@php
    $user = auth()->user();

    $bedlessOptions = $bedlessAdmissions
        ->mapWithKeys(fn ($a) => [
            $a->id => ($a->patient?->full_name ?? 'Unknown patient').' · '.$a->patient?->medical_record_number.' · '.$a->admission_no,
        ])
        ->all();

    $tileTint = [
        'available' => 'border-emerald-200 bg-emerald-50/50',
        'occupied' => 'border-slate-200 bg-white',
        'reserved' => 'border-indigo-200 bg-indigo-50/50',
        'cleaning' => 'border-amber-200 bg-amber-50/50',
        'maintenance' => 'border-orange-200 bg-orange-50/50',
        'blocked' => 'border-red-200 bg-red-50/50',
    ];

    $statTone = [
        'available' => 'green',
        'occupied' => 'blue',
        'reserved' => 'indigo',
        'cleaning' => 'amber',
        'maintenance' => 'red',
        'blocked' => 'slate',
    ];

    $statIcon = [
        'available' => 'check',
        'occupied' => 'bed',
        'reserved' => 'clock',
        'cleaning' => 'refresh',
        'maintenance' => 'cog',
        'blocked' => 'lock',
    ];
@endphp

<x-app-layout title="Bed board">
    <x-page-header
        title="Bed board"
        subtitle="Every bed in the house — who is lying in it, which are free, and which are with housekeeping or engineering."
        icon="squares">
        <x-slot:actions>
            @can('admissions.view')
                <a href="{{ route('admissions.index') }}" class="hms-btn-secondary">
                    <x-icon name="bed" size="sm" />
                    Ward board
                </a>
            @endcan

            @can('admissions.create')
                <a href="{{ route('admissions.create') }}" class="hms-btn-primary">
                    <x-icon name="plus" size="sm" />
                    Admit patient
                </a>
            @endcan
        </x-slot:actions>
    </x-page-header>

    <div class="mb-6 grid grid-cols-2 gap-4 md:grid-cols-3 xl:grid-cols-6">
        @foreach (['available', 'occupied', 'reserved', 'cleaning', 'maintenance', 'blocked'] as $state)
            <x-stat-card :label="ucfirst($state)"
                         :value="number_format($stats[$state])"
                         :icon="$statIcon[$state]"
                         :tone="$statTone[$state]" />
        @endforeach
    </div>

    @if ($bedlessAdmissions->isNotEmpty())
        <x-card flush class="mb-6" title="Waiting for a bed" icon="clock"
                header="Admitted without a bed yet — bed them from any free tile below.">
            <div class="overflow-x-auto">
                <table class="hms-table">
                    <thead>
                        <tr>
                            <th>Patient</th>
                            <th>Admission</th>
                            <th>Ward they came to</th>
                            <th>Waiting since</th>
                        </tr>
                    </thead>
                    <tbody>
                        @foreach ($bedlessAdmissions as $admission)
                            <tr>
                                <td>
                                    <a href="{{ route('admissions.show', $admission) }}"
                                       class="font-medium text-slate-900 hover:text-brand-700">
                                        {{ $admission->patient?->full_name ?? 'Unknown patient' }}
                                    </a>
                                    <span class="ml-2 font-mono text-xs text-slate-500">
                                        {{ $admission->patient?->medical_record_number }}
                                    </span>
                                    @if ($admission->patient?->isRestricted())
                                        <x-icon name="lock" size="xs" class="inline text-amber-600" />
                                    @endif
                                </td>
                                <td>
                                    <span class="font-mono text-xs font-medium text-slate-800">{{ $admission->admission_no }}</span>
                                    <div class="mt-0.5">
                                        <x-status-badge field="admission_type" :value="$admission->admission_type" size="sm" />
                                    </div>
                                </td>
                                <td class="text-sm text-slate-700">{{ $admission->ward?->name ?? '—' }}</td>
                                <td class="text-xs text-slate-500">{{ $admission->admission_date?->format('d M Y H:i') }}</td>
                            </tr>
                        @endforeach
                    </tbody>
                </table>
            </div>
        </x-card>
    @endif

    <x-card flush class="mb-6">
        <form method="GET" class="flex flex-wrap items-end gap-3 px-5 py-4">
            <div class="w-72">
                <x-form.select name="ward" label="Ward" :options="$allWards"
                               :value="request('ward')" placeholder="All wards" />
            </div>

            <button type="submit" class="hms-btn-secondary">
                <x-icon name="search" size="sm" />
                Show ward
            </button>

            @if (request()->filled('ward'))
                <a href="{{ route('beds.index') }}" class="hms-btn-ghost">Clear</a>
            @endif
        </form>
    </x-card>

    @forelse ($wards as $ward)
        @php
            $wardBeds = $ward->rooms->flatMap(fn ($room) => $room->beds);
            $wardTotal = $wardBeds->count();
            $wardOccupied = $wardBeds->where('status', 'occupied')->count();
            $wardFree = $wardBeds->where('status', 'available')->count();
            $pct = $wardTotal > 0 ? (int) round($wardOccupied * 100 / $wardTotal) : 0;
        @endphp

        <x-card flush class="mb-6" :title="$ward->name" icon="building"
                :header="$wardOccupied.' of '.$wardTotal.' beds taken · '.money($ward->charge_per_day).' per day'">
            <x-slot:actions>
                <x-status-badge field="ward_type" :value="$ward->ward_type" size="sm" />

                @if ($ward->is_critical_care)
                    <span class="inline-flex items-center gap-1 rounded-md bg-red-50 px-1.5 py-0.5 text-[10px] font-semibold uppercase tracking-wide text-red-700">
                        <x-icon name="heart-pulse" size="xs" /> Critical care
                    </span>
                @endif

                @if ($ward->gender_restriction !== 'none')
                    <x-status-badge field="gender_restriction" :value="$ward->gender_restriction" size="sm" />
                @endif
            </x-slot:actions>

            <div class="border-b border-slate-200 px-5 py-3">
                <div class="flex items-center justify-between text-xs text-slate-500">
                    <span>Occupancy</span>
                    <span class="tabular-nums">
                        {{ $pct }}% · <span class="font-medium text-emerald-700">{{ $wardFree }} free</span>
                    </span>
                </div>
                <div class="mt-1.5 h-2 overflow-hidden rounded-full bg-slate-100">
                    <div class="h-full rounded-full {{ $pct >= 90 ? 'bg-red-500' : ($pct >= 75 ? 'bg-amber-500' : 'bg-brand-600') }}"
                         style="width: {{ $pct }}%"></div>
                </div>
            </div>

            @forelse ($ward->rooms as $room)
                <div class="border-b border-slate-200 px-5 py-4 last:border-b-0">
                    <div class="mb-3 flex flex-wrap items-center gap-x-3 gap-y-1.5">
                        <h3 class="text-sm font-semibold text-slate-800">Room {{ $room->room_number }}</h3>
                        <x-status-badge field="room_type" :value="$room->room_type" size="sm" />

                        @if ($room->is_isolation)
                            <span class="inline-flex items-center gap-1 rounded-md bg-amber-50 px-1.5 py-0.5 text-[10px] font-semibold uppercase tracking-wide text-amber-700">
                                <x-icon name="warning" size="xs" /> Isolation
                            </span>
                        @endif

                        @if ($room->has_attached_bathroom)
                            <span class="text-[11px] text-slate-500">Ensuite</span>
                        @endif

                        <span class="text-xs text-slate-400">
                            {{ $room->beds->count() }} of {{ $room->capacity }} beds placed
                        </span>
                    </div>

                    @if ($room->beds->isEmpty())
                        <p class="text-sm text-slate-400">No beds placed in this room yet.</p>
                    @else
                        <div class="grid grid-cols-1 gap-3 sm:grid-cols-2 xl:grid-cols-3 2xl:grid-cols-4">
                            @foreach ($room->beds as $bed)
                                @php
                                    $patient = $bed->currentAdmission?->patient;
                                    $patientVisible = $patient && $patient->isVisibleTo($user);
                                @endphp

                                <div class="rounded-lg border p-3 {{ $tileTint[$bed->status] ?? 'border-slate-200 bg-white' }} {{ $bed->is_active ? '' : 'opacity-60' }}">
                                    <div class="flex items-center justify-between gap-2">
                                        <span class="font-mono text-sm font-semibold text-slate-900">{{ $bed->bed_number }}</span>
                                        <div class="flex items-center gap-1.5">
                                            @unless ($bed->is_active)
                                                <span class="rounded-md bg-slate-100 px-1.5 py-0.5 text-[10px] font-semibold uppercase tracking-wide text-slate-500">Inactive</span>
                                            @endunless
                                            <x-status-badge field="bed_status" :value="$bed->status" size="sm" dot />
                                        </div>
                                    </div>

                                    <div class="mt-2 flex flex-wrap items-center gap-1.5 text-xs text-slate-500">
                                        <x-status-badge field="bed_type" :value="$bed->bed_type" size="sm" />
                                        <span>{{ money($bed->charge_per_day) }}/day</span>
                                        @if ($bed->has_oxygen_point)
                                            <span class="rounded bg-slate-100 px-1 py-0.5 text-[10px] font-medium text-slate-600" title="Oxygen point">O₂</span>
                                        @endif
                                        @if ($bed->has_suction)
                                            <span class="rounded bg-slate-100 px-1 py-0.5 text-[10px] font-medium text-slate-600" title="Suction">Suct</span>
                                        @endif
                                        @if ($bed->has_ventilator)
                                            <span class="rounded bg-slate-100 px-1 py-0.5 text-[10px] font-medium text-slate-600" title="Ventilator">Vent</span>
                                        @endif
                                        @if ($bed->has_monitor)
                                            <span class="rounded bg-slate-100 px-1 py-0.5 text-[10px] font-medium text-slate-600" title="Monitor">Mon</span>
                                        @endif
                                    </div>

                                    @if ($bed->currentAdmission)
                                        @if ($patientVisible)
                                            <div class="mt-3 border-t border-slate-200/70 pt-2.5">
                                                @can('admissions.view')
                                                    <a href="{{ route('admissions.show', $bed->currentAdmission) }}"
                                                       class="block truncate text-sm font-medium text-slate-900 hover:text-brand-700">
                                                        {{ $patient->full_name }}
                                                    </a>
                                                @else
                                                    <span class="block truncate text-sm font-medium text-slate-900">{{ $patient->full_name }}</span>
                                                @endcan
                                                <span class="font-mono text-xs text-slate-500">{{ $patient->medical_record_number }}</span>
                                            </div>
                                        @else
                                            <div class="mt-3 flex items-center gap-1.5 border-t border-slate-200/70 pt-2.5 text-sm text-amber-700">
                                                <x-icon name="lock" size="xs" /> Restricted patient
                                            </div>
                                        @endif
                                    @elseif ($bed->last_cleaned_at)
                                        <p class="mt-3 border-t border-slate-200/70 pt-2.5 text-[11px] text-slate-400">
                                            Cleaned {{ $bed->last_cleaned_at->diffForHumans() }}
                                        </p>
                                    @endif

                                    @if ($bed->currentAdmission === null && $bed->is_active)
                                        @if ($canManage)
                                            <form method="POST" action="{{ route('beds.status', $bed) }}"
                                                  class="mt-3 flex items-center gap-2 border-t border-slate-200/70 pt-2.5">
                                                @csrf
                                                @method('PATCH')
                                                <select name="status" class="hms-input h-8 py-1 text-xs"
                                                        title="Change the bed's state">
                                                    @foreach ($statuses as $value => $label)
                                                        <option value="{{ $value }}" @selected($bed->status === $value)>{{ $label }}</option>
                                                    @endforeach
                                                </select>
                                                <button type="submit" class="hms-btn-secondary hms-btn-sm shrink-0">Set</button>
                                            </form>
                                        @endif

                                        @if ($canAssign && $bed->status === 'available' && $bedlessAdmissions->isNotEmpty())
                                            <form method="POST" action="{{ route('beds.assign', $bed) }}"
                                                  class="mt-2 border-t border-slate-200/70 pt-2.5">
                                                @csrf
                                                @method('PATCH')
                                                <label for="assign-{{ $bed->id }}" class="hms-label text-[11px]">Bed a waiting patient</label>
                                                <select id="assign-{{ $bed->id }}" name="admission_id" required
                                                        class="mt-1 hms-input h-8 py-1 text-xs">
                                                    <option value="">Waiting patient…</option>
                                                    @foreach ($bedlessOptions as $value => $label)
                                                        <option value="{{ $value }}">{{ $label }}</option>
                                                    @endforeach
                                                </select>

                                                @if ($ward->gender_restriction !== 'none')
                                                    <p class="mt-1 text-[11px] text-amber-600">
                                                        {{ $ward->name }} takes {{ $ward->gender_restriction }} patients only.
                                                    </p>
                                                @endif

                                                <button type="submit" class="mt-2 hms-btn-primary hms-btn-sm w-full">
                                                    <x-icon name="user-plus" size="xs" />
                                                    Place patient
                                                </button>
                                            </form>
                                        @endif
                                    @endif
                                </div>
                            @endforeach
                        </div>
                    @endif
                </div>
            @empty
                <x-empty-state icon="building" title="No rooms in {{ $ward->name }} yet">
                    Rooms and beds are laid out by a system administrator under Hospital setup.
                </x-empty-state>
            @endforelse
        </x-card>
    @empty
        <x-empty-state icon="squares" title="No wards on the board">
            Wards, rooms and beds are laid out by a system administrator under Hospital setup.
        </x-empty-state>
    @endforelse
</x-app-layout>