This script lists files in a Git repository with their last commit time (ISO format) and total commit count, helping identify the most frequently updated files.

git-file-analyzer.sh

#!/bin/bash

# Git Repository File Analysis Utility
# 
# DESCRIPTION:
#   Analyzes Git repository files with:
#   - Last commit date
#   - Total commit count per file
#
# USAGE:
#   ./git-file-analyzer.sh [OPTIONS]
#
# OPTIONS:
#   -n NUMBER   Show top N recently updated files
#   -a          Sort in ascending order (oldest first)
#
# EXAMPLES:
#   ./git-file-analyzer.sh        # Default: newest files first
#   ./git-file-analyzer.sh -n 10  # Top 10 recently updated files
#   ./git-file-analyzer.sh -a     # All files, oldest first

# CONFIGURATION
SORT_ORDER="-r"
LIMIT=""

# ARGUMENT PARSING
while getopts "n:a" opt; do
    case $opt in
        n) LIMIT="$OPTARG";;
        a) SORT_ORDER="";;
    esac
done

# REPOSITORY VALIDATION
git rev-parse --is-inside-work-tree >/dev/null 2>&1 || { 
    echo "Error: Not a Git repository!"; 
    exit 1; 
}

# FILE ANALYSIS
analyze_files() {
    git ls-files | while read -r file; do
        [ -d "$file" ] && continue
        last_date=$(git log -1 --format="%cd" --date=iso -- "$file" | cut -d" " -f1,2)
        commits=$(git log --oneline -- "$file" | wc -l)
        printf "%-16s %5d %s\n" "$last_date" "$commits" "$file"
    done
}

# OUTPUT
if [ -n "$LIMIT" ]; then
    analyze_files | sort $SORT_ORDER | head -n "$LIMIT"
else
    analyze_files | sort $SORT_ORDER
fi