#!/bin/bash

# Get tags sorted by creation date
tags=$(git tag --sort=creatordate)

# Convert tags into an array using IFS
IFS=$'\n' tagArray=("$tags")

# Get the number of tags
len=${#tagArray[@]}

# Extract the last and second last tags based on length
latestTag=${tagArray[$len-1]}
secondLastTag=${tagArray[$len-2]}

# Check if the tags are assigned correctly
if [ -z "$latestTag" ] || [ -z "$secondLastTag" ]; then
    echo "Not enough tags found."
    exit 1
fi

# Generate release notes from commits between the two latest tags
echo "Release Notes from $secondLastTag to $latestTag:"
git log "$secondLastTag".."$latestTag" --pretty=format:"%s" | grep -E 'feature:|fix:' | sort | uniq | sed -e 's/feature:/\nNew Feature:/g' -e 's/fix:/\nFix:/g'