using System.Formats.Asn1;
using LANCommander.SDK.Enums;
using LANCommander.SDK.Services;
using LANCommander.Server.Data.Models;
using LANCommander.Server.Services;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Xunit.Extensions.TestDependency;

namespace LANCommander.Server.Tests;

[Trait("xUnit", "Ordered")]
[TestCaseOrderer(DependencyOrderer.TypeName, DependencyOrderer.AssemblyName)]
public abstract class BaseTest : IClassFixture<ApplicationFixture>, IDisposable
{
    protected AuthenticationClient AuthenticationClient => ApplicationFixture.Instance.AuthenticationClient;
    protected GameClient GameClient => ApplicationFixture.Instance.GameClient;
    protected SaveClient SaveClient => ApplicationFixture.Instance.SaveClient;
    protected TagClient TagClient => ApplicationFixture.Instance.TagClient;

    protected readonly IServiceProvider ServiceProvider;

    private AsyncServiceScope? _scope;

    public BaseTest(ApplicationFixture fixture)
    {
        _scope = ApplicationFixture.Instance.ServiceProvider.CreateAsyncScope();

        ServiceProvider = _scope?.ServiceProvider;
    }

    /// <summary>Authenticates against the in-memory server; the token is reused by the SDK clients.</summary>
    protected Task AuthenticateAsync(string username, string password)
        => ApplicationFixture.Instance.AuthenticateAsync(username, password);
    
    protected T GetService<T>() => ServiceProvider.GetService<T>();

    protected async Task<User> EnsureAdminUserCreatedAsync()
    {
        var roleService = GetService<RoleService>();
        var userService = GetService<UserService>();

        var user = await userService
            .Query(q =>
            {
                return q
                    .Include(u => u.UserRoles)
                    .ThenInclude(ur => ur.Role);
            })
            .FirstOrDefaultAsync(u => u.UserName == TestConstants.AdminUserName);

        // Assume user already exists in correct role
        if (user != null)
            return user;

        roleService.AddAsync(new Role
        {
            Name = RoleService.AdministratorRoleName,
        });

        user = await userService.AddAsync(new User
        {
            UserName = TestConstants.AdminUserName,
        });

        await userService.ChangePassword(user.UserName, TestConstants.AdminInitialPassword);
        await userService.AddToRoleAsync(user.UserName, RoleService.AdministratorRoleName);

        user = await userService
            .Query(q =>
            {
                return q
                    .Include(u => u.UserRoles)
                    .ThenInclude(ur => ur.Role);
            })
            .FirstOrDefaultAsync(u => u.UserName.ToLower() == user.UserName.ToLower());

        return user;
    }

    protected async Task<string> EnsureStorageLocationsExistAsync()
    {
        var storageLocationService = GetService<StorageLocationService>();

        var tempPath = GetTemporaryDirectory();

        await storageLocationService.AddAsync(new StorageLocation
        {
            Path = tempPath,
            Type = StorageLocationType.Archive,
            Default = true,
        });

        await storageLocationService.AddAsync(new StorageLocation
        {
            Path = tempPath,
            Type = StorageLocationType.Media,
            Default = true,
        });

        await storageLocationService.AddAsync(new StorageLocation
        {
            Path = tempPath,
            Type = StorageLocationType.Save,
            Default = true,
        });

        return tempPath;
    }

    protected string GetTemporaryDirectory()
    {
        var tempPath = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());

        Directory.CreateDirectory(tempPath);
        
        return tempPath;
    }

    public void Dispose()
    {
        _scope?.Dispose();
    }
}