/*
 *
 *  * Copyright 2019-2020 the original author or authors.
 *  *
 *  * Licensed under the Apache License, Version 2.0 (the "License");
 *  * you may not use this file except in compliance with the License.
 *  * You may obtain a copy of the License at
 *  *
 *  *      https://www.apache.org/licenses/LICENSE-2.0
 *  *
 *  * Unless required by applicable law or agreed to in writing, software
 *  * distributed under the License is distributed on an "AS IS" BASIS,
 *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  * See the License for the specific language governing permissions and
 *  * limitations under the License.
 *
 */

package test.org.springdoc.api.app78;

import java.io.File;
import java.io.IOException;
import java.nio.file.Path;
import java.nio.file.Paths;

import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import io.swagger.v3.oas.annotations.media.Content;
import reactor.core.publisher.Flux;

import org.springframework.http.MediaType;
import org.springframework.http.codec.multipart.FilePart;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class HelloController<T> {


	@PostMapping(value = "/files", produces = { MediaType.APPLICATION_JSON_VALUE }, consumes = { MediaType.MULTIPART_FORM_DATA_VALUE })
	@Operation(summary = "files")
	public Flux<Void> handleFileUpload(
			@RequestPart("files") @Parameter(description = "files",
					content = @Content(mediaType = MediaType.APPLICATION_OCTET_STREAM_VALUE))
			Flux<FilePart> filePartFux) throws IOException {
		File tmp = File.createTempFile("tmp", "");
		return filePartFux.flatMap(filePart -> {
			Path path = Paths.get(tmp.toString() + filePart.filename());
			System.out.println(path);
			return filePart.transferTo(path);
		});
	}

}
