fix: indexing key.

src/routes/(console)/project-[project]/databases/database-[database]/collection-[collection]/indexes/createIndex.svelte

@@ -2,7 +2,7 @@
     import { goto, invalidate } from '$app/navigation';
     import { base } from '$app/paths';
     import { page } from '$app/stores';
-    import { Submit, trackEvent, trackError } from '$lib/actions/analytics';
+    import { Submit, trackError, trackEvent } from '$lib/actions/analytics';
     import { Modal } from '$lib/components';
     import { Dependencies } from '$lib/constants';
     import { Button, FormList, InputSelect, InputText } from '$lib/elements/forms';
@@ -11,17 +11,16 @@
     import { sdk } from '$lib/stores/sdk';
     import { IndexType } from '@appwrite.io/console';
     import { isRelationship } from '../document-[document]/attributes/store';
-    import { indexes, type Attributes } from '../store';
-    import { collection } from '../store';
+    import { type Attributes, collection, indexes } from '../store';
     import Select from './select.svelte';
 
     export let showCreateIndex = false;
     export let externalAttribute: Attributes = null;
 
     const databaseId = $page.params.database;
 
+    let key = '';
     let error: string;
-    let key = `index_${$indexes.length + 1}`;
     let types = [
         { value: IndexType.Key, label: 'Key' },
         { value: IndexType.Unique, label: 'Unique' },
@@ -38,6 +37,17 @@
 
     let attributeList = [{ value: '', order: '' }];
 
+    function generateIndexKey() {
+        let indexKeys = $indexes.map((index) => index.key);
+
+        let highestIndex = indexKeys.reduce((max, key) => {
+            const match = key.match(/^index_(\d+)$/);
+            return match ? Math.max(max, parseInt(match[1], 10)) : max;
+        }, indexKeys.length);
+
+        return `index_${highestIndex + 1}`;
+    }
+
     function initialize() {
         attributeList = externalAttribute
             ? [{ value: externalAttribute.key, order: 'ASC' }]
@@ -49,6 +59,7 @@
     $: if (showCreateIndex) {
         error = null;
         initialize();
+        key = generateIndexKey();
     }
 
     $: addAttributeDisabled = !attributeList.at(-1)?.value || !attributeList.at(-1)?.order;