@extends('layouts.superadmin')

@section('title','تحليلات سقراط — إحصائيات وقراءة النظام')

@section('content')
<div class="min-h-screen bg-gradient-to-b from-slate-950 via-slate-900 to-black py-6 sm:py-8">
    <div class="max-w-7xl mx-auto px-3 sm:px-4 lg:px-6 space-y-6 rtl">

        {{-- HERO --}}
        <div class="relative overflow-hidden rounded-3xl bg-gradient-to-br from-slate-900/95 via-slate-900/98 to-black/98 border border-emerald-400/25 shadow-2xl shadow-emerald-500/10">
            <div class="pointer-events-none absolute -top-24 -right-10 w-72 h-72 rounded-full bg-emerald-400/20 blur-3xl"></div>
            <div class="pointer-events-none absolute -bottom-24 -left-16 w-80 h-80 rounded-full bg-fuchsia-500/18 blur-3xl"></div>

            <div class="relative p-5 sm:p-7 lg:p-8 flex flex-col lg:flex-row lg:items-center lg:justify-between gap-6">
                <div class="space-y-2 max-w-2xl">
                    <div class="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-black/40 border border-emerald-300/30 text-[11px] text-emerald-100">
                        <i class="fa-solid fa-chart-simple text-xs"></i>
                        <span>تحليلات سقراط — قراءة أداء النظام • SuperAdmin</span>
                    </div>

                    <h1 class="text-2xl sm:text-3xl font-extrabold text-white tracking-tight">
                        تحليلات <span class="text-emerald-300">نظام سقراط</span>
                    </h1>

                    <p class="text-[12px] sm:text-[14px] text-slate-200/85 leading-relaxed">
                        هنا ترى أرقام النظام “كما هي” من قاعدة البيانات: مجموع الجلسات، المفتوحة/المكتملة، نسبة الإغلاق،
                        ومتوسط الزمن… بالإضافة إلى توزيع السياقات وأعلى الأعضاء والأسئلة.
                    </p>

                    <div class="flex flex-wrap gap-2 pt-1">
                        @php
                            $rate = ($total ?? 0) > 0 ? round((($completed ?? 0) / ($total ?? 1)) * 100, 1) : 0;
                        @endphp
                        <span class="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-white/5 border border-white/10 text-[11px] text-white/80">
                            <span class="w-1.5 h-1.5 rounded-full bg-emerald-400"></span>
                            نسبة الإغلاق: {{ $rate }}%
                        </span>
                        <span class="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-white/5 border border-white/10 text-[11px] text-white/80">
                            <span class="w-1.5 h-1.5 rounded-full bg-cyan-400"></span>
                            متوسط الإنهاء: {{ $avgMin !== null ? $avgMin.' دقيقة' : '—' }}
                        </span>
                    </div>
                </div>

                {{-- FILTER --}}
                <div class="w-full lg:w-auto">
                    <div class="rounded-2xl bg-black/40 border border-white/15 px-4 py-3 space-y-2 text-xs text-slate-100">
                        <div class="flex items-center gap-2">
                            <div class="w-8 h-8 rounded-xl bg-emerald-500/20 text-emerald-200 grid place-items-center">
                                <i class="fa-solid fa-calendar-days"></i>
                            </div>
                            <div class="min-w-0">
                                <div class="text-[11px] text-slate-300/80">فترة التحليل</div>
                                <div class="font-bold text-sm truncate">اختر التاريخ</div>
                            </div>
                        </div>

                        <form method="get" class="grid grid-cols-2 gap-2 pt-2">
                            <div>
                                <label class="text-[10px] text-slate-300/80">من</label>
                                <input type="date" name="from" value="{{ $from }}"
                                    class="w-full mt-1 rounded-xl bg-black/50 border border-white/15 text-xs text-slate-50 px-3 py-2 focus:outline-none focus:ring-2 focus:ring-emerald-500/40">
                            </div>
                            <div>
                                <label class="text-[10px] text-slate-300/80">إلى</label>
                                <input type="date" name="to" value="{{ $to }}"
                                    class="w-full mt-1 rounded-xl bg-black/50 border border-white/15 text-xs text-slate-50 px-3 py-2 focus:outline-none focus:ring-2 focus:ring-fuchsia-500/40">
                            </div>

                            <button class="col-span-2 inline-flex items-center justify-center px-4 py-2 rounded-2xl text-xs font-bold text-slate-900
                                bg-gradient-to-r from-emerald-400 via-emerald-300 to-cyan-300 shadow-lg shadow-emerald-500/25 hover:scale-[1.01] active:scale-100 transition">
                                <i class="fa-solid fa-rotate ms-2 text-[11px]"></i>
                                تحديث التحليل
                            </button>

                            <div class="col-span-2 flex items-center gap-2 pt-1">
                                <a href="{{ route('superadmin.socratic.dashboard') }}"
                                   class="flex-1 inline-flex items-center justify-center px-3 py-2 rounded-2xl bg-white/10 border border-white/15 text-white/90 text-[11px] hover:bg-white/15 transition">
                                    <i class="fa-solid fa-arrow-right ms-2 text-[11px]"></i>
                                    رجوع
                                </a>
                                <a href="{{ route('superadmin.socratic.sessions.index') }}"
                                   class="flex-1 inline-flex items-center justify-center px-3 py-2 rounded-2xl bg-white/10 border border-white/15 text-white/90 text-[11px] hover:bg-white/15 transition">
                                    <i class="fa-solid fa-comments ms-2 text-[11px]"></i>
                                    الجلسات
                                </a>
                            </div>
                        </form>
                    </div>
                </div>

            </div>
        </div>

        {{-- CARDS --}}
        <div class="grid gap-4 lg:grid-cols-4">
            <div class="relative overflow-hidden rounded-3xl bg-gradient-to-br from-slate-900 to-slate-950 border border-white/10 shadow-xl p-5">
                <div class="pointer-events-none absolute -top-16 -right-10 w-44 h-44 rounded-full bg-white/8 blur-3xl"></div>
                <div class="flex items-center gap-3">
                    <div class="w-10 h-10 rounded-2xl bg-white/10 border border-white/10 grid place-items-center text-white">
                        <i class="fa-solid fa-layer-group"></i>
                    </div>
                    <div>
                        <div class="text-[11px] text-slate-300/80">إجمالي الجلسات</div>
                        <div class="text-2xl font-extrabold text-white">{{ number_format($total) }}</div>
                    </div>
                </div>
            </div>

            <div class="relative overflow-hidden rounded-3xl bg-gradient-to-br from-amber-600/10 via-slate-950 to-slate-950 border border-amber-400/20 shadow-xl p-5">
                <div class="pointer-events-none absolute -top-16 -left-10 w-44 h-44 rounded-full bg-amber-400/10 blur-3xl"></div>
                <div class="flex items-center gap-3">
                    <div class="w-10 h-10 rounded-2xl bg-amber-500/15 border border-amber-400/25 grid place-items-center text-amber-200">
                        <i class="fa-solid fa-door-open"></i>
                    </div>
                    <div>
                        <div class="text-[11px] text-slate-300/80">مفتوحة</div>
                        <div class="text-2xl font-extrabold text-amber-200">{{ number_format($open) }}</div>
                    </div>
                </div>
            </div>

            <div class="relative overflow-hidden rounded-3xl bg-gradient-to-br from-emerald-600/10 via-slate-950 to-slate-950 border border-emerald-400/20 shadow-xl p-5">
                <div class="pointer-events-none absolute -top-16 -left-10 w-44 h-44 rounded-full bg-emerald-400/10 blur-3xl"></div>
                <div class="flex items-center gap-3">
                    <div class="w-10 h-10 rounded-2xl bg-emerald-500/15 border border-emerald-400/25 grid place-items-center text-emerald-200">
                        <i class="fa-solid fa-circle-check"></i>
                    </div>
                    <div>
                        <div class="text-[11px] text-slate-300/80">مكتملة</div>
                        <div class="text-2xl font-extrabold text-emerald-200">{{ number_format($completed) }}</div>
                    </div>
                </div>
            </div>

            <div class="relative overflow-hidden rounded-3xl bg-gradient-to-br from-cyan-600/10 via-slate-950 to-slate-950 border border-cyan-400/20 shadow-xl p-5">
                <div class="pointer-events-none absolute -top-16 -right-10 w-44 h-44 rounded-full bg-cyan-400/10 blur-3xl"></div>
                <div class="flex items-center gap-3">
                    <div class="w-10 h-10 rounded-2xl bg-cyan-500/15 border border-cyan-400/25 grid place-items-center text-cyan-200">
                        <i class="fa-solid fa-stopwatch"></i>
                    </div>
                    <div>
                        <div class="text-[11px] text-slate-300/80">متوسط الإنهاء</div>
                        <div class="text-2xl font-extrabold text-cyan-200">{{ $avgMin !== null ? $avgMin : '—' }}</div>
                    </div>
                </div>
            </div>
        </div>

        {{-- CONTEXT DISTRIBUTION --}}
        <div class="rounded-3xl border border-white/10 bg-slate-950/80 overflow-hidden shadow-xl">
            <div class="px-4 sm:px-6 py-4 border-b border-white/10">
                <h2 class="text-sm sm:text-base font-bold text-emerald-200">توزيع الجلسات حسب السياق</h2>
                <p class="text-[11px] sm:text-xs text-slate-300/80 mt-1">أين النظام يشتغل أكثر؟</p>
            </div>

            <div class="overflow-x-auto">
                <table class="w-full text-sm">
                    <thead class="bg-white/5">
                        <tr class="text-white/60 text-[11px] font-semibold">
                            <th class="text-right px-4 py-3">السياق</th>
                            <th class="text-right px-4 py-3">المجموع</th>
                            <th class="text-right px-4 py-3">مفتوحة</th>
                            <th class="text-right px-4 py-3">مكتملة</th>
                            <th class="text-right px-4 py-3">نسبة الإغلاق</th>
                        </tr>
                    </thead>
                    <tbody class="divide-y divide-white/5">
                        @foreach($byContext as $row)
                            @php
                                $r = $row->total > 0 ? round(($row->completed / $row->total) * 100, 1) : 0;
                            @endphp
                            <tr class="text-white/80">
                                <td class="px-4 py-3 font-bold text-white">{{ $row->context_type }}</td>
                                <td class="px-4 py-3">{{ $row->total }}</td>
                                <td class="px-4 py-3 text-amber-200">{{ $row->open }}</td>
                                <td class="px-4 py-3 text-emerald-200">{{ $row->completed }}</td>
                                <td class="px-4 py-3">
                                    <span class="inline-flex items-center px-3 py-1 rounded-full bg-emerald-500/10 border border-emerald-400/25 text-emerald-200 text-[11px] font-bold">
                                        {{ $r }}%
                                    </span>
                                </td>
                            </tr>
                        @endforeach
                    </tbody>
                </table>
            </div>
        </div>

        {{-- DAILY TREND (بلا JS) --}}
        <div class="rounded-3xl bg-gradient-to-br from-slate-900 to-slate-950 border border-white/10 shadow-xl p-5 sm:p-6">
            <div class="flex items-start justify-between gap-3">
                <div>
                    <h2 class="text-sm sm:text-base font-bold text-cyan-200">الحركة اليومية</h2>
                    <p class="text-[11px] sm:text-xs text-slate-300/80 mt-1">عدد الجلسات يوميًا خلال الفترة.</p>
                </div>
                <span class="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-white/5 border border-white/10 text-[11px] text-white/70">
                    <i class="fa-solid fa-wave-square text-[11px]"></i>
                    ترند
                </span>
            </div>

            @php $max = $daily->max('total') ?: 1; @endphp

            <div class="mt-4 space-y-2">
                @foreach($daily as $d)
                    @php $w = round(($d->total / $max) * 100, 1); @endphp
                    <div class="flex items-center gap-3">
                        <div class="w-28 text-[11px] text-slate-300/80">{{ $d->day }}</div>
                        <div class="flex-1 h-3 rounded-full bg-white/10 overflow-hidden">
                            <div class="h-3 bg-cyan-500/60" style="width: {{ $w }}%"></div>
                        </div>
                        <div class="w-16 text-left text-[11px] text-white/80 font-bold">{{ $d->total }}</div>
                    </div>
                @endforeach
            </div>
        </div>

        {{-- TOP USERS + TOP QUESTIONS --}}
        <div class="grid gap-4 lg:grid-cols-2">
            <div class="rounded-3xl border border-white/10 bg-slate-950/80 overflow-hidden shadow-xl">
                <div class="px-4 sm:px-6 py-4 border-b border-white/10">
                    <h2 class="text-sm sm:text-base font-bold text-fuchsia-200">أعلى الأعضاء جلساتًا</h2>
                    <p class="text-[11px] sm:text-xs text-slate-300/80 mt-1">من أكثر عضو ظهرت له جلسات خلال الفترة.</p>
                </div>

                <div class="divide-y divide-white/5">
                    @forelse($topUsers as $u)
                        <div class="px-4 sm:px-6 py-4 flex items-center justify-between gap-3">
                            <div class="min-w-0">
                                <div class="font-extrabold text-white truncate">{{ $u->user_name ?? ('User#'.$u->user_id) }}</div>
                                <div class="text-[11px] text-slate-300/80 truncate">{{ $u->user_email }}</div>
                            </div>
                            <span class="inline-flex items-center px-3 py-1 rounded-full bg-white/5 border border-white/10 text-white/80 text-[11px] font-bold">
                                {{ $u->total }}
                            </span>
                        </div>
                    @empty
                        <div class="px-4 py-10 text-center text-slate-300/80 text-sm">لا يوجد بيانات.</div>
                    @endforelse
                </div>
            </div>

            <div class="rounded-3xl border border-white/10 bg-slate-950/80 overflow-hidden shadow-xl">
                <div class="px-4 sm:px-6 py-4 border-b border-white/10">
                    <h2 class="text-sm sm:text-base font-bold text-emerald-200">أكثر الأسئلة استخدامًا</h2>
                    <p class="text-[11px] sm:text-xs text-slate-300/80 mt-1">الأسئلة التي تم الإجابة عنها أكثر.</p>
                </div>

                <div class="divide-y divide-white/5">
                    @forelse($topQuestions as $q)
                        <div class="px-4 sm:px-6 py-4 flex items-start justify-between gap-3">
                            <div class="min-w-0">
                                <div class="font-extrabold text-white line-clamp-2">
                                    {{ \Illuminate\Support\Str::limit($q->question_text, 140) }}
                                </div>
                                <div class="text-[11px] text-slate-300/80 mt-1">
                                    السياق: <span class="text-white font-semibold">{{ $q->context_type }}</span> •
                                    رقم السؤال: <span class="text-white font-semibold">Q#{{ $q->question_id }}</span>
                                </div>
                            </div>
                            <span class="shrink-0 inline-flex items-center px-3 py-1 rounded-full bg-emerald-500/10 border border-emerald-400/25 text-emerald-200 text-[11px] font-bold">
                                {{ $q->answers }}
                            </span>
                        </div>
                    @empty
                        <div class="px-4 py-10 text-center text-slate-300/80 text-sm">لا يوجد بيانات.</div>
                    @endforelse
                </div>
            </div>
        </div>

    </div>
</div>
@endsection