wip suggestions

src/main.ts

@@ -7,11 +7,13 @@ import {
 } from './search'
 import { OmnisearchInFileModal, OmnisearchVaultModal } from './modals'
 import { loadSettings, SettingsTab } from './settings'
+import { OmnisearchSuggest } from './suggestions'
 
 export default class OmnisearchPlugin extends Plugin {
   async onload(): Promise<void> {
     await loadSettings(this)
     this.addSettingTab(new SettingsTab(this))
+    this.registerEditorSuggest(new OmnisearchSuggest(app))
 
     // Commands to display Omnisearch modals
     this.addCommand({

src/suggestions.ts

@@ -0,0 +1,38 @@
+import {
+  Editor,
+  EditorSuggest,
+  TFile,
+  type EditorPosition,
+  type EditorSuggestContext,
+  type EditorSuggestTriggerInfo,
+} from 'obsidian'
+
+export class OmnisearchSuggest extends EditorSuggest<string> {
+  onTrigger(
+    cursor: EditorPosition,
+    editor: Editor,
+    file: TFile,
+  ): EditorSuggestTriggerInfo | null {
+    const last2Chars = editor.getLine(cursor.line).slice(-2, cursor.ch)
+    if (last2Chars === '@@') {
+      return {
+        start: cursor,
+        end: cursor,
+        query: 'foo',
+      }
+    }
+    return null
+  }
+
+  getSuggestions(context: EditorSuggestContext): string[] | Promise<string[]> {
+    return ['foo', 'bar']
+  }
+
+  renderSuggestion(value: string, el: HTMLElement): void {
+    el.createSpan({ text: value })
+  }
+
+  selectSuggestion(value: string, evt: MouseEvent | KeyboardEvent): void {
+    throw new Error('Method not implemented.')
+  }
+}