#!/bin/bash

# Dubai Metaverse - Asset Validation Script
# Validates asset naming conventions and structure

set -e  # Exit on error

echo "=========================================="
echo "Dubai Metaverse - Asset Validation"
echo "=========================================="
echo ""

# Check if Content directory exists
if [ ! -d "Content" ]; then
    echo "Error: Content directory not found"
    echo "Run this script from the UE5 project root directory"
    exit 1
fi

ERRORS=0
WARNINGS=0

# Function to check naming convention
check_naming() {
    local file="$1"
    local basename=$(basename "$file")
    
    # Check for spaces
    if [[ "$basename" == *" "* ]]; then
        echo "  ❌ ERROR: Contains spaces: $basename"
        ((ERRORS++))
        return 1
    fi
    
    # Check for special characters (except underscores and hyphens)
    if [[ "$basename" =~ [^a-zA-Z0-9_\-\.] ]]; then
        echo "  ❌ ERROR: Contains invalid characters: $basename"
        ((ERRORS++))
        return 1
    fi
    
    # Check prefix based on extension
    local ext="${basename##*.}"
    case "$ext" in
        uasset)
            if [[ ! "$basename" =~ ^(SM_|SK_|M_|MI_|BP_|ABP_|BT_|P_|A_|SQ_|CineCamera_|DA_|WBP_|PCG_|D_|PP_) ]]; then
                echo "  ⚠ WARNING: Missing prefix: $basename"
                ((WARNINGS++))
            fi
            ;;
        *)
            # Other file types - basic validation only
            ;;
    esac
    
    return 0
}

# Scan Content directory for assets
echo "Scanning Content directory..."
echo ""

find Content -type f -name "*.uasset" -o -name "*.umap" | while read -r file; do
    check_naming "$file"
done

# Summary
echo ""
echo "=========================================="
echo "Validation Complete"
echo "=========================================="
echo ""
echo "Errors: $ERRORS"
echo "Warnings: $WARNINGS"
echo ""

if [ $ERRORS -eq 0 ] && [ $WARNINGS -eq 0 ]; then
    echo "✓ All assets passed validation"
    exit 0
elif [ $ERRORS -eq 0 ]; then
    echo "⚠ Some warnings found, but no errors"
    exit 0
else
    echo "❌ Validation failed. Please fix errors before committing."
    exit 1
fi