lsv 0.1.15

use std::path::PathBuf;

#[derive(Debug, Clone, Default)]
/// Icon configuration flags. Icons are optional and require a compatible font.
pub struct IconsConfig
{
    pub enabled:      bool,
    pub preset:       Option<String>,
    pub font:         Option<String>,
    // Optional defaults + per-extension map (lowercased keys)
    pub default_file: Option<String>,
    pub default_dir:  Option<String>,
    pub extensions:   std::collections::HashMap<String, String>,
    // Optional per-folder-name icon overrides (lowercased keys)
    pub folders:      std::collections::HashMap<String, String>,
}

#[derive(Debug, Clone, Default)]
/// Key-handling configuration (currently only sequence timeout).
pub struct KeysConfig
{
    pub sequence_timeout_ms: u64,
}

#[derive(Debug, Clone, Default)]
/// Top-level configuration composed from Lua input.
pub struct Config
{
    pub config_version: u32,
    pub icons:          IconsConfig,
    pub keys:           KeysConfig,
    pub ui:             UiConfig,
}

#[derive(Debug, Clone)]
/// A single key mapping supplied by `lsv.map_action` or legacy bindings.
pub struct KeyMapping
{
    pub sequence:    String,
    pub action:      String,
    pub description: Option<String>,
}

#[derive(Debug, Clone, Default)]
/// Pane split percentages for the parent/current/preview columns.
pub struct UiPanes
{
    pub parent:  u16,
    pub current: u16,
    pub preview: u16,
}

#[derive(Debug, Clone)]
/// User interface configuration block replicated from Lua.
pub struct UiConfig
{
    pub panes:          Option<UiPanes>,
    pub show_hidden:    bool,
    pub max_list_items: usize,
    pub date_format:    Option<String>,
    pub header_left:    Option<String>,
    pub header_right:   Option<String>,
    pub header_bg:      Option<String>,
    pub header_fg:      Option<String>,
    pub row:            Option<UiRowFormat>,
    pub row_widths:     Option<UiRowWidths>,
    pub display_mode:   Option<String>,
    pub sort:           Option<String>,
    pub sort_reverse:   Option<bool>,
    pub show:           Option<String>,
    pub theme_path:     Option<PathBuf>,
    pub theme:          Option<UiTheme>,
    pub confirm_delete: bool,
    pub modals:         Option<UiModals>,
}

impl Default for UiConfig
{
    fn default() -> Self
    {
        Self {
            panes:          None,
            show_hidden:    false,
            max_list_items: 5000,
            date_format:    None,
            header_left:    None,
            header_right:   None,
            header_bg:      None,
            header_fg:      None,
            row:            Some(UiRowFormat::default()),
            row_widths:     None,
            display_mode:   None,
            sort:           None,
            sort_reverse:   None,
            show:           None,
            theme_path:     None,
            theme:          None,
            confirm_delete: true,
            modals:         None,
        }
    }
}

#[derive(Debug, Clone, Default)]
pub struct UiModalConfig
{
    pub width_pct:  u16, // 10..=100
    pub height_pct: u16, // 10..=100
}

#[derive(Debug, Clone, Default)]
pub struct UiModals
{
    pub prompt:  UiModalConfig,
    pub confirm: UiModalConfig,
    pub theme:   UiModalConfig,
}

#[derive(Debug, Clone)]
/// Template strings used to render each row in the directory panes.
pub struct UiRowFormat
{
    pub icon:   String,
    pub left:   String,
    pub middle: String,
    pub right:  String,
}

impl Default for UiRowFormat
{
    fn default() -> Self
    {
        Self {
            icon:   " ".to_string(),
            left:   "{name}".to_string(),
            middle: "".to_string(),
            right:  "{info}".to_string(),
        }
    }
}

#[derive(Debug, Clone, Default, PartialEq, Eq)]
/// Optional fixed column widths for the row layout.
pub struct UiRowWidths
{
    pub icon:   u16,
    pub left:   u16,
    pub middle: u16,
    pub right:  u16,
}

#[derive(Debug, Clone, Default, PartialEq)]
/// Theme colours for the UI. Fields are optional and fall back to defaults.
pub struct UiTheme
{
    pub pane_bg:               Option<String>,
    pub border_fg:             Option<String>,
    pub item_fg:               Option<String>,
    pub item_bg:               Option<String>,
    pub selected_item_fg:      Option<String>,
    pub selected_item_bg:      Option<String>,
    pub title_fg:              Option<String>,
    pub title_bg:              Option<String>,
    pub info_fg:               Option<String>,
    pub dir_fg:                Option<String>,
    pub dir_bg:                Option<String>,
    pub file_fg:               Option<String>,
    pub file_bg:               Option<String>,
    pub hidden_fg:             Option<String>,
    pub hidden_bg:             Option<String>,
    pub exec_fg:               Option<String>,
    pub exec_bg:               Option<String>,
    // Selection indicator (bar) colours
    pub selection_bar_fg:      Option<String>,
    pub selection_bar_copy_fg: Option<String>,
    pub selection_bar_move_fg: Option<String>,
}