heretek-openclaw-core/scripts/patch-create.sh

#!/bin/bash
# ==============================================================================
# Heretek OpenClaw Core - Patch Create Script
# ==============================================================================
# Creates a new patch file from the diff between modified files and upstream.
#
# Usage:
#   ./scripts/patch-create.sh <patch-name> <file-path> [file-path...]
#   ./scripts/patch-create.sh <patch-name> --all
#
# Examples:
#   ./scripts/patch-create.sh my-fix gateway/openclaw-gateway.js
#   ./scripts/patch-create.sh multi-file-fix file1.js file2.js file3.js
#   ./scripts/patch-create.sh all-changes --all
# ==============================================================================

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
ROOT_DIR="$(dirname "$SCRIPT_DIR")"
PATCHES_DIR="$ROOT_DIR/patches"

# Colors for output
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color

# Check arguments
if [ $# -lt 2 ]; then
    echo -e "${RED}Usage: $0 <patch-name> <file-path> [file-path...]${NC}"
    echo "       $0 <patch-name> --all"
    echo ""
    echo "Examples:"
    echo "  $0 my-fix gateway/openclaw-gateway.js"
    echo "  $0 multi-file-fix file1.js file2.js"
    echo "  $0 all-changes --all"
    exit 1
fi

PATCH_NAME="$1"
shift

# Validate patch name (alphanumeric, hyphens, underscores only)
if ! [[ "$PATCH_NAME" =~ ^[a-zA-Z0-9_-]+$ ]]; then
    echo -e "${RED}Error: Patch name must contain only alphanumeric characters, hyphens, and underscores${NC}"
    exit 1
fi

PATCH_FILE="$PATCHES_DIR/${PATCH_NAME}.patch"

# Ensure patches directory exists
mkdir -p "$PATCHES_DIR"

echo -e "${BLUE}=============================================================================="
echo -e "Heretek OpenClaw Core - Patch Create"
echo -e "==============================================================================${NC}"
echo ""
echo -e "Patch name: ${YELLOW}$PATCH_NAME${NC}"
echo -e "Output file: ${YELLOW}$PATCH_FILE${NC}"
echo ""

# Generate patch header
cat > "$PATCH_FILE" << EOF
---
# ${PATCH_NAME}
# Heretek OpenClaw Core
# Date: $(date -u +"%Y-%m-%d")
#
# Generated by scripts/patch-create.sh
---

EOF

# Handle --all flag
if [ "$1" = "--all" ]; then
    echo -e "${BLUE}Detecting all modified files...${NC}"
    
    # Check if we're in a git repository
    if git rev-parse --git-dir > /dev/null 2>&1; then
        # Get list of modified files
        MODIFIED_FILES=$(git diff --name-only HEAD)
        
        if [ -z "$MODIFIED_FILES" ]; then
            echo -e "${YELLOW}No modified files detected${NC}"
            exit 0
        fi
        
        echo -e "${GREEN}Found modified files:${NC}"
        echo "$MODIFIED_FILES" | while read -r file; do
            echo "  - $file"
        done
        echo ""
        
        # Generate diff for all modified files
        echo -e "${BLUE}Generating patch for all modified files...${NC}"
        git diff HEAD >> "$PATCH_FILE"
        
    else
        echo -e "${RED}Error: Not in a git repository. Cannot detect modified files.${NC}"
        echo "Please specify files explicitly or initialize git."
        exit 1
    fi
else
    # Process specified files
    FILES=("$@")
    
    echo -e "${BLUE}Files to include in patch:${NC}"
    for file in "${FILES[@]}"; do
        echo "  - $file"
        
        if [ ! -f "$ROOT_DIR/$file" ]; then
            echo -e "${YELLOW}  Warning: File not found (will be marked as new file if in diff)${NC}"
        fi
    done
    echo ""
    
    # Generate diff for specified files
    echo -e "${BLUE}Generating patch...${NC}"
    
    for file in "${FILES[@]}"; do
        FILE_PATH="$ROOT_DIR/$file"
        
        if git rev-parse --git-dir > /dev/null 2>&1; then
            # Use git diff if in git repo
            if git diff HEAD -- "$file" >> "$PATCH_FILE" 2>/dev/null; then
                echo -e "${GREEN}✓ Added: $file${NC}"
            else
                # File might be new (not tracked)
                echo -e "${YELLOW}! New or untracked file: $file${NC}"
            fi
        else
            # Not in git repo - create a simple diff format
            if [ -f "$FILE_PATH" ]; then
                echo "diff --git a/$file b/$file" >> "$PATCH_FILE"
                echo "new file mode 100644" >> "$PATCH_FILE"
                echo "--- /dev/null" >> "$PATCH_FILE"
                echo "+++ b/$file" >> "$PATCH_FILE"
                
                # Add file content with + prefix
                while IFS= read -r line || [ -n "$line" ]; do
                    echo "+$line" >> "$PATCH_FILE"
                done < "$FILE_PATH"
                
                echo -e "${GREEN}✓ Added: $file (as new file)${NC}"
            else
                echo -e "${RED}✗ File not found: $file${NC}"
            fi
        fi
    done
fi

# Check if patch file has content beyond header
PATCH_CONTENT=$(tail -n +8 "$PATCH_FILE" | wc -l)

if [ "$PATCH_CONTENT" -eq 0 ]; then
    echo -e "${YELLOW}Warning: No changes detected in patch${NC}"
    echo "The patch file may be empty or contain only the header."
    rm -f "$PATCH_FILE"
    exit 1
fi

echo ""
echo -e "${BLUE}=============================================================================="
echo -e "Patch Created Successfully"
echo -e "==============================================================================${NC}"
echo ""
echo -e "Output: ${GREEN}$PATCH_FILE${NC}"
echo -e "Size:   $(wc -c < "$PATCH_FILE") bytes"
echo -e "Lines:  $(wc -l < "$PATCH_FILE")"
echo ""

# Add to .patchestoo if not already present
PATCHLIST_FILE="$ROOT_DIR/.patchestoo"
if ! grep -q "$PATCH_NAME" "$PATCHLIST_FILE" 2>/dev/null; then
    echo "patches/${PATCH_NAME}.patch" >> "$PATCHLIST_FILE"
    echo -e "${GREEN}✓ Added to .patchestoo${NC}"
fi

echo ""
echo -e "${BLUE}To apply this patch:${NC}"
echo "  ./scripts/patch-apply.sh"
echo ""
echo -e "${BLUE}To view this patch:${NC}"
echo "  cat $PATCH_FILE"
echo ""

exit 0