1.反馈的页面

public class FeedBackActivity extends BaseBindBarActivity<ActivityFeedbackBinding> {
    private List<FeedBackPicBean> datas = new ArrayList<>();
    private int target_id;
    private int type=1;
    @Override
    protected int getLayoutId() {
        return R.layout.activity_feedback;
    }
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        ImmersionBar.with(this).hideBar(BarHide.FLAG_HIDE_NAVIGATION_BAR).statusBarDarkFont(true).init();
        initView();
        onEvent();
    }
    private void onEvent() {
        db.tvSubmit.setOnClickListener(v -> submitLast());
    }

    private void initView() {
        tvTitle.setText("举报");
        target_id = getIntent().getIntExtra("id",0);
        type = getIntent().getIntExtra("type",1);
        FeedBackUtils.setImgs(this,"您可以上传截图，最多5张",db.recyclerView,datas);
    }

    /**
     * 发起举报
     * target_id    整型  必须  动态或订单ID 无
     * type 整型  必须  类型  1动态（拌拌）2订单
     * content  字符串 必须  举报内容    无
     * images   字符串 可选  举报图片文件对象数组  无
     */

    private void submitLast() {
        if (EditTextUtils.isEmpty(db.etContent))return;
        String content = db.etContent.getText().toString();
        RequestBody idBody = RequestBody.create(MediaType.parse("text/plain"), target_id+"");
        RequestBody typeBody = RequestBody.create(MediaType.parse("text/plain"), type+"");
        RequestBody contentBody = RequestBody.create(MediaType.parse("text/plain"), content);
        Map<String, RequestBody> map = new HashMap<>();
        for (int i = 0; i < datas.size(); i++) {
            FeedBackPicBean feedBackPicBean = datas.get(i);
            String path = feedBackPicBean.getPath();
            if (!TextUtils.isEmpty(path)){
                File file = new File(path);
                RequestBody fileBody = RequestBody.create(MediaType.parse("multipart/form-data"), file);
                map.put("images[]\"; filename=\"" + file.getName(), fileBody);
            }
        }
        dataProvider.appUser.report(idBody,typeBody,contentBody,map)
                .subscribe(new OnSuccessAndFailListener<BaseResponse<BaseErrResponse>>(dialog) {
                    @Override
                    protected void onSuccess(BaseResponse<BaseErrResponse> baseResponse) {
                        BaseErrResponse data = baseResponse.getData();
                        String message = data.getMessage();
                        ToastUtil.showLong(message);
                        FeedBackActivity.this.finish();

                    }
                });
    }

}

2.布局activity_feedback

<?xml version="1.0" encoding="utf-8"?>

<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <include
            android:id="@+id/include1"
            layout="@layout/action_common_bar_bill" />

        <EditText
            android:id="@+id/et_content"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:background="@color/white"
            android:gravity="top|left"
            android:hint="请尽可能详细的输入举报内容"
            android:lineSpacingExtra="5dp"
            android:lines="6"
            android:paddingLeft="16dp"
            android:paddingTop="10dp"
            android:paddingRight="16dp"
            android:paddingBottom="10dp"
            android:textColor="@color/tv_black"
            android:textSize="16sp"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent"
            app:layout_constraintTop_toBottomOf="@id/include1" />


        <androidx.recyclerview.widget.RecyclerView
            android:overScrollMode="never"
            android:background="@color/white"
            android:id="@+id/recycler_view"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/et_content"
            android:clipChildren="false"
            />
        <TextView
            android:id="@+id/tv_submit"
            android:layout_width="240dp"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_marginTop="100dp"
            android:layout_marginBottom="60dp"
            android:background="@drawable/round_brown_gradual_bg"
            android:gravity="center"
            android:paddingTop="12dp"
            android:paddingBottom="12dp"
            android:text="提交"
            android:textColor="@color/white"
            android:textSize="18sp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintLeft_toLeftOf="parent"
            app:layout_constraintRight_toRightOf="parent" />
    </androidx.constraintlayout.widget.ConstraintLayout>

</layout>

3.工具类

public class FeedBackUtils {
    /**
     * 反馈的5图片操作
     * @param context 页面
     * @param desc 上传图片张数描述
     * @param recyclerView 列表展示
     * @param datas 要上传的图片集合
     */
    public static void setImgs(Activity context,String desc, RecyclerView recyclerView, List<FeedBackPicBean> datas){
        int dp16 = DpPxUtils.dp2px(16);
        TextView tvU = new TextView(context);
        tvU.setText(desc);
        tvU.setPadding(dp16,dp16,dp16,dp16);
        tvU.setTextColor(ContextCompat.getColor(context, R.color.tv_gray));
        tvU.setTextSize(14);

        FeedBackPicAdapter mAdapter = new FeedBackPicAdapter();
        mAdapter.openLoadAnimation();
        mAdapter.addData(new FeedBackPicBean(""));
        mAdapter.addFooterView(tvU);

        recyclerView.setLayoutManager(new GridLayoutManager(context,5));
        recyclerView.setAdapter(mAdapter);
        //图片的删除和添加
        mAdapter.setOnItemChildClickListener((adapter, view, position) -> {
            FeedBackPicBean item = (FeedBackPicBean) adapter.getItem(position);
            switch (view.getId()){
                case R.id.iv_del:
                    mAdapter.remove(position);
                    List<FeedBackPicBean> data = mAdapter.getData();
                    if (data.size()==0||!TextUtils.isEmpty(data.get(data.size()-1).getPath())){
                        FeedBackPicBean feedBackPicBean = new FeedBackPicBean("");
                        mAdapter.addData(feedBackPicBean);
                    }
                    break;
                case R.id.iv_pic:
                    if (TextUtils.isEmpty(item.getPath()))
                    getPic(context,mAdapter,datas);
                    break;
            }
        });
        getPermission(context);
    }



    private static void getPic(Activity activity, FeedBackPicAdapter mAdapter,List<FeedBackPicBean> datas) {
        int size = datas.size();
        int maxSelectNum = size==0?5:(5-(size-1));
        PictureParameterStyle pictureParameterStyle = new PictureParameterStyle();
        pictureParameterStyle.pictureStatusBarColor = 0xFF393a3e;
        pictureParameterStyle.pictureTitleBarBackgroundColor = 0xFF393a3e;
        PictureSelector.create(activity)
                .openGallery(PictureMimeType.ofImage())
                .loadImageEngine(GlideEngine.createGlideEngine())
                .isWeChatStyle(true)
                .maxSelectNum(maxSelectNum)
                .selectionMode(PictureConfig.MULTIPLE)
                .isWithVideoImage(true)
                .previewImage(true)
                .isCamera(true)
                .compress(true)
                .compressSavePath(activity.getExternalCacheDir().getPath())
                .setPictureStyle(pictureParameterStyle)
                .forResult(result -> {
                    if (datas.size()>0){
                        String path = datas.get(datas.size() - 1).getPath();
                        if (TextUtils.isEmpty(path))datas.remove(datas.size()-1);
                    }

                    for (int i = 0; i < result.size(); i++) {
                        LocalMedia localMedia = result.get(i);
                        String androidQToPath = localMedia.getCompressPath();
                        datas.add(new FeedBackPicBean(androidQToPath));
                    }
                    if (datas.size()<5)datas.add(new FeedBackPicBean(""));
                    mAdapter.setNewData(datas);
                });
    }

    private static void getPermission(Activity activity) {
        AndPermission.with(activity)
                .runtime()
                .permission(Permission.READ_EXTERNAL_STORAGE, Permission.WRITE_EXTERNAL_STORAGE)
                .onGranted(permissions -> {
//                    ToastUtil.showShort("已经获取权限,可以提交反馈了。");
                })
                .onDenied(permissions -> {
                    ToastUtil.showShort("你拒绝了获取此权限！");
                    // 这些权限被用户总是拒绝。
                    if (AndPermission.hasAlwaysDeniedPermission(activity, permissions)) {
                        new AlertDialog.Builder(activity)
                                .setTitle("权限申请")
                                .setMessage("需要此权限才能使用此功能，去设置？")
                                .setPositiveButton("去设置", (dialog, which) -> AppUtils.goIntentSetting(activity))
                                .setNegativeButton("取消",null)
                                .show();
                    }
                })
                .start();
    }
}

其中用到了图片选择器和权限申请

implementation 'com.github.LuckSiege.PictureSelector:picture_library:v2.4.6'
implementation 'com.yanzhenjie:permission:2.0.3'

image.png