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🔨 crude extraction of fetching functionality
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packages/@ourworldindata/grapher/src/core/FetchingGrapher.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| import { | ||
| GrapherInterface, | ||
| MultipleOwidVariableDataDimensionsMap, | ||
| OwidVariableDataMetadataDimensions, | ||
| } from "@ourworldindata/types" | ||
| import React from "react" | ||
| import { Grapher } from "./Grapher.js" | ||
| import { loadVariableDataAndMetadata } from "./loadVariable.js" | ||
| import { legacyToOwidTableAndDimensions } from "./LegacyToOwidTable.js" | ||
| import { OwidTable } from "@ourworldindata/core-table" | ||
|
|
||
| export interface FetchingGrapherProps { | ||
| config?: GrapherInterface | ||
| configUrl?: string | ||
| queryString?: string | ||
| dataApiUrl: string | ||
| } | ||
| export async function FetchingGrapher( | ||
| props: FetchingGrapherProps | ||
| ): Promise<React.JSX.Element | null> { | ||
| // if config is not provided, fetch it from configUrl | ||
|
|
||
| const [config, setConfig] = React.useState<GrapherInterface | undefined>( | ||
| undefined | ||
| ) | ||
|
|
||
| const [inputTable, setInputTable] = React.useState<OwidTable | undefined>( | ||
| undefined | ||
| ) | ||
|
|
||
| React.useEffect(() => { | ||
| async function fetchConfigAndLoadData(): Promise<void> { | ||
| if (!config && props.configUrl) { | ||
| const fetchedConfig = await fetch(props.configUrl).then((res) => | ||
| res.json() | ||
| ) | ||
| setConfig(fetchedConfig) | ||
| } | ||
| if (!config) return | ||
| const dimensions = config.dimensions || [] | ||
| if (dimensions.length === 0) return | ||
| const variables = dimensions.map((d) => d.variableId) | ||
| const variablesDataMap = await loadVariablesDataSite( | ||
| variables, | ||
| props.dataApiUrl | ||
| ) | ||
| const inputTable = legacyToOwidTableAndDimensions( | ||
| variablesDataMap, | ||
| dimensions | ||
| ) | ||
| setInputTable(inputTable) | ||
| } | ||
| void fetchConfigAndLoadData() | ||
| }, [props.configUrl, config, props.dataApiUrl]) | ||
|
|
||
| if (!config) return null | ||
| if (!inputTable) return null | ||
| return <Grapher table={inputTable} queryStr={props.queryString} /> | ||
| } | ||
|
|
||
| // async function loadVariablesDataAdmin( | ||
| // variableFetchBaseUrl: string | undefined, | ||
| // variableIds: number[] | ||
| // ): Promise<MultipleOwidVariableDataDimensionsMap> { | ||
| // const dataFetchPath = (variableId: number): string => | ||
| // variableFetchBaseUrl | ||
| // ? `${variableFetchBaseUrl}/v1/variableById/data/${variableId}` | ||
| // : `/api/data/variables/data/${variableId}.json` | ||
| // const metadataFetchPath = (variableId: number): string => | ||
| // variableFetchBaseUrl | ||
| // ? `${variableFetchBaseUrl}/v1/variableById/metadata/${variableId}` | ||
| // : `/api/data/variables/metadata/${variableId}.json` | ||
|
|
||
| // const loadVariableDataPromises = variableIds.map(async (variableId) => { | ||
| // const dataPromise = window.admin.getJSON( | ||
| // dataFetchPath(variableId) | ||
| // ) as Promise<OwidVariableMixedData> | ||
| // const metadataPromise = window.admin.getJSON( | ||
| // metadataFetchPath(variableId) | ||
| // ) as Promise<OwidVariableWithSourceAndDimension> | ||
| // const [data, metadata] = await Promise.all([ | ||
| // dataPromise, | ||
| // metadataPromise, | ||
| // ]) | ||
| // return { data, metadata: { ...metadata, id: variableId } } | ||
| // }) | ||
| // const variablesData: OwidVariableDataMetadataDimensions[] = | ||
| // await Promise.all(loadVariableDataPromises) | ||
| // const variablesDataMap = new Map( | ||
| // variablesData.map((data) => [data.metadata.id, data]) | ||
| // ) | ||
| // return variablesDataMap | ||
| // } | ||
|
|
||
| async function loadVariablesDataSite( | ||
| variableIds: number[], | ||
| dataApiUrl: string | ||
| ): Promise<MultipleOwidVariableDataDimensionsMap> { | ||
| const loadVariableDataPromises = variableIds.map((variableId) => | ||
| loadVariableDataAndMetadata(variableId, dataApiUrl) | ||
| ) | ||
| const variablesData: OwidVariableDataMetadataDimensions[] = | ||
| await Promise.all(loadVariableDataPromises) | ||
| const variablesDataMap = new Map( | ||
| variablesData.map((data) => [data.metadata.id, data]) | ||
| ) | ||
| return variablesDataMap | ||
| } | ||
|
|
||
| // function downloadData(): void { | ||
| // if (this.manuallyProvideData) { | ||
| // } else if (this.owidDataset) { | ||
| // this._receiveOwidDataAndApplySelection(this.owidDataset) | ||
| // } else void this.downloadLegacyDataFromOwidVariableIds() | ||
| // } | ||
|
|
||
| // async function downloadLegacyDataFromOwidVariableIds( | ||
| // inputTableTransformer?: ChartTableTransformer | ||
| // ): Promise<void> { | ||
| // if (this.variableIds.length === 0) | ||
| // // No data to download | ||
| // return | ||
|
|
||
| // try { | ||
| // let variablesDataMap: MultipleOwidVariableDataDimensionsMap | ||
|
|
||
| // const startMark = performance.now() | ||
| // if (this.useAdminAPI) { | ||
| // // TODO grapher model: switch this to downloading multiple data and metadata files | ||
| // variablesDataMap = await loadVariablesDataAdmin( | ||
| // this.dataApiUrlForAdmin, | ||
| // this.variableIds | ||
| // ) | ||
| // } else { | ||
| // variablesDataMap = await loadVariablesDataSite( | ||
| // this.variableIds, | ||
| // this.dataApiUrl | ||
| // ) | ||
| // } | ||
| // this.createPerformanceMeasurement("downloadVariablesData", startMark) | ||
|
|
||
| // this._receiveOwidDataAndApplySelection( | ||
| // variablesDataMap, | ||
| // inputTableTransformer | ||
| // ) | ||
| // } catch (err) { | ||
| // // eslint-disable-next-line no-console | ||
| // console.log(`Error fetching '${err}'`) | ||
| // console.error(err) | ||
| // Bugsnag?.notify(`Error fetching variables: ${err}`, (event) => { | ||
| // event.addMetadata("context", { | ||
| // variableIds: this.variableIds, | ||
| // }) | ||
| // }) | ||
| // } | ||
| // } |
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