Android Open Source - runescape-highscore Main Activity

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From Project

Back to project page runescape-highscore.

License

The source code is released under:

Apache License

Java Source Code

package com.rsstat.ui;
//ww  w .  j a  v  a 2  s . c  om
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Build;
import android.preference.PreferenceManager;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.text.Editable;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.Toast;

import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import com.rsstat.Constants;
import com.rsstat.R;
import com.rsstat.models.Triple;
import com.rsstat.rest.api.RSHighScoreAPI;
import com.rsstat.ui.adapters.SearchHistoryListAdapter;

import java.io.IOException;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Scanner;

import retrofit.Callback;
import retrofit.RestAdapter;
import retrofit.RetrofitError;
import retrofit.client.Response;
import retrofit.converter.ConversionException;
import retrofit.converter.Converter;
import retrofit.mime.TypedInput;
import retrofit.mime.TypedOutput;

public class MainActivity extends ActionBarActivity {

    private SharedPreferences preferences;
    private RSHighScoreAPI api;
    private LinkedList<String> history;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        RestAdapter restAdapter = new RestAdapter.Builder().setEndpoint(Constants.ENDPOINT).setConverter(new TripleConverter()).build();
        api = restAdapter.create(RSHighScoreAPI.class);

        if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            getSupportActionBar().setElevation(0f);
        }

        // restore previous user searches
        preferences = PreferenceManager.getDefaultSharedPreferences(this);
        history = getSearchHistory();

        if (history == null) {

            history = new LinkedList<>();
            history.add("GL RAMBO GF");
            updateSearchHistory(history);

        }

        SearchHistoryListAdapter searchHistoryListAdapter = new SearchHistoryListAdapter(this, history);
        ListView searchList = (ListView) findViewById(R.id.listview);
        searchList.setAdapter(searchHistoryListAdapter);

        searchList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                search(history.get(position));
            }
        });

        Button searchButton = (Button) findViewById(R.id.search_button);
        final EditText searchText = (EditText) findViewById(R.id.search_edit_text);

        searchButton.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {

                final Editable search = searchText.getText();

                if (search != null) {
                    search(search.toString());
                }
            }
        });
    }

    public void search(final String username) {
        api.getHighScore(username, new Callback<ArrayList<Triple>>() {

            @Override
            public void success(ArrayList<Triple> result, Response response) {

                Intent intent = new Intent(MainActivity.this, ResultsActivity.class);
                intent.putParcelableArrayListExtra(Constants.DATA_TAG, result);
                intent.putExtra(Constants.NAME_TAG, username);

                if (!history.contains(username)){

                    history.add(username);
                    updateSearchHistory(history);

                }
                startActivity(intent);
            }

            @Override
            public void failure(RetrofitError e) {

                Toast.makeText(MainActivity.this, Constants.PLAYER_NOT_FOUND, Toast.LENGTH_SHORT).show();
            }
        });
    }

    private LinkedList<String> getSearchHistory() {
        String historyAsJson = preferences.getString(Constants.SEARCH_HISTORY, null);
        Type type = new TypeToken<LinkedList<String>>() {
        }.getType();

        return new Gson().fromJson(historyAsJson, type);
    }

    private void updateSearchHistory(LinkedList<String> history) {

        if (history.size() > 15) {
            history.removeFirst();
        }

        SharedPreferences.Editor editor = preferences.edit();
        String historyAsJson = new Gson().toJson(history);

        editor.putString(Constants.SEARCH_HISTORY, historyAsJson);
        editor.apply();
    }

    private static class TripleConverter implements Converter {

        @Override
        public Object fromBody(TypedInput typedInput, Type type) throws ConversionException {

            List<Triple> hsList = new ArrayList<>();
            String csv = null;

            try {

                csv = new Scanner(typedInput.in()).useDelimiter("\\A").next().replace(",", " ").replace("-1", "Unranked");

            } catch (IOException e) {
                e.printStackTrace();
            }

            Scanner readVals = new Scanner(csv);

            for (int i = 0; i < 27; i++) {
                hsList.add(new Triple(readVals.next(), readVals.next(), readVals.next()));
            }

            return hsList;
        }

        @Override
        public TypedOutput toBody(Object o) {
            return null;
        }
    }
}

Java Source Code List

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