Teilbearbeitung des Pull-Requests, nicht fertig da meeting

src/lib/components/NameItemEditor.svelte

@@ -0,0 +1,90 @@
+<script lang="ts">
+	import Edit from '$lib/icons/Edit.svelte';
+	import Trash from '$lib/icons/Trash.svelte';
+	import { tick } from 'svelte';
+
+	interface ListItem {
+		name: string;
+		token?: string;
+		// add other properties as needed
+	}
+	let {
+		list,
+		editedName = $bindable(),
+		currentName,
+		onSave = () => {},
+		onDelete = () => {}
+	} = $props();
+
+	let localName = $state(currentName);
+	let wasCancelled = $state(false);
+
+	let error: string = $derived(validateName(localName));
+	let isEditing = $state(false);
+	let inputRef: HTMLInputElement;
+
+	function validateName(name: string) {
+		const trimmed = name.trim();
+
+		if (!trimmed) {
+			return 'Name darf nicht leer sein.';
+		}
+
+		const duplicate = list.some(
+			(item: ListItem) => item.name === trimmed && item.name !== currentName
+		);
+
+		if (duplicate) return 'Name existiert bereits.';
+
+		return '';
+	}
+
+	function commitIfValid() {
+		if (!error && !wasCancelled && localName != currentName) {
+			editedName = localName.trim();
+			inputRef?.blur();
+			isEditing = false;
+			onSave(editedName, currentName);
+		} else {
+			localName = currentName;
+			resetEdit();
+		}
+	}
+
+	function resetEdit() {
+		wasCancelled = false;
+		inputRef?.blur();
+		isEditing = false;
+	}
+
+	function handleKeydown(event: KeyboardEvent) {
+		if (event.key === 'Enter') {
+			event.preventDefault();
+			commitIfValid();
+		} else if (event.key === 'Escape') {
+			event.preventDefault();
+			localName = currentName;
+			resetEdit();
+		}
+	}
+
+	async function startEdit() {
+		isEditing = true;
+		await tick();
+		inputRef?.focus();
+	}
+</script>
+
+<div>
+	<input
+		bind:this={inputRef}
+		bind:value={localName}
+		onblur={commitIfValid}
+		onkeydown={handleKeydown}
+	/>
+	<button onclick={startEdit}><Edit /></button>
+	<button onclick={() => onDelete(currentName)}><Trash /></button>
+	{#if error}
+		<p style="color: red;">{error}</p>
+	{/if}
+</div>