LoadProfileTask.java

package com.athena.asm.util.task;

import android.app.ProgressDialog;
import android.content.Context;
import android.os.AsyncTask;

import com.athena.asm.ViewProfileActivity;
import com.athena.asm.data.Profile;
import com.athena.asm.viewmodel.HomeViewModel;

public class LoadProfileTask extends AsyncTask<String, Integer, String> {
    private ViewProfileActivity viewProfileActivity = null;
    private String userID;
    private Profile profile;
    private int type;
    private ProgressDialog pdialog;

    private HomeViewModel m_viewModel;

    public LoadProfileTask(Context ctx, HomeViewModel viewModel, String userID) {
        this.userID = userID;
        type = 0;
        m_viewModel = viewModel;
        pdialog = new ProgressDialog(ctx);
    }

    public LoadProfileTask(ViewProfileActivity activity, String userID) {
        this.viewProfileActivity = activity;
        this.userID = userID;
        type = 1;
        pdialog = new ProgressDialog(activity);
    }

    @Override
    protected void onPreExecute() {
        if (m_viewModel != null)
            m_viewModel.m_isLoadingInProgress = true;
        pdialog.setMessage("加载用户信息中...");
        pdialog.show();
    }

    @Override
    protected String doInBackground(String... params) {
        if (type == 0) {
            profile = m_viewModel.getProfile(userID);
        } else {
            profile = viewProfileActivity.m_smthSupport.getProfile(userID);
        }
        pdialog.cancel();
        return null;
    }

    @Override
    protected void onPostExecute(String result) {
        if (type == 0) {
            m_viewModel.notifyProfileChanged(profile);
        } else {
            viewProfileActivity.reloadProfile(profile);
        }
        if (m_viewModel != null)
            m_viewModel.m_isLoadingInProgress = false;
    }
}