dynamic_theme.sh

#!/usr/bin/env bash
_DIR="$(cd "$(dirname "$0")" && pwd)"
export PATH="${_DIR}:${PATH}"

# 3 groups of colors from light to deep
# the colors are generated by palette.py
PLACE_HOLDERS=(
    "PALE_RED"
    "LIGHT_RED"
    "MIDDLE_RED"
    "STRONG_RED"
    "DARK_RED"
    "DEEP_RED"
    "PALE_PURPLE"
    "LIGHT_PURPLE"
    "MIDDLE_PURPLE"
    "STRONG_PURPLE"
    "DARK_PURPLE"
    "DEEP_PURPLE"
    "PALE_ORANGE"
    "LIGHT_ORANGE"
    "MIDDLE_ORANGE"
    "STRONG_ORANGE"
    "DARK_ORANGE"
    "DEEP_ORANGE"
    "PALE_GREEN"
    "LIGHT_GREEN"
    "MIDDLE_GREEN"
    "STRONG_GREEN"
    "DARK_GREEN"
    "DEEP_GREEN"
    "PALE_BLUE"
    "LIGHT_BLUE"
    "MIDDLE_BLUE"
    "STRONG_BLUE"
    "DARK_BLUE"
    "DEEP_BLUE"
    "PALE_GRAY"
    "LIGHT_GRAY"
    "MIDDLE_GRAY"
    "STRONG_GRAY"
    "DARK_GRAY"
    "DEEP_GRAY"
)

palette=$(python3 -c "import palette; palette = palette.create_theme_palette(); print(palette)")
tmpfile=$(mktemp)
colors=$(echo $palette | grep -iEo '#[[:alnum:]]{6}' > ${tmpfile})

dynamic_theme_name=$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 8)
dynamic_theme_name="dynamic"
dynamic_theme_file_name="${dynamic_theme_name}.theme.yaml"
dynamic_config_file_name="${dynamic_theme_name}.violet.yaml"
tmux set-option -gq "@dynamic_theme_name" "${dynamic_theme_name}"
tmux set-option -gq "@dynamic_config_file_name" "${dynamic_config_file_name}"
if [ -e "${dynamic_theme_file_name}" ];then
    rm -f "${dynamic_theme_file_name}"
fi
if [ -e "${dynamic_config_file_name}" ];then
    rm -f "${dynamic_config_file_name}"
fi
cp "template.theme.yaml" "${dynamic_theme_file_name}"
cp "violet.yaml" "${dynamic_config_file_name}"
# trap "rm -f ${dynamic_theme_file_name}" EXIT INT TERM

index=1
while read -r _color;do
    sed -i "s/${PLACE_HOLDERS[$index]}/${_color}/g" "${dynamic_theme_file_name}"
    sed -i "s/${PLACE_HOLDERS[$index]}/${_color}/g" "${dynamic_config_file_name}"
    ((index++))
done < "${tmpfile}"

source violet.tmux