81 lines
2.0 KiB
TypeScript
81 lines
2.0 KiB
TypeScript
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import type { SlideInfo, SlidePatch } from '@slidev/types'
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import type { MaybeRef } from '@vueuse/core'
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import type { Ref } from 'vue'
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import { useFetch } from '@vueuse/core'
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import { computed, ref, unref } from 'vue'
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import { getSlide } from '../logic/slides'
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export interface UseSlideInfo {
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info: Ref<SlideInfo | null>
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update: (data: SlidePatch) => Promise<SlideInfo | void>
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}
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export function useSlideInfo(no: number): UseSlideInfo {
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if (!__SLIDEV_HAS_SERVER__) {
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return {
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info: ref(getSlide(no)?.meta.slide ?? null) as Ref<SlideInfo | null>,
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update: async () => {},
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}
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}
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const url = `/__slidev/slides/${no}.json`
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const { data: info, execute } = useFetch(url).json<SlideInfo>().get()
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execute()
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const update = async (data: SlidePatch) => {
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return await fetch(
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url,
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{
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method: 'POST',
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headers: {
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'Accept': 'application/json',
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'Content-Type': 'application/json',
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},
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body: JSON.stringify(data),
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},
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).then(r => r.json())
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}
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if (__DEV__) {
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import.meta.hot?.on('slidev:update-slide', (payload) => {
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if (payload.no === no)
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info.value = payload.data
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})
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import.meta.hot?.on('slidev:update-note', (payload) => {
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if (payload.no === no && info.value && info.value.note?.trim() !== payload.note?.trim())
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info.value = { ...info.value, ...payload }
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})
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}
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return {
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info,
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update,
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}
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}
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const map: Record<number, UseSlideInfo> = {}
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export function useDynamicSlideInfo(no: MaybeRef<number>) {
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function get(no: number) {
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return map[no] ??= useSlideInfo(no)
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}
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return {
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info: computed({
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get() {
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return get(unref(no)).info.value
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},
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set(newInfo) {
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get(unref(no)).info.value = newInfo
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},
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}),
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update: async (data: SlidePatch, newId?: number) => {
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const info = get(newId ?? unref(no))
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const newData = await info.update(data)
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if (newData)
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info.info.value = newData
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return newData
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},
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}
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}
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