package io.github.luyzfernando08.sleeptimer;

import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.text.format.DateFormat;
import android.view.Gravity;
import android.widget.LinearLayout;
import android.widget.TextView;

/** The card: pick when the TV goes to sleep, or cancel the timer. Choosing closes the screen. */
public class TimerActivity extends Activity {
    private TextView state, first, cancel;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        LinearLayout root = new LinearLayout(this);
        root.setOrientation(LinearLayout.VERTICAL);
        root.setGravity(Gravity.CENTER_HORIZONTAL);
        root.setBackgroundColor(0xFF0B0D12);
        int pad = Ui.dp(this, 48);
        root.setPadding(pad, pad, pad, pad);

        TextView title = Ui.text(this, 34, Color.WHITE);
        title.setText(R.string.app_name);
        root.addView(title);
        TextView hint = Ui.text(this, 16, 0xB3FFFFFF);
        hint.setText(R.string.hint);
        hint.setPadding(0, Ui.dp(this, 8), 0, Ui.dp(this, 4));
        root.addView(hint);
        state = Ui.text(this, 18, 0xFFB9B2FF);
        state.setPadding(0, Ui.dp(this, 8), 0, Ui.dp(this, 16));
        root.addView(state);

        // The lengths side by side, so the whole screen fits a 1080p TV; Cancel underneath.
        LinearLayout lengths = new LinearLayout(this);
        lengths.setOrientation(LinearLayout.HORIZONTAL);
        lengths.setGravity(Gravity.CENTER_HORIZONTAL);
        root.addView(lengths);
        for (int minutes : Timer.MINUTES) {
            TextView row = Ui.row(lengths, 150);
            if (minutes != Timer.MINUTES[Timer.MINUTES.length - 1]) {
                ((LinearLayout.LayoutParams) row.getLayoutParams()).setMarginEnd(Ui.dp(this, 12));
            }
            row.setGravity(Gravity.CENTER);
            row.setText(getString(R.string.in_minutes, minutes));
            row.setOnClickListener(v -> {
                Timer.start(this, minutes);
                finish();
            });
            if (first == null) first = row;
        }
        cancel = Ui.row(root, 798);
        cancel.setText(R.string.cancel);
        cancel.setOnClickListener(v -> {
            Timer.cancel(this);
            refresh();
        });

        setContentView(root);
    }

    /** Also when the screen comes back from the background, so it never shows a timer that has changed. */
    @Override
    protected void onResume() {
        super.onResume();
        refresh();
        (Timer.end(this) != 0 ? cancel : first).requestFocus();
    }

    private void refresh() {
        long end = Timer.end(this);
        if (!Timer.canSleep()) state.setText(R.string.no_service);
        else if (end == 0) state.setText(R.string.state_off);
        else state.setText(getString(R.string.state_on, DateFormat.getTimeFormat(this).format(end)));
    }
}