@extends('dashboard.admin.layouts.master')

@php
    $formAllocations = old('allocations', []);
@endphp

@section('content')
    <div class="d-flex flex-column flex-column-fluid">
        <div id="kt_app_toolbar" class="app-toolbar py-3 py-lg-6">
            <div id="kt_app_toolbar_container" class="app-container container-xxl d-flex flex-stack">
                <div class="page-title d-flex flex-column justify-content-center flex-wrap me-3">
                    <h1 class="page-heading d-flex text-dark fw-bold fs-3 flex-column justify-content-center my-0">{{ trans('sales.payments.create_title') }}</h1>
                </div>
                <div class="d-flex align-items-center gap-2 gap-lg-3">
                    <a href="{{ route('admin.dashboard.sales.payments.index') }}" class="btn btn-sm fw-bold btn-secondary">{{ trans('sales.payments.back') }}</a>
                </div>
            </div>
        </div>

        <div id="kt_app_content" class="app-content flex-column-fluid">
            <div id="kt_app_content_container" class="app-container container-xxl">
                @if($errors->any())
                    <div class="alert alert-danger mb-7">
                        <ul class="mb-0 ps-6">
                            @foreach($errors->all() as $error)
                                <li>{{ $error }}</li>
                            @endforeach
                        </ul>
                    </div>
                @endif

                <form id="PaymentForm" action="{{ route('admin.dashboard.sales.payments.store') }}" method="POST" class="form">
                    @csrf

                    <div class="card mb-7">
                        <div class="card-header border-0 pt-6">
                            <div class="card-title"><h2>{{ trans('sales.payments.create_title') }}</h2></div>
                        </div>
                        <div class="card-body pt-0">
                            <div class="row g-5">
                                <div class="col-md-4">
                                    <label class="required form-label">{{ trans('sales.payments.payment_date') }}</label>
                                    <input type="date" name="payment_date" value="{{ old('payment_date') }}" class="form-control @error('payment_date') is-invalid @enderror">
                                    @error('payment_date') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-4">
                                    <label class="required form-label">{{ trans('sales.payments.customer') }}</label>
                                    <select name="customer_id" id="customer_id" data-control="select2" data-placeholder="{{ trans('sales.payments.customer_placeholder') }}" class="form-select @error('customer_id') is-invalid @enderror">
                                        <option></option>
                                        @foreach($customers as $customer)
                                            <option value="{{ $customer->id }}" @selected(old('customer_id') == $customer->id)>{{ $customer->code }} - {{ $customer->name }}</option>
                                        @endforeach
                                    </select>
                                    @error('customer_id') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-4">
                                    <label class="form-label">{{ trans('sales.payments.branch') }}</label>
                                    <select name="branch_id" data-control="select2" data-allow-clear="true" data-placeholder="{{ trans('sales.payments.branch_placeholder') }}" class="form-select @error('branch_id') is-invalid @enderror">
                                        <option></option>
                                        @foreach($branches as $branch)
                                            <option value="{{ $branch->id }}" @selected(old('branch_id') == $branch->id)>{{ $branch->name }}</option>
                                        @endforeach
                                    </select>
                                    @error('branch_id') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-4">
                                    <label class="required form-label">{{ trans('sales.payments.amount') }}</label>
                                    <input type="number" step="0.01" min="0.01" name="amount" value="{{ old('amount') }}" class="form-control @error('amount') is-invalid @enderror">
                                    @error('amount') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-4">
                                    <label class="required form-label">{{ trans('sales.payments.payment_method') }}</label>
                                    <select name="payment_method" class="form-select @error('payment_method') is-invalid @enderror">
                                        @foreach($methods as $method)
                                            <option value="{{ $method }}" @selected(old('payment_method', 'cash') === $method)>{{ trans('sales.payments.'.$method) }}</option>
                                        @endforeach
                                    </select>
                                    @error('payment_method') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-4">
                                    <label class="form-label">{{ trans('sales.payments.reference') }}</label>
                                    <input type="text" name="reference" value="{{ old('reference') }}" class="form-control @error('reference') is-invalid @enderror">
                                    @error('reference') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-6">
                                    <label class="form-label">{{ trans('sales.payments.notes_ar') }}</label>
                                    <textarea name="notes[ar]" class="form-control @error('notes.ar') is-invalid @enderror" rows="3">{{ old('notes.ar') }}</textarea>
                                    @error('notes.ar') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>

                                <div class="col-md-6">
                                    <label class="form-label">{{ trans('sales.payments.notes_en') }}</label>
                                    <textarea name="notes[en]" class="form-control @error('notes.en') is-invalid @enderror" rows="3">{{ old('notes.en') }}</textarea>
                                    @error('notes.en') <div class="invalid-feedback">{{ $message }}</div> @enderror
                                </div>
                            </div>
                        </div>
                    </div>

                    <div class="card mb-7">
                        <div class="card-header border-0 pt-6 d-flex justify-content-between align-items-center">
                            <div class="card-title"><h2>{{ trans('sales.payments.allocations') }}</h2></div>
                            <button type="button" id="btn-load-invoices" class="btn btn-sm btn-light-info">{{ trans('sales.payments.load_invoices') }}</button>
                        </div>
                        <div class="card-body pt-0">
                            <div class="table-responsive">
                                <table class="table align-middle table-row-dashed fs-6 gy-5">
                                    <thead>
                                    <tr class="text-start text-muted fw-bold fs-7 text-uppercase gs-0">
                                        <th>{{ trans('sales.payments.invoice') }}</th>
                                        <th>{{ trans('sales.payments.invoice_date') }}</th>
                                        <th>{{ trans('sales.payments.total_amount') }}</th>
                                        <th>{{ trans('sales.payments.balance') }}</th>
                                        <th>{{ trans('sales.payments.applied_amount') }}</th>
                                        <th></th>
                                    </tr>
                                    </thead>
                                    <tbody id="allocations-body">
                                    @foreach($formAllocations as $idx => $alloc)
                                        <tr data-alloc-row>
                                            <td>
                                                <input type="hidden" name="allocations[{{ $idx }}][invoice_id]" value="{{ $alloc['invoice_id'] ?? '' }}">
                                                <span>{{ $alloc['invoice_number'] ?? $alloc['invoice_id'] ?? '' }}</span>
                                            </td>
                                            <td>{{ $alloc['invoice_date'] ?? '' }}</td>
                                            <td>{{ number_format((float)($alloc['total_amount'] ?? 0), 2) }}</td>
                                            <td>{{ number_format((float)($alloc['balance'] ?? 0), 2) }}</td>
                                            <td>
                                                <input type="number" step="0.01" min="0.01" name="allocations[{{ $idx }}][applied_amount]" value="{{ $alloc['applied_amount'] ?? '' }}" class="form-control form-control-sm">
                                            </td>
                                            <td>
                                                <button type="button" class="btn btn-sm btn-light-danger" data-remove-alloc>{{ trans('sales.payments.remove_allocation') }}</button>
                                            </td>
                                        </tr>
                                    @endforeach
                                    </tbody>
                                </table>
                            </div>
                            <p class="text-muted fs-7 mt-3">{{ trans('sales.payments.no_allocations') }}</p>
                        </div>
                    </div>

                    <div class="d-flex justify-content-end">
                        <button type="submit" class="btn btn-primary">{{ trans('sales.payments.save') }}</button>
                    </div>
                </form>
            </div>
        </div>
    </div>

    <script>
    document.addEventListener('DOMContentLoaded', function () {
        const customerSelect = document.getElementById('customer_id');
        const loadBtn = document.getElementById('btn-load-invoices');
        const tbody = document.getElementById('allocations-body');
        let allocIndex = {{ count($formAllocations) }};

        loadBtn.addEventListener('click', function () {
            const customerId = customerSelect?.value;
            if (!customerId) {
                alert('{{ trans('sales.payments.customer_placeholder') }}');
                return;
            }

            fetch('{{ route('admin.dashboard.sales.payments.customer-invoices') }}?customer_id=' + customerId, {
                headers: { 'X-Requested-With': 'XMLHttpRequest' }
            })
            .then(r => r.json())
            .then(function (invoices) {
                invoices.forEach(function (inv) {
                    if (inv.balance <= 0) return;
                    const tr = document.createElement('tr');
                    tr.setAttribute('data-alloc-row', '');
                    tr.innerHTML = `
                        <td>
                            <input type="hidden" name="allocations[${allocIndex}][invoice_id]" value="${inv.id}">
                            <span>${inv.invoice_number}</span>
                        </td>
                        <td>${inv.invoice_date}</td>
                        <td>${parseFloat(inv.total_amount).toFixed(2)}</td>
                        <td>${parseFloat(inv.balance).toFixed(2)}</td>
                        <td>
                            <input type="number" step="0.01" min="0.01" max="${inv.balance}"
                                   name="allocations[${allocIndex}][applied_amount]"
                                   value="${parseFloat(inv.balance).toFixed(2)}"
                                   class="form-control form-control-sm">
                        </td>
                        <td>
                            <button type="button" class="btn btn-sm btn-light-danger" data-remove-alloc>{{ trans('sales.payments.remove_allocation') }}</button>
                        </td>`;
                    tbody.appendChild(tr);
                    allocIndex++;
                });
            });
        });

        tbody.addEventListener('click', function (e) {
            const btn = e.target.closest('[data-remove-alloc]');
            if (btn) btn.closest('tr').remove();
        });
    });
    </script>
@endsection

@section('js')
    <script type="text/javascript" src="{{ asset('vendor/jsvalidation/js/jsvalidation.js') }}"></script>
    {!! JsValidator::formRequest('App\Http\Requests\Admin\Sales\StoreSalesPaymentRequest', '#PaymentForm') !!}
@endsection