(function() {
    'use strict';

    angular
        .module('appMessage')
        .directive('ngCurrentMsg', CurrentMsg);

    CurrentMsg.inject = ['$location', '$anchorScroll', '$timeout'];

    function CurrentMsg($location, $anchorScroll, $timeout) {
        var directive = {
            link: link,
            restrict: 'A',
            scope: {
                msg: '=ngCurrentMsg',
                appContent: '=ngAppContent'
            }
        };
        return directive;

        function link(scope, element, attrs) {

            var gotoBottom = function() {
                $location.hash("bottom");
                $anchorScroll();
            };
            var extend = function(dest, source) {
                for (var key in source) {
                    if (source.hasOwnProperty(key)) {
                        dest[key] = source[key];
                    }
                }
                return dest;
            };
            var toColor = function(num) {
                var color = num.toString(16);
                while (color.length < 6) {
                    color = '0' + color;
                }
                return color;
            }
            var replaceSystemFace = function(content) {
                //匹配表情
                var g = (/\/\:([\w]+)/).exec(content);
                while (g !== null) {
                    scope.appContent.faceConfig.sys.forEach(function(element) {
                        content = content.replace(element.shortcut, '<img style="height:56px" src="local://' + scope.appContent.directory.base + element.image + '">');
                    }, this);
                    g = (/\/\:([\w]+)/).exec(content);
                }
                //匹配截图
                var g = (/\[image\-src=\"([\w\W]+?)\"\]/i).exec(content);
                while (g !== null) {
                    content = content.replace(g[0], function() {
                        var html = '<a href="#" class="thumbnail"' + '>' +
                            '<img style="max-width:270px;max-height:250px;" src="local://' + scope.appContent.directory.received + g[1] + '.JPG' + '" alt="" >' +
                            '</a>';
                        loadImg("local://" + scope.appContent.directory.received + g[1] + ".JPG", addImg);

                        function loadImg(url, callback) {
                            var img = new Image();
                            img.onload = function() {
                                img.onload = null;
                                callback(img);
                            }
                            img.src = url;
                            //img.attr("defaulturl", "../images/img.png");
                        }

                        function addImg(img) {
                            //$(img).appendTo($(".image"));
                            gotoBottom();
                        }
                        return html;
                    });
                    g = (/\[image\-src=\"([\w\W]+?)\"\]/i).exec(content);
                }
                //匹配网址
                var i = 0;
                var m = content.match(/(((((http|ftp|https|HTTP|FTP|HTTPS):\/\/)[\w\-_]+)|www|WWW|[0-9]+)(\.(?!gif|jpg|png|mp3)[\w\-_]+)+([\w\-\.,@?^=%:/~\+#]*[\w\-\@?^=%/~\+#\r\n]))/ig);
                console.log(m);
                if (m == null)
                    return content;
                content = content.replace(/(((((http|ftp|https|HTTP|FTP|HTTPS):\/\/)[\w\-_]+)|www|WWW|[0-9]+)(\.(?!gif|jpg|png|mp3)[\w\-_]+)+([\w\-\.,@?^=%:/~\+#]*[\w\-\@?^=%/~\+#\r\n]))/ig, function() {
                    var html = '';
                    var g = (/((((http|ftp|https|HTTP|FTP|HTTPS):\/\/)[\w\-_]+)(\.[\w\-_]+)+([\w\-\.,@?^=%:/~\+#]*[\w\-\@?^=%/~\+#\r\n]))/ig).exec(m[i]);
                    if (g == null)
                        html = '<a target="_blank" href="http://' + m[i] + '">' +
                        m[i] +
                        '</a>';
                    else
                        html = '<a target="_blank" href="' + m[i] + '">' +
                        m[i] +
                        '</a>';
                    i = i + 1;
                    return html;
                });
                return content;
            };

            var replaceImage = function(content) {}
            var html = '';
            var message = document.getElementById("message");
            // 消息类型（[1，文本消息]，[2，图片消息]，[3，文件消息], [4，位置消息]，[5，语音消息]）
            if (scope.appContent === undefined || scope.appContent.faceConfig === undefined || scope.appContent.faceConfig.sys === undefined) {
                html = '<span class="text-message">' + scope.msg.content + '</span>';
            } else if (scope.msg.contentType == 1) {
                //var style = { style: "normal", weight: "normal" };
                var style = JSON.parse(scope.msg.style);
                style = extend({
                    style: 'normal',
                    weight: 'normal',
                    size: 9,
                    family: '微软雅黑',
                    color: 0
                }, style);
                html = '<span class="text-message"' + ' style="font:' + style.style + ' ' + style.weight + ' ' + style.size + 'pt' + ' ' + style.family + ';color:#' + toColor(style.color) + '">' +
                    replaceSystemFace(scope.msg.content) + '</span>';
            } else if (scope.msg.contentType == 2) {
                html = '<span class="text-message">' +
                    '<a href="#" class="thumbnail" >' +
                    '<img src="' + scope.msg.content + '" alt="通用的占位符缩略图" >' +
                    '</a>' +
                    '</span>';
            } else if (scope.msg.contentType == 3) {
                element.css({
                    width: '275px'
                });
                //element.addClass('file-message');
                var reg = /\?[\W\w]*/;
                var fileName = decodeURIComponent(reg.exec(scope.msg.content).toString().substr(1));

                html = '<div class="file-message">' +
                    '<img src="../img/unkown.png" onError= "this.src = \'../img/file/unkown.png\'">' +
                    '<span style="float:left; margin:5px 0px 0px 0px">文件名：' + fileName + '<br/>大小：' + scope.msg.length + '</span>' +
                    '<div class="p-t-sm text-right">' +
                    '<a class="text-primary" role="button"><span>打开</span></a>&nbsp&nbsp' +
                    '<a class="text-primary" role="button"><span>打开文件夹</span></a>' +
                    '</div>' +
                    '</div>';
            } else if (scope.msg.contentType == 4) {
                html = '<span class="text-message">' +
                    '<iframe class="map" border=0 src="' + scope.msg.content + '" frameBorder=no></iframe>' +
                    '</span>';
            } else if (scope.msg.contentType == 5) {
                html = '<span class="text-message">' +
                    '<audio src="' + scope.msg.content + '" controls="controls">' +
                    '</audio>' +
                    '</span>';
            }
            console.log(html);
            var newElement = angular.element(html);
            element.append(newElement);
            // $(function() {
            //     $("img.lazy").lazyload();
            // });
            message.addEventListener('load', gotoBottom());
        }
    }
})();