@extends('Component.layout')

@section('title', 'Settings - Iqra Teacher')
@section('breadcrumb', 'Settings')

@section('content')
<div class="space-y-6">

    {{-- Page Header --}}
    <div class="flex flex-col md:flex-row justify-between items-start md:items-center gap-4">
        <div>
            <h1 class="text-3xl font-extrabold tracking-tight text-slate-800">Settings</h1>
            <p class="text-xs text-slate-500 font-medium mt-1">Manage your teacher account and profile details.</p>
        </div>
        <a href="{{ route('teacher.dashboard') }}"
            class="px-4 py-2.5 bg-white border border-slate-200 text-slate-700 hover:bg-slate-50 text-xs font-bold rounded-full transition-all flex items-center gap-2 shadow-sm">
            <svg class="w-3.5 h-3.5 fill-none stroke-current" stroke-width="2.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M10.5 19.5L3 12m0 0l7.5-7.5M3 12h18"/></svg>
            Back to Dashboard
        </a>
    </div>

    {{-- Alerts --}}
    @if(session('success'))
        <div id="successAlert" class="flex items-center gap-3 bg-emerald-50 border border-emerald-200 text-emerald-800 text-xs font-semibold px-4 py-3.5 rounded-2xl">
            <svg class="w-4 h-4 text-emerald-600 fill-none stroke-current shrink-0" stroke-width="2.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>
            {{ session('success') }}
        </div>
    @endif
    @if($errors->any())
        <div class="flex items-start gap-3 bg-red-50 border border-red-200 text-red-800 text-xs font-semibold px-4 py-3.5 rounded-2xl">
            <svg class="w-4 h-4 text-red-500 fill-none stroke-current shrink-0 mt-0.5" stroke-width="2.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M12 9v4m0 4h.01M10.29 3.86L1.82 18a2 2 0 001.71 3h16.94a2 2 0 001.71-3L13.71 3.86a2 2 0 00-3.42 0z"/></svg>
            <ul class="list-disc pl-2 space-y-0.5">@foreach($errors->all() as $e)<li>{{ $e }}</li>@endforeach</ul>
        </div>
    @endif

    {{-- Settings Grid --}}
    <div class="grid grid-cols-1 lg:grid-cols-4 gap-6">

        {{-- Left Tab Menu --}}
        <div class="lg:col-span-1">
            <div class="bg-white border border-slate-100 rounded-3xl p-3 shadow-sm space-y-1 sticky top-6">
                <div class="px-3 pt-2 pb-2 text-[10px] font-bold uppercase tracking-widest text-slate-400">Settings Menu</div>

                @php
                    $tabIcons = [
                        'profile' => '<path stroke-linecap="round" stroke-linejoin="round" d="M5.121 17.804A13.937 13.937 0 0112 16c2.5 0 4.847.655 6.879 1.804M15 10a3 3 0 11-6 0 3 3 0 016 0z"/>',
                        'qrcode'  => '<path stroke-linecap="round" stroke-linejoin="round" d="M12 4v1m6 11h2m-6 0h-2v4m0-11v3m0 0h.01M12 12h4.01M16 20h4M4 12h4m12 0h.01M5 8h2a1 1 0 001-1V5a1 1 0 00-1-1H5a1 1 0 00-1 1v2a1 1 0 001 1zm12 0h2a1 1 0 001-1V5a1 1 0 00-1-1h-2a1 1 0 00-1 1v2a1 1 0 001 1zM5 20h2a1 1 0 001-1v-2a1 1 0 00-1-1H5a1 1 0 00-1 1v2a1 1 0 001 1z"/>',
                    ];
                    $tabLabels = [
                        'profile' => 'My Profile',
                        'qrcode'  => 'QR Code Generator',
                    ];
                @endphp

                @foreach($allowedTabs as $tab)
                    <button onclick="switchTab('{{ $tab }}')" id="tab-btn-{{ $tab }}"
                        class="settings-tab-btn w-full flex items-center gap-3 px-3 py-2.5 rounded-xl font-medium text-xs transition-all text-left
                               {{ $defaultTab === $tab ? 'bg-emerald-700 text-white' : 'text-slate-500 hover:bg-slate-50 hover:text-slate-800' }}">
                        <svg class="w-4 h-4 fill-none stroke-current shrink-0" stroke-width="2" viewBox="0 0 24 24">{!! $tabIcons[$tab] ?? '' !!}</svg>
                        {{ $tabLabels[$tab] ?? ucfirst($tab) }}
                    </button>
                @endforeach
            </div>
        </div>

        {{-- Right Content Panels --}}
        <div class="lg:col-span-3">

            {{-- ===== PROFILE TAB ===== --}}
            <div id="tab-profile" class="settings-tab {{ $defaultTab !== 'profile' ? 'hidden' : '' }}">
                <div class="bg-white border border-slate-100 rounded-3xl p-8 shadow-sm">
                    <div class="flex items-center gap-4 mb-8 pb-6 border-b border-slate-50">
                        <div class="w-16 h-16 rounded-2xl bg-gradient-to-br from-teal-500 to-emerald-700 flex items-center justify-center text-white font-extrabold text-2xl shadow-lg shadow-emerald-500/20">
                            {{ strtoupper(substr($user->name, 0, 1)) }}
                        </div>
                        <div>
                            <h2 class="text-lg font-extrabold text-slate-800">{{ $user->name }}</h2>
                            <p class="text-xs text-slate-500 mt-0.5">{{ $user->email }}</p>
                            <span class="inline-block mt-1 px-2 py-0.5 bg-teal-50 border border-teal-100 text-teal-700 text-[9px] font-extrabold uppercase rounded-full">Teacher Account</span>
                        </div>
                    </div>
                    <form action="{{ route('teacher.settings.profile') }}" method="POST" class="space-y-5">
                        @csrf
                        <div class="grid grid-cols-1 md:grid-cols-2 gap-5">
                            <div>
                                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1.5">Full Name</label>
                                <input type="text" name="name" value="{{ old('name', $user->name) }}" required
                                    class="w-full px-4 py-3 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 focus:border-emerald-300 text-sm text-slate-800 transition-all">
                            </div>
                            <div>
                                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1.5">Email Address</label>
                                <input type="email" name="email" value="{{ old('email', $user->email) }}" required
                                    class="w-full px-4 py-3 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 focus:border-emerald-300 text-sm text-slate-800 transition-all">
                            </div>
                        </div>
                        <div class="grid grid-cols-1 md:grid-cols-2 gap-5">
                            <div>
                                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1.5">
                                    New Password <span class="normal-case font-normal">(leave blank to keep)</span>
                                </label>
                                <input type="password" name="password" placeholder="••••••••"
                                    class="w-full px-4 py-3 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-sm text-slate-800 transition-all">
                            </div>
                            <div>
                                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1.5">Confirm New Password</label>
                                <input type="password" name="password_confirmation" placeholder="••••••••"
                                    class="w-full px-4 py-3 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-sm text-slate-800 transition-all">
                            </div>
                        </div>
                        <div class="pt-2 flex justify-end">
                            <button type="submit"
                                class="px-6 py-3 bg-emerald-700 hover:bg-emerald-600 active:scale-95 text-white text-xs font-bold rounded-2xl transition-all shadow-md shadow-emerald-700/20 flex items-center gap-2">
                                <svg class="w-4 h-4 fill-none stroke-current" stroke-width="2.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7"/></svg>
                                Save Profile
                            </button>
                        </div>
                    </form>
                </div>
            </div>

            {{-- ===== QR CODE TAB ===== --}}
            <div id="tab-qrcode" class="settings-tab {{ $defaultTab !== 'qrcode' ? 'hidden' : '' }}">
                <div class="bg-white border border-slate-100 rounded-3xl p-8 shadow-sm">
                    <div class="flex items-center gap-4 mb-8 pb-6 border-b border-slate-50">
                        <div class="w-12 h-12 rounded-2xl bg-gradient-to-br from-slate-700 to-slate-900 flex items-center justify-center shadow-lg shadow-slate-700/20">
                            <svg class="w-6 h-6 text-white fill-none stroke-current" stroke-width="2" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" d="M12 4v1m6 11h2m-6 0h-2v4m0-11v3m0 0h.01M12 12h4.01M16 20h4M4 12h4m12 0h.01M5 8h2a1 1 0 001-1V5a1 1 0 00-1-1H5a1 1 0 00-1 1v2a1 1 0 001 1zm12 0h2a1 1 0 001-1V5a1 1 0 00-1-1h-2a1 1 0 00-1 1v2a1 1 0 001 1zM5 20h2a1 1 0 001-1v-2a1 1 0 00-1-1H5a1 1 0 00-1 1v2a1 1 0 001 1z"/>
                            </svg>
                        </div>
                        <div>
                            <h2 class="text-base font-extrabold text-slate-800">QR Code Generator</h2>
                            <p class="text-xs text-slate-500 mt-0.5">Generate QR codes for student IDs, attendance links, forms, and more.</p>
                        </div>
                    </div>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-8">
                        <form action="{{ route('teacher.settings.qrcode') }}" method="POST" class="space-y-5">
                            @csrf
                            <div>
                                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1.5">QR Code Type</label>
                                <div class="grid grid-cols-2 gap-2 mb-3">
                                    @foreach([['Text / URL','url'],['Student ID','student'],['Attendance','attendance'],['Class Link','class']] as $type)
                                    <label class="cursor-pointer">
                                        <input type="radio" name="qr_type" value="{{ $type[1] }}" class="sr-only peer" {{ $loop->first ? 'checked' : '' }}>
                                        <div class="peer-checked:border-emerald-500 peer-checked:bg-emerald-50 peer-checked:text-emerald-700 border-2 border-slate-200 rounded-xl p-2.5 text-center text-[10px] font-bold text-slate-500 transition-all hover:border-slate-300">
                                            {{ $type[0] }}
                                        </div>
                                    </label>
                                    @endforeach
                                </div>
                            </div>
                            <div>
                                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1.5">Content / URL to Encode</label>
                                <textarea name="qr_text" rows="4" required placeholder="Enter text, URL, student ID, or any data..."
                                    class="w-full px-4 py-3 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-sm text-slate-800 transition-all resize-none">{{ old('qr_text', session('qr_text', '')) }}</textarea>
                            </div>
                            <button type="submit"
                                class="w-full py-3 bg-slate-900 hover:bg-slate-800 active:scale-95 text-white text-xs font-bold rounded-2xl transition-all flex items-center justify-center gap-2 shadow-lg shadow-slate-900/20">
                                <svg class="w-4 h-4 fill-none stroke-current" stroke-width="2" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M12 4v1m6 11h2m-6 0h-2v4m0-11v3"/></svg>
                                Generate QR Code
                            </button>
                        </form>
                        <div class="flex flex-col items-center justify-center">
                            @if(session('qr_url'))
                                <div class="bg-white border-2 border-slate-100 rounded-3xl p-6 shadow-xl text-center space-y-4 w-full">
                                    <div class="text-[10px] font-bold uppercase tracking-wider text-slate-400">Generated QR Code</div>
                                    <img src="{{ session('qr_url') }}" alt="QR Code" class="mx-auto w-48 h-48 rounded-xl shadow-sm">
                                    <p class="text-[10px] text-slate-500 font-medium break-all px-2">{{ session('qr_text') }}</p>
                                    <div class="flex gap-2 justify-center flex-wrap">
                                        <a href="{{ session('qr_url') }}" download="iqra-qrcode.png"
                                            class="px-4 py-2 bg-emerald-700 hover:bg-emerald-600 text-white text-[10px] font-bold rounded-xl transition-all flex items-center gap-1.5">
                                            <svg class="w-3.5 h-3.5 fill-none stroke-current" stroke-width="2.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4"/></svg>
                                            Download
                                        </a>
                                        <button onclick="navigator.clipboard.writeText('{{ session('qr_url') }}')"
                                            class="px-4 py-2 bg-slate-100 hover:bg-slate-200 text-slate-700 text-[10px] font-bold rounded-xl transition-all">
                                            Copy URL
                                        </button>
                                    </div>
                                </div>
                            @else
                                <div class="w-full border-2 border-dashed border-slate-200 rounded-3xl p-10 flex flex-col items-center justify-center text-center gap-3">
                                    <div class="w-16 h-16 rounded-2xl bg-slate-100 flex items-center justify-center">
                                        <svg class="w-8 h-8 text-slate-300 fill-none stroke-current" stroke-width="1.5" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M12 4v1m6 11h2m-6 0h-2v4m0-11v3"/></svg>
                                    </div>
                                    <p class="text-xs font-bold text-slate-400">QR Preview</p>
                                    <p class="text-[10px] text-slate-300 font-medium">Enter content and click Generate</p>
                                </div>
                            @endif
                        </div>
                    </div>
                </div>
            </div>

        </div>{{-- end right --}}
    </div>{{-- end grid --}}

</div>

<script>
    const allowedTabs = @json($allowedTabs);

    function switchTab(active) {
        allowedTabs.forEach(t => {
            const panel = document.getElementById('tab-' + t);
            const btn   = document.getElementById('tab-btn-' + t);
            if (!panel || !btn) return;
            if (t === active) {
                panel.classList.remove('hidden');
                btn.classList.add('bg-emerald-700', 'text-white');
                btn.classList.remove('text-slate-500', 'hover:bg-slate-50', 'hover:text-slate-800');
            } else {
                panel.classList.add('hidden');
                btn.classList.remove('bg-emerald-700', 'text-white');
                btn.classList.add('text-slate-500', 'hover:bg-slate-50', 'hover:text-slate-800');
            }
        });
    }

    // Auto-dismiss success alert
    setTimeout(() => {
        const el = document.getElementById('successAlert');
        if (el) { el.style.opacity = '0'; el.style.transition = 'opacity 0.5s'; setTimeout(() => el.remove(), 500); }
    }, 4000);
</script>
@endsection