mapcomplete/UI/BigComponents/Geosearch.svelte

116 lines
4 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;
let searchContents: string = ""
export let triggerSearch: UIEventSource<any> = new UIEventSource<any>(undefined)
onDestroy(triggerSearch.addCallback(_ => {
console.log("TriggerRun pinged")
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);
}
}
searchContents = ""
dispatch("searchIsValid", false)
dispatch("searchCompleted")
} catch (e) {
console.error(e);
feedback = Translations.t.general.search.error.txt;
} finally {
isRunning = false;
}
}
</script>
<div class="flex normal-background rounded-full pl-2 justify-between">
<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="w-6 h-6 self-end" on:click={performSearch}>
<ToSvelte construct={Svg.search_svg}></ToSvelte>
</div>
</div>