protected void LoadInfosFromNet()
{
if (!isFetching)
{
isFetching = true;
try {
mHhiAndroid.FetchInfos();
} catch (System.Exception ex) {
HHI_Android.ShowSimpleAlertView(this, "错误", "无法获取数据，错误信息\n" + ex.Message.ToString());
isFetching = false;
return;
}
UpdateSpinnerWork();
UpdateSpinnerServer();
UpdateACTVFolderNameAdapater();
string workname = mSpinnerWork.SelectedItem?.ToString();
string servername = mSpinnerServer.SelectedItem?.ToString();
mTVMain.Text = mHhiAndroid.GetCurrentHandIn(workname).Desc;
isFetching = false;
Snackbar.Make(this.Window.DecorView, "服务器信息获取成功！", Snackbar.LengthLong).Show();
}
else
{
Snackbar.Make(mCLMain, "正在获取，请稍后", Snackbar.LengthLong).Show();
}
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_main);
// Initialize HHI_Android
mHhiAndroid = new HHI_Android();
mHhiAndroid.InitAll();
// Initialize All Controllers
InitDrawLayout();
InitToolbar();
InitBtnRefresh();
InitFABSend();
InitSpinnerServer();
InitSpinnerWork();
InitACTVFolderName();
InitGridView();
InitPb();
mTVMain = FindViewById <TextView>(Resource.Id.id_tv_info);
InitCLMain();
//
LoadInfosFromNet();
}
void MFABRefresh_LongClick(object sender, View.LongClickEventArgs e)
{
string servername = mSpinnerServer.SelectedItem?.ToString();
if (servername == "")
{
return;
}
hhi_modules.HHI_ServerInfo serverInfo = mHhiAndroid.GetCurrentServerInfo(servername);
HHI_Android.ShowSimpleAlertView(this, "服务器信息",
"服务器名：" + servername + "\nIP地址：" + serverInfo.IP + "\n端口号" + serverInfo.Port);
}
public void CheckSendingFinished(Android.Content.Context context, CoordinatorLayout cl)
{
if (client == null)
{
HHI_Android.ShowSimpleAlertView(context, "提示", "本次打开软件到现在还未发送过文件。");
}
else
{
if (!client.IsServerDisconnected())
{
HHI_Android.ShowSimpleAlertView(context, "提示", "目前还在传输中，请等待。");
}
else
{
HHI_Android.ShowSimpleAlertView(context, "提示", "传输已完成！");
}
}
}
public async Task <int> Send(Android.Content.Context context, CoordinatorLayout cl, string workName, string serverName, string folderName, List <string> paths)
{
HHI_HandIn hi = GetCurrentHandIn(workName);
HHI_ServerInfo serverInfo = GetCurrentServerInfo(serverName);
if (client == null)
{
client = new stLib_CS.Net.Client(serverInfo.IP, serverInfo.Port);
}
else
{
if (client.Connected())
{
if (!client.IsServerDisconnected())
{
HHI_Android.ShowSimpleAlertView(context, "提示", "上一次传输还未完成，请稍后尝试。");
return(-1);
}
}
client.Disconnect();
client = new stLib_CS.Net.Client(serverInfo.IP, serverInfo.Port);
}
//--- Connect ---
try {
if (1 == await client.Connect())
{
HHI_Android.ShowSimpleAlertView(context, "错误", "IP地址不合法");
}
} catch (Exception ex) {
HHI_Android.ShowSimpleAlertView(context, "错误", "连接错误，错误信息：\n" + ex.Message.ToString());
return(-1);
}
// Update state Connected
Snackbar.Make(cl, "连接成功！", Snackbar.LengthShort).Show();
// Prepare for zip
// Create path for tmp
string targetFolderPath = System.IO.Path.Combine(stLib_CS.Compress.tmppath, folderName);
if (Directory.Exists(stLib_CS.Compress.tmppath))
{
DeleteFolder(stLib_CS.Compress.tmppath);
}
Directory.CreateDirectory(stLib_CS.Compress.tmppath);
if (!Directory.Exists(targetFolderPath))
{
Directory.CreateDirectory(targetFolderPath);
}
// Update state creating cache
try {
foreach (var path in paths)
{
// TODO compress images
// Compress and Save
BitmapFactory.Options options = new BitmapFactory.Options();
options.InJustDecodeBounds = false;
options.InSampleSize = 4;
Bitmap bitmap = BitmapFactory.DecodeFile(path, options);
var fileStream = new FileStream(System.IO.Path.Combine(targetFolderPath, System.IO.Path.GetFileName(path)), FileMode.Create);
bitmap.Compress(Bitmap.CompressFormat.Png, 100, fileStream);
fileStream.Close();
// File.Copy( path, System.IO.Path.Combine( targetFolderPath, fileName ) );
}
} catch (Exception ex) {
client.Disconnect();
HHI_Android.ShowSimpleAlertView(context, "错误", "临时文件复制错误，错误信息：\n" + ex.Message.ToString());
return(-1);
}
Snackbar.Make(cl, "临时文件创建成功！", Snackbar.LengthShort).Show();
// Compress Zip File
if (!Compress.DoZipFile(Compress.tmpname, targetFolderPath))
{
client.Disconnect();
HHI_Android.ShowSimpleAlertView(context, "错误", "打包临时文件时出现错误");
return(-1);
}
Snackbar.Make(cl, "缓存压缩成功！", Snackbar.LengthShort).Show();
// Check Zip File openable
FileInfo zip = new FileInfo(Compress.tmpname);
FileStream zipStream;
try {
zipStream = zip.OpenRead();
} catch (Exception ex) {
client.Disconnect();
HHI_Android.ShowSimpleAlertView(context, "错误", "压缩包缓存无法打开，错误信息：\n" + ex.Message.ToString());
return(-1);
}
Snackbar.Make(cl, "压缩缓存校验成功！", Snackbar.LengthShort).Show();
// Send File
NStream stream = client.stream;
try {
await stream.WriteString(System.IO.Path.Combine(hi.Path, folderName));
System.Threading.Thread.Sleep(10);
await stream.WriteInt64(zip.Length);
System.Threading.Thread.Sleep(10);
await stream.WriteBigFrom(zipStream);
System.Threading.Thread.Sleep(50);
} catch (Exception ex) {
client.Disconnect();
HHI_Android.ShowSimpleAlertView(context, "错误", "网络流写错误，错误信息：\n" + ex.Message.ToString());
return(-1);
}
Snackbar.Make(cl, "传输完成，等待服务器接受完毕！结果可长按按钮查看！", Snackbar.LengthLong).Show();
return(0);
}
void MFABSend_Click(object sender, System.EventArgs e)
{
// TODO Popup Window Progress
string workname = mSpinnerWork.SelectedItem?.ToString();
string servername = mSpinnerServer.SelectedItem?.ToString();
string foldername = mACTVFolderName?.Text;
int fileCount = mImageAdapter.mImageViewer.PathList.Count;
string note = "";
if (workname == "")
{
note += "作业名为空\n";
}
if (servername == "")
{
note += "没有选择服务器\n";
}
if (foldername == "")
{
note += "没有填写姓名+学号\n";
}
if (fileCount == 0)
{
note += "没有添加照片\n";
}
if (note != "")
{
HHI_Android.ShowSimpleAlertView(this, "提示", note);
return;
}
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.SetTitle("提示");
builder.SetMessage("即将开始上传，请确认信息：\n"
+ "服务器：" + servername
+ "\n作业：" + workname
+ "\n文件夹名：" + mACTVFolderName.Text
+ "\n照片数量" + fileCount.ToString() + "\n\n确认上传？");
builder.SetPositiveButton(Resource.String.str_cn_confrim, async(ss, ee) => {
try {
mProgressBar.Visibility = ViewStates.Visible;
if (await mHhiAndroid.Send(this, mCLMain, workname, servername, foldername, mImageAdapter.mImageViewer.PathList) == 0)
{
mProgressBar.Visibility = ViewStates.Gone;
}
} catch (Exception ex) {
HHI_Android.ShowSimpleAlertView(this, "提示",
"停止传送，错误信息：" +
ex.Message.ToString() +
"\n" +
ex.Source.ToString() +
"\n" + ex.TargetSite);
mProgressBar.Visibility = ViewStates.Gone;
}
mProgressBar.Visibility = ViewStates.Gone;
});
builder.SetNegativeButton(Resource.String.str_cn_cancel, (ss, ee) => { });
builder.Create().Show();
}