#!/bin/sh

set -e

# Fancy color setup:

# https://unix.stackexchange.com/questions/9957/how-to-check-if-bash-can-print-colors

if test -t 1; then

ncolors=$(tput colors)

if test -n "$ncolors" && test $ncolors -ge 8; then

bold="$(tput bold)"

underline="$(tput smul)"

standout="$(tput smso)"

normal="$(tput sgr0)"

black="$(tput setaf 0)"

red="$(tput setaf 1)"

green="$(tput setaf 2)"

yellow="$(tput setaf 3)"

blue="$(tput setaf 4)"

magenta="$(tput setaf 5)"

cyan="$(tput setaf 6)"

white="$(tput setaf 7)"

fi

fi

insert_env_line() {

if [ -f "$1" ]; then

if [ -z "$(cat "$1" | grep "${ENV_LINE}")" ]; then

echo "${ENV_LINE}" >> "$1"

fi

fi

}

echo "Installing ${magenta}kiptup${normal}..."

BASE_DIR=${XDG_CONFIG_HOME:-$HOME}

KIPT_DIR=${KIPT_DIR-"$BASE_DIR/.kipt"}

KIPT_BIN_DIR="$KIPT_DIR/bin"

KIPT_MAN_DIR="$KIPT_DIR/share/man/man1"

BIN_URL="https://raw.githubusercontent.com/glihm/kipt/main/kiptup/kiptup"

BIN_PATH="$KIPT_BIN_DIR/kiptup"

ENV_PATH="$KIPT_DIR/env"

mkdir -p $KIPT_BIN_DIR

mkdir -p $KIPT_MAN_DIR

curl -# -L $BIN_URL -o $BIN_PATH

chmod +x $BIN_PATH

# Generates the env file on the fly

cat > $ENV_PATH <<EOF

#!/bin/sh

# Adds binary directory to PATH

case ":\${PATH}:" in

*:${KIPT_BIN_DIR}:*)

;;

*)

export PATH="${KIPT_BIN_DIR}:\$PATH"

;;

esac

EOF

chmod +x $ENV_PATH

# This detection here is just for showing the help message at the end.

IS_SUPPORTED_SHELL=""

if [ -n "$ZSH_NAME" ]; then

IS_SUPPORTED_SHELL="1"

fi

case $SHELL in

*/bash)

IS_SUPPORTED_SHELL="1"

;;

*/fish)

IS_SUPPORTED_SHELL="1"

;;

*/ash)

IS_SUPPORTED_SHELL="1"

;;

*/zsh)

IS_SUPPORTED_SHELL="1"

;;

esac

# Inserts this line into whatever shell profile we find, regardless of what the active shell is.

ENV_LINE=". \"${ENV_PATH}\""

insert_env_line "$HOME/.profile"

insert_env_line "$HOME/.bashrc"

insert_env_line "$HOME/.bash_profile"

insert_env_line "${ZDOTDIR-"$HOME"}/.zshenv"

insert_env_line "${ZDOTDIR-"$HOME"}/.zshrc"

insert_env_line "$HOME/.config/fish/config.fish"

echo

if [ -n "$IS_SUPPORTED_SHELL" ]; then

echo "Run '${yellow}. ${ENV_PATH}${normal}' or start a new terminal session to use kiptup."

echo "Then, simply run ${magenta}kiptup${normal} to install kipt."

else

echo "kiptup: could not detect shell. Add '${yellow}. ${ENV_PATH}${normal}' to your shell profile, or manually add '${yellow}${KIPT_BIN_DIR}${normal}' to your PATH environment variable."

fi