neovim-config/install.sh
2021-08-04 17:19:38 -05:00

362 lines
9.7 KiB
Bash
Executable file

#!/bin/bash
RED='\033[0;31m'
GREEN='\033[0;32m'
ORANGE='\033[0;33m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color
REPO="https://github.com/siduck76/NvChad.git"
BACKUP_PATH="/tmp/nvchad/"
TMP_NVCHAD="/tmp/nvchad_updates/"
skip=0
nvchad_path="$HOME/.config/nvim/"
do_startup="true"
dependencies=(
"git"
)
preserved_files=(
"lua/mappings.lua"
"lua/user_config.lua"
)
# https://stackoverflow.com/questions/5947742/how-to-change-the-output-color-of-echo-in-linux
prompt() {
case ${1} in
"-s" | "--success")
printf "${GREEN}%s${NC}\n" "${2}"
;;
"-e" | "--error")
printf "${RED}%s${NC}\n" "${2}"
;;
"-w" | "--warning")
printf "${ORANGE}%s${NC}\n" "${2}"
;;
"-i" | "--info")
printf "${BLUE}%s${NC}\n" "${2}"
;;
*)
printf "${GREEN}%s${NC}\n" "${2}"
;;
esac
}
_usage() {
printf "%s" \
"Usage: ./${0##*/} [ options ]
-h, --help -> Show this help.
-i, --install -> Install the config.
-r, --remove -> Remove the config.
-u, --update -> Update the existing config without removing existing stuff.
-s, --skip-startup -> Skip starting up nvim after installing the config.
-c, --clean-backups -> Remove backups (if any) from your system.
-p=*, --path=* -> Path to NvChad. Relevant for installing and updating.
"
}
_remove() {
read -p "Are you sure you want to uninstall NvChad? This will 'flush' dirs such as $HOME/.config/nvim/. (y/n): " u_reply
if [[ "${u_reply}" == "y" ]]; then
printf " + %s\n" "$(prompt -w "Removing config -> ($HOME/.config/nvim/)")"
rm -rf "$HOME/.config/nvim/"
printf " + %s\n" "$(prompt -w "Removing miscellaneous -> ($HOME/.local/share/nvim/)")"
rm -rf "$HOME/.local/share/nvim/"
printf " + %s\n" "$(prompt -w "Removing cache -> ($HOME/.cache/nvim/)")"
rm -rf "$HOME/.cache/nvim/"
elif [[ "${u_reply}" == "n" ]]; then
prompt -i "Ok, enjoy NvChad :)"
else
prompt -e "Error: you must type either 'n' for no or 'y' for yes."
fi
}
_check_dependencies() {
local err
for i in "${dependencies[@]}"; do
if ! command -v "${i}" &>/dev/null; then
prompt -e "Error: You need to install the dependency '${i}'"
err="true"
fi
done
if [[ "${err}" == "true" ]]; then
exit 1
fi
}
_fetch() {
printf " + %s\n" "$(prompt -i "Cleaning workspace")"
rm -rf ${nvchad_path}
printf " + %s\n" "$(prompt -i "Fetching repo")"
git clone -n ${REPO} --depth 1 "${nvchad_path}"
cd "${nvchad_path}" || return
printf " + %s\n" "$(prompt -i "Checking out core")"
git checkout HEAD lua/
printf " + %s\n" "$(prompt -i "Checking out init file")"
git checkout HEAD init.lua
}
_check_prev_conf() {
if [[ -d "${nvchad_path}" ]]; then
mkdir -p "${BACKUP_PATH}"
amount_files=$(ls "${BACKUP_PATH}" | wc -l)
printf " + %s\n" "$(prompt -i "Previous config found, backing it up (/tmp/nvchad/backup_${amount_files})")"
cp -r "${nvchad_path}" "${BACKUP_PATH}backup_${amount_files}"
fi
}
_check_nvim_version() {
version_string="$(nvim --version | grep -Eo 'NVIM.*v[0-9.]+' -m 1 | grep -Eo '[0-9.]+')" || return 1
printf "%s\n" "${version_string}" | while IFS=. read -r num1 num2 num3; do
{ [ "${num1}" -ge 0 ] && [ "${num2}" -ge 5 ] && [ "${num3}" -ge 0 ]; } || return 1
done
}
_startup() {
printf " + %s\n" "$(prompt -i "Checking nvim version")"
if _NVIM="$(command -v nvim)"; then
if _check_nvim_version; then
printf " + %s\n" "$(prompt -i "NeoVim will open now")"
sleep 1
"${_NVIM}" +'autocmd User PackerComplete ++once lua print "Waiting for PackerCompile.." vim.cmd "PackerCompile"' \
+'autocmd User PackerCompileDone ++once quitall' \
+'lua print "Wait for PackerUpdate and PackerCompile to complete.." require "pluginList" vim.cmd "PackerUpdate"'
"${_NVIM}"
else
prompt -e "Error: Neovim is installed, but version is lower than 0.5.x, install Neovim >= 5.x and then run nvim & do :PackerSync"
fi
else
prompt -e "Error: Neovim is not installed, install Neovim >= 5.x and then run neovim & do :PackerSync"
fi
}
_install() {
prompt -w "-> Checking dependencies..."
_check_dependencies
prompt -w "-> Checking for previous confs..."
_check_prev_conf
prompt -w "-> Cloning..."
_fetch
if [[ "$do_startup" == "true" ]]; then
prompt -w "-> Loading nvim..."
_startup
fi
}
_clean_backups() {
prompt -w "-> Looking for backups..."
if [[ -d "${BACKUP_PATH}" ]]; then
if [[ -z "$(ls -A ${BACKUP_PATH})" ]]; then
printf " + %s\n" "$(prompt -w "No backups were found")"
else
printf " + %s\n" "$(prompt -i "Backups were found, removing them...")"
rm -rf "${BACKUP_PATH}"
fi
else
printf " + %s\n" "$(prompt -w "No backups were found")"
fi
}
_update() {
prompt -w "-> Checking if conf is eligible for being updated..."
if [[ -z "$(ls -A ${nvchad_path})" ]]; then
printf " + %s\n" "$(prompt -e "Error: there is nothing to update")"
else
printf " + %s\n" "$(prompt -i "Updating config")"
mkdir -p ${TMP_NVCHAD}
for to_preservef in "${!preserved_files[@]}"; do
file="${nvchad_path}${preserved_files[to_preservef]}"
printf " + %s\n" "$(prompt -i "saving file: ${preserved_files[to_preservef]}")"
if [[ -e "${file}" ]]; then
mv "${file}" "${TMP_NVCHAD}"
fi
done
do_startup="false"
_install
for to_preservef in "${!preserved_files[@]}"; do
destination_file="${nvchad_path}${preserved_files[to_preservef]}"
file_name=$(basename "${preserved_files[to_preservef]}")
location_path=$(dirname "${destination_file}")
stored_file="${TMP_NVCHAD}${file_name}"
printf " + %s\n" "$(prompt -i "restoring file: ${preserved_files[to_preservef]}")"
if [[ -e "${stored_file}" ]]; then
rm -rf "${destination_file}"
mkdir -p "${location_path}"
mv "${stored_file}" "${destination_file}"
fi
done
rm -rf "${TMP_NVCHAD}"
fi
}
_skip_ahead() {
amount=$1
skip=$((skip + amount))
}
_reorder_array() {
local arr=("$@")
for i in "${!arr[@]}"; do
new_array+=("${arr[i]}")
done
arr=("${new_array[@]}")
unset new_array
echo "${arr[@]}"
}
_parse_args() {
local func_args=$1
local argv=("$@")
unset 'argv[0]' # becuase arg1 is $func_arg
for i in "${!argv[@]}"; do new_array+=("${argv[i]}"); done
argv=("${new_array[@]}")
unset new_array
local argc=${#argv[@]}
_skip_ahead() {
amount=$1
skip=$((skip + amount))
}
_clean_arg() {
arg=$1
if [[ "$arg" == "--"* ]]; then
echo "${arg:2}"
elif [[ "$arg" == "-"* ]]; then
echo "${arg:1}"
fi
}
for j in "${!argv[@]}"; do
if [[ ${skip} -gt 0 ]]; then
left=$((argc - j))
while [[ ${skip} > ${left} ]]; do ((skip--)); done
skip=$((skip - 1))
continue
fi
case ${argv[j]} in
--*) # End of all options.
case ${argv[j]} in
--) # End of all options.
break
;;
*)
# eval "${func_args}" "$(_clean_arg "${argv[j]}")" "$j"
eval "${func_args}" "${argv[j]}" "$j"
;;
esac
;;
-*)
if [[ ${#argv[j]} -le 2 ]]; then
eval "${func_args}" "${argv[j]}" "$j"
else
tangled_args=$(_clean_arg "${argv[j]}")
for ((k = 0; k < ${#tangled_args}; k++)); do
eval "${func_args}" "-${tangled_args:$k:1}" "$j"
done
fi
;;
*)
eval "${func_args}" "${argv[j]}" "$j"
;;
esac
done
}
main() {
local argvs=("$@")
local argc=${#argvs[@]}
local counter=0
_set_params() {
argc=${#argvs[@]}
counter=0
}
_free_arg() {
local index=$1
unset 'argvs[index-counter]'
argvs=($(_reorder_array "${argvs[@]}"))
((counter++))
}
assert_aditional_args() {
var=$1 # flag
index=$2 # flag's index
case ${var} in
-p=* | --path=*)
nvchad_path="${var#*=}"
_free_arg "${index}"
;;
-s | --skip-startup)
do_startup="false"
_free_arg "${index}"
;;
esac
}
assert_args() {
var=$1 # flag
index=$2 # flag's index
case ${var} in
-h | --help)
_usage
;;
-i | --install)
prompt -i "Installing NvChad..."
_install
;;
-r | --remove)
prompt -i "Removing NvChad..."
_remove
;;
-u | --update)
prompt -i "Updating NvChad..."
_update
;;
-c | --clean-backups)
prompt -i "Cleaning NvChad backups..."
_clean_backups
;;
*)
prompt -w "Warning: --unknown command '${var}'"
;;
esac
}
_set_params
_parse_args "assert_aditional_args" "${argvs[@]}"
_set_params
_parse_args "assert_args" "${argvs[@]}"
}
init() {
if [ $# -eq 0 ]; then
prompt -e "ERROR: This script needs at least one argument"
else
main "${@}"
fi
}
init "${@}"