@page "/FirstTimeSetup/Administrator"
@layout FirstTimeSetupLayout
@inject DatabaseServiceFactory DatabaseServiceFactory
@inject NavigationManager NavigationManager
@inject IMessageService MessageService
@inject ILogger<Administrator> Logger

<PageTitle>Create Administrator User - First Time Setup</PageTitle>

<Form Model="@Model" Loading="Loading" OnFinish="CreateAdministratorUser" Layout="@FormLayout.Vertical">
    <FormItem>
        To get started, you will need to create an administrator user.
    </FormItem>
    <FormItem Label="Username">
        <Input @bind-Value="@context.Username" />
    </FormItem>
    <FormItem Label="Password">
        <InputPassword @bind-Value="@context.Password" />
    </FormItem>
    <FormItem Label="Confirm Password">
        <InputPassword @bind-Value="@context.PasswordConfirm" />
    </FormItem>
    <FormItem>
        <GridRow Justify="end" Style="margin-top: 16px;">
            <GridCol>
                <Button Type="@ButtonType.Primary" HtmlType="submit">
                    Create
                </Button>
            </GridCol>
        </GridRow>
    </FormItem>
</Form>

@code {
    [CascadingParameter] FirstTimeSetupLayout Layout { get; set; }

    FirstTimeSetupModel Model = new FirstTimeSetupModel();

    bool Loading = false;

    protected override async Task OnInitializedAsync()
    {
        await Layout.ChangeCurrentStep(FirstTimeSetupStep.Administrator);
    }

    async Task CreateAdministratorUser()
    {
        Loading = true;
        StateHasChanged();
        await Task.Yield();

        try
        {
            using (var roleService = DatabaseServiceFactory.Create<RoleService>())
            {
                var role = await roleService.GetAsync(RoleService.AdministratorRoleName);

                if (role == null)
                    await roleService.AddAsync(new Role
                    {
                        Name = RoleService.AdministratorRoleName
                    });

                var administrators = await roleService.GetUsersAsync(RoleService.AdministratorRoleName);

                if (administrators != null && administrators.Any())
                    NavigationManager.NavigateTo("/");
                else
                {
                    using (var userService = DatabaseServiceFactory.Create<UserService>())
                    {
                        var user = Activator.CreateInstance<User>();

                        user.Approved = true;
                        user.ApprovedOn = DateTime.UtcNow;
                        user.UserName = Model.Username;

                        var result = await userService.AddAsync(user);

                        if (result == null)
                        {
                            /*foreach (var error in result.Errors)
                            {
                                MessageService.Error(error.Description);
                            }*/

                            Loading = false;
                            StateHasChanged();

                            return;
                        }
                        else
                        {
                            await userService.AddToRolesAsync(user.UserName, new string[] { RoleService.AdministratorRoleName });

                            Logger?.LogInformation("Administrator created a new account with password.");

                            await MessageService.Success("Setup completed! Redirecting...", 3);

                            Loading = false;

                            NavigationManager.NavigateTo("/");
                        }
                    }
                }
            }
        }
        catch (Exception ex)
        {
            Logger?.LogError(ex, "Could not create administrator");
            MessageService.Error($"Could not create administrator: {ex.Message}", 10);
        }

        Loading = false;
    }
}