@extends('Component.layout')

@section('title', 'Admin Dashboard - Iqra')
@section('breadcrumb', 'Admin Dashboard')

@section('content')
<div class="space-y-8">
    
    <!-- Top Greeting and Actions -->
    <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">Dashboard</h1>
            <p class="text-xs text-slate-500 font-medium mt-1">Plan, prioritize, and accomplish your tasks with ease.</p>
        </div>
        <div class="flex items-center gap-2">
            <button onclick="document.getElementById('teacherModal').classList.remove('hidden')" class="px-4 py-2.5 bg-emerald-700 hover:bg-emerald-600 text-white text-xs font-bold rounded-full transition-all flex items-center gap-2 shadow-lg shadow-emerald-700/10">
                <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="M12 4.5v15m7.5-7.5h-15"/></svg>
                Add Teacher Account
            </button>
            <button 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">
                Import Data
            </button>
        </div>
    </div>

    <!-- Admin Stats Grid -->
    <div class="grid grid-cols-1 md:grid-cols-3 gap-6">
        <!-- Stat Card 1: Total Students -->
        <a href="{{ route('admin.students.index') }}" class="block rounded-3xl bg-emerald-700 p-6 text-white relative overflow-hidden shadow-xl shadow-emerald-700/15 hover:opacity-90 hover:scale-[1.02] transition-all cursor-pointer">
            <div class="flex justify-between items-start mb-4">
                <span class="text-xs font-bold tracking-tight text-emerald-100 uppercase">Total Students</span>
                <span class="w-8 h-8 rounded-full bg-white/10 flex items-center justify-center text-white">
                    <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="M12 4.354a4 4 0 110 5.292M15 21H3v-1a6 6 0 0112 0v1zm0 0h6v-1a6 6 0 00-9-5.197M13 7a4 4 0 11-8 0 4 4 0 018 0z" /></svg>
                </span>
            </div>
            <div class="text-4xl font-extrabold tracking-tight mb-2">{{ $totalStudents }}</div>
            <div class="inline-flex items-center gap-1 bg-emerald-800/50 rounded-lg px-2 py-1 text-[10px] font-bold text-emerald-300">
                Registered across all classes
            </div>
        </a>

        <!-- Stat Card 2: Total Tests -->
        <a href="{{ route('admin.exams.index') }}" class="block rounded-3xl bg-white border border-slate-200 p-6 text-slate-800 relative overflow-hidden shadow-sm hover:shadow-md hover:border-slate-300 hover:scale-[1.02] transition-all cursor-pointer">
            <div class="flex justify-between items-start mb-4">
                <span class="text-xs font-bold tracking-tight text-slate-400 uppercase">Total Tests</span>
                <span class="w-8 h-8 rounded-full border border-slate-200 flex items-center justify-center text-slate-600 bg-slate-50">
                    <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="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4"/></svg>
                </span>
            </div>
            <div class="text-4xl font-extrabold tracking-tight mb-2 text-slate-800">{{ $totalExams }}</div>
            <div class="inline-flex items-center gap-1 bg-slate-50 border border-slate-100 rounded-lg px-2 py-1 text-[10px] font-bold text-slate-500">
                Created by all teachers
            </div>
        </a>

        <!-- Stat Card 3: Total Teachers -->
        <a href="#accounts" class="block rounded-3xl bg-white border border-slate-200 p-6 text-slate-800 relative overflow-hidden shadow-sm hover:shadow-md hover:border-slate-300 hover:scale-[1.02] transition-all cursor-pointer">
            <div class="flex justify-between items-start mb-4">
                <span class="text-xs font-bold tracking-tight text-slate-400 uppercase">Total Teachers</span>
                <span class="w-8 h-8 rounded-full border border-slate-200 flex items-center justify-center text-slate-600 bg-slate-50">
                    <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="M12 14l9-5-9-5-9 5 9 5z"/><path stroke-linecap="round" stroke-linejoin="round" d="M12 14l6.16-3.422a12.083 12.083 0 01.665 6.479A11.952 11.952 0 0012 20.055a11.952 11.952 0 00-6.824-2.998 12.078 12.078 0 01.665-6.479L12 14z"/><path stroke-linecap="round" stroke-linejoin="round" d="M12 14l9-5-9-5-9 5 9 5zm0 0l6.16-3.422a12.083 12.083 0 01.665 6.479A11.952 11.952 0 0012 20.055a11.952 11.952 0 00-6.824-2.998 12.078 12.078 0 01.665-6.479L12 14zm-4 6v-7.5l4-2.222"/></svg>
                </span>
            </div>
            <div class="text-4xl font-extrabold tracking-tight mb-2 text-slate-800">{{ $totalTeachers }}</div>
            <div class="inline-flex items-center gap-1 bg-slate-50 border border-slate-100 rounded-lg px-2 py-1 text-[10px] font-bold text-slate-500">
                Staff registered in system
            </div>
        </a>
    </div>

    <!-- Analytics & Widgets Grid -->
    <div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
        
        <!-- Class-wise Performance Chart Panel -->
        <div class="lg:col-span-2 bg-white border border-slate-200 rounded-3xl p-6 shadow-sm">
            <div class="flex items-center justify-between mb-6">
                <div>
                    <h3 class="text-sm font-bold text-slate-800">Class Performance Overview</h3>
                    <p class="text-[10px] font-semibold text-slate-400 mt-0.5">Average marks percentage by class</p>
                </div>
            </div>
            <div id="performanceChart" class="w-full h-[250px]"></div>
        </div>

        <!-- Recent Announcements Panel -->
        <div class="bg-white border border-slate-200 rounded-3xl p-6 shadow-sm flex flex-col justify-between">
            <div>
                <div class="flex items-center justify-between mb-4">
                    <h3 class="text-sm font-bold text-slate-800">Recent Announcements</h3>
                </div>
                <div class="space-y-3">
                    @forelse($announcements as $announcement)
                        <div class="bg-slate-50 rounded-2xl p-4 border border-slate-100">
                            <div class="flex justify-between items-start mb-1">
                                <h4 class="text-xs font-bold text-slate-800 leading-snug">{{ $announcement->title }}</h4>
                                <span class="px-1.5 py-0.5 rounded-md text-[8px] font-extrabold uppercase {{ $announcement->type === 'general' ? 'bg-indigo-100 text-indigo-700' : 'bg-emerald-100 text-emerald-700' }}">
                                    {{ $announcement->type === 'general' ? 'General' : 'Class' }}
                                </span>
                            </div>
                            <p class="text-[10px] text-slate-500 font-medium line-clamp-2">{{ $announcement->content }}</p>
                        </div>
                    @empty
                        <div class="text-center py-6">
                            <p class="text-xs text-slate-400 font-semibold">No recent announcements.</p>
                        </div>
                    @endforelse
                </div>
            </div>
            
            <a href="{{ route('admin.messages.index') }}" class="w-full py-3 bg-emerald-50 hover:bg-emerald-100 text-emerald-700 font-bold rounded-2xl transition-all flex items-center justify-center gap-2 mt-6 border border-emerald-100 text-xs">
                View All Messages
                <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="M14 5l7 7m0 0l-7 7m7-7H3"/></svg>
            </a>
        </div>
    </div>

    <!-- Teacher Accounts Management Module (Admin Access) -->
    <div id="accounts" class="bg-white border border-slate-200 rounded-3xl p-6 shadow-sm mt-8 scroll-mt-24">
        <div class="flex items-center justify-between mb-6">
            <div>
                <h3 class="text-lg font-bold text-slate-800">Teacher Accounts</h3>
                <p class="text-xs text-slate-500 font-medium mt-0.5">Manage and configure school classroom Teachers</p>
            </div>
        </div>

        <div class="overflow-x-auto">
            <table class="w-full text-left border-collapse">
                <thead>
                    <tr class="border-b border-slate-100 text-[10px] font-bold uppercase tracking-widest text-slate-400">
                        <th class="pb-3 pl-4">Teacher Name</th>
                        <th class="pb-3">Email Address</th>
                        <th class="pb-3">Status</th>
                        <th class="pb-3 text-right pr-4">Actions</th>
                    </tr>
                </thead>
                <tbody class="divide-y divide-slate-50 text-xs font-medium text-slate-600">
                    @forelse($teachers as $teacher)
                        <tr class="hover:bg-slate-50/55 transition-all">
                            <td class="py-4 pl-4 font-bold text-slate-800">{{ $teacher->name }}</td>
                            <td class="py-4">{{ $teacher->email }}</td>
                            <td class="py-4">
                                <span class="px-2 py-0.5 rounded-full text-[9px] font-extrabold uppercase {{ $teacher->status === 'active' ? 'bg-emerald-50 text-emerald-700 border border-emerald-100' : 'bg-red-50 text-red-700 border border-red-100' }}">
                                    {{ $teacher->status }}
                                </span>
                            </td>
                            <td class="py-4 text-right pr-4">
                                <div class="flex items-center justify-end gap-2">
                                    <form action="{{ route('admin.teachers.toggle', $teacher->id) }}" method="POST" class="inline">
                                        @csrf
                                        <button type="submit" class="px-2.5 py-1 rounded-lg bg-slate-50 hover:bg-slate-100 border border-slate-200 text-[10px] font-bold text-slate-600 transition-all">
                                            {{ $teacher->status === 'active' ? 'Deactivate' : 'Activate' }}
                                        </button>
                                    </form>
                                    <form action="{{ route('admin.teachers.delete', $teacher->id) }}" method="POST" class="inline">
                                        @csrf
                                        @method('DELETE')
                                        <button type="submit" class="px-2.5 py-1 rounded-lg bg-red-50 hover:bg-red-100 border border-red-200 text-[10px] font-bold text-red-600 transition-all">
                                            Delete
                                        </button>
                                    </form>
                                </div>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="4" class="py-8 text-center text-slate-400 font-semibold">No Teachers created by this Admin account yet.</td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>
    </div>
</div>

<!-- Add Teacher Modal popup wrapper -->
<div id="teacherModal" class="fixed inset-0 bg-slate-900/40 backdrop-blur-sm z-50 flex items-center justify-center p-4 hidden transition-all">
    <div class="bg-white rounded-3xl w-full max-w-md p-6 shadow-2xl">
        <div class="flex justify-between items-center mb-6">
            <h3 class="text-base font-extrabold text-slate-800">Add Teacher User</h3>
            <button onclick="document.getElementById('teacherModal').classList.add('hidden')" class="text-slate-400 hover:text-slate-600">
                <svg class="w-5 h-5 fill-none stroke-current" stroke-width="2" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12"/></svg>
            </button>
        </div>

        <form action="{{ route('admin.teachers.store') }}" method="POST" class="space-y-4">
            @csrf
            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">Teacher Full Name</label>
                <input type="text" name="name" required placeholder="Alice Vance" class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">Email Address</label>
                <input type="email" name="email" required placeholder="alice@example.com" class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">Initial Password</label>
                <input type="password" name="password" required placeholder="••••••" class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <button type="submit" class="w-full py-3 bg-emerald-700 hover:bg-emerald-600 text-white font-bold rounded-2xl transition-all shadow-md shadow-emerald-700/20 mt-2">
                Create Teacher Account
            </button>
        </form>
    </div>
</div>

<!-- Profile Modal (Admin self profile update) -->
<div id="profileModal" class="fixed inset-0 bg-slate-900/40 backdrop-blur-sm z-50 flex items-center justify-center p-4 hidden transition-all">
    <div class="bg-white rounded-3xl w-full max-w-md p-6 shadow-2xl">
        <div class="flex justify-between items-center mb-6">
            <h3 class="text-base font-extrabold text-slate-800">Edit My Profile</h3>
            <button onclick="document.getElementById('profileModal').classList.add('hidden')" class="text-slate-400 hover:text-slate-600">
                <svg class="w-5 h-5 fill-none stroke-current" stroke-width="2" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12"/></svg>
            </button>
        </div>

        <form action="{{ route('admin.profile.update') }}" method="POST" class="space-y-4">
            @csrf
            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">Full Name</label>
                <input type="text" name="name" value="{{ $adminUser->name ?? '' }}" required class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">Email Address</label>
                <input type="email" name="email" value="{{ $adminUser->email ?? '' }}" required class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">New Password (leave blank to keep current)</label>
                <input type="password" name="password" class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <div>
                <label class="block text-[10px] font-extrabold uppercase tracking-wider text-slate-500 mb-1">Confirm New Password</label>
                <input type="password" name="password_confirmation" class="w-full px-4 py-2.5 rounded-2xl border border-slate-200 bg-slate-50 focus:outline-none focus:ring-2 focus:ring-emerald-500/20 text-xs">
            </div>

            <button type="submit" class="w-full py-3 bg-emerald-700 hover:bg-emerald-600 text-white font-bold rounded-2xl transition-all shadow-md shadow-emerald-700/20 mt-2">
                Save Profile Changes
            </button>
        </form>
    </div>
</div>

<style>
    .pattern-diagonal {
        background-color: transparent;
        background-image: repeating-linear-gradient(45deg, rgba(16, 185, 129, 0.15) 0px, rgba(16, 185, 129, 0.15) 2px, transparent 2px, transparent 10px);
    }
</style>

<script src="https://cdn.jsdelivr.net/npm/apexcharts"></script>
<script>
    document.addEventListener('DOMContentLoaded', function () {
        const rawLabels = @json($chartLabels);
        const rawData = @json($chartData);
        
        const hasData = rawLabels.length > 0;
        
        if (!hasData) {
            const chartContainer = document.getElementById('performanceChart');
            if(chartContainer) {
                chartContainer.innerHTML = '<div class="flex items-center justify-center h-full text-sm font-medium text-slate-400">No exam data available yet</div>';
            }
            return;
        }

        const options = {
            series: [{
                name: 'Average Score (%)',
                data: rawData
            }],
            chart: {
                type: 'bar',
                height: 250,
                toolbar: { show: false },
                fontFamily: 'inherit'
            },
            plotOptions: {
                bar: {
                    borderRadius: 6,
                    columnWidth: '45%',
                    distributed: true,
                }
            },
            colors: ['#047857', '#059669', '#10b981', '#34d399', '#6ee7b7'], // Emerald palette
            dataLabels: {
                enabled: true,
                formatter: function (val) {
                    return val + "%";
                },
                style: {
                    fontSize: '10px',
                    colors: ['#fff']
                }
            },
            xaxis: {
                categories: rawLabels,
                axisBorder: { show: false },
                axisTicks: { show: false },
                labels: {
                    style: { colors: '#64748b', fontSize: '11px', fontWeight: 600 }
                }
            },
            yaxis: {
                min: 0,
                max: 100,
                labels: {
                    style: { colors: '#94a3b8', fontSize: '10px' },
                    formatter: function (val) { return val + "%" }
                }
            },
            grid: {
                borderColor: '#f1f5f9',
                strokeDashArray: 4,
                yaxis: { lines: { show: true } }
            },
            legend: { show: false },
            tooltip: {
                theme: 'light',
                y: {
                    formatter: function (val) {
                        return val + "%"
                    }
                }
            }
        };

        if (document.querySelector("#performanceChart")) {
            const chart = new ApexCharts(document.querySelector("#performanceChart"), options);
            chart.render();
        }
    });
</script>
@endsection