67 lines
2.2 KiB
TypeScript
67 lines
2.2 KiB
TypeScript
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import type { Directive, Plugin } from 'vue';
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import type { EventEmitter } from '@/Components/Map/EventEmitter';
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// https://vuejs.org/guide/reusability/custom-directives.html#directive-hooks
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// https://learnvue.co/articles/vue-custom-directives
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let emitter: EventEmitter<string>;
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export const EmitterDirective: Directive<any> = {
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mounted: (el, binding, vnode) => {
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// el: the element the directive is bound to. This can be used to directly manipulate
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binding.arg && el.setAttribute('event', binding.arg);
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// const vm = binding.instance;
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// let iwas = vm?.$data.onMapInitializedEvent;
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// var handlers = (vnode.data && vnode.data.on) ||
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// (vnode.componentOptions && vnode.componentOptions.listeners);
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//vnode: the underlying VNode representing the bound element.
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//binding.instance: The instance of the component where the directive is used.
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// const instance = binding.instance;
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// if (vnode && vnode.dirs) {
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// const instance = vnode.dirs[0].instance;
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// }
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// binding.value
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// arg: 'onMapInitialized'
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// dir: {created: ƒ}
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// instance: Proxy {__v_skip: true}
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// modifiers: {}
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// oldValue: undefined
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// value: {mapId: 'test', name: 'test'}
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const handler = binding.value;
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// let instanceComp = binding.instance;
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// @ts-ignore
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if (vnode.ctx) {
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// @ts-ignore
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emitter = vnode.ctx.data[binding.arg];
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emitter.subscribe(handler);
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}
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// for (const key in binding.value) {
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// const k = key; //kebabCase(key);
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// if (!el.hasAttribute(k)) {
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// el.setAttribute(k, binding.value[key]);
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// }
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// }
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},
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unmounted() {
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emitter.unsubscribe();
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},
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// getSSRProps(binding) {
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// /* c8 ignore next */
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// if (!binding.value) return {};
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// return Object.fromEntries(Object.entries(binding.value).map(([key, value]) => [kebabCase(key), value]));
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// },
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};
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export const EmitterPlugin: Plugin = {
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install(app) {
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app.directive('bind-event', EmitterDirective);
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},
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};
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