app.factory('alertService', function(){
    function Alert(){
        this.title = null;
        this.message = null;
        this.visible = null;
        this.cb = null;
    }

    Alert.prototype.showMessage = function(title, msg, cb){
        this.message = msg;
        this.title = title;
        this.visible = true;
        this.cb = cb;
    }

    Alert.prototype.dismiss = function(){
        this.message = null;
        this.title = null;
        this.visible = false;
        if(this.cb) {this.cb();}
    }

    return {
        create: function(){
            return new Alert();
        }
    }
});


app.factory('auth', ['$http','$routeParams', '$q', 'session', 'config',function($http,$routeParams, $q, session,config){
    var _openid = '';

    if(typeof g_openid !== 'undefined'){
        _openid = g_openid;
    }

    if(!_openid){
        _openid = session.get("openid");
    }

    //是否已经绑定
    var isBind = function(){
        var defer = $q.defer();

        var token = getToken();
        if(token && token.length>10){
            defer.resolve(token);
        } else {
            getOpenId().then(function(openid){
                return $http.post(
                    config.apiUrl+ 'users/isbind',
                    {openid: openid}
                )
            }).then(function(response){
                if(response.data.status!=0){
                    defer.reject(response.data.message);
                }else {
                    session.save("token", response.data.token);
                    defer.resolve(response.data.token);
                }
            }).catch(function(e){
                defer.reject(e);
            });
        }

        return defer.promise;
    }

    var getOpenId = function() {
        var deferred = $q.defer();
        console.log(_openid);
        if (typeof _openid !== 'undefined' && _openid && _openid.length > 0){
            deferred.resolve(_openid);
        } else {
            var code = window.g_code || $routeParams.code || session.get("code");
            $http({
                url: '/wechat/get_open_id',
                data: {code: code},
                method: 'POST'
            }).then(function successCallback(response) {
                if(response.data.status != 0){
                    deferred.reject(response.data.message);
                } else{
                    _openid = response.data.openid;
                    //session.save("openid", _openid);
                    deferred.resolve(_openid);
                }
            }, function errorCallback(response) {
                deferred.reject(response);
            });
        }
        return deferred.promise;
    };
    var openid = function(){
        return _openid;
    };
    var getToken = function(){
        return session.get("token");
    }
    return {isBind: isBind, token: getToken, openid: getOpenId};
}]);

app.factory("session", function(){
    return {
        save: function(key,value){
            sessionStorage.setItem(key,value);
        },
        get: function(key){
            return sessionStorage.getItem(key);
        }
    }
});

app.factory('rms', function(){
    var _saveStorage = {};
    var save = function(key, value){
        _saveStorage[key] = value;
    };

    var get = function(key){
        return _saveStorage[key];
    };

    return {save: save, get: get};
});

app.factory('common', ['$http', 'auth', '$routeParams', function($http, auth, $routeParams){
    var addCommonReply = function(id, type, data, cb){

        if(!data.comment || data.comment.length<=0){
            return;
        }

        var temp =  data.comment.replace(/\n/g,'<br/>');

        var userInfo = {
            type: type,
            content: temp,
            token: auth.token()
        };
        //回复按钮禁用
        data.disabled = true;

        $http({
            method: 'POST',
            url: apiUrl+ "new_comment/"+id,
            data: userInfo
        }).then(function successCallback(response) {
            //alert("提交成功");
            //数据提交完成,回复按钮启用
            data.disabled = false;
            if(typeof cb === 'function'){
                cb();
            }
        }, function errorCallback(response) {
        });
    };

    var loadCommonData = function(id, type){
        return $http({
            method: 'GET',
            url: apiUrl+ type + "/" + id+"?token="+auth.token()
        })
    };

    var addCommonPraise = function(act){
        act.praise_count += 1;
        act.has_praise = true;

        $http({
            method: 'POST',
            url: apiUrl + "praise/" + act.act_id,
            data:{token:auth.token(),type:act.act_type}
        }).then(function successCallback(response) {
            console.log(response.data);
        }, function errorCallback(response) {
        });

    };

    var decreaseCommonPraise = function(act){
        act.praise_count -= 1;
        act.has_praise = false;

        $http({
            method: 'POST',
            url: apiUrl + "praise/" + act.act_id,
            data:{token:auth.token(),type:act.act_type}
        }).then(function successCallback(response) {
            console.log(response.data);
        }, function errorCallback(response) {
        });
    };

    var init = function(args){
        args.scope.formData = {comment: ''};
        var loadData = function(id){
            loadCommonData(id, args.type).then(function successCallback(response) {
                args.loadCallback(response.data);
            }, function errorCallback(response) {
            });
        };

        loadData(args.id);
        args.scope.addReply = function(data){
            console.log(data.comment);
            addCommonReply(args.id, args.replyType, data, function(){
                args.scope.formData = {comment: ''};
                loadData(args.id);
                if(typeof args.replyCallback === 'function'){
                    args.replyCallback();
                }
            });
        };
        args.scope.addPraise = addCommonPraise;
        args.scope.decreasePraise = decreaseCommonPraise;
    }

    return {init: init, addCommonReply: addCommonReply, loadCommonData: loadCommonData, addCommonPraise: addCommonPraise, decreaseCommonPraise: decreaseCommonPraise};
}]);