Move "core" folder out of "features" into "base"

src/base/components/buttons/ButtonSelect.tsx

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import Stack from '@mui/material/Stack';
+import { useTranslation } from 'react-i18next';
+import Button from '@mui/material/Button';
+import { CustomTooltip } from '@/base/components/CustomTooltip.tsx';
+import { MultiValueButtonProps } from '@/base/Base.types.ts';
+import { Superscript } from '@/base/components/texts/Superscript.tsx';
+
+export const ButtonSelect = <Value extends string | number>({
+    value,
+    values,
+    defaultValue,
+    setValue,
+    valueToDisplayData,
+    isDefaultable,
+    onDefault,
+}: MultiValueButtonProps<Value>) => {
+    const { t } = useTranslation();
+
+    return (
+        <Stack sx={{ flexDirection: 'row', flexWrap: 'wrap', gap: 1 }}>
+            {isDefaultable && (
+                <Button key="default" onClick={onDefault} variant={value === undefined ? 'contained' : 'outlined'}>
+                    {t('global.label.default')}
+                </Button>
+            )}
+            {values.map((displayValue) => {
+                const isDefault = value === undefined && displayValue === defaultValue;
+
+                const text = valueToDisplayData[displayValue].isTitleString
+                    ? valueToDisplayData[displayValue].title
+                    : t(valueToDisplayData[displayValue].title);
+
+                return (
+                    <CustomTooltip key={displayValue} title={isDefault ? t('reader.settings.active_setting') : ''}>
+                        <Button
+                            onClick={() => setValue(displayValue)}
+                            variant={displayValue === value ? 'contained' : 'outlined'}
+                            startIcon={valueToDisplayData[displayValue].icon}
+                        >
+                            {isDefault ? <Superscript i18nKey="global.label.footnote" value={text} /> : text}
+                        </Button>
+                    </CustomTooltip>
+                );
+            })}
+        </Stack>
+    );
+};