@namespace Oqtane.Installer
@using Oqtane.Interfaces
@inject NavigationManager NavigationManager
@inject IInstallationService InstallationService
@inject ISiteService SiteService
@inject IUserService UserService
@inject IDatabaseService DatabaseService
@inject IJSRuntime JSRuntime
@inject IStringLocalizer<Installer> Localizer
@inject IStringLocalizer<SharedResources> SharedLocalizer

<div class="container">
    <div class="row">
        <div class="mx-auto text-center">
            <img src="oqtane-black.png" />
            <div style="font-weight: bold">@SharedLocalizer["Version"] @Constants.Version</div>
        </div>
    </div>
    <hr class="app-rule" />
    <div class="row justify-content-center">
        <div class="col text-center">
            <h2>@Localizer["DatabaseConfig"]</h2><br />
            <div class="container">
                <div class="row mb-1 align-items-center">
                    <Label Class="col-sm-3" For="databasetype" HelpText="Select the type of database you wish to use" ResourceKey="DatabaseType">Database:</Label>
                    <div class="col-sm-9">
                        @if (_databases != null)
                        {
							<select id="databasetype" class="form-select custom-select" value="@_databaseName" @onchange="(e => DatabaseChanged(e))">
                                @foreach (var database in _databases)
                                {
                                    if (database.IsDefault)
                                    {
                                        <option value="@database.Name" selected>@Localizer[@database.Name]</option>
                                    }
                                    else
                                    {
                                        <option value="@database.Name">@Localizer[@database.Name]</option>
                                    }
                                }
							</select>
                        }
                    </div>
                </div>
                @{
                    if (_databaseConfigType != null)
                    {
                        @DatabaseConfigComponent;
                    }
                }
            </div>
        </div>
        <div class="col text-center">
            <h2>@Localizer["ApplicationAdmin"]</h2><br />
            <div class="container">
                <div class="row mb-1 align-items-center">
                    <Label Class="col-sm-3" For="username" HelpText="Provide a username for the primary user accountt" ResourceKey="Username">Username:</Label>
                    <div class="col-sm-9">
                        <input id="username" type="text" class="form-control" @bind="@_hostUsername" />
                    </div>
                </div>
                <div class="row mb-1 align-items-center">
                    <Label Class="col-sm-3" For="password" HelpText="Provide a password for the primary user account" ResourceKey="Password">Password:</Label>
                    <div class="col-sm-9">
						<div class="input-group">
							<input id="password" type="@_passwordtype" class="form-control" @bind="@_hostPassword" autocomplete="new-password" />
							<button type="button" class="btn btn-secondary" @onclick="@TogglePassword">@_togglepassword</button>
						</div>
                    </div>
                </div>
                <div class="row mb-1 align-items-center">
                    <Label Class="col-sm-3" For="confirm" HelpText="Please confirm the password entered above by entering it again" ResourceKey="Confirm">Confirm:</Label>
                    <div class="col-sm-9">
						<div class="input-group">
							<input id="confirm" type="@_passwordtype" class="form-control" @bind="@_confirmPassword" autocomplete="new-password" />
							<button type="button" class="btn btn-secondary" @onclick="@TogglePassword">@_togglepassword</button>
						</div>
                    </div>
                </div>
                <div class="row mb-1 align-items-center">
                    <Label Class="col-sm-3" For="email" HelpText="Provide the email address for the host user account" ResourceKey="Email">Email:</Label>
                    <div class="col-sm-9">
                        <input type="text" class="form-control" @bind="@_hostEmail" />
                    </div>
                </div>
            </div>
        </div>
    </div>
    <hr class="app-rule" />
    <div class="row">
        <div class="mx-auto text-center">
            <button type="button" class="btn btn-success" @onclick="Install">@Localizer["InstallNow"]</button><br /><br />
            <ModuleMessage Message="@_message" Type="MessageType.Error"></ModuleMessage>
        </div>
        <div class="app-progress-indicator" style="@_loadingDisplay"></div>
    </div>
    <div class="row">
        <div class="mx-auto text-center">
            <input type="checkbox" @bind="@_register" /> @Localizer["Register"]
        </div>
    </div>
</div>

@code {
	private List<Database> _databases;
	private string _databaseName;
	private Type _databaseConfigType;
	private object _databaseConfig;
	private RenderFragment DatabaseConfigComponent { get; set; }

	private string _hostUsername = string.Empty;
	private string _hostPassword = string.Empty;
	private string _passwordtype = "password";
	private string _togglepassword = string.Empty;
	private string _confirmPassword = string.Empty;
	private string _hostEmail = string.Empty;
	private bool _register = true;
	private string _message = string.Empty;
	private string _loadingDisplay = "display: none;";

	protected override async Task OnInitializedAsync()
	{
		_togglepassword = SharedLocalizer["ShowPassword"];
		_databases = await DatabaseService.GetDatabasesAsync();
		if (_databases.Exists(item => item.IsDefault))
		{
			_databaseName = _databases.Find(item => item.IsDefault).Name;
		}
		else
		{
			_databaseName = "LocalDB";
		}
		LoadDatabaseConfigComponent();
	}

	private void DatabaseChanged(ChangeEventArgs eventArgs)
	{
		try
		{
			_databaseName = (string)eventArgs.Value;

			LoadDatabaseConfigComponent();
		}
		catch
		{
			_message = Localizer["Error.DbConfig.Load"];
		}
	}

	private void LoadDatabaseConfigComponent()
	{
		var database = _databases.SingleOrDefault(d => d.Name == _databaseName);
		if (database != null)
		{
			_databaseConfigType = Type.GetType(database.ControlType);
			DatabaseConfigComponent = builder =>
			{
				builder.OpenComponent(0, _databaseConfigType);
				builder.AddComponentReferenceCapture(1, inst => { _databaseConfig = Convert.ChangeType(inst, _databaseConfigType); });
				builder.CloseComponent();
			};
		}
	}

	protected override async Task OnAfterRenderAsync(bool firstRender)
	{
		if (firstRender)
		{
			var interop = new Interop(JSRuntime);
			await interop.IncludeLink("", "stylesheet", "https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.1.3/css/bootstrap.min.css", "text/css", "sha512-GQGU0fMMi238uA+a/bdWJfpUGKUkBdgfFdgBm72SUQ6BeyWjoY/ton0tEjH+OSH9iP4Dfh+7HM0I9f5eR0L/4w==", "anonymous", "");
			await interop.IncludeScript("", "https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.1.3/js/bootstrap.bundle.min.js", "sha512-pax4MlgXjHEPfCwcJLQhigY7+N8rt6bVvWLFyUMuxShv170X53TRzGPmPkZmGBhk+jikR8WBM4yl7A9WMHHqvg==", "anonymous", "", "head");
		}
	}

	private async Task Install()
	{
		var connectionString = String.Empty;
		if (_databaseConfig is IDatabaseConfigControl databaseConfigControl)
		{
			connectionString = databaseConfigControl.GetConnectionString();
		}

		if (connectionString != "" && !string.IsNullOrEmpty(_hostUsername) && !string.IsNullOrEmpty(_hostPassword) && _hostPassword == _confirmPassword && !string.IsNullOrEmpty(_hostEmail) && _hostEmail.Contains("@"))
		{
			if (await UserService.ValidatePasswordAsync(_hostPassword))
			{
				_loadingDisplay = "";
				StateHasChanged();

				Uri uri = new Uri(NavigationManager.Uri);

				var database = _databases.SingleOrDefault(d => d.Name == _databaseName);

				var config = new InstallConfig
				{
					DatabaseType = database.DBType,
					ConnectionString = connectionString,
					Aliases = uri.Authority,
					HostUsername = _hostUsername,
					HostPassword = _hostPassword,
					HostEmail = _hostEmail,
					HostName = _hostUsername,
					TenantName = TenantNames.Master,
					IsNewTenant = true,
					SiteName = Constants.DefaultSite,
					Register = _register
				};

				var installation = await InstallationService.Install(config);
				if (installation.Success)
				{
					NavigationManager.NavigateTo(uri.Scheme + "://" + uri.Authority, true);
				}
				else
				{
					_message = installation.Message;
					_loadingDisplay = "display: none;";
				}				
			}
			else
			{
				_message = Localizer["Message.Password.Invalid"];				
			}
        }
        else
        {
            _message = Localizer["Message.Require.DbInfo"];
        }
    }

	private void TogglePassword()
	{
		if (_passwordtype == "password")
		{
			_passwordtype = "text";
			_togglepassword = SharedLocalizer["HidePassword"];
		}
		else
		{
			_passwordtype = "password";
			_togglepassword = SharedLocalizer["ShowPassword"];
		}
	}
}