skeleton for new install script
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Pocco81
parent
6468de54c1
commit
668f1d5623
249
install.sh
249
install.sh
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#!/bin/sh
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_usage() {
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printf "%s" \
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"Usage: sh ${0##*/} [ options ]
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-h | --help => Show this help.
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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ORANGE='\033[0;33m'
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BLUE='\033[0;34m'
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NC='\033[0m' # No Color
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-i | --install => Install the config.
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-u | --update => Update the existing config without removing existing stuff.
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-b | --backup 'path' => Custom config backup path.
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-nb | --no-backup => Don't take existing config backup. Use with caution.
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"
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exit 0
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}
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_check_install_dependencies() {
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_error_dependencies() {
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printf "%s\n" "Error: Install ${1} before proceeding."
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exit 1
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}
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command -v git 1>/dev/null || _error_dependencies git
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_SED="$(command -v sed)" || _error_dependencies sed
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return 0
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}
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_check_nvim_version() {
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version_string="$(nvim --version | grep -Eo 'NVIM.*v[0-9.]+' -m 1 | grep -Eo '[0-9.]+')" || return 1
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printf "%s\n" "${version_string}" | while IFS=. read -r num1 num2 num3; do
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{ [ "${num1}" -ge 0 ] && [ "${num2}" -ge 5 ] && [ "${num3}" -ge 0 ]; } || return 1
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done
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}
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_copy_config() {
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printf "%s\n" "Linking config"
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printf "%s\n" "Old nvim config will be changed to nvim.bak if exists! :0"
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# copying config
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if [ -d "${_CONFIG_PATH}" ]; then
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printf "%s\n" "Nvim Directory exists"
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if [ "${_NO_BACKUP}" = "true" ]; then
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printf "%s\n" "Skipping backup as --no-backup flag was passed.."
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[ "${_UPDATE}" = "false" ] && rm -rf "${_CONFIG_PATH}"
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else
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printf "%s\n" "Taking backup of existing config.."
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mv "${_CONFIG_PATH}" "${_BACKUP_PATH}" || {
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printf "\n%s\n" "Error: Cannot move ${_CONFIG_PATH} to ${_BACKUP_PATH}"
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printf "\n%s\n" "Take backup manually or use -b/--backup to provide non-empty path or use -nb/--no-backup to skip backup."
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exit 1
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}
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fi
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else
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printf "%s\n" "Nvim config doesn't exist, creating it now"
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fi
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mkdir -p "${_CONFIG_PATH}" || {
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printf "%s\n" "Error: Cannot create folder ${_CONFIG_PATH}"
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exit 1
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}
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{ cp -r init.lua lua "${_CONFIG_PATH}"/; } || {
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printf "Error: Couldn't copy nvim config\n"
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exit 1
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}
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return 0
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}
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_setup_terminal_shell() {
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_mappings_file="${_CONFIG_PATH}/lua/mappings.lua"
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# only ask for shellname if running in terminal
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if [ -t 1 ]; then
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if chsh -l 2>/dev/null 1>&2; then
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printf "\nAvailable Shells:\n"
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chsh -l | nl
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printf "\n%s\n" "Which shell do you want to use? (Eg. 2)"
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printf "\t%s\n" "[ Enter nothing for current shell ( $_CURRENT_SHELL ) ]"
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read -r shellnum
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[ "${shellnum}" -gt 0 ] 2>/dev/null && _SHELLPATH="$(chsh -l | sed -n "$shellnum p")"
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fi
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fi
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# don't try to do any changes user wants their default shell in nvim
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if [ -n "$_SHELLPATH" ]; then
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# Reference: https://stackoverflow.com/a/4247319
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# \( & \) will use regex brackets (for later reference with \1)
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# ( & ) will match text brackets
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if "${_SED}" --posix -i'.bak' -e "s=^\(map(.* \+*terminal\) \(.*)\)=\1$_SHELLPATH \2=g" "${_mappings_file}"; then
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printf "%s\n" "=> Neovim shell changed to $_SHELLPATH successfully!"
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else
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printf "%s\n" "Cannot edit with sed, edit ${_mappings_file} manually to replace bash with $_SHELLPATH."
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fi
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rm -f "${_mappings_file}".bak # delete backup file created by sed
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fi
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printf "%s\n" "=> Neovim shell will be ${_SHELLPATH:-${_CURRENT_SHELL}}"
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return 0
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}
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_setup_arguments() {
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# default variables to be used
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_CONFIG_PATH="${XDG_CONFIG_HOME:-${HOME}/.config}/nvim"
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_UPDATE=""
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_BACKUP_PATH="${_CONFIG_PATH}.bak"
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_NO_BACKUP="false"
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_CURRENT_SHELL="${SHELL##*/}"
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_check_longoptions() {
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[ -z "${2}" ] &&
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printf '%s: %s: option requires an argument\nTry '"%s -h/--help"' for more information.\n' "${0##*/}" "${1}" "${0##*/}" &&
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exit 1
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return 0
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}
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while [ $# -gt 0 ]; do
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case "${1}" in
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-h | --help) _usage ;;
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-i | --install) _UPDATE="false" ;;
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-u | --update) _UPDATE="true" ;;
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-b | --backup)
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_check_longoptions "${1}" "${2}"
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_BACKUP_PATH="${2}" && shift
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;;
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-nb | --nobackup) _NO_BACKUP="true" ;;
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# https://stackoverflow.com/questions/5947742/how-to-change-the-output-color-of-echo-in-linux
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prompt() {
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case ${1} in
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"-s" | "--success")
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printf "${GREEN}%s${NC}\n" "${2}"
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;;
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"-e" | "--error")
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printf "${RED}%s${NC}\n" "${2}"
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;;
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"-w" | "--warning")
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printf "${ORANGE}%s${NC}\n" "${2}"
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;;
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"-i" | "--info")
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printf "${BLUE}%s${NC}\n" "${2}"
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;;
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*)
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printf "${GREEN}%s${NC}\n" "${2}"
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;;
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esac
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shift
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done
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[ -z "${_UPDATE}" ] && {
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printf "%s\n" "Error: Either -i/--install or -u/--update flag must be used."
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printf "%s\n" "See -h/--help for more info."
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exit 1
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}
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printf "%s\n" \
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"CONFIG PATH: ${_CONFIG_PATH}
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$(if [ "${_NO_BACKUP}" = "true" ]; then
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printf "SKIPPING CONFIG BACKUP !\n"
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else
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printf "%s\n" "CONFIG BACKUP PATH: ${_BACKUP_PATH}"
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fi)
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CURRENT SHELL: ${_CURRENT_SHELL}
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"
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return 0
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}
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_usage() {
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printf "%s" \
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"Usage: sh ${0##*/} [ options ]
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-h | --help => Show this help.
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-i | --install => Install the config.
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-r | --remove => Remove the config.
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-u | --update => Update the existing config without removing existing stuff.
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"
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exit 0
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}
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_eval_exit() {
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status=$1
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suc_msg=$2
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err_msg=$3
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case $status in
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0)
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prompt -s "${suc_msg}"
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;;
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*)
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prompt -e "${err_msg}"
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;;
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esac
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}
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# _install() {}
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_remove() {
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prompt -i "-> Cleaning '$HOME/.config/nvim/'"
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# rm -rf "$HOME/.config/nvim/"
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prompt -i "-> Cleaning '$HOME/.local/share/nvim/'"
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# rm -rf "$HOME./local/share/nvim/"
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}
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# _update() {}
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main() {
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[ $# = 0 ] && _usage
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while :; do
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case $1 in
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-h | -\? | --help)
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_usage
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exit 0
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;;
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-i | --install)
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_install
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;;
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-r | --remove)
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_remove
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_eval_exit $? "Successfully removeed NvChad!" "Failed to remove NvChad"
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;;
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*) # Default case: No more options, so break out of the loop.
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break
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;;
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esac
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shift
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done
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_check_install_dependencies
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_setup_arguments "${@}"
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_copy_config
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[ "${_UPDATE}" = "false" ] && _setup_terminal_shell
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# install all plugins + compile them
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if _NVIM="$(command -v nvim)"; then
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if _check_nvim_version; then
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printf "\n%s\n" "=> Neovim will now open." && sleep 1
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"${_NVIM}" +"autocmd User PackerComplete ++once quitall" \
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+":lua require 'pluginList' vim.cmd('PackerSync')"
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"${_NVIM}"
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else
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printf "Error: Neovim is installed, but version is lower than 0.5.x, install Neovim >= 5.x and then run nvim & do :PackerSync\n."
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fi
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else
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printf "Error: Neovim is not installed, install Neovim >= 5.x and then run neovim & do :PackerSync.\n"
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fi
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}
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main "${@}"
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init() {
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if [ $# -eq 0 ]; then
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prompt -e "ERROR: This script needs at least one argument"
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else
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main "${@}"
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fi
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}
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init "${@}"
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