@extends('layouts.app')

@section('title', 'Payment Schedules')

@section('content')
<div class="container-fluid">
    <!-- Page Header -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="d-flex justify-content-between align-items-center">
                <div>
                    <h1 class="h3 mb-0 text-gray-800">
                        <i class="fas fa-calendar-alt mr-2"></i>Payment Schedules
                    </h1>
                    <nav aria-label="breadcrumb">
                        <ol class="breadcrumb">
                            <li class="breadcrumb-item">Reseller</li>
                            <li class="breadcrumb-item active">Payment Schedules</li>
                        </ol>
                    </nav>
                </div>
                <div>
                    <a href="{{ route('reseller.payment-schedules.reports') }}" class="btn btn-success mr-2">
                        <i class="fas fa-chart-bar mr-2"></i>Schedule Reports
                    </a>
                    <a href="{{ route('reseller.payment-schedules.monthly') }}" class="btn btn-info mr-2">
                        <i class="fas fa-calendar-alt mr-2"></i>Monthly Schedule
                    </a>
                    <a href="{{ route('reseller.payment-schedules.expired') }}" class="btn btn-warning mr-2">
                        <i class="fas fa-exclamation-triangle mr-2"></i>Expire Commitment
                    </a>
                    <a href="{{ route('reseller.payment-schedules.create') }}" class="btn btn-primary">
                        <i class="fas fa-plus mr-2"></i>Create Schedule
                    </a>
                </div>
            </div>
        </div>
    </div>

    @if(session('success'))
        <div class="alert alert-success alert-dismissible fade show" role="alert">
            <i class="fas fa-check-circle mr-2"></i>{{ session('success') }}
            <button type="button" class="close" data-dismiss="alert">
                <span>&times;</span>
            </button>
        </div>
    @endif

    @if(session('error'))
        <div class="alert alert-danger alert-dismissible fade show" role="alert">
            <i class="fas fa-exclamation-circle mr-2"></i>{{ session('error') }}
            <button type="button" class="close" data-dismiss="alert">
                <span>&times;</span>
            </button>
        </div>
    @endif

    <!-- Filters -->
    <div class="card mb-4">
        <div class="card-body">
            <form method="GET" action="{{ route('reseller.payment-schedules.index') }}" class="row">
                <div class="col-md-3 mb-2">
                    <label class="small mb-1">Provider</label>
                    <select name="provider_id" class="form-control">
                        <option value="">All Providers</option>
                        @foreach($providers as $provider)
                            <option value="{{ $provider->id }}" {{ request('provider_id') == $provider->id ? 'selected' : '' }}>
                                {{ $provider->company_name ?? $provider->name }}
                            </option>
                        @endforeach
                    </select>
                </div>
                <div class="col-md-3 mb-2">
                    <label class="small mb-1">Invoice</label>
                    <select name="invoice_id" class="form-control">
                        <option value="">All Invoices</option>
                        @foreach($invoices as $invoice)
                            <option value="{{ $invoice->id }}" {{ request('invoice_id') == $invoice->id ? 'selected' : '' }}>
                                {{ $invoice->bill_no ?? 'Invoice #' . $invoice->id }}
                            </option>
                        @endforeach
                    </select>
                </div>
                <div class="col-md-2 mb-2">
                    <label class="small mb-1">Payment Status</label>
                    <select name="payment_status" class="form-control">
                        <option value="">All Status</option>
                        <option value="pending" {{ request('payment_status') == 'pending' ? 'selected' : '' }}>Pending</option>
                        <option value="partial" {{ request('payment_status') == 'partial' ? 'selected' : '' }}>Partial</option>
                        <option value="paid" {{ request('payment_status') == 'paid' ? 'selected' : '' }}>Paid</option>
                    </select>
                </div>
                <div class="col-md-2 mb-2">
                    <label class="small mb-1">From Date</label>
                    <input type="date" name="from_date" class="form-control" value="{{ request('from_date') }}">
                </div>
                <div class="col-md-2 mb-2">
                    <label class="small mb-1">To Date</label>
                    <input type="date" name="to_date" class="form-control" value="{{ request('to_date') }}">
                </div>
                <div class="col-md-12">
                    <div class="d-flex align-items-end">
                        <button type="submit" class="btn btn-primary mr-2">
                            <i class="fas fa-filter mr-2"></i>Filter
                        </button>
                        <a href="{{ route('reseller.payment-schedules.index') }}" class="btn btn-secondary">
                            <i class="fas fa-times mr-2"></i>Clear
                        </a>
                    </div>
                </div>
            </form>
        </div>
    </div>

    <!-- Show Entries -->
    <div class="row mb-3">
        <div class="col-md-12 text-right">
            <form method="GET" action="{{ route('reseller.payment-schedules.index') }}" class="d-inline-block">
                @foreach(request()->except('per_page', 'page') as $key => $value)
                    @if(is_array($value))
                        @foreach($value as $k => $v)
                            <input type="hidden" name="{{ $key }}[{{ $k }}]" value="{{ $v }}">
                        @endforeach
                    @else
                        <input type="hidden" name="{{ $key }}" value="{{ $value }}">
                    @endif
                @endforeach
                <label class="mr-2">Show entries:</label>
                <select name="per_page" class="form-control d-inline-block" style="width: auto;" onchange="this.form.submit()">
                    <option value="10" {{ request('per_page', 20) == 10 ? 'selected' : '' }}>10</option>
                    <option value="20" {{ request('per_page', 20) == 20 ? 'selected' : '' }}>20</option>
                    <option value="25" {{ request('per_page', 20) == 25 ? 'selected' : '' }}>25</option>
                    <option value="50" {{ request('per_page', 20) == 50 ? 'selected' : '' }}>50</option>
                    <option value="100" {{ request('per_page', 20) == 100 ? 'selected' : '' }}>100</option>
                </select>
            </form>
        </div>
    </div>

    <!-- Table -->
    <div class="card">
        <div class="card-body p-0">
            <div class="table-responsive">
                <table class="table table-striped table-hover mb-0">
                    <thead>
                        <tr>
                            <th class="text-nowrap">#</th>
                            <th class="text-nowrap">Provider</th>
                            <th class="text-nowrap">Invoice #</th>
                            <th class="text-nowrap">Due Date</th>
                            <th class="text-nowrap">Amount</th>
                            <th class="text-nowrap">Committed Amount</th>
                            <th class="text-nowrap">Remaining</th>
                            <th class="text-nowrap">Status</th>
                            <th class="text-nowrap">Notes</th>
                            <th class="text-nowrap">Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        @php
                            $serial = ($schedules->currentPage() - 1) * $schedules->perPage();
                        @endphp
                        @forelse($schedules as $schedule)
                            @php
                                $remaining = $schedule->amount - $schedule->paid_amount;
                                $isOverdue = $schedule->due_date < now() && $schedule->payment_status !== 'paid';
                            @endphp
                            <tr class="{{ $isOverdue ? 'table-danger' : '' }}">
                                <td>{{ ++$serial }}</td>
                                <td>
                                    <strong>{{ $schedule->provider->company_name ?? $schedule->provider->name ?? 'N/A' }}</strong>
                                </td>
                                <td>
                                    @if($schedule->invoice_id)
                                        <a href="{{ route('reseller.purchase-invoices.show', $schedule->invoice_id) }}" class="text-primary">
                                            {{ $schedule->invoice->bill_no ?? 'Invoice #' . $schedule->invoice_id }}
                                        </a>
                                    @else
                                        <span class="text-muted">—</span>
                                    @endif
                                </td>
                                <td>
                                    <strong class="{{ $isOverdue ? 'text-danger' : '' }}">
                                        {{ $schedule->due_date->format('d M Y') }}
                                    </strong>
                                </td>
                                <td>BDT {{ number_format($schedule->amount, 2) }}</td>
                                <td class="text-success">BDT {{ number_format($schedule->paid_amount, 2) }}</td>
                                <td class="{{ $remaining > 0 ? 'text-danger' : 'text-success' }}">
                                    BDT {{ number_format($remaining, 2) }}
                                </td>
                                <td>
                                    @if($schedule->payment_status == 'paid')
                                        <span class="badge bg-success">Paid</span>
                                    @elseif($schedule->payment_status == 'partial')
                                        <span class="badge bg-warning">Partial</span>
                                    @else
                                        <span class="badge bg-danger">Pending</span>
                                    @endif
                                </td>
                                <td>
                                    <small class="text-muted">{{ $schedule->notes ? \Illuminate\Support\Str::limit($schedule->notes, 30) : '—' }}</small>
                                </td>
                                <td>
                                    <div class="btn-group" role="group">
                                        <a href="{{ route('reseller.payment-schedules.show', $schedule->id) }}" class="btn btn-sm btn-info" title="View">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                        <a href="{{ route('reseller.payment-schedules.edit', $schedule->id) }}" class="btn btn-sm btn-warning" title="Edit">
                                            <i class="fas fa-edit"></i>
                                        </a>
                                        <form action="{{ route('reseller.payment-schedules.destroy', $schedule->id) }}" method="POST" class="d-inline" onsubmit="return confirm('Are you sure you want to delete this payment schedule?');">
                                            @csrf
                                            @method('DELETE')
                                            <button type="submit" class="btn btn-sm btn-danger" title="Delete">
                                                <i class="fas fa-trash"></i>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="10" class="text-center text-muted py-4">
                                    <i class="fas fa-calendar-times fa-2x mb-2"></i>
                                    <p>No payment schedules found</p>
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>
        @if($schedules->hasPages())
            <div class="card-footer">
                {{ $schedules->withQueryString()->links() }}
            </div>
        @endif
    </div>
</div>
@endsection