feat: add chunk file upload

test_no_total_chunks.v

@@ -0,0 +1,93 @@
+module main
+
+import hono
+import os
+
+fn main() {
+	println('Testing upload without total_chunks parameter...')
+	
+	// Create upload manager
+	mut upload_manager := hono.new_chunk_upload_manager(hono.ChunkUploadConfig{})
+	
+	// Test file info
+	file_hash := 'test123456789'
+	filename := 'test_file.zip'
+	chunk_index := 0
+	chunk_size := 2097152
+	file_size := 93569
+	
+	// Create test chunk directory and file
+	chunk_dir := os.join_path(os.join_path('./uploads/chunks', file_hash), chunk_size.str())
+	os.mkdir_all(chunk_dir) or { panic('Failed to create chunk directory') }
+	
+	// Create a test chunk file
+	chunk_path := os.join_path(chunk_dir, 'chunk_${chunk_index}.part')
+	test_data := 'This is test chunk data for testing the merge functionality.'
+	os.write_file(chunk_path, test_data) or { panic('Failed to create test chunk') }
+	
+	println('Created test chunk at: $chunk_path')
+	
+	// Test the update_upload_status function
+	upload_manager.update_upload_status(file_hash, filename, chunk_index, file_size, chunk_size)
+	println('Updated upload status')
+	
+	// Check if the upload status was created correctly
+	if file_hash in upload_manager.uploads {
+		status := upload_manager.uploads[file_hash]
+		println('Upload status:')
+		println('  File hash: ${status.file_hash}')
+		println('  Filename: ${status.filename}')
+		println('  Total chunks: ${status.total_chunks}')
+		println('  Uploaded chunks: ${status.uploaded_chunks}')
+		println('  File size: ${status.file_size}')
+		println('  Chunk size: ${status.chunk_size}')
+		println('  Status: ${status.status}')
+	} else {
+		println('Upload status not found!')
+		return
+	}
+	
+	// Test the merge logic
+	file_ext := get_file_extension(filename)
+	final_filename := '${file_hash.trim_space()}${file_ext}'
+	final_path := os.join_path('./uploads/files', final_filename)
+	
+	println('Testing merge logic...')
+	println('Final path: $final_path')
+	
+	// Calculate actual total chunks
+	mut actual_total_chunks := 0
+	for i := 0; ; i++ {
+		check_chunk_path := os.join_path(chunk_dir, 'chunk_${i}.part')
+		if !os.exists(check_chunk_path) {
+			break
+		}
+		actual_total_chunks++
+	}
+	
+	println('Actual total chunks: $actual_total_chunks')
+	
+	// Test merge
+	upload_manager.handle_chunk_merge_internal(file_hash, filename, actual_total_chunks, final_path, chunk_size, file_size, file_ext) or {
+		println('Merge failed: $err')
+		return
+	}
+	
+	println('Merge successful!')
+	println('Final file exists: ${os.exists(final_path)}')
+	
+	// Clean up
+	os.rmdir_all(chunk_dir) or { println('Failed to clean up chunk directory') }
+	os.rm(final_path) or { println('Failed to clean up final file') }
+	
+	println('Test completed successfully!')
+}
+
+// 获取文件扩展名
+fn get_file_extension(filename string) string {
+	parts := filename.split('.')
+	if parts.len > 1 {
+		return '.${parts.last()}'
+	}
+	return ''
+}