/// <summary>
/// Save File To Firebase Storage and return url to file
/// </summary>
/// <param name="localPath">url to local file</param>
/// <returns>url to external file</returns>
private async Task <string> SaveFileToStorage(string localPath)
{
try
{
var storage = FirebaseStorage.Instance;
var storageRef = storage.GetReferenceFromUrl("gs://alicemessenger-5efbb.appspot.com");
var bytes = System.IO.File.ReadAllBytes(localPath);
var metadata = new StorageMetadata.Builder()
.SetContentType("image/jpeg")
.Build();
var child = storageRef.Child("images/" + Path.GetFileName(localPath));
await child.PutBytes(bytes, metadata);
localPath = Path.GetFileName(localPath);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("---> Error SaveFileToStorage " + ex.Message.ToString());
throw ex;
}
return(localPath);
}
public Task <Attachment> UploadFile(FileData fileData)
{
TaskCompletionSource <Attachment> ResultCompletionSource = new TaskCompletionSource <Attachment>();
string fileExtension = GetExtension(fileData.FileName);
string fileNameStr = fileData.FileName;
string path = "userFile/" + Guid.NewGuid().ToString() + fileExtension;
try
{
StorageReference storageReference = storage.GetReference(path);
StorageMetadata storageMetadata = new StorageMetadata.Builder()
.SetCustomMetadata("FileName", fileNameStr)
.Build();
UploadTask uploadTask = storageReference.PutStream(fileData.GetStream(), storageMetadata);
uploadTask.AddOnCompleteListener(new OnCompleteEventHandleListener((Android.Gms.Tasks.Task uploadFile) =>
{
if (uploadFile.IsSuccessful)
{
var TaskResult = uploadFile.Result;
var uri = ((UploadTask.TaskSnapshot)TaskResult).DownloadUrl.ToString();
Attachment attachment = new Attachment(fileNameStr, uri);
ResultCompletionSource.SetResult(attachment);
}
}));
}
catch (Exception e) {
ResultCompletionSource.TrySetException(e);
}
return(ResultCompletionSource.Task);
}
public static StorageMetadata ToStorageMetadata(this MetadataChange self)
{
if (self == null)
{
return(null);
}
var builder = new StorageMetadata.Builder();
if (self.IsCacheControlChanged)
{
builder.SetCacheControl(self.CacheControl);
}
if (self.IsContentDispositionChanged)
{
builder.SetContentDisposition(self.ContentDisposition);
}
if (self.IsContentEncodingChanged)
{
builder.SetContentEncoding(self.ContentEncoding);
}
if (self.IsContentLanguageChanged)
{
builder.SetContentLanguage(self.ContentLanguage);
}
if (self.IsContentTypeChanged)
{
builder.SetContentType(self.ContentType);
}
if (self.CustomMetadata != null)
{
foreach (var(key, value) in self.CustomMetadata)
{
builder.SetCustomMetadata(key, value);
}
}
return(builder.Build());
}
/// <summary>
/// Save File To Firebase Storage and return url to file
/// </summary>
/// <param name="localPath">url to local file</param>
/// <returns>url to external file</returns>
private async Task <string> SaveFileToStorage(string localPath)
{
try
{
var bytes = File.ReadAllBytes(localPath);
var metadata = new StorageMetadata.Builder()
.SetContentType("image/jpeg")
.Build();
var child = storageRef.Child("userimages/" + Path.GetFileName(localPath));
await child.PutBytes(bytes, metadata);
localPath = Path.GetFileName(localPath);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("---> Error SaveFileToStorage " + ex.Message);
}
return(localPath);
}
