Custom top filtering links

source/index.html.jade

@@ -21,6 +21,8 @@ html(ng-app="sideBySide" ng-controller="AppController")
 		// top menu
 		.pure-menu.pure-menu-open.pure-menu-horizontal.menu-main
 			ul
+				li(ng-repeat="link in links")
+					a(href="" ng-click="display(link.display)" ng-bind-html="link.text")
 				li
 					a(href="" ng-click="showPage('help')") Help
 				li

source/scripts/controllers/app.js.coffee

@@ -1,6 +1,6 @@
 angular.module("sideBySide").controller "AppController",
-['$scope', 'ngDialog', 'poems'
-($scope, ngDialog, poems) ->
+['$scope', 'ngDialog', 'filter', 'poems'
+($scope, ngDialog, filter, poems) ->
 	$scope.title = =>
 		sbs = 'Side By Side viewer'
 		if poems.config.title
@@ -8,6 +8,17 @@ angular.module("sideBySide").controller "AppController",
 		else
 			sbs
 
+	$scope.$watchCollection ->
+		poems.config
+	, ->
+		if 'links' of poems.config
+			$scope.links = poems.config.links.map (link) ->
+				link.display = JSON.stringify link.display
+				link
+
+	$scope.display = (encoded) ->
+		filter.setFilter JSON.parse encoded
+
 	$scope.showPage = (page) ->
 		ngDialog.open {
 			template: 'partials/' + page + '.html'

source/scripts/services/filter.js.coffee

@@ -5,6 +5,13 @@ angular.module("sideBySide").service "filter",
 	@update = ->
 		extractHeaders poems.all
 
+	@setFilter = (filter) ->
+		for key, values of filter
+			null
+
+		poems.all.map (poem) ->
+			poem.meta.Active = poem.meta[key] in values
+
 	@getFilter = ->
 		encodings = []
 		for header in headers

source/tests/services/filter.js.coffee

@@ -70,3 +70,17 @@ test "get filter for arbitrary poems using shortest key", ->
 	deepEqual filter.getFilter(), {
 		'Code': [ 'vrch', 'muz' ]
 	}
+
+test "set filter", ->
+	setPoems()
+	poemList.vrch.meta.Active = true
+	filter.update()
+	filter.setFilter {
+		'Language': [ 'English' ]
+	}
+
+	equal poemList.vrch.meta.Active, false
+	equal poemList.poe.meta.Active, true
+	deepEqual filter.getFilter(), {
+		'Code': [ 'poe' ]
+	}

source/tests/the_raven/config.json

@@ -1,5 +1,15 @@
 {
 	"title": "The Raven",
+	"links": [{
+		"text": "English",
+		"display": { "Language": [ "en" ] }
+	}, {
+		"text": "Česky",
+		"display": { "Language": [ "cs" ] }
+	}, {
+		"text": "Polski",
+		"display": { "Language": [ "pl" ] }
+	}],
 	"files": [
 		"1845-poe.md",
 		"1881-vrchlicky.md",
@@ -9,7 +19,5 @@
 		"1910-barbara-beaupre.md",
 		"1970-baranczak.md"
 	],
-	"display": {
-		"Language": [ "cs" ]
-	}
+	"display": { "Language": [ "cs" ] }
 }