update flasher

flash_tool/web_flasher.py

@@ -29,7 +29,8 @@ socketio = SocketIO(app, cors_allowed_origins="*")
 flash_status = {
     'running': False,
     'output': [],
-    'success': None
+    'success': None,
+    'progress': 0
 }
 
 # Client connection tracking
@@ -96,7 +97,7 @@ def flash_firmware():
             zip_file.extractall(temp_dir)
 
         # Start flash in background thread
-        flash_status = {'running': True, 'output': [], 'success': None}
+        flash_status = {'running': True, 'output': [], 'success': None, 'progress': 0}
         thread = threading.Thread(
             target=flash_worker,
             args=(temp_dir, port, chip, baud, flash_mode, flash_freq, flash_size)
@@ -169,6 +170,7 @@ def shutdown_server():
 def flash_worker(temp_dir, port, chip, baud, flash_mode, flash_freq, flash_size):
     """Background worker for flashing firmware"""
     global flash_status
+    import re
 
     try:
         # Define file paths
@@ -217,9 +219,24 @@ def flash_worker(temp_dir, port, chip, baud, flash_mode, flash_freq, flash_size)
             universal_newlines=True
         )
 
+        # Regex to parse progress lines
+        # Example: "Writing at 0x0011325c... (85 %)"
+        # or "Writing at 0x0011325c [========================>     ]  85.3% 622592/730050 bytes..."
+        progress_pattern = re.compile(r'(\d+(?:\.\d+)?)\s*%')
+
         # Stream output
         for line in process.stdout:
-            flash_status['output'].append(line.rstrip())
+            line_stripped = line.rstrip()
+            flash_status['output'].append(line_stripped)
+
+            # Try to extract progress percentage
+            match = progress_pattern.search(line_stripped)
+            if match:
+                try:
+                    percent = float(match.group(1))
+                    flash_status['progress'] = percent
+                except ValueError:
+                    pass
 
         process.wait()
 
@@ -227,6 +244,7 @@ def flash_worker(temp_dir, port, chip, baud, flash_mode, flash_freq, flash_size)
             flash_status['output'].append("")
             flash_status['output'].append("✓ Flash completed successfully!")
             flash_status['success'] = True
+            flash_status['progress'] = 100
         else:
             flash_status['output'].append("")
             flash_status['output'].append(f"✗ Flash failed with return code {process.returncode}")