it works

LineDetection.html

@@ -25,6 +25,8 @@
                 this.canvas.height = height;
                 this.ctx = this.canvas.getContext('2d');
                 this.lastDetectedLine = [];
+                this.frameCount = 0;
+                this.allCoordinates = [];
             }
 
             async detectLine() {
@@ -39,6 +41,14 @@
                         this.lastDetectedLine = lineCoordinates;
                     }
 
+                    if (this.frameCount < 7) {
+                        this.allCoordinates.push(lineCoordinates);
+                        this.frameCount++;
+                        if (this.frameCount === 7) {
+                            this.writeCoordinatesToFile(this.allCoordinates);
+                        }
+                    }
+
                     this.drawLine(this.lastDetectedLine);
                     return this.canvas.toDataURL();
                 } catch (error) {
@@ -83,6 +93,18 @@
                 });
                 this.ctx.stroke();
             }
+
+            writeCoordinatesToFile(allCoordinates) {
+                const content = allCoordinates.map((frame, index) => 
+                    `Frame ${index + 1}:\n${frame.map(coord => coord.join(',')).join('\n')}\n`
+                ).join('\n');
+                const blob = new Blob([content], { type: 'text/plain' });
+                const a = document.createElement('a');
+                a.href = URL.createObjectURL(blob);
+                a.download = 'coordinates.txt';
+                a.click();
+                URL.revokeObjectURL(a.href);
+            }
         }
 
         let detector;
@@ -119,4 +141,3 @@ <h1>Line Detection</h1>
     <img id="outputImage" alt="Processed Image">
 </body>
 </html>
-

extensions/src/doodlebot/index.ts

@@ -100,6 +100,7 @@ export default class DoodlebotBlocks extends extension(details, "ui", "indicator
     text: "displayLine"
   })
   async displayLine() {
+    console.log("displayLine");
     if (!this.lineDetector) {
       const ipAddress = await this.doodlebot?.getIPAddress();
       if (!ipAddress) {