AccountAdapter.java

package com.piusvelte.sonet.adapter;

import android.content.Context;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

import com.piusvelte.sonet.R;
import com.piusvelte.sonet.Sonet;
import com.piusvelte.sonet.provider.Accounts;
import com.piusvelte.sonet.provider.Entity;
import com.piusvelte.sonet.social.Client;
import com.piusvelte.sonet.util.CircleTransformation;
import com.squareup.picasso.Picasso;

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

/**
 * Created by bemmanuel on 5/16/15.
 */
public class AccountAdapter extends BaseAdapter {

    Context mContext;
    Picasso mPicasso;
    CircleTransformation mCircleTransformation;
    List<HashMap<String, String>> mAccounts;

    public AccountAdapter(Context context,
            List<HashMap<String, String>> accounts) {
        mContext = context;
        mAccounts = accounts;
        mPicasso = Picasso.with(context);
        mCircleTransformation = new CircleTransformation();
    }

    @Override
    public int getCount() {
        if (mAccounts != null) {
            return mAccounts.size();
        }

        return 0;
    }

    @Override
    public HashMap<String, String> getItem(int position) {
        if (mAccounts != null && position < getCount()) {
            return mAccounts.get(position);
        }

        return null;
    }

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

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        final ViewHolder viewHolder;

        if (convertView == null) {
            convertView = LayoutInflater.from(mContext).inflate(R.layout.account_row, parent, false);
            viewHolder = new ViewHolder();
            viewHolder.profile = (ImageView) convertView.findViewById(R.id.profile);
            viewHolder.icon = (ImageView) convertView.findViewById(R.id.icon);
            viewHolder.friend = (TextView) convertView.findViewById(R.id.friend);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (ViewHolder) convertView.getTag();
        }

        if (viewHolder != null) {
            HashMap<String, String> account = getItem(position);
            String url = getAccountProfileUrl(account);

            if (!TextUtils.isEmpty(url)) {
                mPicasso.load(url)
                        .transform(mCircleTransformation)
                        .into(viewHolder.profile);
            } else {
                mPicasso.load(R.drawable.ic_account_box_grey600_48dp)
                        .transform(mCircleTransformation)
                        .into(viewHolder.profile);
            }

            int service = getAccountService(account);
            Client.Network network = Client.Network.get(service);
            mPicasso.load(network.getIcon())
                    .into(viewHolder.icon);

            if (viewHolder.friend != null) {
                viewHolder.friend.setText(network + ": " + getAccountUsername(account));
            }
        }

        return convertView;
    }

    public static long getAccountId(HashMap<String, String> account) {
        if (account != null) {
            return Long.parseLong(account.get(Accounts._ID));
        }

        return Sonet.INVALID_ACCOUNT_ID;
    }

    public static int getAccountService(HashMap<String, String> account) {
        if (account != null) {
            return Integer.parseInt(account.get(Accounts.SERVICE));
        }

        return 0;
    }

    public static String getAccountProfileUrl(HashMap<String, String> account) {
        if (account != null) {
            return account.get(Entity.PROFILE_URL);
        }

        return null;
    }

    public static String getAccountUsername(HashMap<String, String> account) {
        if (account != null) {
            return account.get(Accounts.USERNAME);
        }

        return null;
    }

    static class ViewHolder {
        ImageView profile;
        ImageView icon;
        TextView friend;
    }
}