From 45cdadba67dc2bc3b522f533978c1056d0aa331e Mon Sep 17 00:00:00 2001
From: Hyeonseo Nam <auspice7g@gmail.com>
Date: Fri, 17 Mar 2023 23:58:07 +0900
Subject: [PATCH] Edit view-manager.ts

---
 src/view-manager.ts | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/view-manager.ts b/src/view-manager.ts
index 81ce9c9..7801792 100644
--- a/src/view-manager.ts
+++ b/src/view-manager.ts
@@ -1,4 +1,4 @@
-import { App, MarkdownView, Notice, Editor} from "obsidian";
+import { App, MarkdownView, Notice, Editor, getAllTags, TagCache} from "obsidian";
 
 export class ViewManager {
   app: App;
@@ -36,6 +36,19 @@ export class ViewManager {
     return null;
   }
 
+  async getTags(filterRegex?: string): Promise<string[] | null> {
+    const tagsDict = this.app.metadataCache.getTags();
+    let tags = Object.keys(tagsDict); 
+    if (!tags || tags.length == 0) return null;
+    // remove #
+    tags = tags.map((tag) => tag.replace(/^#/, ''));
+    // filter
+    if (filterRegex) {
+      return tags.filter((tag) => RegExp(filterRegex).test(tag));
+    }
+    return tags;
+  }
+
   async insertAtFrontMatter(key: string, value: string, overwrite = false): Promise<void> {
     const activeView = this.app.workspace.getActiveViewOfType(MarkdownView);