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🔱: [client] sync upgrade with 7 commits [trident-sync]
chore: Merge branch 'vben' # Conflicts: # package.json perf: antdv示例改成使用vben框架 chore: vben chore: vben chore: vben
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<script lang="ts" setup>
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import type { Component } from "vue";
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import type { AnyPromiseFunction } from "/@/vben/types";
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import { computed, ref, unref, useAttrs, watch } from "vue";
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import { LoaderCircle } from "/@/vben/icons";
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import { get, isEqual, isFunction } from "/@/vben/shared/utils";
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import { objectOmit } from "@vueuse/core";
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type OptionsItem = {
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[name: string]: any;
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children?: OptionsItem[];
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disabled?: boolean;
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label?: string;
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value?: string;
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};
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interface Props {
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/** 组件 */
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component: Component;
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/** 是否将value从数字转为string */
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numberToString?: boolean;
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/** 获取options数据的函数 */
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api?: (arg?: any) => Promise<OptionsItem[] | Record<string, any>>;
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/** 传递给api的参数 */
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params?: Record<string, any>;
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/** 从api返回的结果中提取options数组的字段名 */
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resultField?: string;
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/** label字段名 */
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labelField?: string;
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/** children字段名,需要层级数据的组件可用 */
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childrenField?: string;
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/** value字段名 */
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valueField?: string;
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/** 组件接收options数据的属性名 */
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optionsPropName?: string;
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/** 是否立即调用api */
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immediate?: boolean;
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/** 每次`visibleEvent`事件发生时都重新请求数据 */
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alwaysLoad?: boolean;
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/** 在api请求之前的回调函数 */
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beforeFetch?: AnyPromiseFunction<any, any>;
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/** 在api请求之后的回调函数 */
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afterFetch?: AnyPromiseFunction<any, any>;
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/** 直接传入选项数据,也作为api返回空数据时的后备数据 */
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options?: OptionsItem[];
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/** 组件的插槽名称,用来显示一个"加载中"的图标 */
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loadingSlot?: string;
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/** 触发api请求的事件名 */
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visibleEvent?: string;
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/** 组件的v-model属性名,默认为modelValue。部分组件可能为value */
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modelPropName?: string;
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}
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defineOptions({ name: "ApiComponent", inheritAttrs: false });
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const props = withDefaults(defineProps<Props>(), {
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labelField: "label",
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valueField: "value",
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childrenField: "",
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optionsPropName: "options",
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resultField: "",
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visibleEvent: "",
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numberToString: false,
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params: () => ({}),
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immediate: true,
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alwaysLoad: false,
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loadingSlot: "",
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beforeFetch: undefined,
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afterFetch: undefined,
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modelPropName: "modelValue",
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api: undefined,
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options: () => []
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});
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const emit = defineEmits<{
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optionsChange: [OptionsItem[]];
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}>();
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const modelValue = defineModel({ default: "" });
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const attrs = useAttrs();
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const refOptions = ref<OptionsItem[]>([]);
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const loading = ref(false);
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// 首次是否加载过了
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const isFirstLoaded = ref(false);
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const getOptions = computed(() => {
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const { labelField, valueField, childrenField, numberToString } = props;
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const refOptionsData = unref(refOptions);
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function transformData(data: OptionsItem[]): OptionsItem[] {
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return data.map((item) => {
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const value = get(item, valueField);
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return {
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...objectOmit(item, [labelField, valueField, childrenField]),
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label: get(item, labelField),
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value: numberToString ? `${value}` : value,
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...(childrenField && item[childrenField] ? { children: transformData(item[childrenField]) } : {})
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};
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});
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}
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const data: OptionsItem[] = transformData(refOptionsData);
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return data.length > 0 ? data : props.options;
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});
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const bindProps = computed(() => {
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return {
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[props.modelPropName]: unref(modelValue),
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[props.optionsPropName]: unref(getOptions),
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[`onUpdate:${props.modelPropName}`]: (val: string) => {
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modelValue.value = val;
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},
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...objectOmit(attrs, [`onUpdate:${props.modelPropName}`]),
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...(props.visibleEvent
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? {
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[props.visibleEvent]: handleFetchForVisible
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}
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: {})
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};
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});
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async function fetchApi() {
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let { api, beforeFetch, afterFetch, params, resultField } = props;
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if (!api || !isFunction(api) || loading.value) {
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return;
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}
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refOptions.value = [];
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try {
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loading.value = true;
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if (beforeFetch && isFunction(beforeFetch)) {
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params = (await beforeFetch(params)) || params;
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}
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let res = await api(params);
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if (afterFetch && isFunction(afterFetch)) {
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res = (await afterFetch(res)) || res;
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}
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isFirstLoaded.value = true;
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if (Array.isArray(res)) {
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refOptions.value = res;
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emitChange();
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return;
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}
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if (resultField) {
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refOptions.value = get(res, resultField) || [];
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}
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emitChange();
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} catch (error) {
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console.warn(error);
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// reset status
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isFirstLoaded.value = false;
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} finally {
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loading.value = false;
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}
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}
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async function handleFetchForVisible(visible: boolean) {
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if (visible) {
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if (props.alwaysLoad) {
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await fetchApi();
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} else if (!props.immediate && !unref(isFirstLoaded)) {
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await fetchApi();
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}
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}
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}
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watch(
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() => props.params,
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(value, oldValue) => {
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if (isEqual(value, oldValue)) {
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return;
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}
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fetchApi();
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},
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{ deep: true, immediate: props.immediate }
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);
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function emitChange() {
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emit("optionsChange", unref(getOptions));
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}
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</script>
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<template>
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<component :is="component" v-bind="bindProps" :placeholder="$attrs.placeholder">
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<template v-for="item in Object.keys($slots)" #[item]="data">
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<slot :name="item" v-bind="data || {}"></slot>
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</template>
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<template v-if="loadingSlot && loading" #[loadingSlot]>
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<LoaderCircle class="animate-spin" />
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</template>
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</component>
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</template>
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