http_file_uploader

Description:

http file uploader

Http File Uploader #


A en_file_uploader plugin to handle the file upload using http package.
http_file_uploader requires en_file_uploader package.
More info about en_file_uploader here
Features #

use HttpFileHandler to handle a file upload;
use HttpChunkedFileHandler to handle a file upload in chunk;
use HttpRestorableChunkedFileHandler to handle a file upload in chunk with the capability to restore the upload.

Usage #

Create a new instance of HttpFileHandler, HttpChunkedFileHandler or HttpRestorableChunkedFileHandler.
Create a FileUploadController with the created handler
Call controller.upload

import 'package:en_file_uploader/en_file_uploader.dart';
import 'package:http_file_uploader/http_file_uploader.dart';
import 'package:http/http.dart';

main() async {
final client = Client();
final file = XFile("fake_file");

final baseRequestPath = "my-server";

final restorableHandler = HttpRestorableChunkedFileHandler(
client: client,
file: file,
presentMethod: "POST",
chunkMethod: "PATCH",
statusMethod: "HEAD",
presentPath: "$baseRequestPath/upload/presentation",
chunkPath: (presentation, _) =>
"$baseRequestPath/upload/${presentation.id}/chunk",
statusPath: (presentation) =>
"$baseRequestPath/upload/${presentation.id}/status",
presentHeaders: {
"size": file.lengthSync().toString(),
},
chunkHeaders: (presentation, chunk) {
return {
"from": chunk.start.toString(),
"end": chunk.end.toString(),
};
},
statusHeaders: null,
presentParser: (response) =>
FileUploadPresentationResponse(id: jsonDecode(response.body)),
statusParser: (response) =>
FileUploadStatusResponse(nextChunkOffset: jsonDecode(response.body)),
chunkSize: 1024 * 1024, // 1mb
presentBody: null, chunkBody: null,
statusBody: null,
);

final controller = FileUploadController(restorableHandler);
await controller.upload();
}

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