define([
    'dojo/_base/array',
    'dojo/_base/declare',
    'dojo/_base/lang',
    'dojo/when',
    '../store',
    '../app/Content',
    '../app/Page',
    '../app/Router',
    '../model/classes/Survey',
    '../model/classes/SurveyRun',
    '../widgets/LineWithActionsWidget',
    'dojo/text!./templates/surveys.html'
],function(array,declare,lang,when,store,Content,Page,Router,Survey,SurveyRun,LineWithActionsWidget,template){
    return declare([Page],{
        templateString: template,
        startup: function() {
            if ( this._started ) { return; }
            this.inherited(arguments);
            this.refresh();
        },
        _onNewSurvey: function(){
            Router.go('/survey/new');
        },
        _onPublishSurvey:function(survey){
            var self = this;
            survey.publicationDate = store.timestamp();
            store.put(survey).then(function(){
                self.refreshDrafts();
                self.refreshPublished();
            },function(err){
                Content.notify(err,'error');
            });
        },
        _onDeleteSurvey:function(survey){
            var self = this;
            store.remove(store.getIdentity(survey),store.getRevision(survey))
            .then(function(){
                self.refreshDrafts();
            },function(err){
                Content.notify(err,'error');
            });
        },
        _onEditSurvey:function(survey){
            Router.go('/survey/'+store.getIdentity(survey));
        },
        _onPreviewSurvey:function(survey){
            Router.go('/previewSurvey/'+store.getIdentity(survey));
        },
        _onRunSurvey:function(survey){
            var surveyRun = SurveyRun.create();
            SurveyRun.Survey.set(surveyRun,survey);
            store.put(surveyRun)
            .then(lang.hitch(this,function(surveyRun){
                this._onRunDetails(surveyRun);
            }),function(err){
                Content.notify(err);
            });
        },
        _onRunDetails: function(surveyRun) {
            Router.go('/surveyRun/'+store.getIdentity(surveyRun));
        },
        refresh: function() {
            this.refreshDrafts();
            this.refreshPublished();
            this.refreshRuns();
        },
        refreshDrafts: function() {
            this.draftsContainer.set('content','');
            when(store.query("_design/surveys/_view/drafts")
                    ,lang.hitch(this,function(surveys){
                this.draftsTab.set('title','Drafts ('+surveys.length+')');
                array.forEach(surveys,function(survey){
                    var w = new LineWithActionsWidget({
                        title: Survey.DisplayTitle.get(survey) || '(unnamed)',
                        actions: [{
                            callback: lang.hitch(this,'_onPublishSurvey',survey),
                            properties: {
                                label: 'Publish',
                                tooltip: 'Publish survey',
                                icon: 'Publish'
                            }
                        },{
                            callback: lang.hitch(this,'_onPreviewSurvey',survey),
                            properties: {
                                label: 'Preview',
                                tooltip: 'Preview survey',
                                icon: 'Preview'
                            }
                        },{
                            callback: lang.hitch(this,'_onDeleteSurvey',survey),
                            properties: {
                                label: 'Delete',
                                tooltip: 'Delete survey',
                                icon: 'Delete'
                            }
                        },{
                            callback: lang.hitch(this,'_onEditSurvey',survey),
                            properties: {
                                label: 'Edit',
                                tooltip: 'Edit survey',
                                icon: 'Edit'
                            }
                        }]
                    });
                    this.draftsContainer.addChild(w);
                },this);
            }));
        },
        refreshPublished: function() {
            this.publishedContainer.set('content','');
            when(store.query("_design/surveys/_view/published")
                    ,lang.hitch(this,function(surveys){
                this.publishedTab.set('title','Published ('+surveys.length+')');
                array.forEach(surveys,function(survey){
                    var w = new LineWithActionsWidget({
                        title: Survey.DisplayTitle.get(survey),
                        actions:[{
                            callback: lang.hitch(this,'_onPreviewSurvey',survey),
                            properties: {
                                label: 'Preview',
                                tooltip: 'Preview survey',
                                icon: 'Preview'
                            }
                        },{
                            callback: lang.hitch(this,'_onRunSurvey',survey),
                            properties: {
                                label: 'Run',
                                tooltip: 'Run survey',
                                icon: 'Run'
                            }
                        }]
                    });
                    this.publishedContainer.addChild(w);
                },this);
            }));
        },
        refreshRuns: function() {
            this.runsContainer.set('content','');
            when(store.query("_design/default/_view/by_type",{key:'SurveyRun'})
                    ,lang.hitch(this,function(surveyRuns){
                this.runsTab.set('title','Runs ('+surveyRuns.length+')');
                array.forEach(surveyRuns,function(surveyRun){
                    var w = new LineWithActionsWidget({
                        title: SurveyRun.DisplayTitle.get(surveyRun),
                        actions:[{
                            callback: lang.hitch(this,'_onRunDetails',surveyRun),
                            properties: {
                                label: 'Details',
                                tooltip: 'Show details for this run',
                                icon: 'Details'
                            }
                        }]
                    });
                    this.runsContainer.addChild(w);
                },this);
            }));
        }
    });
});