/*******************************************************************************
 * 
 * Nx日志管理器
 * 
 *      
 * 
 *          2021.12.10
 ******************************************************************************/

// 日志等级
const LOG_LEVEL = {
	All: 0,	// 全部
	Info: 1,	// 普通+警告+错误
	Warn: 2,	// 警告+错误
	Error: 3		// 错误
};

// 美化颜色
const PCS = [
	'color: #8F8F8F',
	'color: #009C9C',
	'color: #Violet',
	'color: #FF0000',
];

// 等级前缀
const LEVEL_KEYS = [ "LOG", "LOG", "WARN", "ERROR" ];

// 缓存键值
const LOG_CACHE = "LOG_CACHE";

// 缓存条数
const CACHE_LIMIT = 100;

// 路由
const UPLOAD_ROUTER = "api/upload/save";

var NxLogger = cc.Class( {

	name: "NxLogger",

	// 创建
	ctor: function() {

		this.level = LOG_LEVEL.All;
		this.upURL = "";
		this.stUpload = 0;

		// 缓存拉取
		this.cache = [];
		// if( cc.sys.localStorage ) {
		// 	var s = cc.sys.localStorage.getItem( LOG_CACHE );
		// 	if( typeof s == "string" && s != "" ) {
		// 		this.cache = nx.dt.dejson( s );
		// 	}
		// }

		// 接受浏览器消息
		var self = this;
		if( cc.sys.isBrowser && window ) {
			window.addEventListener( "unload", () => {
				self.saveCaches();
			} );
		}

		// 全局服务开启
		this.setLevel( CC_DEBUG ? 0 : 2 );
	},

	// 销毁
	destroy: function() {

		// 缓存
		this.saveCaches();
	},

	// 设置等级
	setLevel: function( _lv ) {

		this.level = _lv;

		if( cc.debug ) {
			let dL = ( _lv == LOG_LEVEL.All ) ? 1 : 2;
			cc.debug._resetDebugSetting( dL )
		}

	},

	// 调试
	debug: function() {
		this._output( LOG_LEVEL.All, this.formatS( arguments ) );
	},

	// 普通
	info: function() {
		this._output( LOG_LEVEL.Info, this.formatS( arguments ) );
	},

	// 警告
	warn: function() {
		this._output( LOG_LEVEL.Warn, this.formatS( arguments ) );
	},

	// 错误
	error: function() {
		this._output( LOG_LEVEL.Error, this.formatS( arguments ) );
	},

	// 输出日志
	_output: function( _type, _text ) {

		// let head = LEVEL_KEYS[_type] || LEVEL_KEYS[0];
		// let text = cc.js.formatStr( "%s[%s]%s", this.getTime(), head, _text );
		let text = cc.js.formatStr( "%s%s", this.getTime(), _text );

		// 缓存
		if( _type != LOG_LEVEL.All ) { 

			// 长度剪裁
			let short = "";
			let len = text.length;
			if( len > 100 ) {
				short = text.substr( 0, 100 ) + `...(len${len})`;
			} else {
				short = text;
			}
			this.cache.push( short );
			if( this.cache.length > CACHE_LIMIT ) {
				this.cache.splice( 0, CACHE_LIMIT / 2 );
			}
		}

		// 过滤
		if( _type < this.level ) {
			return;
		}

		// 输出
		switch( _type ) {
			case 2: cc.warn( text ); break;
			case 3: cc.error( text ); break;
			default: cc.log( "%c" + text, PCS[ _type ] ); break;
		}

	},

	// 日志保存
	saveCaches: function() {
		// if( cc.sys.localStorage ) {
		// 	cc.sys.localStorage.setItem( LOG_CACHE, nx.dt.enjson( this.cache ) );
		// }
	},

	// 是否存在错误日志
	haveError: function() {

		for( let i = 0; i < this.cache.length; ++i ) {
			var line = this.cache[ i ];
			if( line.substr( 0, 7 ) == "[ERROR]" ) {
				return true;
			}
		}
		return false;

	},

	// 上传日志
	bugUpload: function( _url, _error ) {

		// 间隔十分钟可以上传一次
		let dt = Date.now() - this.stUpload;
		if( dt < 600000 ) {
			console.log( "上传日志太频繁,这次忽略..." );
			return;
		}

		// 上传地址无效
		let url = _url || this.upURL;
		if( nx.dt.strEmpty( url ) ) {
			console.warn( "上传日志失败,地址为空..." );
			return;
		}

		// 数据归纳
		let to = Math.max( 0, this.cache.length - 1 );
		let from = Math.max( 0, to - 30 );
		let params = {
			logs: this.cache.slice( from, to ),
			bugs: _error || "none",
		}

		// 上传
		let data = nx.dt.enjson( params );
		nx.web.upload( url, {}, data, ( _code, _params ) => {
			console.log( "BUG提交完毕." + _code );
			this.stUpload = Date.now();
		} );

	},

	// 获取时间
	getTime: function() {

		var f2 = function( v ) {
			return ( v < 10 ) ? ( "0" + v ) : v;
		};

		var f3 = function( v ) {
			if( v < 10 ) {
				return ( "00" + v );
			}
			return ( v < 100 ) ? ( "0" + v ) : v;
		};

		var d = new Date();
		var str = cc.js.formatStr( "[%s:%s:%s:%s]",
			// 	d.getMonth() + 1,
			// 	d.getDate(),
			f2( d.getHours() ),
			f2( d.getMinutes() ),
			f2( d.getSeconds() ),
			f3( d.getMilliseconds() ) );

		return str;
	},

	// 直接格式化
	formatS: function( args ) {

		var REGEXP_NUM_OR_STR = /(%d)|(%s)/;
		var REGEXP_STR = /%s/;

		var argLen = args.length;
		if( 0 === argLen ) {
			return "";
		}

		var msg = args[ 0 ];

		if( typeof ( msg ) != "string" || msg == "" ) {
			// cc.warn( "取文本失败,参数无效:" + msg );
			return "";
		}

		if( 1 === argLen ) {
			return "" + msg;
		}

		var hasSubstitution = "string" === typeof msg && REGEXP_NUM_OR_STR.test( msg );
		if( hasSubstitution ) {
			for( var i = 1; i < argLen; ++i ) {
				var arg = args[ i ];
				var regExpToTest = "number" === typeof arg ? REGEXP_NUM_OR_STR : REGEXP_STR;
				regExpToTest.test( msg ) ? msg = msg.replace( regExpToTest, arg ) : msg += " " + arg;
			}
		}
		else {
			for( var _i = 1; _i < argLen; ++_i ) {
				msg += " " + args[ _i ];
			}
		}
		return msg;
	},

	// JS异常输出
	onExceptionJS: function( _loc, _message, _stack ) {
		this._output( 1, "EXCEPTION:" );
		this._output( 2, "   :" + _message );
		this._output( 1, "   :" + _loc );
	},

} );

// 模块导出
module.exports = NxLogger;