"""
Vega-Lite Generator for Quilt Package Visualization

This module generates Vega-Lite visualization specifications.
"""

from typing import Dict, List, Any, Optional


class VegaLiteGenerator:
    """Generates Vega-Lite visualization specifications."""

    def __init__(self):
        """Initialize the Vega-Lite generator."""
        pass

    def create_vega_spec(self, chart_type: str, data: dict, config: dict) -> dict:
        """Create a Vega-Lite specification."""
        return {"type": "placeholder", "chart_type": chart_type}

    def integrate_data_sources(self, spec: dict, package_files: List[str]) -> dict:
        """Integrate data sources into Vega-Lite spec."""
        return spec

    def optimize_for_quilt(self, spec: dict) -> dict:
        """Optimize Vega-Lite spec for Quilt."""
        return spec
