using System;

namespace HanvonF710XAttendanceService
{
    internal static class HrmsEmployeeMappingTests
    {
        public static int RunAll()
        {
            int failed = 0;
            failed += Run("photo URL uses employees.id not device serial", TestPhotoUrlUsesEmployeeId);
            failed += Run("display name prefers concatenated_name", TestDisplayNamePrefersConcatenatedName);
            failed += Run("display name falls back to device serial", TestDisplayNameFallback);
            return failed;
        }

        private static int Run(string name, Func<bool> test)
        {
            try
            {
                if (!test())
                {
                    Console.WriteLine("FAIL: " + name);
                    return 1;
                }

                Console.WriteLine("PASS: " + name);
                return 0;
            }
            catch (Exception ex)
            {
                Console.WriteLine("FAIL: " + name + " err=" + ex.Message);
                return 1;
            }
        }

        private static bool TestPhotoUrlUsesEmployeeId()
        {
            // Device serial=15057 maps to employees.id=84321 for photo URL only.
            string url = HrmsEmployeePhotoClient.BuildPhotoUrl(
                "https://portal.utopiaindustries.pk/uind/employee-photo/",
                "84321");
            return string.Equals(
                url,
                "https://portal.utopiaindustries.pk/uind/employee-photo/84321.jpeg",
                StringComparison.OrdinalIgnoreCase);
        }

        private static bool TestDisplayNamePrefersConcatenatedName()
        {
            var info = new HrmsEmployeeInfo("84321", "15057", "John Smith");
            return info.EmployeeId == "84321"
                && info.SerialNumberInt == "15057"
                && info.ConcatenatedName == "John Smith"
                && info.EmployeeId != info.SerialNumberInt;
        }

        private static bool TestDisplayNameFallback()
        {
            var info = new HrmsEmployeeInfo("84321", "15057", "");
            string name = !string.IsNullOrWhiteSpace(info.ConcatenatedName)
                ? info.ConcatenatedName
                : "15057";
            return name == "15057";
        }
    }
}