XiaoxintongSystemOS/app/src/main/java/com/xxpatx/os/adapter/DockAppSelectedAdapter.java

package com.xxpatx.os.adapter;

import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.graphics.drawable.Drawable;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.constraintlayout.widget.ConstraintLayout;
import androidx.recyclerview.widget.RecyclerView;

import com.hjq.toast.Toaster;
import com.tencent.mmkv.MMKV;
import com.xxpatx.os.BuildConfig;
import com.xxpatx.os.R;
import com.xxpatx.os.activity.settings.dock.DockActivity;
import com.xxpatx.os.bean.DockApp;
import com.xxpatx.os.config.CommonConfig;
import com.xxpatx.os.gson.GsonUtils;
import com.xxpatx.os.utils.IconUtils;

import java.util.ArrayList;
import java.util.List;

public class DockAppSelectedAdapter extends RecyclerView.Adapter<DockAppSelectedAdapter.Holder> {
    private static final String TAG = "AppSelectedAdapter";
    private MMKV mMMKV = MMKV.mmkvWithID(CommonConfig.MMKV_ID, MMKV.MULTI_PROCESS_MODE);


    private Context mContext;
    private List<DockApp> mDockAppList;
    private List<DockApp> mSelectedPkgList = new ArrayList<>();

    public void setSelectedPkgList(List<DockApp> selectedPkgList) {
        this.mSelectedPkgList = selectedPkgList;
        Log.e(TAG, "setPkgList: " + mSelectedPkgList);
        notifyDataSetChanged();
    }

    public void setDockAppList(List<DockApp> dockAppList) {
        this.mDockAppList = dockAppList;
        notifyDataSetChanged();
    }

    @NonNull
    @Override
    public Holder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        mContext = parent.getContext();
        return new Holder(LayoutInflater.from(mContext).inflate(R.layout.item_dock_app_select, parent, false));
    }

    @Override
    public void onBindViewHolder(@NonNull Holder holder, int position) {
        DockApp dockApp = mDockAppList.get(position);
        String pkg = dockApp.getPackageName();
        switch (pkg) {
            case "xxpatx.os.dialer":
                holder.iv_icon.setImageDrawable(mContext.getDrawable(R.drawable.home_icon_dialer));
                break;
            case "com.mediatek.camera":
                holder.iv_icon.setImageDrawable(mContext.getDrawable(R.drawable.com_android_camera));
                break;
            case "com.android.mms":
                holder.iv_icon.setImageDrawable(mContext.getDrawable(R.drawable.com_android_mms_ui));
                break;
            default:
                holder.iv_icon.setImageDrawable(getIcon(dockApp.getPackageName()));
        }
        holder.tv_name.setText(dockApp.getAppName());
        if (mSelectedPkgList.contains(dockApp)) {
            holder.iv_select.setImageDrawable(mContext.getDrawable(R.drawable.icon_selected));
            holder.root.setBackground(mContext.getDrawable(R.drawable.app_select_background));
        } else {
            holder.iv_select.setImageDrawable(mContext.getDrawable(R.drawable.icon_unselected));
            holder.root.setBackground(mContext.getDrawable(R.drawable.app_unselect_background));
        }

        holder.iv_select.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                holder.selectApp(dockApp);
            }
        });
        holder.root.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                holder.selectApp(dockApp);
            }
        });
    }

    public Drawable getIcon(String packageName) {
        PackageManager pm = mContext.getPackageManager();
        ApplicationInfo info = null;
        try {
            info = pm.getApplicationInfo(packageName, 0);
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
        }
        if (info == null) {
            return null;
        } else {
            int i = IconUtils.appClassNameList.indexOf(packageName);
            if (i != -1) {
                String val = IconUtils.appIconList.get(i);
                int resID = mContext.getResources().getIdentifier(val, "drawable", BuildConfig.APPLICATION_ID);
                if (resID != 0) {
                    return mContext.getResources().getDrawable(resID);
                }
            }
            return info.loadIcon(pm);
        }
    }

    @Override
    public int getItemCount() {
        return mDockAppList == null ? 0 : mDockAppList.size();
    }

    class Holder extends RecyclerView.ViewHolder {
        ImageView iv_select, iv_icon;
        TextView tv_name;
        ConstraintLayout root;

        Holder(@NonNull View itemView) {
            super(itemView);
            root = itemView.findViewById(R.id.root);
            iv_select = itemView.findViewById(R.id.iv_select);
            iv_icon = itemView.findViewById(R.id.iv_icon);
            tv_name = itemView.findViewById(R.id.tv_name);
        }


        public void selectApp(DockApp dockApp) {
            Log.e(TAG, "selectApp: " + dockApp.getPackageName());
            if (!mSelectedPkgList.contains(dockApp)) {
                if (mSelectedPkgList.size() >= 5) {
                    Toaster.show("最多选择5个");
                } else {
                    mSelectedPkgList.add(dockApp);
                    iv_select.setImageDrawable(mContext.getDrawable(R.drawable.icon_selected));
                    root.setBackground(mContext.getDrawable(R.drawable.app_select_background));
                }
            } else {
                mSelectedPkgList.remove(dockApp);
                iv_select.setImageDrawable(mContext.getDrawable(R.drawable.icon_unselected));
                root.setBackground(mContext.getDrawable(R.drawable.app_unselect_background));
            }
            if (mSelectedPkgList.size() == 0) {
                mMMKV.encode(DockActivity.DOCK_APP_KEY, "");
            } else {
                mMMKV.encode(DockActivity.DOCK_APP_KEY, GsonUtils.toJSONString(mSelectedPkgList));
            }
            notifyDataSetChanged();
        }
    }
}