@extends('layouts.app')

@section('title', 'OPD Token & Consultation Queue')

@section('content')
<div class="space-y-6" x-data="{ vitalsModal: false, selectedVisitId: null, selectedPatientName: '' }">
    <!-- Header -->
    <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between bg-white p-5 rounded-xl border border-slate-200 shadow-sm gap-4">
        <div>
            <h1 class="text-xl font-bold text-slate-900 tracking-tight">Outpatient Department (OPD) & Token Queue</h1>
            <p class="text-xs text-slate-500 mt-0.5">Live queue management, consultation routing, and triage vitals recording</p>
        </div>
        <div class="flex items-center space-x-2">
            <a href="{{ route('opd.create-visit') }}" class="inline-flex items-center px-4 py-2.5 bg-teal-600 hover:bg-teal-700 text-white text-xs font-semibold rounded-lg shadow-sm transition">
                <i class="fa-solid fa-ticket mr-2"></i> Issue New OPD Token
            </a>
        </div>
    </div>

    <!-- Filters -->
    <div class="bg-white p-4 rounded-xl border border-slate-200 shadow-sm">
        <form method="GET" action="{{ route('opd.index') }}" class="grid grid-cols-1 sm:grid-cols-3 gap-3 text-xs">
            <div>
                <label class="block font-semibold text-slate-700 mb-1">Filter by Doctor</label>
                <select name="doctor_id" onchange="this.form.submit()" class="w-full px-3 py-2 border border-slate-300 rounded-lg text-slate-900 focus:ring-2 focus:ring-teal-500 focus:outline-none">
                    <option value="">All Doctors</option>
                    @foreach($doctors as $doc)
                        <option value="{{ $doc->id }}" {{ $doctorId == $doc->id ? 'selected' : '' }}>
                            {{ $doc->full_name }} ({{ $doc->department->name }})
                        </option>
                    @endforeach
                </select>
            </div>

            <div>
                <label class="block font-semibold text-slate-700 mb-1">Filter by Department</label>
                <select name="department_id" onchange="this.form.submit()" class="w-full px-3 py-2 border border-slate-300 rounded-lg text-slate-900 focus:ring-2 focus:ring-teal-500 focus:outline-none">
                    <option value="">All Clinical Departments</option>
                    @foreach($departments as $dept)
                        <option value="{{ $dept->id }}" {{ $departmentId == $dept->id ? 'selected' : '' }}>
                            {{ $dept->name }}
                        </option>
                    @endforeach
                </select>
            </div>

            <div class="flex items-end">
                <a href="{{ route('opd.index') }}" class="px-4 py-2 bg-slate-100 hover:bg-slate-200 text-slate-700 font-semibold rounded-lg transition text-xs">
                    Clear Filters
                </a>
            </div>
        </form>
    </div>

    <!-- Queue Table -->
    <div class="bg-white rounded-xl border border-slate-200 shadow-sm overflow-hidden">
        <div class="overflow-x-auto">
            <table class="w-full text-left text-xs">
                <thead class="bg-slate-50 text-slate-500 uppercase tracking-wider font-semibold border-b border-slate-200">
                    <tr>
                        <th class="p-3.5">Token #</th>
                        <th class="p-3.5">Visit Number</th>
                        <th class="p-3.5">Patient Details</th>
                        <th class="p-3.5">Consultant Doctor</th>
                        <th class="p-3.5">Department / Room</th>
                        <th class="p-3.5">Vitals Status</th>
                        <th class="p-3.5">Queue Status</th>
                        <th class="p-3.5 text-right">Actions</th>
                    </tr>
                </thead>
                <tbody class="divide-y divide-slate-100 text-slate-700">
                    @forelse($visits as $v)
                        <tr class="hover:bg-slate-50 transition">
                            <td class="p-3.5">
                                <span class="w-8 h-8 rounded-full bg-teal-600 text-white font-black text-sm flex items-center justify-center shadow-sm">
                                    {{ $v->token_number }}
                                </span>
                            </td>
                            <td class="p-3.5 font-mono font-bold text-teal-800">
                                {{ $v->visit_number }}
                            </td>
                            <td class="p-3.5">
                                <div class="font-bold text-slate-900">{{ $v->patient->full_name }}</div>
                                <div class="text-[10px] text-slate-500 font-mono">{{ $v->patient->patient_id }} &bull; {{ $v->patient->age }}Y / {{ $v->patient->gender }}</div>
                            </td>
                            <td class="p-3.5 font-semibold text-slate-800">
                                {{ $v->doctor->full_name }}
                            </td>
                            <td class="p-3.5 text-slate-600">
                                <div>{{ $v->department->name }}</div>
                                <div class="text-[10px] text-teal-700 font-medium">{{ $v->doctor->opd_room_number }}</div>
                            </td>
                            <td class="p-3.5">
                                @if($v->vitals->count() > 0)
                                    @php $vit = $v->vitals->last(); @endphp
                                    <span class="inline-flex items-center text-[10px] bg-emerald-100 text-emerald-800 font-semibold px-2 py-0.5 rounded">
                                        BP: {{ $vit->systolic_bp }}/{{ $vit->diastolic_bp }} | Pulse: {{ $vit->pulse_rate }}
                                    </span>
                                @else
                                    <button
                                        @click="selectedVisitId = {{ $v->id }}; selectedPatientName = '{{ $v->patient->full_name }}'; vitalsModal = true"
                                        class="text-[10px] text-rose-600 font-bold hover:underline"
                                    >
                                        + Record Vitals
                                    </button>
                                @endif
                            </td>
                            <td class="p-3.5">
                                <span class="px-2 py-0.5 rounded text-[10px] font-bold uppercase tracking-wider
                                    {{ $v->queue_status === 'waiting' ? 'bg-amber-100 text-amber-800' : '' }}
                                    {{ $v->queue_status === 'with_doctor' ? 'bg-blue-100 text-blue-800' : '' }}
                                    {{ $v->queue_status === 'completed' ? 'bg-emerald-100 text-emerald-800' : '' }}
                                    {{ $v->queue_status === 'skipped' ? 'bg-slate-100 text-slate-600' : '' }}
                                ">
                                    {{ str_replace('_', ' ', $v->queue_status) }}
                                </span>
                            </td>
                            <td class="p-3.5 text-right space-x-1.5">
                                <a href="{{ route('doctor.consult', $v->id) }}" class="px-3 py-1.5 bg-teal-600 hover:bg-teal-700 text-white rounded-md text-xs font-semibold shadow-sm transition inline-flex items-center">
                                    <i class="fa-solid fa-user-doctor mr-1"></i> Consult
                                </a>
                                <a href="{{ route('opd.print-slip', $v->id) }}" target="_blank" class="px-2.5 py-1.5 bg-slate-100 hover:bg-slate-200 text-slate-700 rounded-md text-xs font-semibold transition inline-flex items-center">
                                    <i class="fa-solid fa-print mr-1"></i> Slip
                                </a>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="8" class="p-8 text-center text-slate-400">
                                <i class="fa-solid fa-stethoscope text-3xl text-slate-300 mb-2"></i>
                                <div>No patients currently queued in OPD for today.</div>
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>
    </div>

    <!-- Triage Vitals Modal -->
    <div x-show="vitalsModal" x-cloak class="fixed inset-0 z-50 overflow-y-auto bg-slate-900/60 backdrop-blur-sm flex items-center justify-center p-4">
        <div class="bg-white rounded-2xl shadow-2xl max-w-lg w-full p-6 space-y-4" @click.outside="vitalsModal = false">
            <div class="flex items-center justify-between border-b border-slate-100 pb-3">
                <h3 class="text-sm font-bold text-slate-900">Record Triage Vitals - <span x-text="selectedPatientName"></span></h3>
                <button @click="vitalsModal = false" class="text-slate-400 hover:text-slate-600"><i class="fa-solid fa-xmark text-lg"></i></button>
            </div>

            <form :action="`/opd/visits/${selectedVisitId}/vitals`" method="POST" class="space-y-4 text-xs">
                @csrf
                <div class="grid grid-cols-2 gap-3">
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Systolic BP (mmHg)</label>
                        <input type="number" name="systolic_bp" placeholder="e.g. 120" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Diastolic BP (mmHg)</label>
                        <input type="number" name="diastolic_bp" placeholder="e.g. 80" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Pulse Rate (bpm)</label>
                        <input type="number" name="pulse_rate" placeholder="e.g. 72" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Temperature (°F)</label>
                        <input type="number" step="0.1" name="temperature_f" placeholder="e.g. 98.6" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">SpO2 (%)</label>
                        <input type="number" name="spo2_percent" placeholder="e.g. 98" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Respiratory Rate</label>
                        <input type="number" name="respiratory_rate" placeholder="e.g. 18" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Height (cm)</label>
                        <input type="number" step="0.1" name="height_cm" placeholder="e.g. 170" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                    <div>
                        <label class="block font-semibold text-slate-700 mb-1">Weight (kg)</label>
                        <input type="number" step="0.1" name="weight_kg" placeholder="e.g. 70" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                    </div>
                </div>

                <div>
                    <label class="block font-semibold text-slate-700 mb-1">Triage Notes</label>
                    <input type="text" name="notes" placeholder="Any pain or acute distress observations" class="w-full px-3 py-2 border border-slate-300 rounded-lg">
                </div>

                <div class="flex items-center justify-end space-x-2 pt-2">
                    <button type="button" @click="vitalsModal = false" class="px-4 py-2 border border-slate-300 rounded-lg font-semibold text-slate-700">Cancel</button>
                    <button type="submit" class="px-5 py-2 bg-teal-600 hover:bg-teal-700 text-white rounded-lg font-semibold shadow">Save Vitals</button>
                </div>
            </form>
        </div>
    </div>
</div>
@endsection