@page "/web/auth/challenge/{id:guid}/select-factor"
@using DysonNetwork.Sphere.Account
@model DysonNetwork.Sphere.Pages.Auth.SelectFactorModel
@{
    ViewData["Title"] = "Select Authentication Method";
}

<div class="h-full flex items-center justify-center bg-gray-100 dark:bg-gray-900">
    <div class="bg-white dark:bg-gray-800 p-8 rounded-lg shadow-md w-full max-w-md">
        <h1 class="text-2xl font-bold text-center text-gray-900 dark:text-white mb-6">Select Authentication Method</h1>

        @if (Model.AuthChallenge == null)
        {
            <p class="text-red-500 text-center">Challenge not found or expired.</p>
        }
        else if (Model.AuthChallenge.StepRemain == 0)
        {
            <p class="text-green-600 dark:text-green-400 text-center">Challenge completed. Redirecting...</p>
        }
        else
        {
            <p class="text-gray-700 dark:text-gray-300 mb-4">Please select an authentication method:</p>

            <div class="space-y-4">
                @foreach (var factor in Model.AuthFactors)
                {
                    <div class="mb-4">
                        <form method="post" asp-page-handler="SelectFactor" class="w-full" id="factor-@factor.Id">
                            <input type="hidden" name="SelectedFactorId" value="@factor.Id"/>
                            
                            @if (factor.Type == AccountAuthFactorType.EmailCode)
                            {
                                <div class="mb-3">
                                    <label for="hint-@factor.Id" class="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-1">
                                        Email to send code to
                                    </label>
                                    <input type="email" 
                                           id="hint-@factor.Id" 
                                           name="hint" 
                                           class="w-full px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-md shadow-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500 dark:bg-gray-700 dark:text-white"
                                           placeholder="Enter your email"
                                           required>
                                </div>
                            }
                            
                            <button type="submit"
                                    class="w-full text-left p-4 bg-gray-50 dark:bg-gray-700 hover:bg-gray-100 dark:hover:bg-gray-600 rounded-lg transition-colors">
                                <div class="font-medium text-gray-900 dark:text-white">@GetFactorDisplayName(factor.Type)</div>
                                <div class="text-sm text-gray-500 dark:text-gray-400">@GetFactorDescription(factor.Type)</div>
                            </button>
                        </form>
                    </div>
                }
            </div>
        }
    </div>
</div>

@functions {

    private string GetFactorDisplayName(AccountAuthFactorType type) => type switch
    {
        AccountAuthFactorType.InAppCode => "Authenticator App",
        AccountAuthFactorType.EmailCode => "Email",
        AccountAuthFactorType.TimedCode => "Timed Code",
        AccountAuthFactorType.PinCode => "PIN Code",
        AccountAuthFactorType.Password => "Password",
        _ => type.ToString()
    };

    private string GetFactorDescription(AccountAuthFactorType type) => type switch
    {
        AccountAuthFactorType.InAppCode => "Enter a code from your authenticator app",
        AccountAuthFactorType.EmailCode => "Receive a verification code via email",
        AccountAuthFactorType.TimedCode => "Use a time-based verification code",
        AccountAuthFactorType.PinCode => "Enter your PIN code",
        AccountAuthFactorType.Password => "Enter your password",
        _ => string.Empty
    };

}