Quickly change kitty color theme

kitty-theme.sh

# fzf-driven kitty theme changer
# usage: ,kitty-theme light|dark

,kitty-theme() {
    local mode="$1"
    [[ -z "$mode" ]] && mode="all"

    local original_theme=""
    if [[ -f ~/.config/kitty/current-theme.conf ]]; then
        original_theme=$(head -1 ~/.config/kitty/current-theme.conf | grep "^# Theme: " | sed 's/# Theme: //')
        [[ -n "$original_theme" ]] && echo "Current theme: $original_theme"
    fi

    local jq_filter='.[].name'
    if [[ "$mode" == "dark" ]]; then
        jq_filter='.[] | select(.is_dark == true) | .name'
    elif [[ "$mode" == "light" ]]; then
        jq_filter='.[] | select(.is_dark != true) | .name'
    fi

    local theme
    theme=$(curl -s https://raw.githubusercontent.com/kovidgoyal/kitty-themes/master/themes.json | \
            jq -r "$jq_filter" | \
            fzf --height 20 \
                --preview 'kitten themes --reload-in=parent {}')

    local fzf_exit_code=$?

    if [[ $fzf_exit_code -eq 0 ]] && [[ -n "$theme" ]]; then
        kitten themes --reload-in=all "$theme"
        sed -i '' '1s/^/# Theme: '"$theme"'\n/' ~/.config/kitty/current-theme.conf
        echo "Theme changed to: $theme"
    else
        if [[ -n "$original_theme" ]]; then
            kitten themes --reload-in=parent "$original_theme"
            echo "Theme restored to: $original_theme"
        fi
    fi
}