Accidental git reset --hard : Future damage control

.gitreset

function grh()
{
    #Pass any arbitary argument to this command ( e.g. grh 1 ) to skip backup
    if [ "$1" ] 
    then
        echo "Skip backup? (y/n): "
        read answer 
        if [ "$answer" != "${answer#[Yy]}" ] ;then
            echo "Run: git reset --hard without creating backup" 
            git reset --hard
            return
        fi
    fi
    
    #Setup backup dir name  
    name=`date +"%I:%M:%S"` 
    date=`date +"%d-%m-%y"`
    dir="/home/"$USER"/Desktop/store/$date/$name"
    mkdir -p $dir 
    
    #Store git diff result for reference
    echo "Generate: git diff results.." 
    git diff  --color . > $dir/git.diff  

    #Copy only changed files
    echo "Copy: only changed files.."
    zip -r $dir/src.zip `git diff --relative --name-only .`
    
    #Check if copy was successful 
    if [ $? -ne 0 ]   
    then
        echo " "
        echo "Copy: Failed.."
        echo "Copy: Aborting git reset --hard"
        return
    else
        #Run git reset --hard
        echo "Backup created at $dir" 
        echo "Run: git reset --hard" 
        git reset --hard
    fi 
}

Running a grh command

Creates a backup

1. Changed files
2. Colored git diff result for reference

Where?
/home/user/Desktop/.store/Date/Time/src.zip

Additional Options
Provide input argument to the command in order to skip the backup process
grh 1

---

Usage

Step 1 -
Save this file in your home directory and name it .gitreset

Step 2 -
Open ~/.bashrc and add below line at the end.
source ~/.gitreset

Step 3 -
Use the grh abbreviation in place of git reset --hard