{{--
    Lazy-loaded expansion of a single encounter row.
    Variables:
        $details     - array from PatientHistoryService::details()
        $patient     - Patient model
        $billingOnly - bool, suppresses clinical sections for cashier roles
--}}

<div class="p-4 space-y-3">

    {{-- ── CLINICAL SECTION (clinicians only) ───────────────────── --}}
    @unless($billingOnly)

        {{-- Vitals (visit only — IPD/ANC/Maternity carry vitals via different paths) --}}
        @if(($details['type'] === 'visit') && !empty($details['vitals']))
            @php $t = $details['vitals']; @endphp
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Vitals</p>
                <div class="grid grid-cols-2 md:grid-cols-4 gap-2 text-xs">
                    <div><span class="text-gray-500">BP:</span> <span class="font-semibold">{{ $t->blood_pressure_systolic ?? '—' }}/{{ $t->blood_pressure_diastolic ?? '—' }}</span></div>
                    <div><span class="text-gray-500">Pulse:</span> <span class="font-semibold">{{ $t->pulse ?? '—' }}</span></div>
                    <div><span class="text-gray-500">Temp:</span> <span class="font-semibold">{{ $t->temperature ?? '—' }}°C</span></div>
                    <div><span class="text-gray-500">Weight:</span> <span class="font-semibold">{{ $t->weight ?? '—' }} kg</span></div>
                    @if($t->oxygen_saturation)
                        <div><span class="text-gray-500">SpO₂:</span> <span class="font-semibold">{{ $t->oxygen_saturation }}%</span></div>
                    @endif
                </div>
            </div>
        @endif

        {{-- Clinical notes (visit consultation) --}}
        @if(($details['type'] === 'visit') && !empty($details['consultation']))
            @php 
                $c = $details['consultation']; 
                $diag = is_array($c->diagnosis) ? implode(', ', array_filter($c->diagnosis)) : (string) ($c->diagnosis ?? '');
            @endphp
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Clinical Notes</p>
                <div class="space-y-1 text-xs">
                    @if($c->presenting_complaints)<div><span class="text-gray-500 font-semibold">Presenting complaints:</span> {{ $c->presenting_complaints }}</div>@endif
                    @if($c->history_of_presenting_illness)<div><span class="text-gray-500 font-semibold">HPI:</span> {{ $c->history_of_presenting_illness }}</div>@endif
                    @if($c->examination_findings)<div><span class="text-gray-500 font-semibold">Exam:</span> {{ $c->examination_findings }}</div>@endif
                    @if($diag)<div><span class="text-gray-500 font-semibold">Diagnosis:</span> <strong>{{ $diag }}</strong></div>@endif
                    @if($c->treatment_plan)<div><span class="text-gray-500 font-semibold">Plan:</span> {{ $c->treatment_plan }}</div>@endif
                </div>
            </div>
        @endif

        {{-- ANC episode summary --}}
        @if($details['type'] === 'anc')
            @php $r = $details['registration']; @endphp
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">ANC Episode</p>
                <div class="grid grid-cols-2 md:grid-cols-4 gap-2 text-xs">
                    <div><span class="text-gray-500">LMP:</span> <span class="font-semibold">{{ $r->lmp?->format('d M Y') ?? '—' }}</span></div>
                    <div><span class="text-gray-500">EDD:</span> <span class="font-semibold">{{ $r->edd?->format('d M Y') ?? '—' }}</span></div>
                    <div><span class="text-gray-500">G/P:</span> <span class="font-semibold">G{{ $r->gravida ?? '—' }}P{{ $r->parity ?? '—' }}</span></div>
                    <div><span class="text-gray-500">Risk:</span> <span class="font-semibold capitalize">{{ $r->risk_status ?? 'normal' }}</span></div>
                    @if($r->package_type)
                        <div class="col-span-2"><span class="text-gray-500">Package:</span> <span class="font-semibold">{{ $r->package_type }}</span> — KES {{ number_format($r->package_amount ?? 0) }}</div>
                    @endif
                    @if($r->outcome)
                        <div class="col-span-2"><span class="text-gray-500">Outcome:</span> <span class="font-semibold">{{ $r->outcome }}</span> @if($r->outcome_date)on {{ $r->outcome_date?->format('d M Y') }}@endif</div>
                    @endif
                </div>
                @if($details['anc_visits']->count())
                    <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mt-3 mb-1">Encounters in this episode ({{ $details['anc_visits']->count() }})</p>
                    <div class="text-xs space-y-0.5 max-h-40 overflow-y-auto">
                        @foreach($details['anc_visits'] as $av)
                            <div class="flex justify-between border-b border-gray-50 last:border-b-0 py-0.5">
                                <span>{{ $av->visit_date?->format('d M Y') ?? '—' }} · GA {{ $av->gestational_age_weeks ?? '—' }}w</span>
                                @if($av->risk_level)<span class="capitalize text-gray-600">{{ $av->risk_level }} risk</span>@endif
                            </div>
                        @endforeach
                    </div>
                @endif
            </div>
        @endif

        {{-- Admission / Maternity admission summary --}}
        @if(in_array($details['type'], ['admission', 'maternity']))
            @php $a = $details['admission']; @endphp
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">{{ $details['type'] === 'maternity' ? 'Maternity Admission' : 'IPD Admission' }}</p>
                <div class="grid grid-cols-2 gap-2 text-xs">
                    <div><span class="text-gray-500">Admitted:</span> <span class="font-semibold">{{ $a->admission_date?->format('d M Y H:i') ?? '—' }}</span></div>
                    <div><span class="text-gray-500">Discharged:</span> <span class="font-semibold">{{ $a->discharge_date?->format('d M Y H:i') ?? 'still admitted' }}</span></div>
                    {{-- Reason field name differs: Admission uses 'reason'; MaternityAdmission uses 'reason_for_admission' --}}
                    @if($details['type'] === 'admission' && ($a->reason ?? null))
                        <div class="col-span-2"><span class="text-gray-500">Reason:</span> {{ $a->reason }}</div>
                    @elseif($details['type'] === 'maternity' && ($a->reason_for_admission ?? null))
                        <div class="col-span-2"><span class="text-gray-500">Reason:</span> {{ $a->reason_for_admission }}</div>
                    @endif
                    {{-- Diagnosis field name differs: Admission has 'diagnosis_on_admission'; MaternityAdmission has 'diagnosis' --}}
                    @if($details['type'] === 'admission' && ($a->diagnosis_on_admission ?? null))
                        <div class="col-span-2"><span class="text-gray-500">Diagnosis:</span> <strong>{{ $a->diagnosis_on_admission }}</strong></div>
                    @elseif($details['type'] === 'maternity' && ($a->diagnosis ?? null))
                        <div class="col-span-2"><span class="text-gray-500">Diagnosis:</span> <strong>{{ $a->diagnosis }}</strong></div>
                    @endif
                </div>
                @if($details['type'] === 'maternity' && !empty($details['delivery']))
                    @php $d = $details['delivery']; @endphp
                    <div class="mt-2 pt-2 border-t border-gray-100">
                        <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Delivery</p>
                        <div class="grid grid-cols-2 gap-2 text-xs">
                            <div><span class="text-gray-500">Mode:</span> <span class="font-semibold capitalize">{{ str_replace('_', ' ', $d->mode_of_delivery ?? '—') }}</span></div>
                            <div><span class="text-gray-500">Date:</span> <span class="font-semibold">{{ $d->delivery_date?->format('d M Y H:i') ?? '—' }}</span></div>
                            @if($d->newborns?->count())
                                <div class="col-span-2"><span class="text-gray-500">Newborns:</span> <span class="font-semibold">{{ $d->newborns->count() }}</span></div>
                            @endif
                        </div>
                    </div>
                @endif
            </div>
        @endif

        {{-- Lab orders (universal) --}}
        @if(!empty($details['lab_orders']) && $details['lab_orders']->count())
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Labs ({{ $details['lab_orders']->count() }})</p>
                <table class="w-full text-xs">
                    <thead><tr class="text-left text-gray-500">
                        <th class="py-1 pr-2 font-semibold">Test</th>
                        <th class="py-1 pr-2 font-semibold">Result</th>
                        <th class="py-1 pr-2 font-semibold">Status</th>
                    </tr></thead>
                    <tbody>
                        @foreach($details['lab_orders'] as $lab)
                            @php
                                // LabResult.results is cast as array. Render as a
                                // compact "key: value" summary; fall back to em-dash.
                                $resultArr = optional($lab->result)->results;
                                $resultStr = '—';
                                if (is_array($resultArr) && count($resultArr)) {
                                    $pairs = [];
                                    foreach ($resultArr as $k => $v) {
                                        $pairs[] = is_string($k) ? $k.': '.$v : (string) $v;
                                    }
                                    $resultStr = implode(' · ', $pairs);
                                }
                            @endphp
                            <tr class="border-t border-gray-50">
                                <td class="py-1 pr-2">{{ $lab->test_name ?? '—' }}</td>
                                <td class="py-1 pr-2">{{ $resultStr }}</td>
                                <td class="py-1 pr-2 capitalize">{{ $lab->status }}</td>
                            </tr>
                        @endforeach
                    </tbody>
                </table>
            </div>
        @endif

        {{-- Imaging (universal) --}}
        @if(!empty($details['imaging']) && $details['imaging']->count())
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Imaging ({{ $details['imaging']->count() }})</p>
                <ul class="text-xs space-y-0.5">
                    @foreach($details['imaging'] as $img)
                        <li class="border-b border-gray-50 last:border-b-0 py-0.5">
                            <span class="font-semibold">{{ $img->imaging_type ?? '—' }}</span>
                            @if($img->body_part) · {{ $img->body_part }}@endif
                            <span class="text-gray-500"> — {{ $img->status ?? 'requested' }}</span>
                            {{-- Findings live on ImagingReport (the report relation), not on the request itself. --}}
                            @if(optional($img->report)->findings)<div class="text-gray-700 ml-2 mt-0.5">↳ {{ $img->report->findings }}</div>@endif
                        </li>
                    @endforeach
                </ul>
            </div>
        @endif

        {{-- Prescriptions (universal) --}}
        @if(!empty($details['prescriptions']) && $details['prescriptions']->count())
            <div class="bg-white border border-gray-200 rounded-lg p-3">
                <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Prescriptions ({{ $details['prescriptions']->count() }})</p>
                <ul class="text-xs space-y-0.5">
                    @foreach($details['prescriptions'] as $rx)
                        <li class="border-b border-gray-50 last:border-b-0 py-0.5">
                            {{-- DrugItem.name (not item_name). Falls back to the prescription's own drug_name. --}}
                            <span class="font-semibold">{{ optional($rx->drugItem)->name ?? $rx->drug_name ?? '—' }}</span>
                            @if($rx->dosage) · {{ $rx->dosage }}@endif
                            @if($rx->frequency) · {{ $rx->frequency }}@endif
                            @if($rx->route) · {{ $rx->route }}@endif
                            @if($rx->duration) · {{ $rx->duration }}@endif
                            @if($rx->status)<span class="text-gray-500"> · {{ $rx->status }}</span>@endif
                        </li>
                    @endforeach
                </ul>
            </div>
        @endif

    @endunless

    {{-- ── BILLING SECTION (always visible) ─────────────────────── --}}
    @php
        // Normalise: ANC has multiple invoices, others have one.
        $invoices = collect();
        if (!empty($details['invoices'])) $invoices = $details['invoices'];
        elseif (!empty($details['invoice'])) $invoices = collect([$details['invoice']]);
    @endphp
    @if($invoices->count())
        <div class="bg-white border border-gray-200 rounded-lg p-3">
            <p class="text-[10.5px] font-bold uppercase tracking-wide text-gray-600 mb-1">Billing ({{ $invoices->count() }} invoice{{ $invoices->count() > 1 ? 's' : '' }})</p>
            <table class="w-full text-xs">
                <thead><tr class="text-left text-gray-500">
                    <th class="py-1 pr-2 font-semibold">Invoice #</th>
                    <th class="py-1 pr-2 font-semibold">Date</th>
                    <th class="py-1 pr-2 font-semibold text-right">Total</th>
                    <th class="py-1 pr-2 font-semibold text-right">Paid</th>
                    <th class="py-1 pr-2 font-semibold text-right">Balance</th>
                </tr></thead>
                <tbody>
                    @foreach($invoices as $inv)
                        <tr class="border-t border-gray-50">
                            <td class="py-1 pr-2 font-mono">{{ $inv->invoice_number ?? '—' }}</td>
                            <td class="py-1 pr-2">{{ $inv->created_at?->format('d M Y') ?? '—' }}</td>
                            <td class="py-1 pr-2 text-right">KES {{ number_format($inv->total_amount ?? 0) }}</td>
                            <td class="py-1 pr-2 text-right text-emerald-700">KES {{ number_format($inv->amount_paid ?? 0) }}</td>
                            <td class="py-1 pr-2 text-right {{ ($inv->balance ?? 0) > 0 ? 'text-red-700' : 'text-emerald-700' }}">KES {{ number_format($inv->balance ?? 0) }}</td>
                        </tr>
                    @endforeach
                </tbody>
            </table>
        </div>
    @endif

</div>