package com.reactlibrary;


import android.Manifest;
import android.annotation.TargetApi;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;

import com.baidu.idl.face.platform.FaceConfig;
import com.baidu.idl.face.platform.FaceEnvironment;
import com.baidu.idl.face.platform.FaceSDKManager;
import com.baidu.idl.face.platform.LivenessTypeEnum;

public class MainActivity extends Activity {

    private static final String TAG = MainActivity.class.getSimpleName();

    private RecyclerView.LayoutManager mLayoutManager;
    private RecyclerView mRecyclerView;
    private RecyclerCustomAdapter mCustomAdapter;
    private Dialog mDefaultDialog;

    private int[] mDataset = new int[]{
            R.string.main_item_face_live,
            R.string.main_item_face_detect
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // 根据需求添加活体动作
        ExampleApplication.livenessList.clear();
        ExampleApplication.livenessList.add(LivenessTypeEnum.Eye);
        ExampleApplication.livenessList.add(LivenessTypeEnum.Mouth);
        ExampleApplication.livenessList.add(LivenessTypeEnum.HeadUp);
        ExampleApplication.livenessList.add(LivenessTypeEnum.HeadDown);
        ExampleApplication.livenessList.add(LivenessTypeEnum.HeadLeft);
        ExampleApplication.livenessList.add(LivenessTypeEnum.HeadRight);
        ExampleApplication.livenessList.add(LivenessTypeEnum.HeadLeftOrRight);

        mLayoutManager = new LinearLayoutManager(this);
        mCustomAdapter = new RecyclerCustomAdapter(mDataset);
        this.findViewById(R.id.main_settings).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                startItemActivity(SettingsActivity.class);
            }
        });
        mRecyclerView = (RecyclerView) findViewById(R.id.main_recycler_view);

        int scrollPosition = 0;
        if (mRecyclerView.getLayoutManager() != null) {
            scrollPosition = ((LinearLayoutManager) mRecyclerView.getLayoutManager())
                    .findFirstCompletelyVisibleItemPosition();
        }

        mLayoutManager = new LinearLayoutManager(this);
        mRecyclerView.setLayoutManager(mLayoutManager);
        mRecyclerView.scrollToPosition(scrollPosition);
        mRecyclerView.setAdapter(mCustomAdapter);

        requestPermissions(99, Manifest.permission.CAMERA);

        initLib();
    }

    /**
     * 初始化SDK
     */
    private void initLib() {
        // 为了android和ios 区分授权，appId=appname_face_android ,其中appname为申请sdk时的应用名
        // 应用上下文
        // 申请License取得的APPID
        // assets目录下License文件名
//        FaceSDKManager.getInstance().initialize(this, Config.licenseID, Config.licenseFileName);
        // setFaceConfig();
    }

    private void setFaceConfig() {
        FaceConfig config = FaceSDKManager.getInstance().getFaceConfig();
        // SDK初始化已经设置完默认参数（推荐参数），您也根据实际需求进行数值调整
        config.setLivenessTypeList(ExampleApplication.livenessList);
        config.setLivenessRandom(ExampleApplication.isLivenessRandom);
        config.setBlurnessValue(FaceEnvironment.VALUE_BLURNESS);
        config.setBrightnessValue(FaceEnvironment.VALUE_BRIGHTNESS);
        config.setCropFaceValue(FaceEnvironment.VALUE_CROP_FACE_SIZE);
        config.setHeadPitchValue(FaceEnvironment.VALUE_HEAD_PITCH);
        config.setHeadRollValue(FaceEnvironment.VALUE_HEAD_ROLL);
        config.setHeadYawValue(FaceEnvironment.VALUE_HEAD_YAW);
        config.setMinFaceSize(FaceEnvironment.VALUE_MIN_FACE_SIZE);
        config.setNotFaceValue(FaceEnvironment.VALUE_NOT_FACE_THRESHOLD);
        config.setOcclusionValue(FaceEnvironment.VALUE_OCCLUSION);
        config.setCheckFaceQuality(true);
        config.setFaceDecodeNumberOfThreads(2);

        FaceSDKManager.getInstance().setFaceConfig(config);
    }

    private void startItemActivity(Class itemClass) {
        setFaceConfig();
        startActivity(new Intent(this, itemClass));
    }

    class RecyclerCustomAdapter extends RecyclerView.Adapter<RecyclerCustomAdapter.ViewHolder> {
        final int[] itemDataSet;

        class ViewHolder extends RecyclerView.ViewHolder {

            public final View rv;
            public final TextView tv;

            public ViewHolder(View v) {
                super(v);
                rv = v;
                tv = (TextView) v.findViewById(R.id.item_main_text);
            }
        }

        public RecyclerCustomAdapter(int[] dataSet) {
            itemDataSet = dataSet;
        }

        @Override
        public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
            View v = LayoutInflater.from(viewGroup.getContext())
                    .inflate(R.layout.item_main, viewGroup, false);
            return new ViewHolder(v);
        }

        @Override
        public void onBindViewHolder(ViewHolder viewHolder, final int position) {
            viewHolder.tv.setText(itemDataSet[position]);
            viewHolder.tv.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
//                    switch (itemDataSet[position]) {
//                        case R.string.main_item_face_live:
//                            startItemActivity(FaceLivenessExpActivity.class);
//                            break;
//                        case R.string.main_item_face_detect:
//                            startItemActivity(FaceDetectExpActivity.class);
//                            break;
//                        default:
//                    }
                }
            });
        }

        @Override
        public int getItemCount() {
            return itemDataSet.length;
        }
    }

    public void requestPermissions(int requestCode, String permission) {
        if (permission != null && permission.length() > 0) {
            try {
                if (Build.VERSION.SDK_INT >= 23) {
                    // 检查是否有权限
                    int hasPer = checkSelfPermission(permission);
                    if (hasPer != PackageManager.PERMISSION_GRANTED) {
                        // 是否应该显示权限请求
                        boolean isShould = shouldShowRequestPermissionRationale(permission);
                        requestPermissions(new String[]{permission}, requestCode);
                    }
                } else {

                }
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        }
    }

    @TargetApi(Build.VERSION_CODES.M)
    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions,
                                           int[] grantResults) {
        boolean flag = false;
        for (int i = 0; i < permissions.length; i++) {
            if (PackageManager.PERMISSION_GRANTED == grantResults[i]) {
                flag = true;
            }
        }
        if (!flag) {
            requestPermissions(99, Manifest.permission.CAMERA);
        }
    }

    protected void showMessageDialog(String title, String message) {
        if (mDefaultDialog == null) {
            AlertDialog.Builder builder = new AlertDialog.Builder(this);
            builder.setTitle(title).
                    setMessage(message).
                    setNegativeButton("ok",
                            new DialogInterface.OnClickListener() {
                                @Override
                                public void onClick(DialogInterface dialog, int which) {
                                    mDefaultDialog.dismiss();
                                    MainActivity.this.finish();
                                }
                            });
            mDefaultDialog = builder.create();
            mDefaultDialog.setCancelable(true);
        }
        mDefaultDialog.dismiss();
        mDefaultDialog.show();
    }
}