@extends('layouts.branch')

@section('title', 'New Ledger Transaction')
@section('header', 'Add Transaction')

@section('content')
<div class="space-y-6" x-data="ledgerForm()">
    @include('partials.branch._breadcrumbs', [
        'breadcrumbs' => [
            ['name' => 'Ledger', 'url' => route('branch.patient-ledgers.index')],
            ['name' => 'New Transaction', 'url' => '#']
        ]
    ])

    <div class="max-w-5xl mx-auto">
        <form action="{{ route('branch.patient-ledgers.store') }}" method="POST" class="bg-white rounded-[40px] shadow-sm border border-slate-100 overflow-hidden">
            @csrf
            <input type="hidden" name="patient_id" x-model="formData.patient_id" required>

            <div class="p-10">
                <div class="flex items-center gap-5 mb-10 pb-10 border-b border-slate-50">
                    <div class="h-16 w-16 rounded-[24px] bg-slate-900 flex items-center justify-center text-white shadow-2xl shadow-slate-200">
                        <svg class="h-8 w-8" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4v16m8-8H4"/>
                        </svg>
                    </div>
                    <div>
                        <h3 class="text-2xl font-bold text-slate-800 tracking-tight uppercase leading-none italic">Record Transaction</h3>
                        <p class="text-[10px] text-slate-400 font-bold uppercase tracking-widest mt-2">Add a charge or payment to patient ledger.</p>
                    </div>
                </div>

                <div class="grid grid-cols-1 lg:grid-cols-3 gap-10">
                    <!-- Sidebar: Patient Selection & Details -->
                    <div class="lg:col-span-1 space-y-6 bg-slate-50/50 p-6 rounded-3xl border border-slate-100 relative overflow-hidden">
                        
                        <!-- Search Input -->
                        <div x-show="!formData.patient_id" x-transition>
                            <label class="text-[9px] font-black uppercase tracking-widest text-slate-400 ml-1 mb-2 block">Search Patient <span class="text-red-500">*</span></label>
                            <div class="relative group">
                                <div class="absolute inset-y-0 left-4 flex items-center pointer-events-none">
                                    <svg class="h-4 w-4 text-slate-400 group-focus-within:text-indigo-600 transition-colors" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"/></svg>
                                </div>
                                <input type="text" x-model="searchQuery" @input.debounce.300ms="searchPatients()"
                                       placeholder="Name / Mobile / UHID"
                                       class="w-full pl-10 pr-4 py-3 bg-white border border-slate-200 rounded-xl text-xs font-bold text-slate-700 outline-none focus:border-indigo-500 focus:ring-4 focus:ring-indigo-500/10 transition-all shadow-sm">
                                
                                <!-- Dropdown -->
                                <div x-show="showResults && results.length > 0" 
                                     class="absolute top-full left-0 right-0 mt-2 bg-white border border-slate-100 rounded-2xl shadow-xl z-50 overflow-hidden"
                                     @click.away="showResults = false" x-transition>
                                    <template x-for="patient in results" :key="patient.id">
                                        <button type="button" @click="selectPatient(patient)" 
                                                class="w-full px-4 py-3 text-left hover:bg-slate-50 border-b border-slate-50 last:border-0 transition-colors">
                                            <p class="text-xs font-black text-slate-800 uppercase" x-text="patient.full_name"></p>
                                            <p class="text-[9px] text-slate-400 font-bold uppercase tracking-widest mt-0.5" x-text="patient.mobile_number + ' • ' + patient.uhid"></p>
                                        </button>
                                    </template>
                                </div>
                            </div>
                            @error('patient_id') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                        </div>

                        <!-- Selected Patient Details -->
                        <div x-show="formData.patient_id" x-transition class="relative z-10">
                            <div class="flex items-center justify-between mb-4">
                                <h4 class="text-[10px] font-black uppercase tracking-widest text-indigo-600">Selected Patient</h4>
                                <button type="button" @click="resetPatientSelection()" class="text-[9px] font-bold text-slate-400 hover:text-rose-500 uppercase tracking-widest transition-colors">Change</button>
                            </div>
                            
                            <div class="flex flex-col items-center text-center">
                                <div class="h-20 w-20 rounded-2xl bg-indigo-100 text-indigo-600 flex items-center justify-center font-black text-2xl mb-4 shadow-inner overflow-hidden border-2 border-white">
                                    <template x-if="photoPreview">
                                        <img :src="photoPreview" class="h-full w-full object-cover">
                                    </template>
                                    <template x-if="!photoPreview">
                                        <span x-text="formData.full_name ? formData.full_name.charAt(0) : '?'"></span>
                                    </template>
                                </div>
                                <h3 class="text-lg font-black text-slate-800 uppercase" x-text="formData.full_name"></h3>
                                <p class="text-[10px] font-bold text-slate-400 uppercase tracking-widest mt-1" x-text="formData.mobile_number"></p>
                            </div>

                            <div class="mt-6 space-y-3">
                                <div class="flex justify-between items-center p-3 bg-white rounded-xl shadow-sm border border-slate-100">
                                    <span class="text-[9px] font-bold text-slate-400 uppercase tracking-widest">UHID</span>
                                    <span class="text-xs font-black text-slate-700 uppercase" x-text="formData.uhid"></span>
                                </div>
                                <div class="flex justify-between items-center p-3 bg-white rounded-xl shadow-sm border border-slate-100">
                                    <span class="text-[9px] font-bold text-slate-400 uppercase tracking-widest">Age / Gender</span>
                                    <span class="text-xs font-black text-slate-700 uppercase" x-text="formData.age + ' / ' + formData.gender"></span>
                                </div>
                            </div>
                        </div>

                        <div class="absolute -bottom-10 -right-10 w-40 h-40 bg-indigo-50 rounded-full blur-2xl opacity-60 pointer-events-none"></div>
                    </div>

                    <!-- Main Form Fields -->
                    <div class="lg:col-span-2" :class="!formData.patient_id ? 'opacity-30 pointer-events-none grayscale transition-all duration-300' : 'transition-all duration-300'">
                        <div class="grid grid-cols-1 md:grid-cols-2 gap-8 mb-8">
                            <!-- Amount -->
                            <div class="space-y-2">
                                <label class="text-[11px] font-black uppercase tracking-widest text-slate-400 ml-1">Amount <span class="text-red-500">*</span></label>
                                <div class="relative">
                                    <span class="absolute left-6 top-4 text-sm font-bold text-slate-400">₹</span>
                                    <input type="number" step="0.01" min="0.01" name="amount" value="{{ old('amount') }}" required
                                        class="w-full pl-10 pr-6 py-4 bg-white border-2 border-slate-100 rounded-2xl focus:bg-white focus:ring-4 focus:ring-indigo-500/10 focus:border-indigo-500 outline-none transition-all font-black text-lg text-indigo-700 shadow-sm @error('amount') border-red-300 @enderror"
                                        placeholder="0.00">
                                </div>
                                @error('amount') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <!-- Payment Mode -->
                            <div class="space-y-2">
                                <label class="text-[11px] font-black uppercase tracking-widest text-slate-400 ml-1">Payment Mode <span class="text-red-500">*</span></label>
                                <select name="payment_mode" x-model="payment_mode" required class="w-full px-6 py-4 bg-white border-2 border-slate-100 rounded-2xl focus:bg-white focus:ring-4 focus:ring-indigo-500/10 focus:border-indigo-500 outline-none transition-all font-black text-sm text-slate-700 shadow-sm @error('payment_mode') border-red-300 @enderror">
                                    <option value="cash" {{ old('payment_mode') == 'cash' ? 'selected' : '' }}>Cash</option>
                                    <option value="card" {{ old('payment_mode') == 'card' ? 'selected' : '' }}>Credit/Debit Card</option>
                                    <option value="upi" {{ old('payment_mode') == 'upi' ? 'selected' : '' }}>UPI / Online</option>
                                    <option value="package" {{ old('payment_mode') == 'package' ? 'selected' : '' }}>Package</option>
                                </select>
                                @error('payment_mode') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <!-- Series Master -->
                            <div class="space-y-2">
                                <label class="text-[11px] font-black uppercase tracking-widest text-slate-400 ml-1">Series Master <span class="text-red-500">*</span></label>
                                <select name="series_id" x-model="series_id" required class="w-full px-6 py-4 bg-white border-2 border-slate-100 rounded-2xl focus:bg-white focus:ring-4 focus:ring-indigo-500/10 focus:border-indigo-500 outline-none transition-all font-bold text-sm text-slate-700 shadow-sm @error('series_id') border-red-300 @enderror">
                                    <option value="">Select associated series...</option>
                                    @foreach($series as $s)
                                        <option value="{{ $s->id }}">
                                            {{ $s->name }} ({{ $s->series_id ?? 'No ID' }})
                                        </option>
                                    @endforeach
                                </select>
                                <div x-show="series_id && seriesData[series_id]" x-transition class="mt-2 ml-2 flex items-center gap-1.5">
                                    <svg class="w-3.5 h-3.5 text-indigo-500" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg>
                                    <span class="text-[10px] font-black text-indigo-500 uppercase tracking-widest">Next Receipt: <span x-text="seriesData[series_id]?.next_display"></span></span>
                                </div>
                                @error('series_id') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <!-- Transaction Date -->
                            <div class="space-y-2">
                                <label class="text-[11px] font-black uppercase tracking-widest text-slate-400 ml-1">Transaction Date <span class="text-red-500">*</span></label>
                                <input type="date" name="transaction_date" value="{{ old('transaction_date', date('Y-m-d')) }}" required
                                    class="w-full px-6 py-4 bg-white border-2 border-slate-100 rounded-2xl focus:bg-white focus:ring-4 focus:ring-indigo-500/10 focus:border-indigo-500 outline-none transition-all font-bold text-sm text-slate-700 shadow-sm @error('transaction_date') border-red-300 @enderror">
                                @error('transaction_date') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <!-- Active IPD Admission Link (only shown for Package) -->
                            <div class="md:col-span-2 space-y-2" x-show="payment_mode === 'package'" x-transition>
                                <label class="text-[11px] font-black uppercase tracking-widest text-slate-400 ml-1">Link to Active IPD Admission <span class="text-red-500">*</span></label>
                                <select name="ipd_registration_id" :required="payment_mode === 'package'" class="w-full px-6 py-4 bg-emerald-50/50 border-2 border-emerald-100 rounded-2xl focus:bg-white focus:ring-4 focus:ring-emerald-500/10 focus:border-emerald-500 outline-none transition-all font-bold text-sm text-slate-700 shadow-sm @error('ipd_registration_id') border-red-300 @enderror">
                                    <option value="">Select active IPD patient...</option>
                                    @foreach($activeIpdRegistrations as $ipd)
                                        <option value="{{ $ipd->id }}" {{ old('ipd_registration_id') == $ipd->id ? 'selected' : '' }}>
                                            {{ $ipd->patient->first_name }} {{ $ipd->patient->last_name }} (UHID: {{ $ipd->patient->uhid }}) - Bed: {{ $ipd->bed_number ?? 'N/A' }}
                                        </option>
                                    @endforeach
                                </select>
                                <p class="text-[9px] font-bold text-emerald-600 uppercase tracking-widest ml-1 mt-1 flex items-center gap-1">
                                    <svg class="w-3 h-3" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"></path></svg>
                                    Only active (admitted) IPD patients are shown.
                                </p>
                                @error('ipd_registration_id') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                            </div>

                            <!-- Remarks -->
                            <div class="md:col-span-2 space-y-2">
                                <label class="text-[11px] font-black uppercase tracking-widest text-slate-400 ml-1">Remarks (Optional)</label>
                                <textarea name="description" rows="3"
                                    class="w-full px-6 py-4 bg-white border-2 border-slate-100 rounded-2xl focus:bg-white focus:ring-4 focus:ring-indigo-500/10 focus:border-indigo-500 outline-none transition-all font-bold text-sm text-slate-700 shadow-sm @error('description') border-red-300 @enderror"
                                    placeholder="E.g., Detailed description of the payment...">{{ old('description') }}</textarea>
                                @error('description') <p class="text-[10px] text-red-500 font-medium ml-1 mt-1">{{ $message }}</p> @enderror
                            </div>
                        </div>
                        <input type="hidden" name="transaction_type" value="payment" x-model="type">
                    </div>
                </div>
            </div>

            <div class="p-10 bg-slate-900 flex items-center justify-between italic">
                <p class="text-[10px] text-slate-500 font-black uppercase tracking-widest underline decoration-indigo-500/40">Review details carefully</p>
                <div class="flex items-center gap-4">
                    <a href="{{ route('branch.patient-ledgers.index') }}" class="px-8 py-4 bg-slate-800 text-slate-300 rounded-2xl font-black uppercase tracking-widest text-[11px] hover:bg-slate-700 hover:text-white transition-all">Cancel</a>
                    <button type="submit" name="action" value="save_and_create_another" class="px-8 py-4 bg-emerald-600 text-white rounded-2xl font-black uppercase tracking-widest text-[11px] hover:bg-white hover:text-slate-900 shadow-2xl shadow-emerald-500/20 transition-all">Save & Add Another</button>
                    <button type="submit" name="action" value="save" class="px-12 py-4 bg-indigo-600 text-white rounded-2xl font-black uppercase tracking-widest text-[11px] hover:bg-white hover:text-slate-900 shadow-2xl shadow-indigo-500/20 transition-all">Save Transaction</button>
                </div>
            </div>
        </form>
    </div>
</div>

@push('scripts')
<script>
document.addEventListener('alpine:init', () => {
    Alpine.data('ledgerForm', () => ({
        type: '{{ old("transaction_type", "payment") }}',
        payment_mode: '{{ old("payment_mode", "cash") }}',
        series_id: '{{ old("series_id", "") }}',
        seriesData: @json($seriesData),
        searchQuery: '',
        results: [],
        showResults: false,
        photoPreview: null,
        formData: {
            patient_id: '{{ old("patient_id") }}',
            uhid: '',
            full_name: '',
            mobile_number: '',
            age: '',
            gender: ''
        },
        async searchPatients() {
            if (this.searchQuery.length < 3) {
                this.results = [];
                this.showResults = false;
                return;
            }
            try {
                // Using registrations.search or ipd-registrations.search endpoint
                // Both map to the patient search returning similar data
                const response = await fetch(`{{ route('branch.ipd-registrations.search') }}?q=${encodeURIComponent(this.searchQuery)}`);
                this.results = await response.json();
                this.showResults = true;
            } catch (error) {
                console.error('Search failed', error);
            }
        },
        selectPatient(p) {
            this.formData.patient_id = p.id;
            this.formData.uhid = p.uhid;
            this.formData.full_name = p.full_name;
            this.formData.mobile_number = p.mobile_number;
            this.formData.age = p.age;
            this.formData.gender = p.gender;
            this.photoPreview = p.photo_url || null;
            this.showResults = false;
            this.results = [];
            this.searchQuery = p.full_name;
        },
        resetPatientSelection() {
            this.formData.patient_id = '';
            this.formData.uhid = '';
            this.formData.full_name = '';
            this.formData.mobile_number = '';
            this.formData.age = '';
            this.formData.gender = '';
            this.photoPreview = null;
            this.searchQuery = '';
            this.results = [];
            this.showResults = false;
        }
    }));
});
</script>
@endpush
@endsection