change_theme_tmux

#!/usr/bin/env bash

# Change tmux theme.
# $1 - theme
# Supported themes are
# latte
# macchiato
# nord
# onedark

DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)

# Source helper script.
source "$DIR/lib/helper.sh"

if [ -z "$1" ]; then
    echoerr "Missing argument"
    exit 1
fi

set() {
    local option=$1
    local value=$2
    tmux set-option -gq "$option" "$value"
}

setw() {
    local option=$1
    local value=$2
    tmux set-window-option -gq "$option" "$value"
}

set_theme() {

    set status-style "bg=$status_bg,fg=$status_fg"
    set status-left-style "bg=$status_left_bg,fg=$status_left_fg"
    set status-right-style "bg=$status_right_bg,fg=$status_right_fg"

    setw window-status-style "bg=$window_bg,fg=$window_fg"
    setw window-status-current-style "bg=$window_current_bg,fg=$window_current_fg"

    set pane-border-style "bg=$pane_border_bg,fg=$pane_border_fg"
    set pane-active-border-style "bg=$pane_active_border_bg,fg=$pane_active_border_fg"


}

set_var_latte() {
    # Colors from https://github.com/catppuccin/catppuccin
    status_left_bg="#1e66f5"
    status_left_fg="#dce0e8"
    status_right_bg="#dd7878"
    status_right_fg="#dce0e8"
    window_current_bg="#e64553"
    window_current_fg="#dce0e8"
    pane_border_fg="#6c6f85"
    pane_active_border_fg="#7287fd"
}

set_var_macchiato() {
    # Colors from https://github.com/catppuccin/catppuccin
    status_left_bg="#c6a0f6"
    status_left_fg="#24273a"
    status_right_bg="#f0c6c6"
    status_right_fg="#24273a"
    window_current_fg="#24273a"
    window_current_bg="#ee99a0"
    pane_border_fg="#5b6078"
    pane_active_border_fg="#b7bdf8"
}

set_var_nord() {
    # Colors from https://www.nordtheme.com
    status_left_bg="#81a1c1"
    status_left_fg="#2e3440"
    status_right_bg="#88c0d0"
    status_right_fg="#2e3440"
    window_current_bg="#88c0d0"
    window_current_fg="#2e3440"
    pane_border_fg="#4c566a"
    pane_active_border_fg="#88c0d0"
}

set_var_onedark() {
    # Colors from https://github.com/Binaryify/OneDark-Pro
    status_fg="#282c34"
    status_bg="#8cc265"
    pane_border_fg="#4f5666"
    pane_active_border_fg="#8cc265"
}

change_line() {
    grep -q "$2" "$3" && return
    sed -i "s|$1|$2|g" "$3" || echo "Cannot modify $3"
}

theme="$1"
func=set_var_"$theme"

if ! [[ $(type -t "$func") == function ]]; then
    echoerr "Invalid theme $theme"
    exit 1
fi

def="default"

status_bg="$def"
status_fg="$def"
status_left_bg="$def"
status_left_fg="$def"
status_right_bg="$def"
status_right_fg="$def"

window_bg="$def"
window_fg="$def"
window_current_bg="$def"
window_current_fg="$def"

pane_border_bg="$def"
pane_border_fg="$def"
pane_active_border_bg="$def"
pane_active_border_fg="$def"

"$func"
set_theme

change_line "run \"change_theme_tmux .*\"" "run \"change_theme_tmux $theme\"" "$XDG_CONFIG_HOME/tmux/tmux.conf"