public BookSearchResultPage(BookShelf bookshelf, AmazonBookSearch search, ObservableCollection <Book> books)
{
InitializeComponent();
SearchContext = search;
InitList(bookshelf, books);
}
public BookSearchPage(BookShelf bookShelf)
{
this.bookShelf = bookShelf;
amazonKey = LoadCredentialsFile();
InitializeComponent();
this.Appearing += (object sender, System.EventArgs e) => this.entryTitle.Focus();
//スクリーンのサイズを取得する
var screenWidth = Application.Current.MainPage.Width;
var screenHeight = Application.Current.MainPage.Height;
ResizeView(screenWidth, screenHeight);
}
protected override void OnAppearing()
{
base.OnAppearing();
//トリッキーだが、ここで登録済み判定の更新を行う
BookShelf bookShelf = new BookShelf();
foreach (var book in ResultBookList)
{
if (bookShelf.IsRegistBook(book.ISBN))
{
book.IsRegistBookShelf = true;
}
}
}
async private void InitList(BookShelf bookshelf, ObservableCollection <Book> books)
{
ResultBookList = new ObservableCollection <ViewModel.SearchResultBook>();
addResultBook(books, ResultBookList);
SearchResultVM = new SearchResultVM {
BookResultList = ResultBookList
};
this.BindingContext = SearchResultVM;
listBook.ItemSelected += async(sender, e) =>
{
if (e.SelectedItem == null)
{
return;
}
((ListView)sender).SelectedItem = null;
ViewModel.SearchResultBook item = e.SelectedItem as ViewModel.SearchResultBook;
//本棚に登録済みの場合は詳細を表示しない
if (item != null && item.IsRegistBookShelf == false)
{
await Navigation.PushAsync(new BookDetailPage(bookshelf, item.CreateBook(), item.IsRegistBookShelf));
}
};
listBook.ItemAppearing += async(object sender, ItemVisibilityEventArgs e) => {
// ObservableCollection の最後が ListView の Item と一致した時に ObservableCollection にデータを追加する。
if (ResultBookList.Last() == e.Item as SearchResultBook)
{
// ObservableCollection にデータを追加する処理
stack.IsVisible = true;
await AmazonSearch(SearchContext); // 実際の処理を入れてください。
stack.IsVisible = false;
}
};
SearchResultVM.CheckBooks(books);
}
private void CrateExportView(Style labelStyleDetailContent)
{
exportLabel = new Label
{
Text = "本だなデータの移行/取込み",
Style = labelStyleDetailContent,
};
exportButton = new Button
{
Text = "本だなデータファイルを保存する",
};
exportButton.Clicked += async(sender, e) =>
{
string filename = DateTime.Now.ToString("yyyyMMddHHmmss") + "_" + BOOKSHELF_FILENAME;
BookShelf bookShelf = new BookShelf();
string bookJsonText = JsonConvert.SerializeObject(bookShelf.Books);
var obj = DependencyService.Get <IBookShelf>();
// SDカードに出力する場合の処理
string filepath = obj.SaveFile(filename, bookJsonText);
bool isExist = obj.IsExistFile(filepath);
if (isExist == false)
{
await DisplayAlert("バックアップデータ作成失敗", "本だなデータファイルの作成に失敗しましたので終了します", "OK");
return;
}
await DisplayAlert("本だなデータを以下のファイルに保存しました", filepath, "OK");
};
importButton = new Button
{
Text = "本だなデータファイルを読み込む",
};
importButton.Clicked += async(sender, e) =>
{
var obj = DependencyService.Get <IBookShelf>();
obj.OnFileLoaded += async(s, jsonText) =>
{
if (jsonText == null)
{
await DisplayAlert("データファイル読み込み失敗", "指定したファイルに問題ないか確認してください。", "OK");
return;
}
IEnumerable <Book> books = JsonConvert.DeserializeObject <IEnumerable <Book> >(jsonText);
if (books == null)
{
await DisplayAlert("読み込み失敗", "本だなデータの読み込みに失敗しました", "OK");
return;
}
BookShelf bookShelf = new BookShelf();
bookShelf.UpdateAll(books);
await DisplayAlert("読み込み完了", "本だなデータの読み込みに成功しました", "OK");
};
obj.LoadFile();
};
}
public BookDetailPage(BookShelf bookShelf, Book book, bool isRegist)
{
//GA->
//詳細ページ表示してAmazonページをみる割合を検証する
GoogleAnalytics.Current.Tracker.SendView("BookDetailPage");
//GA<-
this.Book = book;
CalilSearch = new SearchResultVM {
BookResultList = GetSearchResultBookList(this.Book)
};
if (!isRegist)
{
ToolbarItems.Add(new ToolbarItem
{
Text = "[本の登録]",
Command = new Command(() =>
{
string readingStatus = SwitchReading.IsToggled ? "既読" : "未読";
bookShelf.SaveBook(book, readingStatus, EntryNote.Text);
//GA->
//膨大な蔵書を育てる人が多い事の検証。蔵書追加頻度を知りたい
GoogleAnalytics.Current.Tracker.SendEvent("BookDetailPage", "AddBook", book.Title);
//GA<-
LabelFooter.Text = "本を登録しました [" + DateTime.Now.ToString() + "]";
})
});
}
else
{
ToolbarItems.Add(new ToolbarItem
{
Text = "[本の登録]",
Command = new Command(() =>
{
string readingStatus = SwitchReading.IsToggled ? "既読" : "未読";
bookShelf.SaveBook(book, readingStatus, EntryNote.Text);
//GA->
//膨大な蔵書を育てる人が多い事の検証。蔵書の更新頻度を知りたい
GoogleAnalytics.Current.Tracker.SendEvent("BookDetailPage", "UpdateBook", book.Title);
//GA<-
LabelFooter.Text = "本を登録しました [" + DateTime.Now.ToString() + "]";
})
});
ToolbarItems.Add(new ToolbarItem
{
Text = "[本の削除]",
Command = new Command(async() =>
{
bool ret = await DisplayAlert("本の削除", "本を削除します", "OK", "キャンセル");
if (!ret)
{
return;
}
bookShelf.DeleteBook(book);
await Navigation.PopAsync(true);
})
});
}
Label labelFooter = new Label
{
Style = Application.Current.Resources["FooterLabelStyle"] as Style,
BindingContext = CalilSearch,
};
labelFooter.SetBinding(Label.TextProperty, "Status");
LabelFooter = labelFooter;
ScrollView scrollView = new ScrollView
{
Margin = new Thickness(10, 0),
VerticalOptions = LayoutOptions.FillAndExpand,
Content = GetBookDetailContent(),
};
Content = new StackLayout {
Children =
{
scrollView,
labelFooter,
},
};
this.BindingContext = CalilSearch;
CheckLibrary();
}