//! Story log UI system.
//!
//! TODO: In-game interface for reading campaign narrative with
//! chapter navigation and search functionality.
//!
//! This module will:
//! - Display story log with chapter divisions
//! - Support chapter navigation
//! - Provide search and filtering
//! - Allow export/save of campaign story

use bevy::prelude::*;

/// Component for the story log UI root.
#[derive(Component)]
pub struct StoryLogUi;

/// Component for chapter list items.
#[derive(Component)]
pub struct ChapterListItem {
    /// Chapter index
    pub index: usize,
}

/// Component for event detail items.
#[derive(Component)]
pub struct EventDetailItem {
    /// Event index
    pub event_index: usize,
}

/// Setup the story log UI.
///
/// TODO: Implement full UI with:
/// - Chapter list with titles and themes
/// - Event timeline display
/// - Chapter navigation buttons
/// - Search/filter controls
/// - Export button
pub fn setup_story_log_ui(_commands: &mut Commands) {
    // Placeholder: UI setup to be implemented
    bevy::log::info!("Story log UI setup not yet implemented");
}

/// Update the story log UI with current narrative data.
///
/// TODO: Implement UI update logic.
pub fn update_story_log_ui() {
    // Placeholder: UI update to be implemented
}

/// Handle chapter navigation clicks.
///
/// TODO: Implement chapter navigation.
pub fn handle_chapter_navigation() {
    // Placeholder: Navigation handling to be implemented
}

/// Export campaign story to file.
///
/// TODO: Implement export functionality.
pub fn export_campaign_story(_history: &super::CampaignHistory) -> Result<(), String> {
    Err("Export not yet implemented".to_string())
}
