not working multi line support

src/extension.ts

@@ -75,7 +75,7 @@ async function autocompleteCommand(textEditor: vscode.TextEditor, cancellationTo
         async (progress, progressCancellationToken) => {
             try {
                 progress.report({ message: "Starting model..." });
-
+    
                 let axiosCancelPost: () => void;
                 const axiosCancelToken = new axios.CancelToken((c) => {
                     axiosCancelPost = () => {
@@ -85,7 +85,7 @@ async function autocompleteCommand(textEditor: vscode.TextEditor, cancellationTo
                     progressCancellationToken.onCancellationRequested(axiosCancelPost);
                     vscode.workspace.onDidCloseTextDocument(axiosCancelPost);
                 });
-
+    
                 const response = await axios.post(apiEndpoint, {
                     model: apiModel,
                     prompt: fimPrompt,
@@ -102,19 +102,24 @@ async function autocompleteCommand(textEditor: vscode.TextEditor, cancellationTo
                         'Authorization': apiAuthentication
                     }
                 });
-
+    
                 progress.report({ message: "Generating..." });
-
+    
                 let completionText = response.data.response;
                 completionText = completionText.replace(/<fim_middle>|<fim_suffix>|<fim_prefix>/g, '').trim();
-
+    
                 // Split the completion text by new lines
                 const lines = completionText.split('\n');
 
                 // Create a decoration for each line of the response
                 const previewRanges = lines.map((line: string, idx: number) => {
-                    const linePos = new vscode.Position(position.line + idx, 0);
-                    const range = new vscode.Range(linePos, linePos); // Set range at the start of each new line
+                    // Determine the start and end positions for each line
+                    const startPos = new vscode.Position(position.line + idx, 0);
+                    const endPos = new vscode.Position(position.line + idx, line.length);
+                    
+                    // Create a range covering the whole line
+                    const range = new vscode.Range(startPos, endPos); 
+                    
                     return {
                         range,
                         renderOptions: {
@@ -129,17 +134,19 @@ async function autocompleteCommand(textEditor: vscode.TextEditor, cancellationTo
 
                 // Apply the decorations for multiline preview
                 textEditor.setDecorations(previewDecorationType, previewRanges);
-
+    
+                let completionInserted = false; // Flag to track insertion
+    
                 const disposable = vscode.workspace.onDidChangeTextDocument(async (event) => {
                     if (event.document.uri.toString() === document.uri.toString()) {
                         const change = event.contentChanges[0];
-
+    
                         // Handle Backspace to decline the preview
                         if (change && change.text === '' && change.rangeLength === 1) {
                             textEditor.setDecorations(previewDecorationType, []); // Remove preview decorations
                             disposable.dispose();
                         }
-
+    
                         // Handle Ctrl + Enter (or Cmd + Enter on macOS) to accept the preview
                         const isCtrlOrCmdPressed = event.contentChanges.some(
                             (change) => {
@@ -148,28 +155,31 @@ async function autocompleteCommand(textEditor: vscode.TextEditor, cancellationTo
                                 return isCtrlOrCmd;
                             }
                         );
-
-                        if (isCtrlOrCmdPressed) {
+    
+                        if (isCtrlOrCmdPressed && !completionInserted) {
+                            // Ensure that we insert the completion text only once
+                            completionInserted = true;
+    
                             // Remove the preview decoration before applying the final completion
                             textEditor.setDecorations(previewDecorationType, []);
-
+    
                             const edit = new vscode.WorkspaceEdit();
                             const insertPosition = new vscode.Position(position.line, 0);
-
-                            // Insert the completion only once
+    
+                            // Avoid duplicating the completion text
                             if (!document.getText().includes(completionText)) {
                                 edit.insert(document.uri, insertPosition, '\n' + completionText);
                                 await vscode.workspace.applyEdit(edit);
                             }
-
+    
                             const newPosition = new vscode.Position(position.line + lines.length, lines[lines.length - 1].length);
                             textEditor.selection = new vscode.Selection(newPosition, newPosition);
-
+    
                             disposable.dispose(); // Clean up the listener after accepting the completion
                         }
                     }
                 });
-
+    
             } catch (err: any) {
                 vscode.window.showErrorMessage(
                     "Fabelous Autocoder encountered an error: " + err.message
@@ -178,6 +188,8 @@ async function autocompleteCommand(textEditor: vscode.TextEditor, cancellationTo
             }
         }
     );
+    
+    
 }