@inject IJSRuntime jsRuntime
@inject NavigationManager nav
@inject HBSession session;
@* @inject IUserService userService *@

<script suppress-error="BL9992">
    async function login() {
        var username = document.querySelector('input#username');
        var password = document.querySelector('input#password');

        var formData = new FormData();
        formData.append('username', username.value);
        formData.append('password', password.value);

        var resp = await fetch('/Login', {
            method: 'POST',
            body: formData
        });

        if(resp.ok) {
            window.location.href = '/';
        } else if(resp.status == 403) {
            var form = document.querySelector('form.login');
            form.classList.remove('bad-login');
            @* TODO: improve this hacky method of triggering reflow *@
            form.offsetWidth;
            form.classList.add('bad-login');
            username.value = password.value = null;
            username.focus();
        } else {
            alert('Unknown error while attempting to login!');
        }
    }

    async function logout() {
        var resp = await fetch('/Logout', { method: 'POST' });
        if(resp.ok) {
            window.location.href = '/Login';
        } else {
            alert('Error logging out!');
        }
    }
</script>

@if(!IsLoginPage) {
	<div id="navbar">
		<p class="mobile">HyperBooru</p>
		<a class="mobile menu-button" href="javascript:toggleMobileMenu();">&#x2630</a>

		<a class="desktop" href="/">Home</a>
		<a class="desktop" href="/TagDefinitions">Tags</a>
		<a class="desktop" href="/Gallery?ingest=true">Ingest</a>
		<a class="desktop" href="/Upload">Upload</a>
		<a class="desktop" href="javascript:;" @onclick=@(() => aboutDialog.Show())>About</a>

		<p class="desktop" id="nsfw-label">NSFW</p>
		<div id="nsfw-switch" class="desktop">
			<NsfwSwitch/>
		</div>
		<form action="/Gallery" method="get" class="desktop">
			<input type="text" name="q" placeholder="Search"/>
		</form>
		<a class="desktop" href="javascript:logout();">Logout</a>
	</div>
	<AboutDialog @ref=aboutDialog/>
} else {
	<div id="navbar">
		<h2>Login</h2>
		<form class="login" action="javascript:login();">
			<input
				id="username"
				placeholder="Username"
				type="text"
				autocorrect="off"
				autocapitalize="off"
				autocomplete="off"
				autofocus
                @bind=Username/>
			<input id="password" placeholder="Password" type="password" @bind=Password/>
		</form>
		<a @onclick=Login>Login</a>
	</div>
}

@code {
    private AboutDialog aboutDialog;

    public string Username { get; set; } = "";
    public string Password { get; set; } = "";

    private bool IsLoginPage =>
        new Uri(nav.Uri).AbsolutePath.Equals("/Login", StringComparison.OrdinalIgnoreCase);

    private async void Login() {
        await session.LoginAsync(Username, Password);
    }
}