(function(){

    'use strict';

    angular.module('mons', [ 'ngResource', 'ngRoute', 'autocomplete' ])

        .config(function($routeProvider) {

            $routeProvider.

                when('/', {

                    controller: 'homeCtrl'

               }).

               otherwise({

                   redirectTo: '/'

               });

        })

        .config(function($logProvider){

            $logProvider.debugEnabled(true);

        })

        .service('dataApi', function($resource, context) {

            //console.log('dataApi',$resource, context);

            this.dataResource = $resource(context.urls.dataUrl);

        })

        .service('dataModel', function(dataApi, context) {

            //console.log('dataModel',this,dataApi);

            if(typeof context.categories_json !== 'undefined' && context.categories_json) {

                this.data = JSON.parse(context.categories_json);

            }

            else {

                this.data = dataApi.dataResource.get();

            }

        })

        .controller('homeCtrl', function($scope, $location, dataModel, context, $interval){

            function getURLParameter(name) {

                return decodeURI(

                    (new RegExp(name + '=' + '(.+?)(&|$)').exec(location.search)||[,null])[1]

                );

            }

            $scope.data = dataModel.data;

            var process_categories = function(data) {

                if(typeof data.categories!=='undefined' && data.categories.length>0){

                    var cats = [];

                    var nbCat = data.categories.length;

                    for(var i=0;i<nbCat;i++){

                        cats.push(data.categories[i].label);

                        if(typeof data.categories[i].subcategories!=='undefined' && data.categories[i].subcategories.length>0){

                            var nbSubCat = data.categories[i].subcategories.length;

                            for(var j=0;j<nbSubCat;j++){

                                cats.push(data.categories[i].subcategories[j].label);

                            }

                        }

                    }

                    $scope.allCatLabels = cats;

                }

            };

            if (typeof dataModel.data.$promise !== 'undefined') {

                dataModel.data.$promise.then(process_categories);

            }

            else {

                process_categories(dataModel.data);

            }

            $scope.selectedlevel = false;

            $scope.currentInterval = false;

            $scope.showSuccessAlert = false;

            $scope.showAlertDiv = false;

            function showAlert(m, success){

                $scope.alertMessage = m;

                $scope.showSuccessAlert = success;

                $scope.showAlertDiv = true;

                if(!$scope.$$phase) {

                    $scope.$apply();

                }

                if($scope.currentInterval){

                    $interval.cancel($scope.currentInterval);

                    $scope.currentInterval = false;

                }

                $scope.currentInterval = $interval(function(){ $interval.cancel($scope.currentInterval); $scope.showAlertDiv = false; }, 2000, 1);

            }

            $scope.annotPile = [];

            // Socket management

            var sock = null;

            var ellog = null;

            ellog = document.getElementById('log');

            function log(m) {

                if(ellog){

                    ellog.innerHTML += m + '\n';

                    ellog.scrollTop = ellog.scrollHeight;

                }

            }

            var wsuri;

            if (window.location.protocol === 'file:') {

                wsuri = 'ws://127.0.0.1:8090/annot';

            } else {

                wsuri = 'ws://' + window.location.hostname + ':8090/annot';

            }

            var eventCode = context.event_code;

            if(typeof eventCode==='undefined' || eventCode===''){

                eventCode = $location.search().event;

                if(typeof eventCode==='undefined' || eventCode===''){

                    eventCode = getURLParameter('event');

                    if(typeof eventCode==='undefined' || eventCode===''){

                        alert('le code de l\'événement doit être indiqué dans un paramètre de template u dans l\'url selon ?event=CODE_EVENEMENT.');

                        return;

                    }

                }

            }

            wsuri = wsuri + '?event=' + eventCode;

            if ('WebSocket' in window) {

                sock = new WebSocket(wsuri);

            } else if ('MozWebSocket' in window) {

                sock = new window.MozWebSocket(wsuri);

            } else {

                if(context.logging===true){

                    log('Browser does not support WebSocket!');

                }

                window.location = 'http://autobahn.ws/unsupportedbrowser';

            }

            if (sock) {

                sock.onopen = function() {

                    if(context.logging===true){

                        log('Connected to ' + wsuri);

                    }

                };

                sock.onclose = function(e) {

                    if(context.logging===true){

                        log('Connection closed (wasClean = ' + e.wasClean + ', code = ' + e.code + ', reason = ' + e.reason + ')');

                    }

                    showAlert('Communication interrompue : la socket vient de se fermer.', false);

                    sock = null;

                };

                sock.onmessage = function(e) {

                    var data_json = JSON.parse(e.data);

                    //console.log('1', data_json);

                    if(context.logging){

                        log('Got message: ' + e.data);

                    }

                    //showAlert('Annotation bien reçue.', true);

                    //console.log('2 message', $scope.annotPile.length);

                    if($scope.annotPile.length>0){

                        var c = $scope.annotPile.shift();

                        //console.log('3 message', c);

                        //console.log('2',data_json.status,data_json.status==='OK');

                        var ok = data_json.status==='OK';

                        var i;

                        if(c===false){

                            //showAlert('Annotation envoyée.', true);

                            $scope.sendBtnSuccess = ok;

                            $scope.sendBtnError = !ok;

                            i = $interval(function(){ $interval.cancel(i); $scope.sendBtnSuccess = false; $scope.sendBtnError = false; }, 2000, 1);

                        }

                        else{

                            c.sendSuccess = ok;

                            c.sendError = !ok;

                            i = $interval(function(){ $interval.cancel(i); c.sendSuccess = false; c.sendError = false; }, 2000, 1);

                        }

                        if(!$scope.$$phase) {

                            $scope.$apply();

                        }

                    }

                };

            }

            $scope.sendAnnotation = function(label, code, c){

                if($scope.username==='' || typeof $scope.username==='undefined'){

                    showAlert('Vous devez indiquer un nom d\'utilisateur.', false);

                    return;

                }

                if(label==='' || typeof label==='undefined'){

                    showAlert('Vous devez indiquer un nom de catégorie.', false);

                    return;

                }

                // Send query

                if (sock) {

                    if(typeof code==='undefined' || code===''){

                        code = window.S(label).slugify().s;

                    }

                    var new_annot = {

                            category: {code: code, label: label},

                            user : $scope.username

                    };

                    sock.send(JSON.stringify(new_annot));

                    if(context.logging===true){

                        log('Sent: ' + JSON.stringify(new_annot));

                    }

                    if(typeof c==='undefined'){

                        $scope.annotPile.push(false);

                    }

                    else{

                        $scope.annotPile.push(c);

                    }

                } else {

                    showAlert('La socket ne fonctionne pas.', false);

                    if(context.logging===true){

                        log('Not connected.');

                    }

                }

            };

            // Interface management

            $scope.selectLevel = function(label, code, c){

                if(typeof c==='undefined'){

                    $scope.returnVisStyle = {visibility:'hidden'};

                    $scope.selectedlevel = false;

                    return;

                }

                if(typeof c.subcategories!=='undefined' && c.subcategories.length>0){

                    $scope.selectedlevel = c.subcategories;

                    $scope.returnVisStyle = {visibility:'show'};

                }

                else{

                    // Send query

                    //console.log('send ntm', c);

                    $scope.sendAnnotation(label, code, c);

                }

            };

        });

})();