Add update check and change log

py/routes/api_routes.py

@@ -13,6 +13,7 @@ from operator import itemgetter
 from ..services.websocket_manager import ws_manager
 from ..services.settings_manager import settings
 import asyncio
+from .update_routes import UpdateRoutes
 
 logger = logging.getLogger(__name__)
 
@@ -43,6 +44,9 @@ class ApiRoutes:
         app.router.add_post('/loras/api/save-metadata', routes.save_metadata)
         app.router.add_get('/api/lora-preview-url', routes.get_lora_preview_url)  # Add new route
 
+        # Add update check routes
+        UpdateRoutes.setup_routes(app)
+
     async def delete_model(self, request: web.Request) -> web.Response:
         """Handle model deletion request"""
         try:

py/routes/update_routes.py

@@ -0,0 +1,180 @@
+import os
+import aiohttp
+import logging
+import toml
+from aiohttp import web
+from typing import Dict, Any, List
+
+logger = logging.getLogger(__name__)
+
+class UpdateRoutes:
+    """Routes for handling plugin update checks"""
+    
+    @staticmethod
+    def setup_routes(app):
+        """Register update check routes"""
+        app.router.add_get('/loras/api/check-updates', UpdateRoutes.check_updates)
+    
+    @staticmethod
+    async def check_updates(request):
+        """
+        Check for plugin updates by comparing local version with GitHub
+        Returns update status and version information
+        """
+        try:
+            # Read local version from pyproject.toml
+            local_version = UpdateRoutes._get_local_version()
+            logger.info(f"Local version: {local_version}")
+            
+            # Fetch remote version from GitHub
+            remote_version, changelog = await UpdateRoutes._get_remote_version()
+            logger.info(f"Remote version: {remote_version}")
+            
+            # Compare versions
+            update_available = UpdateRoutes._compare_versions(
+                local_version.replace('v', ''), 
+                remote_version.replace('v', '')
+            )
+            
+            logger.info(f"Update available: {update_available}")
+            
+            return web.json_response({
+                'success': True,
+                'current_version': local_version,
+                'latest_version': remote_version,
+                'update_available': update_available,
+                'changelog': changelog
+            })
+            
+        except Exception as e:
+            logger.error(f"Failed to check for updates: {e}", exc_info=True)
+            return web.json_response({
+                'success': False,
+                'error': str(e)
+            })
+    
+    @staticmethod
+    def _get_local_version() -> str:
+        """Get local plugin version from pyproject.toml"""
+        try:
+            # Find the plugin's pyproject.toml file
+            current_dir = os.path.dirname(os.path.abspath(__file__))
+            plugin_root = os.path.dirname(os.path.dirname(current_dir))
+            pyproject_path = os.path.join(plugin_root, 'pyproject.toml')
+            
+            # Read and parse the toml file
+            if os.path.exists(pyproject_path):
+                with open(pyproject_path, 'r', encoding='utf-8') as f:
+                    project_data = toml.load(f)
+                    version = project_data.get('project', {}).get('version', '0.0.0')
+                    return f"v{version}"
+            else:
+                logger.warning(f"pyproject.toml not found at {pyproject_path}")
+                return "v0.0.0"
+        
+        except Exception as e:
+            logger.error(f"Failed to get local version: {e}", exc_info=True)
+            return "v0.0.0"
+    
+    @staticmethod
+    async def _get_remote_version() -> tuple[str, List[str]]:
+        """
+        Fetch remote version from GitHub
+        Returns:
+            tuple: (version string, changelog list)
+        """
+        repo_owner = "willmiao"
+        repo_name = "ComfyUI-Lora-Manager"
+        
+        # Use GitHub API to fetch the latest release
+        github_url = f"https://api.github.com/repos/{repo_owner}/{repo_name}/releases/latest"
+        
+        try:
+            async with aiohttp.ClientSession() as session:
+                async with session.get(github_url, headers={'Accept': 'application/vnd.github+json'}) as response:
+                    if response.status != 200:
+                        logger.warning(f"Failed to fetch GitHub release: {response.status}")
+                        return "v0.0.0", []
+                    
+                    data = await response.json()
+                    version = data.get('tag_name', '')
+                    if not version.startswith('v'):
+                        version = f"v{version}"
+                    
+                    # Extract changelog from release notes
+                    body = data.get('body', '')
+                    changelog = UpdateRoutes._parse_changelog(body)
+                    
+                    return version, changelog
+        
+        except Exception as e:
+            logger.error(f"Error fetching remote version: {e}", exc_info=True)
+            return "v0.0.0", []
+    
+    @staticmethod
+    def _parse_changelog(release_notes: str) -> List[str]:
+        """
+        Parse GitHub release notes to extract changelog items
+        
+        Args:
+            release_notes: GitHub release notes markdown text
+            
+        Returns:
+            List of changelog items
+        """
+        changelog = []
+        
+        # Simple parsing - extract bullet points
+        lines = release_notes.split('\n')
+        for line in lines:
+            line = line.strip()
+            # Look for bullet points or numbered items
+            if line.startswith('- ') or line.startswith('* '):
+                item = line[2:].strip()
+                if item:
+                    changelog.append(item)
+            # Match numbered items like "1. Item"
+            elif len(line) > 2 and line[0].isdigit() and line[1:].startswith('. '):
+                item = line[line.index('. ')+2:].strip()
+                if item:
+                    changelog.append(item)
+        
+        # If we couldn't parse specific items, use the whole text (limited)
+        if not changelog and release_notes:
+            # Limit to first 500 chars and add ellipsis
+            summary = release_notes.strip()[:500]
+            if len(release_notes) > 500:
+                summary += "..."
+            changelog.append(summary)
+            
+        return changelog
+    
+    @staticmethod
+    def _compare_versions(version1: str, version2: str) -> bool:
+        """
+        Compare two semantic version strings
+        Returns True if version2 is newer than version1
+        """
+        try:
+            # Split versions into components
+            v1_parts = [int(x) for x in version1.split('.')]
+            v2_parts = [int(x) for x in version2.split('.')]
+            
+            # Ensure both have 3 components (major.minor.patch)
+            while len(v1_parts) < 3:
+                v1_parts.append(0)
+            while len(v2_parts) < 3:
+                v2_parts.append(0)
+            
+            # Compare version components
+            for i in range(3):
+                if v2_parts[i] > v1_parts[i]:
+                    return True
+                elif v2_parts[i] < v1_parts[i]:
+                    return False
+            
+            # Versions are equal
+            return False
+        except Exception as e:
+            logger.error(f"Error comparing versions: {e}", exc_info=True)
+            return False