1 files changed, 51 insertions, 0 deletions
diff --git a/apps/theming/src/helpers/getBackgroundUrl.js b/apps/theming/src/helpers/getBackgroundUrl.js
new file mode 100644
index 00000000000..2e0088f6d30
--- /dev/null
+++ b/apps/theming/src/helpers/getBackgroundUrl.js
@@ -0,0 +1,51 @@
+/**
+ * @copyright Copyright (c) 2020 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Avior <florian.bouillon@delta-wings.net>
+ * @author Julien Veyssier <eneiluj@posteo.net>
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @license AGPL-3.0-or-later
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+// FIXME hoist this into a package? The same logic is used in `apps/dashboard/src/helpers/getBackgroundUrl.js`
+
+import { generateUrl } from '@nextcloud/router'
+import { prefixWithBaseUrl } from './prefixWithBaseUrl.js'
+
+export const getBackgroundUrl = (background, time = 0, themingDefaultBackground = '') => {
+	const enabledThemes = window.OCA?.Theming?.enabledThemes || []
+	const isDarkTheme = (enabledThemes.length === 0 || enabledThemes[0] === 'default')
+		? window.matchMedia('(prefers-color-scheme: dark)').matches
+		: enabledThemes.join('').indexOf('dark') !== -1
+
+	if (background === 'default') {
+		if (themingDefaultBackground && themingDefaultBackground !== 'backgroundColor') {
+			return generateUrl('/apps/theming/image/background') + '?v=' + window.OCA.Theming.cacheBuster
+		}
+
+		if (isDarkTheme) {
+			return prefixWithBaseUrl('eduardo-neves-pedra-azul.jpg')
+		}
+
+		return prefixWithBaseUrl('kamil-porembinski-clouds.jpg')
+	} else if (background === 'custom') {
+		return generateUrl('/apps/theming/background') + '?v=' + time
+	}
+
+	return prefixWithBaseUrl(background)
+}