Create progress_tracker.py

utils/progress_tracker.py

@@ -0,0 +1,75 @@
+#!/usr/bin/env python3
+"""
+Progress tracking via file-based status updates
+Allows background processing while UI stays responsive
+"""
+import json
+import os
+from pathlib import Path
+from typing import Optional
+
+PROGRESS_FILE = "/tmp/processing_status.json"
+
+def init_progress():
+    """Initialize progress tracking"""
+    status = {
+        "active": False,
+        "message": "",
+        "progress": 0,
+        "stage": "",
+        "error": None,
+        "complete": False
+    }
+    with open(PROGRESS_FILE, "w") as f:
+        json.dump(status, f)
+
+def update_progress(message: str, progress: int = None, stage: str = None):
+    """Update progress status"""
+    try:
+        if os.path.exists(PROGRESS_FILE):
+            with open(PROGRESS_FILE, "r") as f:
+                status = json.load(f)
+        else:
+            status = {"active": True, "message": "", "progress": 0, "stage": "", "error": None, "complete": False}
+        
+        status["message"] = message
+        status["active"] = True
+        if progress is not None:
+            status["progress"] = progress
+        if stage is not None:
+            status["stage"] = stage
+            
+        with open(PROGRESS_FILE, "w") as f:
+            json.dump(status, f)
+    except Exception:
+        pass  # Fail silently to not interrupt processing
+
+def mark_complete(success: bool = True, error: str = None):
+    """Mark processing as complete"""
+    try:
+        if os.path.exists(PROGRESS_FILE):
+            with open(PROGRESS_FILE, "r") as f:
+                status = json.load(f)
+        else:
+            status = {}
+            
+        status["active"] = False
+        status["complete"] = True
+        status["progress"] = 100 if success else status.get("progress", 0)
+        if error:
+            status["error"] = error
+            
+        with open(PROGRESS_FILE, "w") as f:
+            json.dump(status, f)
+    except Exception:
+        pass
+
+def get_progress() -> dict:
+    """Read current progress status"""
+    try:
+        if os.path.exists(PROGRESS_FILE):
+            with open(PROGRESS_FILE, "r") as f:
+                return json.load(f)
+    except Exception:
+        pass
+    return {"active": False, "message": "", "progress": 0, "stage": "", "error": None, "complete": False}