refactor(): reorganize source files

js/angular/controller/tabsController.js

@@ -0,0 +1,97 @@
+IonicModule
+.controller('$ionicTabs', [
+  '$scope', 
+  '$ionicViewService', 
+  '$element', 
+function($scope, $ionicViewService, $element) {
+  var _selectedTab = null;
+  var self = this;
+  self.tabs = [];
+
+  self.selectedIndex = function() {
+    return self.tabs.indexOf(_selectedTab);
+  };
+  self.selectedTab = function() {
+    return _selectedTab;
+  };
+
+  self.add = function(tab) {
+    $ionicViewService.registerHistory(tab);
+    self.tabs.push(tab);
+    if(self.tabs.length === 1) {
+      self.select(tab);
+    }
+  };
+
+  self.remove = function(tab) {
+    var tabIndex = self.tabs.indexOf(tab);
+    if (tabIndex === -1) {
+      return;
+    }
+    //Use a field like '$tabSelected' so developers won't accidentally set it in controllers etc
+    if (tab.$tabSelected) {
+      self.deselect(tab);
+      //Try to select a new tab if we're removing a tab
+      if (self.tabs.length === 1) {
+        //do nothing if there are no other tabs to select
+      } else {
+        //Select previous tab if it's the last tab, else select next tab
+        var newTabIndex = tabIndex === self.tabs.length - 1 ? tabIndex - 1 : tabIndex + 1;
+        self.select(self.tabs[newTabIndex]);
+      }
+    }
+    self.tabs.splice(tabIndex, 1);
+  };
+
+  self.deselect = function(tab) {
+    if (tab.$tabSelected) {
+      _selectedTab = null;
+      tab.$tabSelected = false;
+      (tab.onDeselect || angular.noop)();
+    }
+  };
+
+  self.select = function(tab, shouldEmitEvent) {
+    var tabIndex;
+    if (angular.isNumber(tab)) {
+      tabIndex = tab;
+      tab = self.tabs[tabIndex];
+    } else {
+      tabIndex = self.tabs.indexOf(tab);
+    }
+    if (!tab || tabIndex == -1) {
+      throw new Error('Cannot select tab "' + tabIndex + '"!');
+    }
+
+    if (_selectedTab && _selectedTab.$historyId == tab.$historyId) {
+      if (shouldEmitEvent) {
+        $ionicViewService.goToHistoryRoot(tab.$historyId);
+      }
+    } else {
+      angular.forEach(self.tabs, function(tab) {
+        self.deselect(tab);
+      });
+
+      _selectedTab = tab;
+      //Use a funny name like $tabSelected so the developer doesn't overwrite the var in a child scope
+      tab.$tabSelected = true;
+      (tab.onSelect || angular.noop)();
+
+      if (shouldEmitEvent) {
+        var viewData = {
+          type: 'tab',
+          tabIndex: tabIndex,
+          historyId: tab.$historyId,
+          navViewName: tab.navViewName,
+          hasNavView: !!tab.navViewName,
+          title: tab.title,
+          //Skip the first character of href if it's #
+          url: tab.href,
+          uiSref: tab.uiSref
+        };
+        $scope.$emit('viewState.changeHistory', viewData);
+      }
+    }
+  };
+}]);
+