public WifiHelperPageViewModel(INavigationService navigationService)
{
_httpService = new HttpBaseService();
_wifiService = new WifiService(_httpService);
_navigationService = navigationService;
_dbService = new DbService();
LoginCommand = new DelegateCommand(Login);
LoadedCommand = new DelegateCommand(Loaded);
LogoutCommand = new DelegateCommand(Logout);
}
private async void Login(BaozouLoginInput input)
{
User user = await ApiService.Instance.LoginAsync(input.Account, input.Password);
if (user != null)
{
HttpBaseService.SetHeader("Authorization", "Bearer " + user.AccessToken);
DataShareManager.Current.UpdateUser(user);
ToastService.SendToast("登录成功");
}
else
{
ToastService.SendToast($"登录失败");
}
}
/// <summary>
/// 分享网页
/// </summary>
/// <param name="title"></param>
/// <param name="description"></param>
/// <param name="url"></param>
/// <param name="thumbnailUri"></param>
/// <returns></returns>
public static async Task ShareWebAsync(string title, string description, string url, string thumbnailUri)
{
if (!DeviceUtils.IsMobile)
{
ToastService.SendToast("PC上不支持微信分享");
return;
}
try
{
var scene = SendMessageToWX.Req.WXSceneChooseByUser;
var message = new WXWebpageMessage
{
WebpageUrl = url,
Title = title,
Description = description
};
if (!string.IsNullOrEmpty(thumbnailUri))
{
IBuffer buffer = await HttpBaseService.GetBytesAsync(thumbnailUri);
message.ThumbData = WindowsRuntimeBufferExtensions.ToArray(buffer);
}
else
{
var thumbnail = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Assets/Images/ic_logo.png"));
using (var stream = await thumbnail.OpenReadAsync())
{
byte[] pic = new byte[stream.Size];
await stream.AsStream().ReadAsync(pic, 0, pic.Length);
message.ThumbData = pic;
}
}
SendMessageToWX.Req req = new SendMessageToWX.Req(message, scene);
IWXAPI api = WXAPIFactory.CreateWXAPI(APP_ID);
await api.SendReq(req);
}
catch (WXException ex)
{
Debug.WriteLine(ex.Message);
}
}
public async Task SaveImage()
{
var folder = KnownFolders.SavedPictures; //.CreateFolderAsync("暴走日报", CreationCollisionOption.OpenIfExists);
var date = DateTime.Now;
StorageFile file = await folder.CreateFileAsync($"{date.Year}-{date.Month}-{date.Day}_{date.Hour}_{date.Minute}_{date.Second}.jpg");
if (file != null)
{
CachedFileManager.DeferUpdates(file);
try
{
if (imageFlipView.SelectedItem is JsImage img)
{
if (!string.IsNullOrEmpty(img.Src))
{
using (Stream stream = await file.OpenStreamForWriteAsync())
{
IBuffer buffer = await HttpBaseService.GetBytesAsync(img.Src);
stream.Write(buffer.ToArray(), 0, (int)buffer.Length);
await stream.FlushAsync();
}
FileUpdateStatus updateStatus = await CachedFileManager.CompleteUpdatesAsync(file);
if (updateStatus == FileUpdateStatus.Complete)
{
int index = folder.Path.LastIndexOf('\\');
string path = folder.Path.Substring(0, index) + '\\' + folder.DisplayName;
ToastService.SendToast("已保存到 " + path);
}
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
}
