Pre commit Versioning

readme.md

1. Create a file at the root directory and save as name .version.json

{
    "version": "3",
    "build_number": "3.21.7"
}

2. Go to project folder .git/hooks/pre-commit and paste the code here

3. Then run git commit -m "Initial Commit"

Notes: this sample need jq. please install first

pre-commit

#!/bin/sh

if ! type "jq" > /dev/null; then
  echo "Please install jq command to commit. run command 'brew install jq'"
  exit 1
fi

currentVersion=$(jq .version .version.json | bc -l)
currentBuildNumber=$(jq .build_number .version.json | bc -l)

echo "================================================"
echo "Current version is: $currentVersion"
echo "Current build version is: $currentBuildNumber"
echo "================================================"

# Allows us to read user input below, assigns stdin to keyboard
exec < /dev/tty

read -p "Please select the level of code changes? 1-Bug fix 2-Minor 3-Major [1]: " level
echo "\n";
if [ "$level" = "" ]; then
    level=1
fi

case $level in
    [1] ) 
    	break
    	;;
    [2] ) 
    	break
    	;;
    [3] ) 
    	break
    	;;
    * ) 
    	echo "Enter the correct number lah! Itu pun susah nak ikut ke? Hanat sungguh"
    	exit 1
    	;;
esac


minor=$(echo $currentBuildNumber | awk -F'.' '{print $2}')
bug=$(echo $currentBuildNumber | awk -F'.' '{print $3}')


if [ "$level" = 3 ]; then
	nextVersion=$(( $currentVersion + 1 ))
    echo "\n";
    read -p "Current version is $currentVersion. Increase version number to $nextVersion? (Y|n) :" yn

    if [ "$yn" = "" ]; then
    	yn='Y'
  	fi

    case $yn in
      [Yy] )
      		currentVersion=$nextVersion
      		echo "Version increase to $nextVersion"
          echo "\n";
      		break
      		;;
      [Nn] ) 
      		exit
      		;;
      * ) 
      		echo "Please answer Y or N lah. Itu pun susah nak ikut ke? Hanat sungguh"
      		exit 1
      		;;
  	esac
    minor=0
    bug=0
fi

if [ "$level" = 2 ]; then
	minor=$(( $minor + 1 ))
  bug=0
fi


if [ "$level" = 1 ]; then
  	bug=$(( $bug + 1 ))
fi

currentBuildNumber="$currentVersion.$minor.$bug"
echo "Build number change to $currentBuildNumber"
echo "\n";

sleep 5

git add .

echo "You can push now. :)"
echo "\n";