import { message } from 'ant-design-vue' import type { WatchStopHandle } from 'vue' import type { TableType } from 'nocodb-sdk' export const useMetas = createSharedComposable(() => { const { $api } = useNuxtApp() const { tables: _tables } = storeToRefs(useBase()) const { baseTables } = storeToRefs(useTablesStore()) const metas = useState<{ [idOrTitle: string]: TableType | any }>('metas', () => ({})) const metasWithIdAsKey = computed>(() => { const idEntries = Object.entries(metas.value).filter(([k, v]) => k === v.id) return Object.fromEntries(idEntries) }) const loadingState = useState>('metas-loading-state', () => ({})) const setMeta = async (model: any) => { metas.value = { ...metas.value, [model.id!]: model, [model.title]: model, } } // todo: this needs a proper refactor, arbitrary waiting times are usually not a good idea const getMeta = async ( tableIdOrTitle: string, force = false, skipIfCacheMiss = false, baseId?: string, ): Promise => { if (!tableIdOrTitle) return null const tables = (baseId ? baseTables.value.get(baseId) : _tables.value) ?? [] /** wait until loading is finished if requesting same meta * use while to recheck loading state since it can be changed by other requests * */ // eslint-disable-next-line no-unmodified-loop-condition while (!force && loadingState.value[tableIdOrTitle]) { await new Promise((resolve) => { let unwatch: WatchStopHandle // set maximum 10sec timeout to wait loading meta const timeout = setTimeout(() => { unwatch?.() clearTimeout(timeout) resolve(null) }, 10000) // watch for loading state change unwatch = watch( () => !!loadingState.value[tableIdOrTitle], (isLoading) => { if (!isLoading) { clearTimeout(timeout) unwatch?.() resolve(null) } }, { immediate: true }, ) }) if (metas.value[tableIdOrTitle]) { return metas.value[tableIdOrTitle] } } // return null if cache miss if (skipIfCacheMiss) return null loadingState.value[tableIdOrTitle] = true try { if (!force && metas.value[tableIdOrTitle]) { return metas.value[tableIdOrTitle] } const modelId = (tables.find((t) => t.id === tableIdOrTitle) || tables.find((t) => t.title === tableIdOrTitle))?.id || tableIdOrTitle const model = await $api.dbTable.read(modelId) metas.value = { ...metas.value, [model.id!]: model, [model.title]: model, } return model } catch (e: any) { message.error(await extractSdkResponseErrorMsg(e)) } finally { delete loadingState.value[tableIdOrTitle] } return null } const clearAllMeta = () => { metas.value = {} } const removeMeta = (idOrTitle: string) => { const meta = metas.value[idOrTitle] if (meta) { delete metas.value[meta.id] delete metas.value[meta.title] } } return { getMeta, clearAllMeta, metas, metasWithIdAsKey, removeMeta, setMeta } })