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+/*
+Copyright 2014 matrix.org
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+'use strict';
+
+angular.module('HomeController', ['matrixService', 'mFileInput', 'mFileUpload', 'eventHandlerService'])
+.controller('HomeController', ['$scope', '$location', 'matrixService', 'mFileUpload', 'eventHandlerService', 'eventStreamService', 
+                               function($scope, $location, matrixService, mFileUpload, eventHandlerService, eventStreamService) {
+
+    $scope.config = matrixService.config();
+    $scope.rooms = {};
+    $scope.public_rooms = [];
+    $scope.newRoomId = "";
+    $scope.feedback = "";
+    
+    $scope.newRoom = {
+        room_id: "",
+        private: false
+    };
+    
+    $scope.goToRoom = {
+        room_id: "",
+    };
+
+    $scope.joinAlias = {
+        room_alias: "",
+    };
+    
+    $scope.$on(eventHandlerService.MEMBER_EVENT, function(ngEvent, event, isLive) {
+        var config = matrixService.config();
+        if (event.state_key === config.user_id && event.content.membership === "invite") {
+            console.log("Invited to room " + event.room_id);
+            // FIXME push membership to top level key to match /im/sync
+            event.membership = event.content.membership;
+            // FIXME bodge a nicer name than the room ID for this invite.
+            event.room_display_name = event.user_id + "'s room";
+            $scope.rooms[event.room_id] = event;
+        }
+    });
+    
+    var assignRoomAliases = function(data) {
+        for (var i=0; i<data.length; i++) {
+            var alias = matrixService.getRoomIdToAliasMapping(data[i].room_id);
+            if (alias) {
+                // use the existing alias from storage
+                data[i].room_alias = alias;
+                data[i].room_display_name = alias;
+            }
+            else if (data[i].aliases && data[i].aliases[0]) {
+                // save the mapping
+                // TODO: select the smarter alias from the array
+                matrixService.createRoomIdToAliasMapping(data[i].room_id, data[i].aliases[0]);
+                data[i].room_display_name = data[i].aliases[0];
+            }
+            else if (data[i].membership == "invite" && "inviter" in data[i]) {
+                data[i].room_display_name = data[i].inviter + "'s room"
+            }
+            else {
+                // last resort use the room id
+                data[i].room_display_name = data[i].room_id;
+            }
+        }
+        return data;
+    };
+
+    $scope.refresh = function() {
+        // List all rooms joined or been invited to
+        matrixService.rooms().then(
+            function(response) {
+                var data = assignRoomAliases(response.data.rooms);
+                $scope.feedback = "Success";
+                for (var i=0; i<data.length; i++) {
+                    $scope.rooms[data[i].room_id] = data[i];
+                }
+
+                var presence = response.data.presence;
+                for (var i = 0; i < presence.length; ++i) {
+                    eventHandlerService.handleEvent(presence[i], false);
+                }
+            },
+            function(error) {
+                $scope.feedback = "Failure: " + error.data;
+            });
+        
+        matrixService.publicRooms().then(
+            function(response) {
+                $scope.public_rooms = assignRoomAliases(response.data.chunk);
+            }
+        );
+
+        eventStreamService.resume();
+    };
+    
+    $scope.createNewRoom = function(room_id, isPrivate) {
+        
+        var visibility = "public";
+        if (isPrivate) {
+            visibility = "private";
+        }
+        
+        matrixService.create(room_id, visibility).then(
+            function(response) { 
+                // This room has been created. Refresh the rooms list
+                console.log("Created room " + response.data.room_alias + " with id: "+
+                response.data.room_id);
+                matrixService.createRoomIdToAliasMapping(
+                    response.data.room_id, response.data.room_alias);
+                $scope.refresh();
+            },
+            function(error) {
+                $scope.feedback = "Failure: " + error.data;
+            });
+    };
+    
+    // Go to a room
+    $scope.goToRoom = function(room_id) {
+        // Simply open the room page on this room id
+        //$location.url("room/" + room_id);
+        matrixService.join(room_id).then(
+            function(response) {
+                if (response.data.hasOwnProperty("room_id")) {
+                    if (response.data.room_id != room_id) {
+                        $location.url("room/" + response.data.room_id);
+                        return;
+                     }
+                }
+
+                $location.url("room/" + room_id);
+            },
+            function(error) {
+                $scope.feedback = "Can't join room: " + error.data;
+            }
+        );
+    };
+
+    $scope.joinAlias = function(room_alias) {
+        matrixService.joinAlias(room_alias).then(
+            function(response) {
+                // Go to this room
+                $location.url("room/" + room_alias);
+            },
+            function(error) {
+                $scope.feedback = "Can't join room: " + error.data;
+            }
+        );
+    };
+ 
+    $scope.refresh();
+}]);