prepare-commit-msg

#!/bin/sh
#
# Git hook for automatic commit message generation
# Installation: cp prepare-commit-msg /path/to/your/project/.git/hooks/
#

# Determine script path - there are two options:
# 1. In current CommitPilot repository
# 2. In another repository where hook is installed
if [ -f "$(dirname "$0")/../auto_commit.py" ]; then
    # For CommitPilot repository
    SCRIPT_PATH="$(dirname "$0")/../auto_commit.py"
elif [ -f "$(dirname "$0")/../../CommitPilot/auto_commit.py" ]; then
    # For case when CommitPilot is installed next to project
    SCRIPT_PATH="$(dirname "$0")/../../CommitPilot/auto_commit.py"
else
    # Check path based on environment variables
    if [ -n "$COMMITPILOT_PATH" ]; then
        SCRIPT_PATH="$COMMITPILOT_PATH/auto_commit.py"
    else
        echo "⚠️ Failed to find auto_commit.py script. Set COMMITPILOT_PATH variable."
        exit 0
    fi
fi

# Check if script exists
if [ ! -f "$SCRIPT_PATH" ]; then
    echo "⚠️ Script auto_commit.py not found at path: $SCRIPT_PATH"
    exit 0
fi

# Determine Python command
if command -v python3 &> /dev/null; then
    PYTHON_CMD="python3"
else
    PYTHON_CMD="python"
fi

# Check if commit message already exists
if [ -z "$(cat "$1" | grep -v "^#")" ]; then
    # Get diff of changes
    DIFF=$(git diff --cached)
    STATUS=$(git status --porcelain)
    
    # If there are changes, generate message
    if [ -n "$DIFF" ] || [ -n "$STATUS" ]; then
        echo "🤖 Generating commit message with AI..."
        
        # Run script to generate message
        COMMIT_MSG=$($PYTHON_CMD "$SCRIPT_PATH" --get-message 2>/dev/null)
        
        # Write message to file
        if [ -n "$COMMIT_MSG" ]; then
            echo "$COMMIT_MSG" > "$1"
            echo "✅ Generated commit message: $COMMIT_MSG"
        fi
    fi
fi

exit 0