Initial commit

components/ui/accordion/index.vue

@@ -0,0 +1,78 @@
+<template>
+  <div :class="[cn.b()]">
+    <slot />
+  </div>
+</template>
+
+<script setup lang="ts">
+import type { AccordionActiveId, AccordionModelValue } from './types'
+import { castArray } from 'lodash-es'
+
+import { provide, ref, watch } from 'vue'
+import { accordionContextKey } from './constants'
+
+export interface Props {
+  multiple?: boolean
+  modelValue?: AccordionModelValue
+}
+
+defineOptions({
+  name: 'UiAccordion',
+})
+
+const props = withDefaults(defineProps<Props>(), {
+  multiple: false,
+})
+
+const emit = defineEmits<{
+  'update:modelValue': [value: Props['modelValue']]
+}>()
+
+const cn = useClassname('ui-accordion')
+
+const activeItems = ref(castArray(props.modelValue))
+
+function setActiveItems(_activeItems: AccordionActiveId[]) {
+  activeItems.value = _activeItems
+  const value = !props.multiple ? activeItems.value[0] : activeItems.value
+
+  emit('update:modelValue', value)
+}
+
+function handleItemClick(id: AccordionActiveId) {
+  if (!props.multiple) {
+    setActiveItems([activeItems.value[0] === id ? '' : id])
+  }
+  else {
+    const _activeItems = [...activeItems.value]
+    const index = _activeItems.indexOf(id)
+
+    if (index > -1)
+      _activeItems.splice(index, 1)
+    else
+      _activeItems.push(id)
+
+    setActiveItems(_activeItems)
+  }
+}
+
+function isActive(id: AccordionActiveId) {
+  return activeItems.value.includes(id)
+}
+
+watch(
+  () => props.modelValue,
+  value => (activeItems.value = castArray(value)),
+  { deep: true },
+)
+
+provide(accordionContextKey, {
+  activeItems,
+  handleItemClick,
+  isActive,
+})
+</script>
+
+<style lang="scss">
+@use 'styles';
+</style>