@extends('layouts.app')
@section('title', 'Customers')
@section('breadcrumb')
<li class="breadcrumb-item active">Customers</li>
@endsection
@section('content')

<div class="page-header d-flex justify-content-between align-items-center">
    <div>
        <h1 class="page-title"><i class="bi bi-people me-2" style="color:#1d4ed8;"></i>Customers</h1>
        <p class="page-subtitle">Manage customer profiles, dues and payments</p>
    </div>
    @can_permission('customers.create')
    <a href="{{ route('customers.create') }}" class="btn btn-primary">
        <i class="bi bi-person-plus me-1"></i> Add Customer
    </a>
    @endcan_permission
</div>

{{-- Stats Row --}}
<div class="row g-3 mb-3">
    <div class="col-6 col-xl-3">
        <div class="stat-card">
            <div class="stat-icon" style="background:#dbeafe;"><i class="bi bi-people" style="color:#1d4ed8;"></i></div>
            <div><div class="stat-value">{{ number_format($totalCustomers) }}</div><div class="stat-label">Total Customers</div></div>
        </div>
    </div>
    <div class="col-6 col-xl-3">
        <div class="stat-card">
            <div class="stat-icon" style="background:#d1fae5;"><i class="bi bi-person-check" style="color:#059669;"></i></div>
            <div><div class="stat-value">{{ number_format($activeCount) }}</div><div class="stat-label">Active</div></div>
        </div>
    </div>
    <div class="col-6 col-xl-3">
        <div class="stat-card">
            <div class="stat-icon" style="background:#fef3c7;"><i class="bi bi-person-exclamation" style="color:#d97706;"></i></div>
            <div><div class="stat-value">{{ number_format($withDueCount) }}</div><div class="stat-label">With Due Balance</div></div>
        </div>
    </div>
    <div class="col-6 col-xl-3">
        <div class="stat-card">
            <div class="stat-icon" style="background:#fee2e2;"><i class="bi bi-currency-exchange" style="color:#dc2626;"></i></div>
            <div><div class="stat-value" style="color:#dc2626;">৳{{ number_format($totalDue, 0) }}</div><div class="stat-label">Total Receivable</div></div>
        </div>
    </div>
</div>

{{-- Filters --}}
<div class="card mb-3">
    <div class="card-body py-2">
        <form method="GET" class="row g-2 align-items-center">
            <div class="col-12 col-md-4">
                <input type="text" name="search" class="form-control" placeholder="Search by name, phone, email..." value="{{ $search }}">
            </div>
            <div class="col-6 col-md-2">
                <select name="status" class="form-select">
                    <option value="">All Status</option>
                    <option value="active"   {{ $status === 'active'   ? 'selected' : '' }}>Active</option>
                    <option value="inactive" {{ $status === 'inactive' ? 'selected' : '' }}>Inactive</option>
                </select>
            </div>
            <div class="col-6 col-md-2">
                <select name="due" class="form-select">
                    <option value="">All</option>
                    <option value="with_due"  {{ $due === 'with_due'  ? 'selected' : '' }}>With Due</option>
                    <option value="over_limit"{{ $due === 'over_limit'? 'selected' : '' }}>Over Credit Limit</option>
                </select>
            </div>
            <div class="col-6 col-md-2">
                <select name="sort" class="form-select">
                    <option value="name"       {{ $sortBy === 'name'        ? 'selected' : '' }}>Sort: Name</option>
                    <option value="current_due"{{ $sortBy === 'current_due' ? 'selected' : '' }}>Sort: Due</option>
                    <option value="created_at" {{ $sortBy === 'created_at'  ? 'selected' : '' }}>Sort: Newest</option>
                </select>
            </div>
            <div class="col-auto d-flex gap-1">
                <button type="submit" class="btn btn-primary"><i class="bi bi-search"></i></button>
                <a href="{{ route('customers.index') }}" class="btn btn-outline-secondary"><i class="bi bi-x"></i></a>
            </div>
        </form>
    </div>
</div>

{{-- Table --}}
<div class="card">
    <div class="card-header d-flex justify-content-between align-items-center">
        <span><i class="bi bi-people me-2"></i>Customers ({{ $customers->total() }})</span>
    </div>
    <div class="card-body p-0">
        <div class="table-responsive">
            <table class="table mb-0">
                <thead>
                    <tr>
                        <th>Name</th>
                        <th>Phone</th>
                        <th>Email</th>
                        <th>Opening Balance</th>
                        <th>Current Due</th>
                        <th>Credit Limit</th>
                        <th>Sales</th>
                        <th>Status</th>
                        <th style="width:120px;">Actions</th>
                    </tr>
                </thead>
                <tbody>
                    @forelse($customers as $customer)
                    <tr>
                        <td>
                            <a href="{{ route('customers.show', $customer) }}" style="font-weight:700;color:#1d4ed8;text-decoration:none;">
                                {{ $customer->name }}
                            </a>
                            @if($customer->is_over_credit_limit)
                            <span class="badge bg-danger ms-1" style="font-size:.62rem;">Over Limit</span>
                            @endif
                        </td>
                        <td>{{ $customer->phone ?? '—' }}</td>
                        <td style="font-size:.825rem;">{{ $customer->email ?? '—' }}</td>
                        <td>৳{{ number_format($customer->opening_balance, 2) }}</td>
                        <td>
                            @if($customer->current_due > 0)
                            <span style="color:#dc2626;font-weight:700;">৳{{ number_format($customer->current_due, 2) }}</span>
                            @else
                            <span class="text-success"><i class="bi bi-check-circle"></i> Nil</span>
                            @endif
                        </td>
                        <td>{{ $customer->credit_limit > 0 ? '৳'.number_format($customer->credit_limit, 2) : '—' }}</td>
                        <td><span class="badge bg-secondary">{{ $customer->sales_count }}</span></td>
                        <td>
                            <span class="badge {{ $customer->is_active ? 'bg-success' : 'bg-danger' }}">
                                {{ $customer->is_active ? 'Active' : 'Inactive' }}
                            </span>
                        </td>
                        <td>
                            <div class="d-flex gap-1">
                                <a href="{{ route('customers.show', $customer) }}" class="btn btn-sm btn-outline-info" title="View"><i class="bi bi-eye"></i></a>
                                @can_permission('customers.edit')
                                <a href="{{ route('customers.edit', $customer) }}" class="btn btn-sm btn-outline-primary" title="Edit"><i class="bi bi-pencil"></i></a>
                                @endcan_permission
                                @can_permission('customers.delete')
                                <form method="POST" action="{{ route('customers.destroy', $customer) }}" onsubmit="return confirm('Delete customer \'{{ addslashes($customer->name) }}\'?')">
                                    @csrf @method('DELETE')
                                    <button class="btn btn-sm btn-outline-danger" title="Delete"><i class="bi bi-trash"></i></button>
                                </form>
                                @endcan_permission
                            </div>
                        </td>
                    </tr>
                    @empty
                    <tr>
                        <td colspan="9" class="text-center py-5 text-muted">
                            <i class="bi bi-people" style="font-size:2.5rem;display:block;margin-bottom:.5rem;"></i>
                            No customers found. <a href="{{ route('customers.create') }}">Add your first customer</a>.
                        </td>
                    </tr>
                    @endforelse
                </tbody>
            </table>
        </div>
    </div>
    @if($customers->hasPages())
    <div class="card-footer">{{ $customers->links() }}</div>
    @endif
</div>

@endsection