mapcomplete/UI/BigComponents/Geosearch.svelte

116 lines
3.6 KiB
Svelte

<script lang="ts">
import { UIEventSource } from "../../Logic/UIEventSource"
import type { Feature } from "geojson"
import LayerConfig from "../../Models/ThemeConfig/LayerConfig"
import ToSvelte from "../Base/ToSvelte.svelte"
import Svg from "../../Svg.js"
import Translations from "../i18n/Translations"
import Loading from "../Base/Loading.svelte"
import Hotkeys from "../Base/Hotkeys"
import { Geocoding } from "../../Logic/Osm/Geocoding"
import { BBox } from "../../Logic/BBox"
import { GeoIndexedStoreForLayer } from "../../Logic/FeatureSource/Actors/GeoIndexedStore"
import { createEventDispatcher, onDestroy } from "svelte"
export let perLayer: ReadonlyMap<string, GeoIndexedStoreForLayer> | undefined = undefined
export let bounds: UIEventSource<BBox>
export let selectedElement: UIEventSource<Feature> | undefined = undefined
export let selectedLayer: UIEventSource<LayerConfig> | undefined = undefined
export let clearAfterView: boolean = true
let searchContents: string = ""
export let triggerSearch: UIEventSource<any> = new UIEventSource<any>(undefined)
onDestroy(
triggerSearch.addCallback((_) => {
performSearch()
})
)
let isRunning: boolean = false
let inputElement: HTMLInputElement
let feedback: string = undefined
Hotkeys.RegisterHotkey({ ctrl: "F" }, Translations.t.hotkeyDocumentation.selectSearch, () => {
inputElement?.focus()
inputElement?.select()
})
const dispatch = createEventDispatcher<{ searchCompleted; searchIsValid: boolean }>()
$: {
if (!searchContents?.trim()) {
dispatch("searchIsValid", false)
} else {
dispatch("searchIsValid", true)
}
}
async function performSearch() {
try {
isRunning = true
searchContents = searchContents?.trim() ?? ""
if (searchContents === "") {
return
}
const result = await Geocoding.Search(searchContents, bounds.data)
if (result.length == 0) {
feedback = Translations.t.general.search.nothing.txt
return
}
const poi = result[0]
const [lat0, lat1, lon0, lon1] = poi.boundingbox
bounds.set(
new BBox([
[lon0, lat0],
[lon1, lat1],
]).pad(0.01)
)
if (perLayer !== undefined) {
const id = poi.osm_type + "/" + poi.osm_id
const layers = Array.from(perLayer?.values() ?? [])
for (const layer of layers) {
const found = layer.features.data.find((f) => f.properties.id === id)
selectedElement?.setData(found)
selectedLayer?.setData(layer.layer.layerDef)
}
}
if (clearAfterView) {
searchContents = ""
}
dispatch("searchIsValid", false)
dispatch("searchCompleted")
} catch (e) {
console.error(e)
feedback = Translations.t.general.search.error.txt
} finally {
isRunning = false
}
}
</script>
<div class="normal-background flex justify-between rounded-full pl-2">
<form class="w-full">
{#if isRunning}
<Loading>{Translations.t.general.search.searching}</Loading>
{:else if feedback !== undefined}
<div class="alert" on:click={() => (feedback = undefined)}>
{feedback}
</div>
{:else}
<input
type="search"
class="w-full"
bind:this={inputElement}
on:keypress={(keypr) => (keypr.key === "Enter" ? performSearch() : undefined)}
bind:value={searchContents}
placeholder={Translations.t.general.search.search}
/>
{/if}
</form>
<div class="h-6 w-6 self-end" on:click={performSearch}>
<ToSvelte construct={Svg.search_svg} />
</div>
</div>