Android -使用Retrofit 2上传照片和字符串

implementation 'com.squareup.retrofit2:retrofit:2.x.x'
implementation 'com.squareup.retrofit2:converter-gson:2.x.x'
implementation 'com.squareup.okhttp3:okhttp:4.x.x'

public interface ApiService {
    @Multipart
    @POST("upload")
    Call<ResponseBody> uploadPhotoAndString(
        @Part("description") RequestBody description,
        @Part MultipartBody.Part photo
    );
}

Retrofit retrofit = new Retrofit.Builder()
    .baseUrl("https://api.example.com/")
    .client(new OkHttpClient())
    .addConverterFactory(GsonConverterFactory.create())
    .build();

ApiService apiService = retrofit.create(ApiService.class);

RequestBody description = RequestBody.create(MediaType.parse("text/plain"), "This is a description");

File file = new File("path/to/photo.jpg");
RequestBody photoRequestBody = RequestBody.create(MediaType.parse("image/jpeg"), file);
MultipartBody.Part photo = MultipartBody.Part.createFormData("photo", file.getName(), photoRequestBody);

Call<ResponseBody> call = apiService.uploadPhotoAndString(description, photo);
call.enqueue(new Callback<ResponseBody>() {
    @Override
    public void onResponse(Call<ResponseBody> call, Response<ResponseBody> response) {
        // 处理响应
    }

    @Override
    public void onFailure(Call<ResponseBody> call, Throwable t) {
        // 处理失败
    }
});