Gadgetbridge/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/LiveActivityFragment.java

package nodomain.freeyourgadget.gadgetbridge.activities.charts;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.content.LocalBroadcastManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import com.github.mikephil.charting.charts.BarLineChartBase;
import com.github.mikephil.charting.charts.Chart;
import com.github.mikephil.charting.charts.PieChart;
import com.github.mikephil.charting.components.XAxis;
import com.github.mikephil.charting.components.YAxis;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.List;

import nodomain.freeyourgadget.gadgetbridge.GBApplication;
import nodomain.freeyourgadget.gadgetbridge.R;
import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.ActivitySample;
import nodomain.freeyourgadget.gadgetbridge.model.DeviceService;

public class LiveActivityFragment extends AbstractChartFragment {
    private static final Logger LOG = LoggerFactory.getLogger(LiveActivityFragment.class);

    private BarLineChartBase mStepsPerMinuteHistoryChart;
    private PieChart mStepsPerMinuteCurrentChart;

    private BroadcastReceiver mReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            String action = intent.getAction();
            switch (action) {
                case DeviceService.ACTION_REALTIME_STEPS:
                    int steps = intent.getIntExtra(DeviceService.EXTRA_REALTIME_STEPS, 0);
                    updateCurrentSteps(steps);
                    break;
            }
        }
    };

    private void updateCurrentSteps(int steps) {
        LOG.warn("STEPS: " + steps);
    }


    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        IntentFilter filterLocal = new IntentFilter();
        filterLocal.addAction(DeviceService.ACTION_ENABLE_REALTIME_STEPS);
        LocalBroadcastManager.getInstance(getActivity()).registerReceiver(mReceiver, filterLocal);

        View rootView = inflater.inflate(R.layout.fragment_live_activity, container, false);

        mStepsPerMinuteHistoryChart = (BarLineChartBase) rootView.findViewById(R.id.livechart_steps_per_minute_history);
        mStepsPerMinuteCurrentChart = (PieChart) rootView.findViewById(R.id.livechart_steps_per_minute_current);

        setupHistoryChart(mStepsPerMinuteHistoryChart);
        setupCurrentChart(mStepsPerMinuteCurrentChart);

        return rootView;
    }

    @Override
    public void onStart() {
        super.onStart();
        GBApplication.deviceService().onEnableRealtimeSteps(true);
    }

    @Override
    public void onStop() {
        super.onStop();
        GBApplication.deviceService().onEnableRealtimeSteps(false);
    }

    @Override
    public void onDestroyView() {
        LocalBroadcastManager.getInstance(getActivity()).unregisterReceiver(mReceiver);
        super.onDestroyView();
    }

    private void setupCurrentChart(PieChart chart) {
        chart.setBackgroundColor(BACKGROUND_COLOR);
        chart.setDescriptionColor(DESCRIPTION_COLOR);
        chart.setDescription("");
        chart.setNoDataTextDescription("");
        chart.setNoDataText("");
    }

    private void setupHistoryChart(BarLineChartBase chart) {
        chart.setBackgroundColor(BACKGROUND_COLOR);
        chart.setDescriptionColor(DESCRIPTION_COLOR);
        chart.setDescription("");

        configureBarLineChartDefaults(chart);

        XAxis x = chart.getXAxis();
        x.setDrawLabels(true);
        x.setDrawGridLines(false);
        x.setEnabled(true);
        x.setTextColor(CHART_TEXT_COLOR);
        x.setDrawLimitLinesBehindData(true);

        YAxis y = chart.getAxisLeft();
        y.setDrawGridLines(false);
        y.setDrawTopYLabelEntry(false);
        y.setTextColor(CHART_TEXT_COLOR);

        y.setEnabled(true);

        YAxis yAxisRight = chart.getAxisRight();
        yAxisRight.setDrawGridLines(false);
        yAxisRight.setEnabled(false);
        yAxisRight.setDrawLabels(false);
        yAxisRight.setDrawTopYLabelEntry(false);
        yAxisRight.setTextColor(CHART_TEXT_COLOR);
    }

    @Override
    public String getTitle() {
        return getContext().getString(R.string.liveactivity_live_activity);
    }

    @Override
    protected void refreshInBackground(DBHandler db, GBDevice device) {

    }

    @Override
    protected void renderCharts() {
        mStepsPerMinuteCurrentChart.animateXY(50, 50);
        mStepsPerMinuteHistoryChart.invalidate();
    }

    @Override
    protected List<ActivitySample> getSamples(DBHandler db, GBDevice device, int tsFrom, int tsTo) {
        throw new UnsupportedOperationException("no db access supported for live activity");
    }

    @Override
    protected void setupLegend(Chart chart) {
        // no legend
    }
}