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EPR-3: Basic map setup #16
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| "use client"; | ||
|
|
||
| import { useCallback, useMemo, useRef, useState } from "react"; | ||
| import DeckGL from "@deck.gl/react"; | ||
| import { ScatterplotLayer } from "@deck.gl/layers"; | ||
| import type { PickingInfo } from "@deck.gl/core"; | ||
| import Map from "react-map-gl/maplibre"; | ||
| import "maplibre-gl/dist/maplibre-gl.css"; | ||
| import { geoPointToEsdcGrid } from "@/lib/map/geogrid"; | ||
| import { TEAL_ON_DARK_RGB } from "@/lib/constants/theme"; | ||
| import { DEFAULT_MAP_VIEW, MAP_BASE_STYLES } from "@/lib/map/viewState"; | ||
| import { fetchEsdcTimeSeries, openEsdcStore } from "@/lib/zarr/esdc"; | ||
| import type { MapSelection } from "@/types/map"; | ||
| import { useTheme } from "@/providers/ThemeProvider"; | ||
| import { MapReadout } from "@/components/map/MapReadout"; | ||
|
|
||
| type EarthMapProps = { | ||
| className?: string; | ||
| }; | ||
|
|
||
| export function EarthMap({ className }: EarthMapProps) { | ||
| const { isLight } = useTheme(); | ||
| const esdcRef = useRef<Awaited<ReturnType<typeof openEsdcStore>> | null>( | ||
| null, | ||
| ); | ||
| const requestIdRef = useRef(0); | ||
|
|
||
| const [selection, setSelection] = useState<MapSelection | null>(null); | ||
| const [loadingSeries, setLoadingSeries] = useState(false); | ||
| const [seriesError, setSeriesError] = useState<string | null>(null); | ||
| const [seriesPreview, setSeriesPreview] = useState<number[] | null>(null); | ||
| const [seriesUnits, setSeriesUnits] = useState<string | null>(null); | ||
|
|
||
| const loadTimeSeries = useCallback(async (nextSelection: MapSelection) => { | ||
| const requestId = ++requestIdRef.current; | ||
| setLoadingSeries(true); | ||
| setSeriesError(null); | ||
| setSeriesPreview(null); | ||
| setSeriesUnits(null); | ||
|
|
||
| try { | ||
| if (!esdcRef.current) { | ||
| esdcRef.current = await openEsdcStore(); | ||
| } | ||
|
|
||
| const { values, units } = await fetchEsdcTimeSeries( | ||
| esdcRef.current, | ||
| nextSelection.grid, | ||
| ); | ||
|
|
||
| if (requestId !== requestIdRef.current) return; | ||
|
|
||
| setSeriesPreview(Array.from(values)); | ||
| setSeriesUnits(units ?? null); | ||
| } catch (error) { | ||
| if (requestId !== requestIdRef.current) return; | ||
| setSeriesError( | ||
| error instanceof Error | ||
| ? error.message | ||
| : "Could not load the Zarr time series.", | ||
| ); | ||
| } finally { | ||
| if (requestId === requestIdRef.current) { | ||
| setLoadingSeries(false); | ||
| } | ||
| } | ||
| }, []); | ||
|
|
||
| const handleClick = useCallback( | ||
| (info: PickingInfo) => { | ||
| if (!info.coordinate) return; | ||
|
|
||
| const [lon, lat] = info.coordinate; | ||
| const nextSelection: MapSelection = { | ||
| click: { lon, lat }, | ||
| grid: geoPointToEsdcGrid({ lon, lat }), | ||
| }; | ||
|
|
||
| setSelection(nextSelection); | ||
| void loadTimeSeries(nextSelection); | ||
| }, | ||
| [loadTimeSeries], | ||
| ); | ||
|
|
||
| const layers = useMemo(() => { | ||
| if (!selection) return []; | ||
|
|
||
| return [ | ||
| new ScatterplotLayer({ | ||
| id: "selected-grid-cell", | ||
| data: [selection.grid], | ||
| getPosition: (point: MapSelection["grid"]) => [point.lon, point.lat], | ||
| getFillColor: [255, 255, 255, 230], | ||
| getLineColor: [...TEAL_ON_DARK_RGB, 255], | ||
| lineWidthUnits: "pixels", | ||
| getLineWidth: 2, | ||
| stroked: true, | ||
| radiusUnits: "pixels", | ||
| getRadius: 8, | ||
| pickable: false, | ||
| }), | ||
| ]; | ||
| }, [selection]); | ||
|
|
||
| return ( | ||
| <div className={className ?? "map-shell"}> | ||
| <div className="map-stage"> | ||
| <DeckGL | ||
| initialViewState={DEFAULT_MAP_VIEW} | ||
| controller | ||
| layers={layers} | ||
| onClick={handleClick} | ||
| getCursor={() => "crosshair"} | ||
| > | ||
| <Map | ||
| mapStyle={isLight ? MAP_BASE_STYLES.light : MAP_BASE_STYLES.dark} | ||
| attributionControl={false} | ||
| reuseMaps | ||
| /> | ||
| </DeckGL> | ||
| </div> | ||
|
|
||
| <MapReadout | ||
| selection={selection} | ||
| loadingSeries={loadingSeries} | ||
| seriesError={seriesError} | ||
| seriesPreview={seriesPreview} | ||
| seriesUnits={seriesUnits} | ||
| /> | ||
| </div> | ||
| ); | ||
| } |
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the
tealcontrast now in dark mode is too bright. Maybe tone it down a little bit. Best to try anycolor contrast checkeronline to see what could work best.