forked from MapComplete/MapComplete
109 lines
3.6 KiB
Svelte
109 lines
3.6 KiB
Svelte
<script lang="ts">
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import {UIEventSource} from "../../Logic/UIEventSource";
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import type {ValidatorType} from "./Validators";
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import Validators from "./Validators";
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import {ExclamationIcon} from "@rgossiaux/svelte-heroicons/solid";
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import {Translation} from "../i18n/Translation";
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import {createEventDispatcher, onDestroy} from "svelte";
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import {Validator} from "./Validator";
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import {Unit} from "../../Models/Unit";
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import UnitInput from "../Popup/UnitInput.svelte";
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export let type: ValidatorType;
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export let feedback: UIEventSource<Translation> | undefined = undefined;
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export let getCountry: () => string | undefined
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export let placeholder: string | Translation | undefined
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export let unit: Unit = undefined
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export let value: UIEventSource<string>;
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/**
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* Internal state bound to the input element.
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*
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* This is only copied to 'value' when appropriate so that no invalid values leak outside;
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* Additionally, the unit is added when copying
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*/
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let _value = new UIEventSource(value.data ?? "");
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let validator: Validator = Validators.get(type ?? "string")
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let selectedUnit: UIEventSource<string> = new UIEventSource<string>(undefined)
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let _placeholder = placeholder ?? validator?.getPlaceholder() ?? type
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function initValueAndDenom() {
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if (unit && value.data) {
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const [v, denom] = unit?.findDenomination(value.data, getCountry)
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if (denom) {
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_value.setData(v)
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selectedUnit.setData(denom.canonical)
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} else {
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_value.setData(value.data ?? "")
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}
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} else {
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_value.setData(value.data ?? "")
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}
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}
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initValueAndDenom()
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$: {
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// The type changed -> reset some values
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validator = Validators.get(type ?? "string")
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_placeholder = placeholder ?? validator?.getPlaceholder() ?? type
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feedback = feedback?.setData(validator?.getFeedback(_value.data, getCountry));
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initValueAndDenom()
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}
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function setValues() {
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// Update the value stores
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const v = _value.data
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if (!validator.isValid(v, getCountry) || v === "") {
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value.setData(undefined);
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feedback?.setData(validator.getFeedback(v, getCountry));
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return
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}
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if (unit && isNaN(Number(v))) {
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value.setData(undefined);
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return
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}
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feedback?.setData(undefined);
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value.setData(v + (selectedUnit.data ?? ""));
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}
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onDestroy(_value.addCallbackAndRun(_ => setValues()))
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onDestroy(selectedUnit.addCallback(_ => setValues()))
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if (validator === undefined) {
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throw "Not a valid type for a validator:" + type;
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}
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const isValid = _value.map(v => validator.isValid(v, getCountry));
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let htmlElem: HTMLInputElement;
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let dispatch = createEventDispatcher<{ selected }>();
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$: {
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if (htmlElem !== undefined) {
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htmlElem.onfocus = () => dispatch("selected");
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}
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}
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</script>
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{#if validator.textArea}
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<textarea class="w-full" bind:value={$_value} inputmode={validator.inputmode ?? "text"}
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placeholder={_placeholder}></textarea>
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{:else }
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<span class="inline-flex">
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<input bind:this={htmlElem} bind:value={$_value} class="w-full" inputmode={validator.inputmode ?? "text"}
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placeholder={_placeholder}>
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{#if !$isValid}
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<ExclamationIcon class="h-6 w-6 -ml-6"></ExclamationIcon>
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{/if}
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{#if unit !== undefined}
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<UnitInput {unit} {selectedUnit} textValue={_value} upstreamValue={value}/>
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{/if}
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</span>
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{/if}
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