Add ability to paste chat messages directly into current file

It'll replace any highlighted text with the chat message or if not
text is highlighted, it'll insert the chat message at the last cursor
position in the active file

src/interface/obsidian/src/chat_view.ts

@@ -1,7 +1,7 @@
 import { MarkdownRenderer, WorkspaceLeaf, request, requestUrl, setIcon } from 'obsidian';
 import { KhojSetting } from 'src/settings';
 import { KhojPaneView } from 'src/pane_view';
-import { KhojView, createCopyParentText } from 'src/utils';
+import { KhojView, createCopyParentText, pasteTextAtCursor } from 'src/utils';
 
 export interface ChatJsonResult {
     image?: string;
@@ -244,6 +244,14 @@ export class KhojChatView extends KhojPaneView {
             setIcon(copyButton, "copy-plus");
             copyButton.addEventListener('click', createCopyParentText(message));
             chat_message_body_text_el.append(copyButton);
+
+            // Add button to paste into current buffer
+            let pasteToFile = chatMessageEl.createEl('button');
+            pasteToFile.classList.add("copy-button");
+            pasteToFile.title = "Paste Message to File";
+            setIcon(pasteToFile, "clipboard-paste");
+            pasteToFile.addEventListener('click', (event) => { pasteTextAtCursor(createCopyParentText(message, 'clipboard-paste')(event)); });
+            chat_message_body_text_el.append(pasteToFile);
         }
 
         // Remove user-select: none property to make text selectable

src/interface/obsidian/src/utils.ts

@@ -1,4 +1,4 @@
-import { FileSystemAdapter, Notice, Vault, Modal, TFile, request, setIcon } from 'obsidian';
+import { FileSystemAdapter, Notice, Vault, Modal, TFile, request, setIcon, Editor } from 'obsidian';
 import { KhojSetting, UserInfo } from 'src/settings'
 
 export function getVaultAbsolutePath(vault: Vault): string {
@@ -333,3 +333,17 @@ export function createCopyParentText(message: string, originalButton: string = '
         return copyParentText(event, message, originalButton);
     }
 }
+
+export function pasteTextAtCursor(text: string | undefined) {
+    // Get the current active file's editor
+    const editor: Editor = this.app.workspace.getActiveFileView()?.editor
+    if (!editor || !text) return;
+    const cursor = editor.getCursor();
+    // If there is a selection, replace it with the text
+    if (editor?.getSelection()) {
+        editor.replaceSelection(text);
+    // If there is no selection, insert the text at the cursor position
+    } else if (cursor) {
+        editor.replaceRange(text, cursor);
+    }
+}