"""
src/chunking/overlap_manager.py

Manages overlap strategy between chunks to preserve context continuity.
Placeholder — implement custom overlap logic here if the default
RecursiveCharacterTextSplitter overlap is insufficient.
"""


class OverlapManager:
    """
    Controls how much context bleeds over between adjacent chunks.
    
    TODO: Implement custom overlap strategies such as:
    - Sentence-boundary-aware overlap
    - Sliding window with adaptive overlap
    - Semantic overlap (carry over most relevant sentences)
    """

    def __init__(self, overlap_size: int = 100):
        self.overlap_size = overlap_size

    def apply(self, chunks: list) -> list:
        """Apply overlap strategy to a list of chunk strings. (Placeholder)"""
        # Default: no additional processing beyond what the splitter does.
        return chunks