     *
     */
    "service:exit": function () {
        logger.debug("Exiting...");
    },
    /**
     *
     */
    "browser:reload": function (bs, data) {
        if (data === void 0) { data = {}; }
        if (canLogFileChange(bs)) {
            if (data.files && data.files.length > 1) {
                return logger.info("{cyan:Reloading Browsers... (buffered " + data.files.length + " events)");
            }
            logger.info("{cyan:Reloading Browsers...");
        }
    },
    /**
     *
     */
    "browser:error": function () {
        logger.error("Couldn't open browser (if you are using BrowserSync in a headless environment, you might want to set the {cyan:open} option to {cyan:false})");
    },
    /**
     * @param {BrowserSync} bs
     * @param data
     */
    "stream:changed": function (bs, data) {
        if (canLogFileChange(bs)) {
            var changed = data.changed;
            logger.info("{cyan:%s %s changed} ({magenta:%s})", changed.length, changed.length > 1 ? "files" : "file", changed.join(", "));
        }
    },
    /**
     * Client connected logging
     * @param {BrowserSync} bs
     * @param data
     */
    "client:connected": function (bs, data) {
        var uaString = utils.getUaString(data.ua);
        var msg = "{cyan:Browser Connected: {magenta:%s, version: %s}";
        var method = "info";
        if (!bs.options.get("logConnections")) {
            method = "debug";
        }
        logger.log(method, msg, uaString.name, uaString.version);
    },
    /**
     * Main logging when the service is running
     * @param {BrowserSync} bs
     * @param data
     */
    "service:running": function (bs, data) {
        var type = data.type;
        if (bs.options.get('json')) {
            return console.log(JSON.stringify({
                "service:running": {
                    "options": bs.options.toJS()
                }
            }));
        }
        if (type === "server") {
            var baseDir = bs.options.getIn(["server", "baseDir"]);
            logUrls(bs.options.get("urls").toJS());
            if (baseDir) {
                if (utils.isList(baseDir)) {
                    baseDir.forEach(serveFiles);
                }
                else {
                    serveFiles(baseDir);
                }
            }
        }
        if (type === "proxy") {
            logger.info("Proxying: {cyan:%s}", bs.options.getIn(["proxy", "target"]));
            logUrls(bs.options.get("urls").toJS());
        }
        if (type === "snippet") {
            if (bs.options.get("logSnippet")) {
                logger.info("{bold:Copy the following snippet into your website, " +
                    "just before the closing {cyan:</body>} tag");
                logger.unprefixed("info", messages.scriptTags(bs.options));
            }
            logUrls(bs.options
                .get("urls")
                .filter(function (value, key) {
                return key.slice(0, 2) === "ui";
            })
                .toJS());
        }
        function serveFiles(base) {
            logger.info("Serving files from: {magenta:%s}", base);
        }
    }
};
/**
 * Plugin interface for BrowserSync
 * @param {EventEmitter} emitter
 * @param {BrowserSync} bs
 * @returns {Object}
 */
module.exports.plugin = function (emitter, bs) {
    var logPrefix = bs.options.get("logPrefix");
    var logLevel = bs.options.get("logLevel");
    // Should set logger level here!
    logger.setLevel(logLevel);
    if (logPrefix) {
        if (_.isFunction(logPrefix)) {
            logger.setPrefix(logPrefix);
        }
        else {
            logger.setPrefix(template.replace("%s", logPrefix));
        }
    }
    _.each(exports.callbacks, function (func, event) {
        emitter.on(event, func.bind(this, bs));
    });
    return logger;
};
/**
 *
 * @param urls
 */
function logUrls(urls) {
    var keys = Object.keys(urls);
    var longestName = 0;
    var longesturl = 0;
    var offset = 2;
    if (!keys.length) {
        return;
    }
    var names = keys.map(function (key) {
        if (key.length > longestName) {
            longestName = key.length;
        }
        if (urls[key].length > longesturl) {
            longesturl = urls[key].length;
        }
        return key;
    });
    var underline = getChars(longestName + offset + longesturl + 1, "-");
    var underlined = false;
    logger.info("{bold:Access URLs:");
    logger.unprefixed("info", "{grey: %s", underline);
    keys.forEach(function (key, i) {
        var keyname = getKeyName(key);
        logger.unprefixed("info", " %s: {magenta:%s}", getPadding(key.length, longestName + offset) + keyname, urls[key]);
        if (!underlined && names[i + 1] && names[i + 1].indexOf("ui") > -1) {
            underlined = true;
            logger.unprefixed("info", "{grey: %s}", underline);
        }
    });
    logger.unprefixed("info", "{grey: %s}", underline);
}
/**
 * @param {Number} len
 * @param {Number} max
 * @returns {string}
 */
function getPadding(len, max) {
    return new Array(max - (len + 1)).join(" ");
}
/**
 * @param {Number} len
 * @param {String} char
 * @returns {string}
 */
function getChars(len, char) {
    return new Array(len).join(char);
}
/**
 * Transform url-key names into something more presentable
 * @param key
 * @returns {string}
 */
function getKeyName(key) {
    if (key.indexOf("ui") > -1) {
        if (key === "ui") {
            return "UI";
        }
        if (key === "ui-external") {
            return "UI External";
        }
    }
    return key.substr(0, 1).toUpperCase() + key.substring(1);
}
/**
 * Determine if file changes should be logged
 * @param bs
 * @param data
 * @returns {boolean}
 */
function canLogFileChange(bs, data) {
    if (data && data.log === false) {
        return false;
    }
    return bs.options.get("logFileChanges");
}
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