cipher searching

src/App/Pages/Vault/CiphersPage.xaml.cs

@@ -1,25 +1,91 @@
-using System;
+using Bit.App.Resources;
+using Bit.Core.Models.View;
+using System;
+using Xamarin.Forms;
 
 namespace Bit.App.Pages
 {
     public partial class CiphersPage : BaseContentPage
     {
         private CiphersPageViewModel _vm;
+        private bool _hasFocused;
 
-        public CiphersPage()
+        public CiphersPage(Func<CipherView, bool> filter, bool folder = false, bool collection = false,
+            bool type = false)
         {
             InitializeComponent();
-            SetActivityIndicator();
             _vm = BindingContext as CiphersPageViewModel;
             _vm.Page = this;
+            _vm.Filter = filter;
+            if(folder)
+            {
+                _vm.PageTitle = AppResources.SearchFolder;
+            }
+            else if(collection)
+            {
+                _vm.PageTitle = AppResources.SearchCollection;
+            }
+            else if(type)
+            {
+                _vm.PageTitle = AppResources.SearchType;
+            }
+            else
+            {
+                _vm.PageTitle = AppResources.SearchVault;
+            }
         }
 
-        protected override async void OnAppearing()
+        public SearchBar SearchBar => _searchBar;
+
+        protected override void OnAppearing()
         {
             base.OnAppearing();
-            await LoadOnAppearedAsync(_mainLayout, true, async () => {
-                await _vm.LoadAsync();
-            });
+            if(!_hasFocused)
+            {
+                _hasFocused = true;
+                RequestFocus(_searchBar);
+            }
+        }
+
+        private void SearchBar_TextChanged(object sender, TextChangedEventArgs e)
+        {
+            var oldLength = e.OldTextValue?.Length ?? 0;
+            var newLength = e.NewTextValue?.Length ?? 0;
+            if(oldLength < 2 && newLength < 2 && oldLength < newLength)
+            {
+                return;
+            }
+            _vm.Search(e.NewTextValue, 300);
+        }
+
+        private void SearchBar_SearchButtonPressed(object sender, EventArgs e)
+        {
+            _vm.Search((sender as SearchBar).Text);
+        }
+
+        private void BackButton_Clicked(object sender, EventArgs e)
+        {
+            GoBack();
+        }
+
+        protected override bool OnBackButtonPressed()
+        {
+            GoBack();
+            return true;
+        }
+
+        private void GoBack()
+        {
+            Navigation.PopModalAsync(false);
+        }
+
+        private async void RowSelected(object sender, SelectedItemChangedEventArgs e)
+        {
+            ((ListView)sender).SelectedItem = null;
+            if(e.SelectedItem is CipherView cipher)
+            {
+                await _vm.SelectCipherAsync(cipher);
+            }
         }
     }
 }