mapcomplete/UI/BigComponents/FilterviewWithFields.svelte

57 lines
1.8 KiB
Svelte

<script lang="ts">
import FilteredLayer from "../../Models/FilteredLayer";
import type { FilterConfigOption } from "../../Models/ThemeConfig/FilterConfig";
import Locale from "../i18n/Locale";
import ValidatedInput from "../InputElement/ValidatedInput.svelte";
import { UIEventSource } from "../../Logic/UIEventSource";
import { onDestroy } from "svelte";
export let filteredLayer: FilteredLayer;
export let option: FilterConfigOption;
export let id: string;
let parts: string[];
let language = Locale.language;
$: {
parts = option.question.textFor($language).split("{");
}
let fieldValues: Record<string, UIEventSource<string>> = {};
let fieldTypes: Record<string, string> = {};
let appliedFilter = <UIEventSource<string>>filteredLayer.appliedFilters.get(id);
let initialState: Record<string, string> = JSON.parse(appliedFilter.data ?? "{}");
function setFields() {
const properties: Record<string, string> = {};
for (const key in fieldValues) {
const v = fieldValues[key].data;
const k = key.substring(0, key.length - 1);
if (v === undefined) {
properties[k] = undefined;
} else {
properties[k] = v;
}
}
appliedFilter.setData(FilteredLayer.fieldsToString(properties));
}
for (const field of option.fields) {
// A bit of cheating: the 'parts' will have '}' suffixed for fields
fieldTypes[field.name + "}"] = field.type;
const src = new UIEventSource<string>(initialState[field.name] ?? "");
fieldValues[field.name + "}"] = src;
onDestroy(src.addCallback(() => {
setFields();
}));
}
</script>
<div>
{#each parts as part, i}
{#if part.endsWith("}")}
<!-- This is a field! -->
<ValidatedInput value={fieldValues[part]} type={fieldTypes[part]} />
{:else}
{part}
{/if}
{/each}
</div>