Git Commit Stats

commitstats.sh

#!/bin/bash

FILTER_VALUE=${1:-0}

SUSPICIOUS_THRESHOLD=${2:-20}

GITHUB_REPO_URL="${GITHUB_REPO_URL:-https://github.com/DUMMY-USER/DUMMY-REPO}"

display_help() {
    echo "Usage: $0 [FILTER_VALUE] [SUSPICIOUS_THRESHOLD]"
    echo
    echo "List commits and display changes in terms of lines added and lines removed."
    echo "  FILTER_VALUE       Display only commits with more than this number of changes. Default is 0."
    echo "  SUSPICIOUS_THRESHOLD Mark commits with more than this number of changes as suspicious. Default is 20."
    echo
    echo "Environment variables:"
    echo "  GITHUB_REPO_URL    Set the base URL for the commits. If not set, a dummy URL is used."
    exit 1
}

if [[ "$1" == "--help" ]]; then
    display_help
fi

git pull

# Execute git log to get each commit and the number of lines added/removed
git log HEAD --numstat --pretty=format:"Commit: %h %ad" --date=format:'%Y-%m-%d %H:%M:%S' | awk -v filter="$FILTER_VALUE" -v suspicious_threshold="$SUSPICIOUS_THRESHOLD" -v repo_url="$GITHUB_REPO_URL" -v alert_emoji="🚨" '
BEGIN {
    # ANSI color codes
    RED="\033[31m"
    GREEN="\033[32m"
    YELLOW="\033[33m"
    RESET="\033[0m"
    print "Listing commits with more than", filter, "line changes:"
}
/^Commit:/ {
    commit=$2
    date=$3" "$4
    added=0
    deleted=0
    next
}
{
    added+=$1
    deleted+=$2
}
!NF {
    if (added+deleted > filter) {
        suspicious = (added + deleted > suspicious_threshold) ? YELLOW alert_emoji " suspicious" RESET : "                  "
        print "Commit:", commit, "- Date:", date, "- Added:", GREEN "+" added RESET, "- Deleted:", RED "-" deleted RESET, "- Link:", repo_url "/commit/" commit, "- Status:", suspicious
    }
}
'