79 lines
2.7 KiB
Svelte
79 lines
2.7 KiB
Svelte
<script lang="ts">/**
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* The FilterView shows the various options to enable/disable a single layer.
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*/
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import type FilteredLayer from "../../Models/FilteredLayer";
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import LayerConfig from "../../Models/ThemeConfig/LayerConfig";
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import ToSvelte from "../Base/ToSvelte.svelte";
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import Checkbox from "../Base/Checkbox.svelte";
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import FilterConfig from "../../Models/ThemeConfig/FilterConfig";
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import type { Writable } from "svelte/store";
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import If from "../Base/If.svelte";
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import Dropdown from "../Base/Dropdown.svelte";
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import { onDestroy } from "svelte";
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export let filteredLayer: FilteredLayer;
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export let zoomlevel: number;
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let layer: LayerConfig = filteredLayer.layerDef;
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let isDisplayed: boolean = filteredLayer.isDisplayed.data;
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onDestroy(filteredLayer.isDisplayed.addCallbackAndRunD(d => {
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isDisplayed = d;
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return false
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}));
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/**
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* Gets a UIEventSource as boolean for the given option, to be used with a checkbox
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*/
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function getBooleanStateFor(option: FilterConfig): Writable<boolean> {
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const state = filteredLayer.appliedFilters.get(option.id);
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return state.sync(f => f === 0, [], (b) => b ? 0 : undefined);
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}
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/**
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* Gets a UIEventSource as number for the given option, to be used with a dropdown or radiobutton
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*/
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function getStateFor(option: FilterConfig): Writable<number> {
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return filteredLayer.appliedFilters.get(option.id);
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}
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</script>
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{#if filteredLayer.layerDef.name}
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<div>
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<label class="flex gap-1">
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<Checkbox selected={filteredLayer.isDisplayed} />
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<If condition={filteredLayer.isDisplayed}>
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<ToSvelte construct={() => layer.defaultIcon()?.SetClass("block h-6 w-6")}></ToSvelte>
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<ToSvelte slot="else" construct={() => layer.defaultIcon()?.SetClass("block h-6 w-6 opacity-50")}></ToSvelte>
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</If>
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{filteredLayer.layerDef.name}
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</label>
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<If condition={filteredLayer.isDisplayed}>
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<div id="subfilters" class="flex flex-col gap-y-1 mb-4 ml-4">
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{#each filteredLayer.layerDef.filters as filter}
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<div>
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<!-- There are three (and a half) modes of filters: a single checkbox, a radio button/dropdown or with fields -->
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{#if filter.options.length === 1 && filter.options[0].fields.length === 0}
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<label>
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<Checkbox selected={getBooleanStateFor(filter)} />
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{filter.options[0].question}
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</label>
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{/if}
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{#if filter.options.length > 1}
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<Dropdown value={getStateFor(filter)}>
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{#each filter.options as option, i}
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<option value={i}>
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{ option.question}
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</option>
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{/each}
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</Dropdown>
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{/if}
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</div>
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{/each}
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</div>
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</If>
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</div>
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{/if}
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