MembersActivity.java

package net.coding.program.project.detail;

import android.app.Activity;
import android.content.Intent;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

import net.coding.program.FootUpdate;
import net.coding.program.R;
import net.coding.program.common.Global;
import net.coding.program.common.ui.BackActivity;
import net.coding.program.model.TaskObject;
import net.coding.program.model.UserObject;

import org.androidannotations.annotations.AfterViews;
import org.androidannotations.annotations.EActivity;
import org.androidannotations.annotations.Extra;
import org.androidannotations.annotations.OptionsItem;
import org.androidannotations.annotations.ViewById;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.util.ArrayList;

@EActivity(R.layout.activity_members)
public class MembersActivity extends BackActivity implements FootUpdate.LoadMore {

    @Extra
    protected int mProjectObjectId;

    protected String getProjectMembers = "getProjectMembers";
    protected String urlMembers = "";

    protected ArrayList<TaskObject.Members> mMembersArray = new ArrayList<>();

    @ViewById
    protected ListView listView;

    protected BaseAdapter adapter = new BaseAdapter() {
        @Override
        public int getCount() {
            return mMembersArray.size();
        }

        @Override
        public Object getItem(int position) {
            return mMembersArray.get(position);
        }

        @Override
        public long getItemId(int position) {
            return position;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            ViewHolder holder;
            if (convertView == null) {
                convertView = mInflater.inflate(R.layout.activity_members_list_item, parent, false);
                holder = new ViewHolder();
                holder.name = (TextView) convertView.findViewById(R.id.name);
                holder.icon = (ImageView) convertView.findViewById(R.id.icon);
                holder.watchCheck = convertView.findViewById(R.id.watchCheck);
                holder.ic = (ImageView) convertView.findViewById(R.id.ic);
                holder.alias = (TextView) convertView.findViewById(R.id.alias);

                convertView.setTag(holder);
            } else {
                holder = (ViewHolder) convertView.getTag();
            }
            TaskObject.Members data = mMembersArray.get(position);
            holder.name.setText(data.user.name);
            iconfromNetwork(holder.icon, data.user.avatar);

            updateChecked(holder, data);

            UserObject user = data.user;

            TaskObject.Members.Type memberType = data.getType();
            int iconRes = memberType.getIcon();
            if (iconRes == 0) {
                holder.ic.setVisibility(View.GONE);
            } else {
                holder.ic.setVisibility(View.VISIBLE);
                holder.ic.setImageResource(iconRes);
            }

            if (!data.alias.isEmpty()) {
                holder.alias.setText(data.alias);
                holder.alias.setVisibility(View.VISIBLE);
            } else {
                holder.alias.setVisibility(View.GONE);
            }

            if (position == mMembersArray.size() - 1) {
                loadMore();
            }

            return convertView;
        }

    };

    protected void updateChecked(ViewHolder holder, TaskObject.Members data) {
    }

    @AfterViews
    protected final void initMembersActivity() {
        final String format = Global.HOST_API + "/project/%d/members?";
        urlMembers = String.format(format, mProjectObjectId);

        mFootUpdate.init(listView, mInflater, this);
        listView.setAdapter(adapter);
        listView.setOnItemClickListener((parent, view, position, id) -> {
            Intent intent = new Intent();
            TaskObject.Members members = mMembersArray.get(position);
            intent.putExtra("members", members);
            setResult(Activity.RESULT_OK, intent);
            finish();
        });

        loadMore();
    }

    @Override
    public void loadMore() {
        getNextPageNetwork(urlMembers, getProjectMembers);
    }

    @Override
    public void parseJson(int code, JSONObject respanse, String tag, int pos, Object data) throws JSONException {
        if (tag.equals(getProjectMembers)) {
            if (code == 0) {
                ArrayList<TaskObject.Members> usersInfo = new ArrayList<>();

                JSONArray members = respanse.getJSONObject("data").getJSONArray("list");

                for (int i = 0; i < members.length(); ++i) {
                    mMembersArray.add(new TaskObject.Members(members.getJSONObject(i)));
                }

                adapter.notifyDataSetChanged();
            } else {
                showErrorMsg(code, respanse);
            }
        }
    }

    @OptionsItem
    public void action_add() {
    }

    protected static class ViewHolder {
        public ImageView icon;
        public TextView name;
        public View watchCheck;
        TextView alias;
        ImageView ic;
    }
}