package com.gh.gamecenter.manager;

import android.content.Context;

import com.gh.common.util.PackageUtils;
import com.gh.gamecenter.db.InstallDao;
import com.gh.gamecenter.db.info.GameInfo;
import com.gh.gamecenter.db.info.InstallInfo;
import com.gh.gamecenter.eventbus.EBConcernChanged;

import org.greenrobot.eventbus.EventBus;

import java.util.HashMap;
import java.util.List;


public class InstallManager {

    private Context context;
    private InstallDao dao;

    public InstallManager(Context context) {
        this.context = context;
        dao = new InstallDao(context);
    }

    /**
     * 添加一个已安装的游戏
     */
    public void addInstall(InstallInfo entity) {
        dao.add(entity);
    }

    /**
     * 获取某一个安装的游戏
     */
    public InstallInfo findInstallById(String id) {
        return dao.find(id);
    }

    /**
     * 更新关注列表
     */
    public void updateInstall(InstallInfo entity) {
        dao.update(entity);
    }

    /**
     * 根据GameEntity更新已安装的游戏
     */
    public void updateByEntity(GameInfo gameEntity) {
        String packageName = gameEntity.getPackageName();
        InstallInfo installInfo = findInstallById(gameEntity.getId());
        if (installInfo != null) {
            installInfo.setTime(System.currentTimeMillis());
            installInfo.setIcon(gameEntity.getGameIcon());
            if (gameEntity.getGameName() != null) {
                installInfo.setGameName(gameEntity.getGameName());
            }
            installInfo.getPackageNames().put(packageName, true);
            int quantity = 0;
            for (String key : installInfo.getPackageNames().keySet()) {
                if (installInfo.getPackageNames().get(key)) {
                    quantity++;
                }
            }
            installInfo.setInstalledQuantity(quantity);
            updateInstall(installInfo);
        } else {
            installInfo = new InstallInfo();
            installInfo.setId(gameEntity.getId());
            installInfo.setIcon(gameEntity.getGameIcon());
            installInfo.setTime(System.currentTimeMillis());
            HashMap<String, Boolean> packageNames = new HashMap<>();
            packageNames.put(packageName, true);
            installInfo.setPackageNames(packageNames);
            installInfo.setWeight(1);
            installInfo.setInstalledQuantity(1);
            if (gameEntity.getGameName() != null) {
                installInfo.setGameName(gameEntity.getGameName());
            } else {
                installInfo.setGameName(PackageUtils.getNameByPackageName(
                        context, packageName));
            }
            addInstall(installInfo);
        }
    }

    /**
     * 根据包名 更新关注
     */
    public void updateByPackageName(String packageName) {
        for (InstallInfo concernEntity : getAllInstall()) {
            Boolean isInstalled = concernEntity.getPackageNames().get(packageName);
            if (isInstalled != null && isInstalled) {
                concernEntity.getPackageNames().put(packageName, false);
                int quantity = 0;
                for (String key : concernEntity.getPackageNames().keySet()) {
                    if (concernEntity.getPackageNames().get(key)) {
                        quantity++;
                    }
                }
                if (quantity == 0) {
                    deleteInstall(concernEntity.getId());
                } else {
                    concernEntity.setTime(System.currentTimeMillis());
                    concernEntity.setInstalledQuantity(quantity);
                    concernEntity.getPackageNames().put(packageName, false);
                    updateInstall(concernEntity);
                }
            }
        }
    }

    /**
     * 获取已安装列表(包含部分已卸载的数据和一些异常数据)
     */
    public List<InstallInfo> getAllInstall() {
        return dao.getAll();
    }

    /**
     * 删除一个关注
     */
    public void deleteInstall(String id) {
        dao.delete(id);
        EventBus.getDefault().post(new EBConcernChanged(id, false));
    }

}