Modify gp/gp_improved

gp/IMPROVEMENTS.md

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+# GP Script Improvements
+
+## Original Script Issues
+
+The original `gp` script had several limitations and potential issues:
+
+1. **No error handling** - Script could fail silently or in unexpected ways
+2. **Unsafe operations** - Always commits and pushes without confirmation
+3. **Poor commit messages** - Generated from diff first line, often meaningless
+4. **No flexibility** - Hard-coded to push to `main` branch
+5. **No dry-run mode** - No way to preview what would happen
+6. **Limited functionality** - No help, version, or autocomplete support
+7. **Poor user experience** - No colored output or informative messages
+
+## Improvements Made
+
+### 1. Safety and Error Handling
+- **Strict error handling** with `set -euo pipefail`
+- **Git repository validation** before any operations
+- **Change detection** to avoid empty commits
+- **User confirmation** before committing (unless `--force` used)
+- **Proper error messages** with colored output
+
+### 2. Enhanced Functionality
+- **Dry-run mode** (`--dry-run`/`-n`) to preview changes
+- **Custom commit messages** - optional argument overrides auto-generation
+- **Branch selection** (`--branch`/`-b`) to push to any branch
+- **Add-all option** (`--add-all`/`-a`) to include untracked files
+- **Force mode** (`--force`/`-f`) to skip confirmations
+
+### 3. Smart Commit Message Generation
+- **File type detection** - recognizes source, config, docs, and test files
+- **Change type analysis** - detects additions, modifications, deletions
+- **Conventional commit style** - uses prefixes like `feat:`, `docs:`, `test:`
+- **Intelligent descriptions** - better context than original script
+
+### 4. User Experience
+- **Colored output** - different colors for info, warnings, errors, success
+- **Comprehensive help** - detailed usage information and examples
+- **Status display** - shows current branch, repository, and changes
+- **Progress feedback** - clear indication of what's happening
+
+### 5. Integration Features
+- **Version command** - reports script version
+- **Autocomplete support** - bash completion for options
+- **Standard CLI conventions** - follows common command-line patterns
+
+## Usage Examples
+
+### Basic Usage
+```bash
+gp                          # Auto-generate commit message and push
+gp "Fix parser bug"         # Use custom commit message
+```
+
+### Advanced Usage
+```bash
+gp --dry-run                # Preview what would be committed
+gp --add-all                # Include untracked files
+gp --branch develop         # Push to develop branch
+gp --force "Emergency fix"  # Skip confirmation prompt
+```
+
+### Information Commands
+```bash
+gp --help                   # Show help
+gp version                  # Show version
+gp autocomplete             # Show completion options
+```
+
+## Benefits
+
+1. **Safer** - Prevents accidental commits and pushes
+2. **More flexible** - Works with different workflows and branching strategies
+3. **Better commit history** - Generates meaningful commit messages
+4. **User-friendly** - Clear feedback and error messages
+5. **Professional** - Follows CLI best practices and conventions
+6. **Maintainable** - Well-structured code with proper error handling
+
+## Backward Compatibility
+
+The improved script maintains backward compatibility:
+- Running `gp` without arguments still auto-generates a commit message and pushes
+- The basic workflow is unchanged
+- New features are opt-in through command-line flags
+
+## Installation
+
+1. Replace the original `gp` script with `gp_improved`
+2. Ensure it's executable: `chmod +x gp`
+3. The script works from any directory within a git repository

gp/gp_improved

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+#!/bin/bash
+
+# gp - Git Push with AI-generated commit messages
+# Improved version with better error handling, safety checks, and functionality
+
+set -euo pipefail
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
+
+# Function to print colored output
+print_info() { echo -e "${BLUE}[INFO]${NC} $1"; }
+print_success() { echo -e "${GREEN}[SUCCESS]${NC} $1"; }
+print_warning() { echo -e "${YELLOW}[WARNING]${NC} $1"; }
+print_error() { echo -e "${RED}[ERROR]${NC} $1"; }
+
+# Function to show help
+show_help() {
+    cat << 'EOF'
+gp - Git Push with smart commit messages
+
+USAGE:
+    gp [options] [message]
+
+OPTIONS:
+    -h, --help      Show this help message
+    -n, --dry-run   Show what would be committed without actually doing it
+    -f, --force     Skip safety checks (use with caution)
+    -b, --branch    Specify branch to push to (default: current branch)
+    -a, --add-all   Add all files including untracked (default: only staged + modified)
+
+ARGUMENTS:
+    message         Optional custom commit message (overrides auto-generation)
+
+EXAMPLES:
+    gp                          # Auto-generate commit message and push
+    gp "Fix bug in parser"      # Use custom commit message
+    gp --dry-run                # Preview what would be committed
+    gp -b develop               # Push to develop branch instead of current
+
+EOF
+}
+
+# Function to generate commit message based on changes
+generate_commit_message() {
+    local files_changed=$(git diff --cached --name-only)
+    local files_count=$(echo "$files_changed" | wc -l)
+    
+    if [ -z "$files_changed" ]; then
+        files_changed=$(git diff --name-only)
+        files_count=$(echo "$files_changed" | wc -l)
+    fi
+    
+    # If add-all is enabled, also include untracked files
+    if [ "$ADD_ALL" = true ] && [ -z "$files_changed" ]; then
+        files_changed=$(git ls-files --others --exclude-standard)
+        files_count=$(echo "$files_changed" | wc -l)
+    fi
+    
+    if [ -z "$files_changed" ]; then
+        echo "No changes to commit"
+        return 1
+    fi
+    
+    # Generate smart commit message based on file types and changes
+    local has_source_files=false
+    local has_config_files=false
+    local has_docs=false
+    local has_tests=false
+    local message=""
+    
+    while IFS= read -r file; do
+        [ -z "$file" ] && continue
+        
+        case "$file" in
+            *.cpp|*.hpp|*.c|*.h|*.js|*.ts|*.py|*.go|*.rs|*.java)
+                has_source_files=true
+                ;;
+            *.json|*.yml|*.yaml|*.toml|*.ini|*.conf|CMakeLists.txt|Makefile)
+                has_config_files=true
+                ;;
+            *.md|*.txt|*.rst|docs/*|README*)
+                has_docs=true
+                ;;
+            *test*|*spec*|test/*|tests/*)
+                has_tests=true
+                ;;
+        esac
+    done <<< "$files_changed"
+    
+    # Create descriptive commit message
+    if [ "$files_count" -eq 1 ]; then
+        local single_file=$(echo "$files_changed" | head -1)
+        local change_type=$(git diff --cached --name-status "$single_file" 2>/dev/null || git diff --name-status "$single_file")
+        case "${change_type:0:1}" in
+            A) message="Add $single_file" ;;
+            M) message="Update $single_file" ;;
+            D) message="Remove $single_file" ;;
+            R) message="Rename $single_file" ;;
+            *) message="Modify $single_file" ;;
+        esac
+    else
+        local prefix=""
+        if $has_tests; then
+            prefix="test: "
+        elif $has_docs; then
+            prefix="docs: "
+        elif $has_config_files; then
+            prefix="config: "
+        elif $has_source_files; then
+            prefix="feat: "
+        fi
+        
+        message="${prefix}Update $files_count files"
+    fi
+    
+    echo "$message"
+}
+
+# Function to check if we're in a git repository
+check_git_repo() {
+    if ! git rev-parse --git-dir >/dev/null 2>&1; then
+        print_error "Not in a git repository"
+        exit 1
+    fi
+}
+
+# Function to check for uncommitted changes
+check_for_changes() {
+    if git diff --cached --quiet && git diff --quiet; then
+        if [ "$ADD_ALL" = false ]; then
+            print_warning "No staged changes found"
+            print_info "Use 'gp -a' to add all files, or stage changes first with 'git add'"
+            exit 0
+        fi
+    fi
+}
+
+# Function to show what would be committed
+show_status() {
+    print_info "Current branch: $(git branch --show-current)"
+    print_info "Repository: $(git remote get-url origin 2>/dev/null || echo 'No remote')"
+    echo
+    
+    if git diff --cached --quiet; then
+        print_info "Staged changes: None"
+        if ! git diff --quiet; then
+            print_info "Modified files (unstaged):"
+            git diff --name-only | sed 's/^/  /'
+        fi
+    else
+        print_info "Staged changes:"
+        git diff --cached --name-only | sed 's/^/  /'
+    fi
+    
+    if [ "$ADD_ALL" = true ]; then
+        local untracked=$(git ls-files --others --exclude-standard)
+        if [ -n "$untracked" ]; then
+            print_info "Untracked files (will be added):"
+            echo "$untracked" | sed 's/^/  /'
+        fi
+    fi
+}
+
+# Function to perform the actual commit and push
+do_commit_and_push() {
+    local commit_msg="$1"
+    local target_branch="$2"
+    
+    # Add files if requested
+    if [ "$ADD_ALL" = true ]; then
+        print_info "Adding all files..."
+        git add .
+    fi
+    
+    # Commit
+    print_info "Committing with message: '$commit_msg'"
+    git commit -m "$commit_msg"
+    
+    # Push
+    print_info "Pushing to $target_branch..."
+    if git push origin "$target_branch"; then
+        print_success "Successfully pushed to origin/$target_branch"
+    else
+        print_error "Failed to push to origin/$target_branch"
+        print_info "You may need to pull first: git pull origin $target_branch"
+        exit 1
+    fi
+}
+
+# Default values
+DRY_RUN=false
+FORCE=false
+ADD_ALL=false
+CUSTOM_MESSAGE=""
+TARGET_BRANCH=""
+
+# Handle special commands first
+case "${1:-}" in
+    autocomplete)
+        shift
+        autocomplete "$@"
+        exit 0
+        ;;
+    version)
+        echo "gp version 2.0.0"
+        exit 0
+        ;;
+esac
+
+# Parse command line arguments
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        -h|--help)
+            show_help
+            exit 0
+            ;;
+        -n|--dry-run)
+            DRY_RUN=true
+            shift
+            ;;
+        -f|--force)
+            FORCE=true
+            shift
+            ;;
+        -a|--add-all)
+            ADD_ALL=true
+            shift
+            ;;
+        -b|--branch)
+            TARGET_BRANCH="$2"
+            shift 2
+            ;;
+        -*)
+            print_error "Unknown option: $1"
+            echo "Use 'gp --help' for usage information"
+            exit 1
+            ;;
+        *)
+            CUSTOM_MESSAGE="$1"
+            shift
+            ;;
+    esac
+done
+
+# Main execution
+main() {
+    # Safety checks
+    check_git_repo
+    
+    # Set target branch if not specified
+    if [ -z "$TARGET_BRANCH" ]; then
+        TARGET_BRANCH=$(git branch --show-current)
+    fi
+    
+    # Check for changes
+    check_for_changes
+    
+    # Show current status
+    show_status
+    echo
+    
+    # Generate or use custom commit message
+    if [ -n "$CUSTOM_MESSAGE" ]; then
+        commit_message="$CUSTOM_MESSAGE"
+        print_info "Using custom commit message: '$commit_message'"
+    else
+        print_info "Generating commit message..."
+        commit_message=$(generate_commit_message)
+        if [ $? -ne 0 ]; then
+            print_error "Failed to generate commit message"
+            exit 1
+        fi
+        print_info "Generated commit message: '$commit_message'"
+    fi
+    
+    # Dry run mode
+    if [ "$DRY_RUN" = true ]; then
+        print_warning "DRY RUN MODE - No changes will be made"
+        print_info "Would commit with message: '$commit_message'"
+        print_info "Would push to: origin/$TARGET_BRANCH"
+        exit 0
+    fi
+    
+    # Safety confirmation (unless forced)
+    if [ "$FORCE" = false ]; then
+        echo
+        read -p "Proceed with commit and push? [y/N] " -n 1 -r
+        echo
+        if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+            print_info "Aborted by user"
+            exit 0
+        fi
+    fi
+    
+    # Execute the commit and push
+    do_commit_and_push "$commit_message" "$TARGET_BRANCH"
+}
+
+# Autocomplete function for bash
+autocomplete() {
+    local args=("$@")
+    if [ ${#args[@]} -eq 0 ]; then
+        echo "--help"
+        echo "--dry-run"
+        echo "--force"
+        echo "--add-all"
+        echo "--branch"
+        echo "-h"
+        echo "-n"
+        echo "-f"
+        echo "-a"
+        echo "-b"
+    fi
+}
+
+# Run main function
+main "$@"