商品分类下拉选择

src/components/Select/SelectCtcg.vue

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+<template>
+	<el-select
+		style="width: 100%"
+		v-model="state.selectId"
+		:placeholder="props.placeholder"
+		clearable
+		remote-show-suffix
+		filterable
+		remote
+		:remote-method="remoteSearch"
+		:loading="state.loading"
+		@visible-change="(e: boolean) => e && getOptions()"
+	>
+		<el-option v-for="v in state.options" :key="v.id" :label="`${v.name}`" :value="v.id">
+			<!-- <div class="flex items-center">
+				<div class="color-primary">{{ v.name }}</div>
+				<div class="flex items-center just ml5">
+					<el-tag size="small">
+						{{ v.deptName }}
+					</el-tag>
+				</div>
+			</div> -->
+		</el-option>
+	</el-select>
+</template>
+
+<script setup lang="ts" name="select-merchant">
+import { reactive, computed, defineModel, withDefaults, defineProps } from 'vue';
+import * as cocApi from '/@/api/canteen/canteenOnlineCategory';
+
+const selectId = defineModel();
+
+export type Props = {
+	placeholder?: string;
+};
+const props = withDefaults(defineProps<Props>(), {
+	placeholder: '请选择',
+});
+
+const queryForm = reactive<any>({
+	current: 1,
+	size: 10,
+});
+
+const state = reactive<any>({
+	loading: true,
+	selectId: selectId,
+	options: [],
+});
+
+watch(
+	selectId,
+	(newVal, oldValue) => {
+		if (newVal == oldValue) return;
+		state.selectId = newVal;
+		getOptions();
+	},
+	{ immediate: true }
+);
+
+async function getOptions() {
+	try {
+		state.loading = true;
+		const _pa = {
+			...queryForm,
+		};
+		const { data } = await cocApi.fetchList(_pa);
+		state.options = data.records ?? [];
+	} finally {
+		setTimeout(() => (state.loading = false), 500);
+	}
+}
+
+function remoteSearch(params: string) {
+	if (params != queryForm.name) {
+		queryForm.name = params;
+		getOptions();
+	}
+}
+
+function clear() {
+	state.selectId = null;
+	getOptions();
+}
+</script>