package com.dayu.pipirrapp.net.upload;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;

import okhttp3.MediaType;
import okhttp3.RequestBody;
import okio.BufferedSink;
import okio.BufferedSource;
import okio.Okio;

/**
 * ProgressRequestBody -
 *
 * @author zuoxiao
 * @version 1.0
 * @since 2024-11-28
 */
public class ProgressRequestBody extends RequestBody {
    private File file;
    private ProgressListener listener;
    private MediaType mediaType;

    public ProgressRequestBody(File file, ProgressListener listener, String mimeType) {
        this.file = file;
        this.listener = listener;
        this.mediaType = MediaType.parse(mimeType);
    }

    @Override
    public MediaType contentType() {
        return mediaType;
    }

    @Override
    public void writeTo(BufferedSink sink) throws IOException {
        try (FileInputStream fileInputStream = new FileInputStream(file);
             BufferedSource source = (BufferedSource) Okio.source(fileInputStream)) {
            long totalBytes = file.length();
            long bytesWritten = 0;
            long read;
            byte[] buffer = new byte[2048];
            while ((read = source.read(buffer)) != -1) {
                sink.write(buffer, 0, (int) read);
                bytesWritten += read;
                if (listener != null) {
                    listener.onProgress(bytesWritten, totalBytes);
                }
            }
        }
    }
}