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path: root/default-plugins/status-bar/src/main.rs
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mod first_line;
mod second_line;
mod tip;

use ansi_term::Style;

use std::fmt::{Display, Error, Formatter};
use zellij_tile::prelude::*;
use zellij_tile_utils::style;

use first_line::{ctrl_keys, superkey};
use second_line::{
    floating_panes_are_visible, fullscreen_panes_to_hide, keybinds,
    locked_floating_panes_are_visible, locked_fullscreen_panes_to_hide, system_clipboard_error,
    text_copied_hint,
};
use tip::utils::get_cached_tip_name;

// for more of these, copy paste from: https://en.wikipedia.org/wiki/Box-drawing_character
static ARROW_SEPARATOR: &str = "";
static MORE_MSG: &str = " ... ";

#[derive(Default)]
struct State {
    tabs: Vec<TabInfo>,
    tip_name: String,
    mode_info: ModeInfo,
    text_copy_destination: Option<CopyDestination>,
    display_system_clipboard_failure: bool,
}

register_plugin!(State);

#[derive(Default)]
pub struct LinePart {
    part: String,
    len: usize,
}

impl Display for LinePart {
    fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
        write!(f, "{}", self.part)
    }
}

#[derive(Clone, Copy)]
pub struct ColoredElements {
    // selected mode
    pub selected_prefix_separator: Style,
    pub selected_char_left_separator: Style,
    pub selected_char_shortcut: Style,
    pub selected_char_right_separator: Style,
    pub selected_styled_text: Style,
    pub selected_suffix_separator: Style,
    // unselected mode
    pub unselected_prefix_separator: Style,
    pub unselected_char_left_separator: Style,
    pub unselected_char_shortcut: Style,
    pub unselected_char_right_separator: Style,
    pub unselected_styled_text: Style,
    pub unselected_suffix_separator: Style,
    // unselected mode alternate color
    pub unselected_alternate_prefix_separator: Style,
    pub unselected_alternate_char_left_separator: Style,
    pub unselected_alternate_char_shortcut: Style,
    pub unselected_alternate_char_right_separator: Style,
    pub unselected_alternate_styled_text: Style,
    pub unselected_alternate_suffix_separator: Style,
    // disabled mode
    pub disabled_prefix_separator: Style,
    pub disabled_styled_text: Style,
    pub disabled_suffix_separator: Style,
    // selected single letter
    pub selected_single_letter_prefix_separator: Style,
    pub selected_single_letter_char_shortcut: Style,
    pub selected_single_letter_suffix_separator: Style,
    // unselected single letter
    pub unselected_single_letter_prefix_separator: Style,
    pub unselected_single_letter_char_shortcut: Style,
    pub unselected_single_letter_suffix_separator: Style,
    // unselected alternate single letter
    pub unselected_alternate_single_letter_prefix_separator: Style,
    pub unselected_alternate_single_letter_char_shortcut: Style,
    pub unselected_alternate_single_letter_suffix_separator: Style,
    // superkey
    pub superkey_prefix: Style,
    pub superkey_suffix_separator: Style,
}

// I really hate this, but I can't come up with a good solution for this,
// we need different colors from palette for the default theme
// plus here we can add new sources in the future, like Theme
// that can be defined in the config perhaps
fn color_elements(palette: Palette, different_color_alternates: bool) -> ColoredElements {
    let background = match palette.theme_hue {
        ThemeHue::Dark => palette.black,
        ThemeHue::Light => palette.white,
    };
    let foreground = match palette.theme_hue {
        ThemeHue::Dark => palette.white,
        ThemeHue::Light => palette.black,
    };
    let alternate_background_color = if different_color_alternates {
        match palette.theme_hue {
            ThemeHue::Dark => palette.white,
            ThemeHue::Light => palette.black,
        }
    } else {
        palette.fg
    };
    match palette.source {
        PaletteSource::Default => ColoredElements {
            selected_prefix_separator: style!(background, palette.green),
            selected_char_left_separator: style!(background, palette.green).bold(),
            selected_char_shortcut: style!(palette.red, palette.green).bold(),
            selected_char_right_separator: style!(background, palette.green).bold(),
            selected_styled_text: style!(background, palette.green).bold(),
            selected_suffix_separator: style!(palette.green, background).bold(),

            unselected_prefix_separator: style!(background, palette.fg),
            unselected_char_left_separator: style!(background, palette.fg).bold(),
            unselected_char_shortcut: style!(palette.red, palette.fg).bold(),
            unselected_char_right_separator: style!(background, palette.fg).bold(),
            unselected_styled_text: style!(background, palette.fg).bold(),
            unselected_suffix_separator: style!(palette.fg, background),

            unselected_alternate_prefix_separator: style!(background, alternate_background_color),
            unselected_alternate_char_left_separator: style!(
                background,
                alternate_background_color
            )
            .bold(),
            unselected_alternate_char_shortcut: style!(palette.red, alternate_background_color)
                .bold(),
            unselected_alternate_char_right_separator: style!(
                background,
                alternate_background_color
            )
            .bold(),
            unselected_alternate_styled_text: style!(background, alternate_background_color).bold(),
            unselected_alternate_suffix_separator: style!(alternate_background_color, background),

            disabled_prefix_separator: style!(background, palette.fg),
            disabled_styled_text: style!(background, palette.fg).dimmed().italic(),
            disabled_suffix_separator: style!(palette.fg, background),
            selected_single_letter_prefix_separator: style!(background, palette.green),
            selected_single_letter_char_shortcut: style!(palette.red, palette.green).bold(),
            selected_single_letter_suffix_separator: style!(palette.green, background),

            unselected_single_letter_prefix_separator: style!(background, palette.fg),
            unselected_single_letter_char_shortcut: style!(palette.red, palette.fg).bold().dimmed(),
            unselected_single_letter_suffix_separator: style!(palette.fg, background),

            unselected_alternate_single_letter_prefix_separator: style!(
                palette.fg,
                alternate_background_color
            ),
            unselected_alternate_single_letter_char_shortcut: style!(
                palette.red,
                alternate_background_color
            )
            .bold(),
            unselected_alternate_single_letter_suffix_separator: style!(
                palette.fg,
                alternate_background_color
            ),