dotfiles/backup at master · Djuuu/dotfiles · GitHub

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#!/usr/bin/env bash

set -e

DOTFILES_BACKUP_DELETE_LOCAL=0

DOTFILES_BACKUP_DIR=".dotfiles.bak.$(date +'%Y%m%d-%H%M')"

# Backup original files that might be overwritten
dotfiles_backup() {
    local file_name
    for file_name in \
        ".bash_profile"   \
        ".bashrc"         \
        ".bash_aliases"   \
        ".bash_functions" \
        ".bash_logout"    \
        \
        ".config/git/config"              \
        ".config/git/config.local"        \
        ".config/git/ignore"              \
        ".config/lazydocker/config.yml"   \
        ".config/tmux/local"              \
        ".config/tmux/tmux.conf"          \
        ".config/tmux/tmux.conf.local"    \
        ".config/tmux/tmux.plugins.local" \
        \
        ".config/AutoHotkey/config.local.ahk" \
        ".minttyrc"                    \
        \
        ".config/autokey/data" \
        ".config/xbindkeys"    \
        ".config/xmodmap"      \
        \
        ".config/karabiner"
    do
        dotfile_backup "${file_name}"
    done
}

dotfile_backup() {
    if [[ ! -f "${HOME}/${file_name}" && ! -d "${HOME}/${file_name}" ]]; then
        return
    fi

    if [[ -z "$DOTFILES_BACKUP_DIR" ]]; then
        echo "Undefined backup directory"
        exit 1
    fi

    local file_name=$1

    if [[ ! -d "${HOME}/${DOTFILES_BACKUP_DIR}" ]]; then
        mkdir -p "${HOME}/${DOTFILES_BACKUP_DIR}"
    fi

    local dir_name; dir_name=$(dirname "$file_name")
    if [[ $dir_name != "." ]]; then
        mkdir -p "${HOME}/${DOTFILES_BACKUP_DIR}/${dir_name}"
    fi

    echo -e "\e[1;32mBacking up ~/${file_name}\e[0m"
    cp -RL "${HOME}/${file_name}" "${HOME}/${DOTFILES_BACKUP_DIR}/${file_name}"
}

# Delete original files that should be linked
dotfile_delete_default() {
    local file_name file_path
    for file_name in \
        ".bash_profile"   \
        ".bashrc"         \
        ".bash_aliases"   \
        ".bash_functions" \
        ".bash_logout"    \
        \
        ".config/bat"                   \
        ".config/fastfetch"             \
        ".config/git"                   \
        ".config/gitmux"                \
        ".config/lazydocker/config.yml" \
        ".config/tmux"                  \
        ".config/vim"                   \
        \
        "AutoHotkey"       \
        "Documents/Dygma"  \
        ".minttyrc"        \
        \
        ".config/autokey/data/Phrases" \
        ".config/autokey/data/Scripts" \
        ".config/xbindkeys"            \
        ".config/xmodmap"
    do
        file_path="${HOME}/${file_name}"
        if [[ ! -f "$file_path" && ! -d "$file_path" ]]; then
            continue # not found
        fi
        if [[ -L "$file_path" ]]; then
            continue # symlink
        fi
        echo -e "\e[1;31mDeleting $file_path\e[0m"
        rm -rf --preserve-root "$file_path"
    done
}

# Read command options
while getopts ":-:" opt; do
    case "${OPTARG}" in
        delete)
            DOTFILES_BACKUP_DELETE_LOCAL=1
            ;;
    esac
done

# Run
dotfiles_backup

if [[ "$DOTFILES_BACKUP_DELETE_LOCAL" -eq 1 ]]; then
    dotfile_delete_default
fi