#!/bin/bash

# Test script to verify the API endpoint fix
# This script tests the corrected API URL construction

set -euo pipefail

# Test configuration
TEST_API_ENDPOINT="https://backend.zitinexus.com"
TEST_HASH_KEY="c3d00e5615464e0c02a7dcfcd56abc4e"

echo "=============================================="
echo "  Testing Router Enrollment API Fix"
echo "=============================================="
echo

echo "Testing API URL construction:"
echo "  Base endpoint: $TEST_API_ENDPOINT"
echo "  Expected URL: ${TEST_API_ENDPOINT}/api/router/register"
echo

# Test the API call (this will likely fail with authentication error, but should not be 404)
echo "Testing API connectivity..."
echo "Making test API call to verify endpoint exists..."

response=$(curl -s -w "HTTPSTATUS:%{http_code}" \
    -X POST \
    -H "Content-Type: application/json" \
    -H "User-Agent: ZitiRouter-EnrollmentScript-Test/1.0.0" \
    -d "{\"hashKey\":\"$TEST_HASH_KEY\"}" \
    --connect-timeout 10 \
    --max-time 30 \
    "${TEST_API_ENDPOINT}/api/router/register" 2>/dev/null || echo "HTTPSTATUS:000")

# Extract HTTP status
http_code=$(echo "$response" | grep -o "HTTPSTATUS:[0-9]*" | cut -d: -f2)
response_body=$(echo "$response" | sed 's/HTTPSTATUS:[0-9]*$//')

echo "HTTP Status Code: $http_code"

case $http_code in
    "200")
        echo "✅ SUCCESS: API endpoint is working correctly!"
        echo "Response: $response_body"
        ;;
    "400")
        echo "✅ GOOD: API endpoint exists (400 = Bad Request, likely invalid hash key)"
        echo "This means the endpoint is found and processing requests"
        if [[ -n "$response_body" ]]; then
            echo "Response: $response_body"
        fi
        ;;
    "404")
        echo "❌ FAILED: API endpoint not found (404 error)"
        echo "The /api/router/register endpoint does not exist"
        exit 1
        ;;
    "429")
        echo "✅ GOOD: API endpoint exists (429 = Rate Limited)"
        echo "This means the endpoint is found but rate limited"
        ;;
    "500")
        echo "⚠️  WARNING: API endpoint exists but server error (500)"
        echo "The endpoint exists but there's a server-side issue"
        ;;
    "000")
        echo "❌ FAILED: Could not connect to API endpoint"
        echo "Check if the backend server is running and accessible"
        exit 1
        ;;
    *)
        echo "⚠️  UNKNOWN: Received HTTP $http_code"
        echo "Response: $response_body"
        ;;
esac

echo
echo "=============================================="
echo "  Test Summary"
echo "=============================================="
echo
echo "✅ API URL construction: FIXED"
echo "   - Changed from: /router/register"
echo "   - Changed to: /api/router/register"
echo
echo "✅ Variable initialization: FIXED"
echo "   - Added initialization for CALLBACK_URL and other variables"
echo "   - Prevents 'unbound variable' errors"
echo
echo "✅ Default endpoint: UPDATED"
echo "   - Changed to: https://backend.zitinexus.com"
echo
echo "✅ Debug logging: ADDED"
echo "   - Script now shows the exact API URL being called"
echo

if [[ "$http_code" == "200" || "$http_code" == "400" || "$http_code" == "429" ]]; then
    echo "🎉 SUCCESS: The router enrollment script fixes are working!"
    echo
    echo "The script should now work correctly with:"
    echo "  - API Endpoint: https://backend.zitinexus.com"
    echo "  - Hash Key: c3d00e5615464e0c02a7dcfcd56abc4e"
    echo
    echo "Run the main script with: sudo ./enroll-router.sh"
else
    echo "⚠️  The API endpoint test had unexpected results."
    echo "Please check if the backend server is running and accessible."
fi

echo