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# Source code for mindroot.coreplugins.index.handlers.publish

    import os
    import json
    import shutil
    import zipfile
    from datetime import datetime
    from pathlib import Path
    from fastapi import HTTPException, UploadFile
    from fastapi.responses import JSONResponse
    from ..utils import install_persona

    async def publish_index(INDEX_DIR: Path, PUBLISHED_DIR: Path, index_name: str):
        """Publish an index by creating a zip file containing index.json and persona directories."""
        try:
            index_dir = INDEX_DIR / index_name
            if not index_dir.exists() or not index_dir.is_dir():
                raise HTTPException(status_code=404, detail="Index directory not found")

            # Create a timestamp for the zip file name
            timestamp = datetime.now().strftime('%Y%m%d_%H%M%S')
            zip_filename = f"{index_name}-{timestamp}.zip"
            zip_path = PUBLISHED_DIR / zip_filename

            with zipfile.ZipFile(zip_path, 'w', zipfile.ZIP_DEFLATED) as zipf:
                # Add index.json
                index_json_path = index_dir / 'index.json'
                if index_json_path.exists():
                    zipf.write(index_json_path, 'index.json')

                # Add persona directories if they exist
                personas_dir = index_dir / 'personas'
                if personas_dir.exists():
                    for persona_dir in personas_dir.iterdir():
                        if persona_dir.is_dir():
                            # Add all files from the persona directory
                            for root, _, files in os.walk(persona_dir):
                                for file in files:
                                    file_path = Path(root) / file
                                    # Create relative path for the zip file
                                    arc_name = f"personas/{persona_dir.name}/{file}"
                                    zipf.write(file_path, arc_name)

            # Return URL path that can be used with the static file handler
            zip_url = f"/published/{zip_filename}"

            return JSONResponse({
                'success': True,
                'message': 'Index published successfully',
                'zip_file': zip_url
            })
        except Exception as e:
            raise HTTPException(status_code=500, detail=f"Failed to publish index: {str(e)}")

    async def install_index_from_zip(INDEX_DIR: Path, file: UploadFile):
        """Install an index from a zip file."""
        if not file.filename.endswith('.zip'):
            raise HTTPException(status_code=400, detail="File must be a zip archive")

        # Create temporary directory for processing
        temp_dir = Path("temp_index_install")
        temp_dir.mkdir(exist_ok=True)

        try:
            # Save uploaded file
            zip_path = temp_dir / file.filename
            with open(zip_path, 'wb') as f:
                shutil.copyfileobj(file.file, f)

            # Extract zip contents
            with zipfile.ZipFile(zip_path, 'r') as zip_ref:
                zip_ref.extractall(temp_dir)

            # Look for index.json in the extracted contents
            index_files = list(temp_dir.rglob('index.json'))
            if not index_files:
                raise HTTPException(status_code=400, detail="No index.json found in zip file")

            # Read the index metadata
            with open(index_files[0], 'r') as f:
                index_data = json.load(f)

            index_name = index_data.get('name')
            if not index_name:
                raise HTTPException(status_code=400, detail="Invalid index.json: missing name field")

            # Process agents and their personas
            index_root = index_files[0].parent
            personas_dir = index_root / 'personas'
            if personas_dir.exists():
                for persona_dir in personas_dir.iterdir():
                    if persona_dir.is_dir():
                        persona_name = persona_dir.name
                        # Install persona to the correct location
                        install_persona(persona_dir, persona_name)

            # Move index to final location
            target_dir = INDEX_DIR / index_name
            if target_dir.exists():
                shutil.rmtree(target_dir)

            # Create new index directory with index.json
            target_dir.mkdir(parents=True)
            shutil.copy2(index_files[0], target_dir / 'index.json')

            # Copy personas directory if it exists
            if personas_dir.exists():
                shutil.copytree(personas_dir, target_dir / 'personas', dirs_exist_ok=True)

            return JSONResponse({
                'success': True,
                'message': f"Index '{index_name}' installed successfully"
            })

        except Exception as e:
            raise HTTPException(status_code=500, detail=f"Failed to install index: {str(e)}")
        finally:
            # Clean up temporary directory
            if temp_dir.exists():
                shutil.rmtree(temp_dir)