mullama 0.3.0

Comprehensive Rust bindings for llama.cpp with memory-safe API and advanced features
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//! TUI (Terminal User Interface) for Mullama
//!
//! A polished chat interface with model selection, conversation history, and rich formatting.

mod app;
mod input;
mod render;

pub use app::TuiApp;

use ratatui::layout::{Constraint, Direction, Layout, Rect};

/// Chat message
#[derive(Debug, Clone)]
pub struct Message {
    pub role: Role,
    pub content: String,
    pub model: Option<String>,
    pub tokens: Option<u32>,
    pub duration_ms: Option<u64>,
}

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum Role {
    User,
    Assistant,
    System,
}

/// Input mode
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum InputMode {
    Normal,
    Insert,
    Command,
    ModelSelect,
}

/// Helper to create a centered rect
fn centered_rect(percent_x: u16, percent_y: u16, r: Rect) -> Rect {
    let popup_layout = Layout::default()
        .direction(Direction::Vertical)
        .constraints([
            Constraint::Percentage((100 - percent_y) / 2),
            Constraint::Percentage(percent_y),
            Constraint::Percentage((100 - percent_y) / 2),
        ])
        .split(r);

    Layout::default()
        .direction(Direction::Horizontal)
        .constraints([
            Constraint::Percentage((100 - percent_x) / 2),
            Constraint::Percentage(percent_x),
            Constraint::Percentage((100 - percent_x) / 2),
        ])
        .split(popup_layout[1])[1]
}