'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

/**
 * @license
 * Copyright 2017 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**
 * A container for all of the Logger instances
 */
var instances = [];
(function (LogLevel) {
    LogLevel[LogLevel["DEBUG"] = 0] = "DEBUG";
    LogLevel[LogLevel["VERBOSE"] = 1] = "VERBOSE";
    LogLevel[LogLevel["INFO"] = 2] = "INFO";
    LogLevel[LogLevel["WARN"] = 3] = "WARN";
    LogLevel[LogLevel["ERROR"] = 4] = "ERROR";
    LogLevel[LogLevel["SILENT"] = 5] = "SILENT";
})(exports.LogLevel || (exports.LogLevel = {}));
/**
 * The default log level
 */
var defaultLogLevel = exports.LogLevel.INFO;
/**
 * The default log handler will forward DEBUG, VERBOSE, INFO, WARN, and ERROR
 * messages on to their corresponding console counterparts (if the log method
 * is supported by the current log level)
 */
var defaultLogHandler = function (instance, logType) {
    var args = [];
    for (var _i = 2; _i < arguments.length; _i++) {
        args[_i - 2] = arguments[_i];
    }
    if (logType < instance.logLevel) {
        return;
    }
    var now = new Date().toISOString();
    switch (logType) {
        /**
         * By default, `console.debug` is not displayed in the developer console (in
         * chrome). To avoid forcing users to have to opt-in to these logs twice
         * (i.e. once for firebase, and once in the console), we are sending `DEBUG`
         * logs to the `console.log` function.
         */
        case exports.LogLevel.DEBUG:
            console.log.apply(console, ["[" + now + "]  " + instance.name + ":"].concat(args));
            break;
        case exports.LogLevel.VERBOSE:
            console.log.apply(console, ["[" + now + "]  " + instance.name + ":"].concat(args));
            break;
        case exports.LogLevel.INFO:
            console.info.apply(console, ["[" + now + "]  " + instance.name + ":"].concat(args));
            break;
        case exports.LogLevel.WARN:
            console.warn.apply(console, ["[" + now + "]  " + instance.name + ":"].concat(args));
            break;
        case exports.LogLevel.ERROR:
            console.error.apply(console, ["[" + now + "]  " + instance.name + ":"].concat(args));
            break;
        default:
            throw new Error("Attempted to log a message with an invalid logType (value: " + logType + ")");
    }
};
var Logger = /** @class */ (function () {
    /**
     * Gives you an instance of a Logger to capture messages according to
     * Firebase's logging scheme.
     *
     * @param name The name that the logs will be associated with
     */
    function Logger(name) {
        this.name = name;
        /**
         * The log level of the given Logger instance.
         */
        this._logLevel = defaultLogLevel;
        /**
         * The log handler for the Logger instance.
         */
        this._logHandler = defaultLogHandler;
        /**
         * Capture the current instance for later use
         */
        instances.push(this);
    }
    Object.defineProperty(Logger.prototype, "logLevel", {
        get: function () {
            return this._logLevel;
        },
        set: function (val) {
            if (!(val in exports.LogLevel)) {
                throw new TypeError('Invalid value assigned to `logLevel`');
            }
            this._logLevel = val;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(Logger.prototype, "logHandler", {
        get: function () {
            return this._logHandler;
        },
        set: function (val) {
            if (typeof val !== 'function') {
                throw new TypeError('Value assigned to `logHandler` must be a function');
            }
            this._logHandler = val;
        },
        enumerable: true,
        configurable: true
    });
    /**
     * The functions below are all based on the `console` interface
     */
    Logger.prototype.debug = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        this._logHandler.apply(this, [this, exports.LogLevel.DEBUG].concat(args));
    };
    Logger.prototype.log = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        this._logHandler.apply(this, [this, exports.LogLevel.VERBOSE].concat(args));
    };
    Logger.prototype.info = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        this._logHandler.apply(this, [this, exports.LogLevel.INFO].concat(args));
    };
    Logger.prototype.warn = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        this._logHandler.apply(this, [this, exports.LogLevel.WARN].concat(args));
    };
    Logger.prototype.error = function () {
        var args = [];
        for (var _i = 0; _i < arguments.length; _i++) {
            args[_i] = arguments[_i];
        }
        this._logHandler.apply(this, [this, exports.LogLevel.ERROR].concat(args));
    };
    return Logger;
}());

/**
 * @license
 * Copyright 2017 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
function setLogLevel(level) {
    instances.forEach(function (inst) {
        inst.logLevel = level;
    });
}

exports.Logger = Logger;
exports.setLogLevel = setLogLevel;
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