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package it.niedermann.nextcloud.deck.ui.branding;
import android.content.Context;
import android.content.res.ColorStateList;
import android.graphics.Color;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.Window;
import android.widget.EditText;
import androidx.annotation.ColorInt;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import androidx.core.graphics.drawable.DrawableCompat;
import com.google.android.material.floatingactionbutton.FloatingActionButton;
import com.google.android.material.tabs.TabLayout;
import it.niedermann.nextcloud.deck.Application;
import it.niedermann.nextcloud.deck.DeckLog;
import it.niedermann.nextcloud.deck.R;
import it.niedermann.nextcloud.deck.util.ColorUtil;
import static android.os.Build.VERSION.SDK_INT;
import static android.os.Build.VERSION_CODES.LOLLIPOP;
import static android.os.Build.VERSION_CODES.M;
import static it.niedermann.nextcloud.deck.util.ColorUtil.contrastRatioIsSufficient;
import static it.niedermann.nextcloud.deck.util.ColorUtil.isColorDark;
public abstract class BrandedActivity extends AppCompatActivity implements Branded {
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (Application.isBrandingEnabled(this)) {
@ColorInt final int mainColor = Application.readBrandMainColor(this);
@ColorInt final int textColor = Application.readBrandTextColor(this);
setTheme(ColorUtil.isColorDark(textColor) ? R.style.AppThemeLightBrand : R.style.AppTheme);
applyBrandToStatusbar(getWindow(), mainColor, textColor);
} else {
setTheme(R.style.AppTheme);
}
}
@Override
protected void onStart() {
super.onStart();
if (Application.isBrandingEnabled(this)) {
@ColorInt final int mainColor = Application.readBrandMainColor(this);
@ColorInt final int textColor = Application.readBrandTextColor(this);
applyBrand(mainColor, textColor);
}
}
// TODO maybe this can be handled in R.style.AppThemLightBrand
@Override
public boolean onCreateOptionsMenu(Menu menu) {
@ColorInt final int textColor = Application.readBrandTextColor(this);
for (int i = 0; i < menu.size(); i++) {
Drawable drawable = menu.getItem(i).getIcon();
if (drawable != null) {
drawable = DrawableCompat.wrap(drawable);
DrawableCompat.setTint(drawable, textColor);
menu.getItem(i).setIcon(drawable);
}
}
return super.onCreateOptionsMenu(menu);
}
public static void applyBrandToStatusbar(@NonNull Window window, @ColorInt int mainColor, @ColorInt int textColor) {
if (SDK_INT >= LOLLIPOP) { // Set status bar color
window.setStatusBarColor(mainColor);
if (SDK_INT >= M) { // Set icon and text color of status bar
final View decorView = window.getDecorView();
if (isColorDark(mainColor)) {
int flags = decorView.getSystemUiVisibility();
flags &= ~View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR;
decorView.setSystemUiVisibility(flags);
} else {
decorView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);
}
}
}
}
public static void applyBrandToPrimaryToolbar(@ColorInt int mainColor, @ColorInt int textColor, @NonNull Toolbar toolbar) {
toolbar.setBackgroundColor(mainColor);
toolbar.setTitleTextColor(textColor);
final Drawable overflowDrawable = toolbar.getOverflowIcon();
if (overflowDrawable != null) {
overflowDrawable.setColorFilter(textColor, PorterDuff.Mode.SRC_ATOP);
toolbar.setOverflowIcon(overflowDrawable);
}
final Drawable navigationDrawable = toolbar.getNavigationIcon();
if (navigationDrawable != null) {
navigationDrawable.setColorFilter(textColor, PorterDuff.Mode.SRC_ATOP);
toolbar.setNavigationIcon(navigationDrawable);
}
}
protected void applyBrandToPrimaryTabLayout(@ColorInt int mainColor, @ColorInt int textColor, @NonNull TabLayout tabLayout) {
tabLayout.setBackgroundColor(mainColor);
tabLayout.setTabTextColors(textColor, textColor);
tabLayout.setTabIconTint(ColorStateList.valueOf(textColor));
tabLayout.setSelectedTabIndicatorColor(textColor);
}
public static void applyBrandToFAB(@ColorInt int mainColor, @ColorInt int textColor, @NonNull FloatingActionButton fab) {
fab.setSupportBackgroundTintList(ColorStateList.valueOf(mainColor));
fab.setColorFilter(textColor);
}
public static void applyBrandToEditText(@ColorInt int mainColor, @ColorInt int textColor, @NonNull EditText editText) {
@ColorInt final int finalMainColor = getSecondaryForegroundColorDependingOnTheme(editText.getContext(), mainColor);
DrawableCompat.setTintList(editText.getBackground(), new ColorStateList(
new int[][]{
new int[]{android.R.attr.state_active},
new int[]{android.R.attr.state_activated},
new int[]{android.R.attr.state_focused},
new int[]{android.R.attr.state_pressed},
new int[]{}
},
new int[]{
finalMainColor,
finalMainColor,
finalMainColor,
finalMainColor,
editText.getContext().getResources().getColor(R.color.fg_secondary)
}
));
}
/**
* Since we may collide with dark theme in this area, we have to make sure that the color is visible depending on the background
*/
@ColorInt
public static int
getSecondaryForegroundColorDependingOnTheme(@NonNull Context context, @ColorInt int mainColor) {
final boolean isDarkTheme = Application.getAppTheme(context);
if (isDarkTheme && !contrastRatioIsSufficient(mainColor, Color.BLACK)) {
DeckLog.verbose("Contrast ratio between brand color " + String.format("#%06X", (0xFFFFFF & mainColor)) + " and dark theme is too low. Falling back to WHITE as brand color.");
return Color.WHITE;
} else if (!isDarkTheme && !contrastRatioIsSufficient(mainColor, Color.WHITE)) {
DeckLog.verbose("Contrast ratio between brand color " + String.format("#%06X", (0xFFFFFF & mainColor)) + " and light theme is too low. Falling back to BLACK as brand color.");
return Color.BLACK;
} else {
return mainColor;
}
}
}
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