feat: add slash command menu to article editor (#14035)

app/javascript/dashboard/components/widgets/WootWriter/SlashCommandMenu.vue

@@ -0,0 +1,180 @@
+<script setup>
+import { ref, computed, watch, nextTick } from 'vue';
+import { useI18n } from 'vue-i18n';
+import { useKeyboardNavigableList } from 'dashboard/composables/useKeyboardNavigableList';
+import Icon from 'dashboard/components-next/icon/Icon.vue';
+
+const props = defineProps({
+  searchKey: {
+    type: String,
+    default: '',
+  },
+  enabledMenuOptions: {
+    type: Array,
+    default: () => [],
+  },
+  position: {
+    type: Object,
+    default: null,
+  },
+});
+
+const emit = defineEmits(['selectAction']);
+
+const { t } = useI18n();
+
+const EDITOR_ACTIONS = [
+  {
+    value: 'h1',
+    labelKey: 'SLASH_COMMANDS.HEADING_1',
+    icon: 'i-lucide-heading-1',
+    menuKey: 'h1',
+  },
+  {
+    value: 'h2',
+    labelKey: 'SLASH_COMMANDS.HEADING_2',
+    icon: 'i-lucide-heading-2',
+    menuKey: 'h2',
+  },
+  {
+    value: 'h3',
+    labelKey: 'SLASH_COMMANDS.HEADING_3',
+    icon: 'i-lucide-heading-3',
+    menuKey: 'h3',
+  },
+  {
+    value: 'strong',
+    labelKey: 'SLASH_COMMANDS.BOLD',
+    icon: 'i-lucide-bold',
+    menuKey: 'strong',
+  },
+  {
+    value: 'em',
+    labelKey: 'SLASH_COMMANDS.ITALIC',
+    icon: 'i-lucide-italic',
+    menuKey: 'em',
+  },
+  {
+    value: 'insertTable',
+    labelKey: 'SLASH_COMMANDS.TABLE',
+    icon: 'i-lucide-table',
+    menuKey: 'insertTable',
+  },
+  {
+    value: 'strike',
+    labelKey: 'SLASH_COMMANDS.STRIKETHROUGH',
+    icon: 'i-lucide-strikethrough',
+    menuKey: 'strike',
+  },
+  {
+    value: 'code',
+    labelKey: 'SLASH_COMMANDS.CODE',
+    icon: 'i-lucide-code',
+    menuKey: 'code',
+  },
+  {
+    value: 'bulletList',
+    labelKey: 'SLASH_COMMANDS.BULLET_LIST',
+    icon: 'i-lucide-list',
+    menuKey: 'bulletList',
+  },
+  {
+    value: 'orderedList',
+    labelKey: 'SLASH_COMMANDS.ORDERED_LIST',
+    icon: 'i-lucide-list-ordered',
+    menuKey: 'orderedList',
+  },
+];
+
+const listContainerRef = ref(null);
+const selectedIndex = ref(0);
+
+const items = computed(() => {
+  const search = props.searchKey.toLowerCase();
+  return EDITOR_ACTIONS.filter(action => {
+    if (!props.enabledMenuOptions.includes(action.menuKey)) return false;
+    if (!search) return true;
+    return t(action.labelKey).toLowerCase().includes(search);
+  });
+});
+
+const hasItems = computed(() => items.value.length > 0);
+
+const menuStyle = computed(() => {
+  if (!props.position) return {};
+  const style = { top: `${props.position.top}px` };
+  if (props.position.right != null) {
+    style.right = `${props.position.right}px`;
+  } else {
+    style.left = `${props.position.left}px`;
+  }
+  return style;
+});
+
+const adjustScroll = () => {
+  nextTick(() => {
+    const container = listContainerRef.value;
+    if (!container) return;
+    const el = container.querySelector(`#slash-item-${selectedIndex.value}`);
+    if (el) {
+      el.scrollIntoView({ block: 'nearest', behavior: 'auto' });
+    }
+  });
+};
+
+const onSelect = () => {
+  const item = items.value[selectedIndex.value];
+  if (item) emit('selectAction', item.value);
+};
+
+useKeyboardNavigableList({
+  items,
+  onSelect,
+  adjustScroll,
+  selectedIndex,
+});
+
+// Reset selection when filtered items change
+watch(items, () => {
+  selectedIndex.value = 0;
+});
+
+const onHover = index => {
+  selectedIndex.value = index;
+};
+
+const onItemClick = index => {
+  selectedIndex.value = index;
+  onSelect();
+};
+
+defineExpose({ hasItems });
+</script>
+
+<!-- eslint-disable-next-line vue/no-root-v-if -->
+<template>
+  <div
+    v-if="hasItems"
+    ref="listContainerRef"
+    class="bg-n-alpha-3 backdrop-blur-[100px] outline outline-1 outline-n-container absolute rounded-xl z-50 flex flex-col min-w-[10rem] shadow-lg p-2 overflow-auto max-h-[15rem]"
+    :style="menuStyle"
+  >
+    <button
+      v-for="(item, index) in items"
+      :id="`slash-item-${index}`"
+      :key="item.value"
+      type="button"
+      class="inline-flex items-center justify-start w-full h-8 min-w-0 gap-2 px-2 py-1.5 border-0 rounded-lg text-n-slate-12 hover:bg-n-alpha-1 dark:hover:bg-n-alpha-2"
+      :class="{
+        'bg-n-alpha-1 dark:bg-n-alpha-2': index === selectedIndex,
+      }"
+      @mouseover="onHover(index)"
+      @click="onItemClick(index)"
+    >
+      <Icon :icon="item.icon" class="flex-shrink-0 size-3.5" />
+      <span class="min-w-0 text-sm truncate">
+        {{ t(item.labelKey) }}
+      </span>
+    </button>
+  </div>
+</template>