git-iris 2.0.8

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//! Settings modal key handler

use crossterm::event::{KeyCode, KeyEvent};

use crate::studio::events::SideEffect;
use crate::studio::state::{Modal, SettingsField, StudioState};

/// Handle key events in settings modal
pub fn handle(state: &mut StudioState, key: KeyEvent) -> Vec<SideEffect> {
    // Check if we're editing a field
    let is_editing = if let Some(Modal::Settings(settings)) = &state.modal {
        settings.editing
    } else {
        return vec![];
    };

    if is_editing {
        handle_editing_mode(state, key)
    } else {
        handle_navigation_mode(state, key)
    }
}

fn handle_editing_mode(state: &mut StudioState, key: KeyEvent) -> Vec<SideEffect> {
    match key.code {
        KeyCode::Esc => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.cancel_editing();
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Enter => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.confirm_editing();
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Char(c) => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.input_buffer.push(c);
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Backspace => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.input_buffer.pop();
            }
            state.mark_dirty();
            vec![]
        }
        _ => vec![],
    }
}

fn handle_navigation_mode(state: &mut StudioState, key: KeyEvent) -> Vec<SideEffect> {
    match key.code {
        KeyCode::Esc => {
            state.close_modal();
            vec![]
        }
        KeyCode::Char('s') => {
            // Save settings
            vec![SideEffect::SaveSettings]
        }
        KeyCode::Up | KeyCode::Char('k') => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.select_prev();
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Down | KeyCode::Char('j') => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.select_next();
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Enter | KeyCode::Char(' ') => {
            // Check if Theme field - open theme selector modal instead
            if let Some(Modal::Settings(settings)) = &state.modal
                && settings.current_field() == SettingsField::Theme
            {
                // Get themes and current selection index
                let themes = settings.available_themes.clone();
                let selected = themes
                    .iter()
                    .position(|t| t.id == settings.theme)
                    .unwrap_or(0);
                // Open theme selector modal
                state.modal = Some(Modal::ThemeSelector {
                    input: String::new(),
                    themes,
                    selected,
                    scroll: 0,
                });
                state.mark_dirty();
                return vec![];
            }
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.start_editing();
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Left | KeyCode::Char('h') => {
            // Cycle backwards for cyclable fields
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.cycle_current_field_back();
            }
            state.mark_dirty();
            vec![]
        }
        KeyCode::Right | KeyCode::Char('l') => {
            if let Some(Modal::Settings(settings)) = &mut state.modal {
                settings.cycle_current_field();
            }
            state.mark_dirty();
            vec![]
        }
        _ => vec![],
    }
}