//! Text chunking utilities.

use crate::types::Result;

/// Text chunker with smart splitting.
pub struct TextChunker;

impl TextChunker {
    /// Split text into chunks at paragraph boundaries.
    ///
    /// # Arguments
    ///
    /// * `text` - Input text
    /// * `max_size` - Maximum chunk size (characters)
    ///
    /// # Returns
    ///
    /// Vector of text chunks
    pub fn split_paragraphs(text: &str, max_size: usize) -> Vec<String> {
        todo!("Implement TextChunker::split_paragraphs")
    }

    /// Split text with overlap for context preservation.
    ///
    /// # Arguments
    ///
    /// * `text` - Input text
    /// * `chunk_size` - Chunk size (characters)
    /// * `overlap` - Overlap size (characters)
    ///
    /// # Returns
    ///
    /// Vector of text chunks
    pub fn split_with_overlap(text: &str, chunk_size: usize, overlap: usize) -> Vec<String> {
        todo!("Implement TextChunker::split_with_overlap")
    }

    /// Estimate token count for text.
    ///
    /// # Arguments
    ///
    /// * `text` - Input text
    ///
    /// # Returns
    ///
    /// Estimated token count
    pub fn estimate_tokens(text: &str) -> usize {
        todo!("Implement TextChunker::estimate_tokens")
    }
}
