@using System.Text.Json
@using System.Text
@inherits LayoutComponentBase

@inject MesaFabApprovalAuthStateProvider authStateProvider
@inject IAuthenticationService authenticationService
@inject IConfiguration Configuration
@inject IMemoryCache cache
@inject IJSRuntime jsRuntime
@inject IHttpClientFactory httpClientFactory
@inject ISnackbar snackbar
@inject NavigationManager navManager

<MudThemeProvider />
<MudDialogProvider />
<MudSnackbarProvider />
<MudPopoverProvider />

<div style="height: 100vh;">
    <MudLayout>
        <MudAppBar Elevation="1" Color="Color.Info">
            <MudIconButton Icon="@Icons.Material.Filled.Menu" Color="Color.Inherit" Edge="Edge.Start" OnClick="@((e) => DrawerToggle())" />
            <MudText Typo="Typo.h5" Class="ml-3">Mesa Fab Approval</MudText>
            @if (authStateProvider.CurrentUser is not null) {
                <MudSpacer />
                <MudText Typo="Typo.h6" Class="mr-3">@authStateProvider.CurrentUser.FirstName @authStateProvider.CurrentUser.LastName</MudText>
                <MudIconButton Variant="Variant.Filled"
                               Color="Color.Tertiary"
                               OnClick=Logout
                               Edge="Edge.End"
                               Icon="@Icons.Material.Filled.Logout" />
            }
        </MudAppBar>
        <MudDrawer @bind-Open="_drawerOpen" ClipMode="DrawerClipMode.Always" Elevation="2">
            <MudNavMenu Color="Color.Info" Bordered="true" Class="d-flex flex-column justify-center p-1 gap-1">
                <MudButton Variant="Variant.Filled"
                            Color="Color.Tertiary"
                            Href="@Configuration["OldFabApprovalUrl"]"
                            Target="_blank"
                            StartIcon="@Icons.Material.Filled.Home">
                    Return to Main Site
                </MudButton>

                <MudDivider Class="my-1" />
                @if (authStateProvider.CurrentUser is not null) {
                    <MudNavGroup Title="Create New">
                        <MudNavLink OnClick="@(() => GoTo("mrb/new"))">Create New MRB</MudNavLink>
                        <MudNavLink OnClick="@(() => GoTo("pcrb/new"))">Create New PCRB</MudNavLink>
                    </MudNavGroup>
                    <MudNavLink OnClick="@(() => GoTo(""))" Icon="@Icons.Material.Filled.Dashboard">Dashboard</MudNavLink>
                    <MudNavLink OnClick="@(() => GoTo("mrb/all"))" Icon="@Icons.Material.Filled.Ballot">MRB List</MudNavLink>
                    <MudNavLink OnClick="@(() => GoTo("pcrb/all"))" Icon="@Icons.Material.Filled.Ballot">PCRB List</MudNavLink>
                }
            </MudNavMenu>
        </MudDrawer>
        <div style="display: flex; flex-flow: column; height: 100%;">
            <MudMainContent Style="@($"background:#E0E0E0; flex-grow: 1;")">
                @Body
            </MudMainContent>
        </div>
    </MudLayout>
</div>

@code {
    bool _drawerOpen = true;

    void DrawerToggle() {
        _drawerOpen = !_drawerOpen;
    }

    void Logout() {
        authStateProvider.Logout();
    }

    private void GoTo(string page) {
        DrawerToggle();
        cache.Set("redirectUrl", page);
        navManager.NavigateTo(page);
    }

    private async Task GoToExternal(string url, string content) {
        IJSObjectReference windowModule = await jsRuntime.InvokeAsync<IJSObjectReference>("import", "./js/OpenInNewWindow.js");
        await windowModule.InvokeAsync<object>("OpenInNewWindow", url, content);
    }

    private async Task GoToOldSite() {
        try {
            User? currentUser = authStateProvider.CurrentUser;

            AuthTokens? authTokens = await authenticationService.GetAuthTokens();

            if (currentUser is null || authTokens is null) {
                await authStateProvider.Logout();
                navManager.NavigateTo("login");
                return;
            }
            
            AuthAttempt authAttempt = new() {
                    LoginID = currentUser.LoginID,
                    AuthTokens = authTokens
                };

            HttpClient httpClient = httpClientFactory.CreateClient("OldSite");

            HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Post, "Account/ExternalAuthSetup");

            request.Content = new StringContent(JsonSerializer.Serialize(authAttempt),
                                                Encoding.UTF8,
                                                "application/json");

            HttpResponseMessage httpResponseMessage = await httpClient.SendAsync(request);

            if (httpResponseMessage.IsSuccessStatusCode) {
                snackbar.Add("Old site auth setup successful", Severity.Success);
            } else {
                snackbar.Add($"Old site auth setup failed, because {httpResponseMessage.ReasonPhrase}", Severity.Error);
            }

            await GoToExternal($"{Configuration["OldFabApprovalUrl"]}", "");
        } catch (Exception ex) {
            snackbar.Add($"Unable to go to old site, because {ex.Message}", Severity.Error);
        }
    }
}