@page "/forgot"
@inject IAccountManagement Acct

<main class="PrimaryTheme">
	<h1>Forgot Password</h1>


	@if (isReset)
	{
		<p>Your password has been reset. Log in with your new password any time.</p>
	} else if (isCodeSent)
	{
		<p>Look for an email from shogi@lucaserver.space with a reset code and fill out the form.</p>
	}

	<section class="ForgotForm">
		@if (errorList.Length > 0)
		{
			<ul class="Errors" style="grid-area: errors">
				@foreach (var error in errorList)
				{
					<li>@error</li>
				}
			</ul>
		}

		<label>
			Email
			@if (!isCodeSent)
			{
				<input required name="email" type="email" @bind-value="email" />
			}
			else
			{
				<span>@email</span>
			}
		</label>

		@if (!isCodeSent)
		{
			<button @onclick="SendResetCode">Send a reset code</button>
		}
		else
		{
			<label>
				Reset code
				<input required name="resetCode" type="text" @bind-value="code" />
			</label>

			<label>
				New Password
				<input required name="newPassword" type="password" @bind-value="newPassword" />
			</label>
			<label>
				Confirm Password
				<input required name="confirmPassword" type="password" @bind-value="confirmPassword" />
			</label>

			<button @onclick="ChangePassword">Change my password</button>
		}
	</section>
</main>

@code {

	private bool isCodeSent = false;
	private bool isReset = false;
	private string email = string.Empty;
	private string code = string.Empty;
	private string newPassword = string.Empty;
	private string confirmPassword = string.Empty;
	private string[] errorList = [];

	async Task SendResetCode()
	{
		if (string.IsNullOrWhiteSpace(email))
		{
			errorList = ["Email is required"];
			return;
		}

		var response = await Acct.RequestPasswordReset(email);
		isCodeSent = response.IsSuccessStatusCode;
		if (!response.IsSuccessStatusCode)
		{
			errorList = [await response.Content.ReadAsStringAsync()];
		}
	}

	async Task ChangePassword()
	{
		var errors = new List<string>(5);
		if (string.IsNullOrWhiteSpace(email))
		{
			errors.Add("Email is required");
		}
		if (string.IsNullOrWhiteSpace(code))
		{
			errors.Add("Reset code is required");
		}
		if (string.IsNullOrWhiteSpace(newPassword))
		{
			errors.Add("New password is required");
		}
		if (!newPassword.Equals(confirmPassword))
		{
			errors.Add("Your new password and confirm password do not match");
		}

		var result = await Acct.ChangePassword(email, code, newPassword);
		if (result.Succeeded)
		{
			isReset = true;
			ClearFormFields();
		}
		else 
		{
			errorList = result.ErrorList;
		}
	}

	void ClearFormFields() {
		email = code = newPassword = confirmPassword = string.Empty;
	}
}