@extends('layouts.admin')

@section('title', 'Change Password - ' . $user->name)

@section('content')
<div class="space-y-6">
    <div class="flex justify-between items-center">
        <h1 class="text-2xl font-bold text-gray-900">Change Password for {{ $user->name }}</h1>
        <a href="{{ route('admin.users.show', $user->id) }}" class="bg-gray-600 text-white px-4 py-2 rounded-lg hover:bg-gray-700 transition duration-300">
            <i class="fas fa-arrow-left mr-2"></i>Back to User
        </a>
    </div>

    <div class="bg-white rounded-lg shadow-md p-6 max-w-md mx-auto">
        <form action="{{ route('admin.users.update-password', $user->id) }}" method="POST">
            @csrf
            <div class="space-y-4">
                <div class="bg-blue-50 border border-blue-200 rounded-lg p-4">
                    <div class="flex items-center">
                        <i class="fas fa-info-circle text-blue-500 mr-2"></i>
                        <p class="text-sm text-blue-700">
                            Changing password for: <strong>{{ $user->name }}</strong> ({{ $user->email }})
                        </p>
                    </div>
                </div>

                <div>
                    <label for="password" class="block text-sm font-medium text-gray-700">New Password *</label>
                    <input type="password" name="password" id="password" required
                           class="mt-1 block w-full border border-gray-300 rounded-md shadow-sm p-2 focus:border-red-500 focus:ring-red-500"
                           placeholder="Enter new password"
                           minlength="8">
                    <p class="text-sm text-gray-500 mt-1">Password must be at least 8 characters long</p>
                </div>

                <div>
                    <label for="password_confirmation" class="block text-sm font-medium text-gray-700">Confirm New Password *</label>
                    <input type="password" name="password_confirmation" id="password_confirmation" required
                           class="mt-1 block w-full border border-gray-300 rounded-md shadow-sm p-2 focus:border-red-500 focus:ring-red-500"
                           placeholder="Confirm new password">
                </div>

                <!-- Password Strength Indicator -->
                <div class="space-y-2">
                    <label class="block text-sm font-medium text-gray-700">Password Strength</label>
                    <div class="grid grid-cols-4 gap-2">
                        <div class="h-2 bg-gray-200 rounded" id="strength-1"></div>
                        <div class="h-2 bg-gray-200 rounded" id="strength-2"></div>
                        <div class="h-2 bg-gray-200 rounded" id="strength-3"></div>
                        <div class="h-2 bg-gray-200 rounded" id="strength-4"></div>
                    </div>
                    <p class="text-xs text-gray-500" id="strength-text">Enter a password to check strength</p>
                </div>
            </div>

            <div class="mt-6 flex justify-end space-x-4">
                <a href="{{ route('admin.users.show', $user->id) }}" class="bg-gray-600 text-white px-4 py-2 rounded-lg hover:bg-gray-700 transition duration-300">
                    Cancel
                </a>
                <button type="submit" class="bg-red-600 text-white px-4 py-2 rounded-lg hover:bg-red-700 transition duration-300 flex items-center">
                    <i class="fas fa-key mr-2"></i>Update Password
                </button>
            </div>
        </form>
    </div>
</div>

<script>
    // Password strength indicator
    document.getElementById('password').addEventListener('input', function(e) {
        const password = e.target.value;
        const strengthBars = [
            document.getElementById('strength-1'),
            document.getElementById('strength-2'),
            document.getElementById('strength-3'),
            document.getElementById('strength-4')
        ];
        const strengthText = document.getElementById('strength-text');

        let strength = 0;
        let text = 'Very Weak';
        let color = 'bg-red-500';

        // Check password strength
        if (password.length >= 8) strength++;
        if (password.match(/[a-z]/) && password.match(/[A-Z]/)) strength++;
        if (password.match(/\d/)) strength++;
        if (password.match(/[^a-zA-Z\d]/)) strength++;

        // Update strength bars
        strengthBars.forEach((bar, index) => {
            bar.className = 'h-2 rounded';
            if (index < strength) {
                bar.classList.add(color);
            } else {
                bar.classList.add('bg-gray-200');
            }
        });

        // Update strength text and color
        switch(strength) {
            case 1:
                text = 'Weak';
                color = 'bg-red-500';
                break;
            case 2:
                text = 'Fair';
                color = 'bg-yellow-500';
                break;
            case 3:
                text = 'Good';
                color = 'bg-blue-500';
                break;
            case 4:
                text = 'Strong';
                color = 'bg-green-500';
                break;
            default:
                text = 'Very Weak';
                color = 'bg-red-500';
        }

        // Update bars with correct color
        strengthBars.forEach((bar, index) => {
            if (index < strength) {
                bar.classList.add(color);
            }
        });

        strengthText.textContent = text;
        strengthText.className = `text-xs ${color.replace('bg-', 'text-')}`;
    });

    // Confirm password match
    document.getElementById('password_confirmation').addEventListener('input', function(e) {
        const password = document.getElementById('password').value;
        const confirmPassword = e.target.value;

        if (confirmPassword && password !== confirmPassword) {
            e.target.classList.add('border-red-300');
            e.target.classList.remove('border-gray-300');
        } else {
            e.target.classList.remove('border-red-300');
            e.target.classList.add('border-gray-300');
        }
    });
</script>
@endsection