#!/bin/sh
set -e

echo "=========================================="
echo "IoT PreTester V3 - Frontend Initialization"
echo "=========================================="

# Ensure required directories exist with proper permissions
echo "Ensuring directory structure..."
mkdir -p /app/public/filesAttachment 2>/dev/null || true
mkdir -p /app/public/wireshark_capture 2>/dev/null || true
mkdir -p /files 2>/dev/null || true
mkdir -p /files/firmware 2>/dev/null || true
mkdir -p /files/pcap 2>/dev/null || true
mkdir -p /files/wireshark_capture 2>/dev/null || true

# Check if running as correct user
CURRENT_UID=$(id -u)
CURRENT_GID=$(id -g)
echo "Running as UID:GID = $CURRENT_UID:$CURRENT_GID"

if [ "$CURRENT_UID" != "1000" ] || [ "$CURRENT_GID" != "1000" ]; then
    echo "WARNING: Not running as UID:GID 1000:1000"
    echo "This may cause permission issues with shared volumes"
fi

# Test write permissions
echo "Testing write permissions..."
if touch /files/.write_test 2>/dev/null; then
    rm -f /files/.write_test
    echo "✓ Write access to /files confirmed"
else
    echo "⚠ WARNING: Cannot write to /files directory"
    echo "  This may cause file upload/download issues"
fi

if touch /app/public/filesAttachment/.write_test 2>/dev/null; then
    rm -f /app/public/filesAttachment/.write_test
    echo "✓ Write access to /app/public/filesAttachment confirmed"
else
    echo "⚠ WARNING: Cannot write to /app/public/filesAttachment directory"
fi

echo "=========================================="
echo "Starting Next.js application..."
echo "=========================================="

# Execute the command passed to the entrypoint
exec "$@"