using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net;

class Program
{
    static SignLanguageReportApiClient api;

    static void Main(string[] args)
    {
        Console.Title = "SL REPORT – API TEST HARNESS";

        try
        {
            api = new SignLanguageReportApiClient("https://localhost:44367/");

            LogHeader("SL REPORT TEST STARTED");

            var userId = RegisterUser();
            if (userId == Guid.Empty)
                return;

            RegisterClient();
            MapUser(userId);
            CaptureSessions();
            ReportAllHistory();
            ReportFilteredHistory();
            ListAllClients();

            LogHeader("SL REPORT TEST COMPLETED");
        }
        catch (Exception ex)
        {
            LogFatal("UNHANDLED FATAL ERROR", ex);
        }

        Console.WriteLine("\nPress ENTER to exit...");
        Console.ReadLine();
    }
    static Guid RegisterUser()
    {
        return SafeCall(
            () => api.RegisterUser("test_user3", "123456"),
            "RegisterUser"
        );
    }
    static void RegisterClient()
    {
        SafeCall(
            () => api.RegisterClient("13351", "MORO"),
            "RegisterClient"
        );
    }
    static void MapUser(Guid userId)
    {
        SafeCall(
            () => api.MapUser(userId, "13351", "MORO"),
            "MapUser"
        );
    }
    static void CaptureSessions()
    {
        SafeCall(() => api.Capture("13351", "MORO"), "Capture #1");
        SafeCall(() => api.Capture("13351", "MORO"), "Capture #2");
    }
    static void ReportAllHistory()
    {
        var history = SafeCall(
            () => api.ReportAllClientHistory("13351", "MORO"),
            "ReportAllClientHistory"
        );

        if (history == null) return;

        LogInfo($"History records: {history.Count}");
        foreach (var h in history)
            LogInfo($"{h.captDate:yyyy-MM-dd HH:mm:ss} , Sessions: {h.NoOfSessions}");
    }
    static void ReportFilteredHistory()
    {
        var from = DateTime.Today.AddDays(-7);
        var to = DateTime.Today;

        var history = SafeCall(
            () => api.ReportClientHistory("13351", "MORO", from, to),
            "ReportClientHistory"
        );

        if (history != null)
            LogInfo($"Filtered records: {history.Count}");
        foreach (var h in history)
            LogInfo($"{h.captDate:yyyy-MM-dd HH:mm:ss} , Sessions: {h.NoOfSessions}");

    }
    static void ListAllClients()
    {
        var clients = SafeCall(
            () => api.ListAllClients(),
            "ListAllClients"
        );

        if (clients != null)
            LogInfo($"Total clients: {clients.Count}");
        foreach (var c in clients)
            LogInfo($"cid: {c.cid}, srv: {c.srv}, addingDate: {c.addingDate}, lastCaptDate: {c.lastCaptDate}, NoOfCapt: {c.NoOfCapt}");

    }
    static T SafeCall<T>(Func<T> action, string stepName)
    {
        var sw = Stopwatch.StartNew();
        LogStep(stepName);

        try
        {
            var result = action();
            sw.Stop();
            LogSuccess($"{stepName} completed in {sw.ElapsedMilliseconds} ms");
            return result;
        }
        catch (WebException wex)
        {
            sw.Stop();
            LogError(stepName, "NETWORK / HTTP ERROR", wex);
        }
        catch (Exception ex)
        {
            sw.Stop();
            LogError(stepName, "APPLICATION ERROR", ex);
        }

        return default;
    }

    static void LogHeader(string msg)
    {
        Console.ForegroundColor = ConsoleColor.Cyan;
        Console.WriteLine("\n======================================");
        Console.WriteLine(msg);
        Console.WriteLine("======================================\n");
        Console.ResetColor();
    }

    static void LogStep(string msg)
    {
        Console.ForegroundColor = ConsoleColor.Yellow;
        Console.WriteLine($"> {msg}");
        Console.ResetColor();
    }

    static void LogSuccess(string msg)
    {
        Console.ForegroundColor = ConsoleColor.Green;
        Console.WriteLine($"✔ {msg}\n");
        Console.ResetColor();
    }

    static void LogInfo(string msg)
    {
        Console.ForegroundColor = ConsoleColor.Gray;
        Console.WriteLine($"  {msg}");
        Console.ResetColor();
    }

    static void LogError(string step, string type, Exception ex)
    {
        Console.ForegroundColor = ConsoleColor.Red;
        Console.WriteLine($"✖ {step} FAILED [{type}]");
        Console.WriteLine($"  Message: {ex.Message}");

        if (ex.InnerException != null)
            Console.WriteLine($"  Inner: {ex.InnerException.Message}");

        Console.ResetColor();
        Console.WriteLine();
    }

    static void LogFatal(string msg, Exception ex)
    {
        Console.ForegroundColor = ConsoleColor.DarkRed;
        Console.WriteLine("!!! FATAL ERROR !!!");
        Console.WriteLine(msg);

        if (ex != null)
        {
            Console.WriteLine(ex.Message);
            Console.WriteLine(ex.StackTrace);
        }

        Console.ResetColor();
    }
}