@extends('layouts.app')

@section('title', 'Panel Financiero')

@section('content')
<div class="container-fluid p-0">
    <!-- Header -->
    <div class="d-flex flex-column flex-md-row justify-content-between align-items-start align-items-md-center mb-4 gap-3">
        <div>
            <nav aria-label="breadcrumb">
                <ol class="breadcrumb mb-1">
                    <li class="breadcrumb-item"><a href="{{ route('dashboard') }}">Inicio</a></li>
                    <li class="breadcrumb-item active" aria-current="page">Finanzas</li>
                </ol>
            </nav>
            <h2 class="fw-bold mb-0" style="color: #0B1F3A;"><i class="fa-solid fa-file-invoice-dollar me-2" style="color: #C9A227;"></i> Gestión Financiera</h2>
        </div>
        <div class="d-flex gap-2">
            <a href="{{ route('facturas.index') }}" class="btn btn-primary-gradient fw-semibold rounded-pill px-3">
                <i class="fa-solid fa-receipt me-1" style="color: #C9A227;"></i> Facturación y Cobros
            </a>
            <a href="{{ route('gastos.index') }}" class="btn btn-outline-primary fw-semibold rounded-pill px-3">
                <i class="fa-solid fa-money-bill-transfer me-1"></i> Caja Chica / Gastos
            </a>
        </div>
    </div>

    <!-- Filtros de mes/año -->
    <div class="card border-0 shadow-sm rounded-4 mb-4" style="background: #ffffff; border: 1px solid rgba(201, 162, 39, 0.28) !important;">
        <div class="card-body p-3">
            <form action="{{ route('finanzas.dashboard') }}" method="GET" class="row g-3 align-items-end">
                <div class="col-md-3">
                    <label class="form-label small fw-semibold" style="color: #0B1F3A;">Mes</label>
                    <select name="mes" class="form-select" style="border-color: rgba(201, 162, 39, 0.35);">
                        @for($m=1; $m<=12; $m++)
                            <option value="{{ $m }}" {{ $mes == $m ? 'selected' : '' }}>
                                {{ Carbon\Carbon::create()->month($m)->locale('es')->monthName }}
                            </option>
                        @endfor
                    </select>
                </div>
                <div class="col-md-3">
                    <label class="form-label small fw-semibold" style="color: #0B1F3A;">Año</label>
                    <select name="anio" class="form-select" style="border-color: rgba(201, 162, 39, 0.35);">
                        @for($y = date('Y'); $y >= 2024; $y--)
                            <option value="{{ $y }}" {{ $anio == $y ? 'selected' : '' }}>{{ $y }}</option>
                        @endfor
                    </select>
                </div>
                <div class="col-md-2">
                    <button type="submit" class="btn btn-primary-gradient w-100 fw-semibold">
                        <i class="fa-solid fa-filter me-1" style="color: #C9A227;"></i> Filtrar
                    </button>
                </div>
            </form>
        </div>
    </div>

    <!-- KPIs -->
    <div class="row g-4 mb-4">
        <div class="col-md-4">
            <div class="card border-0 shadow-sm rounded-4 text-white h-100" style="background: linear-gradient(135deg, #0B1F3A 0%, #162e54 100%); border: 1px solid rgba(201, 162, 39, 0.35) !important;">
                <div class="card-body p-4 d-flex align-items-center justify-content-between">
                    <div>
                        <h6 class="fw-semibold mb-1" style="color: #F5F1E8; opacity: 0.85;">Ingresos del Mes</h6>
                        <h2 class="fw-bold mb-0" style="color: #C9A227;">S/ {{ number_format($ingresosMes, 2) }}</h2>
                    </div>
                    <div class="rounded-circle p-3 d-flex align-items-center justify-content-center" style="width: 60px; height: 60px; background: rgba(201, 162, 39, 0.2);">
                        <i class="fa-solid fa-arrow-trend-up fs-3" style="color: #C9A227;"></i>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-4">
            <div class="card border-0 shadow-sm rounded-4 h-100" style="background: #F5F1E8; border: 1.5px solid rgba(201, 162, 39, 0.35) !important;">
                <div class="card-body p-4 d-flex align-items-center justify-content-between">
                    <div>
                        <h6 class="fw-semibold mb-1" style="color: #555555;">Egresos del Mes</h6>
                        <h2 class="fw-bold mb-0" style="color: #0B1F3A;">S/ {{ number_format($egresosMes, 2) }}</h2>
                    </div>
                    <div class="rounded-circle p-3 d-flex align-items-center justify-content-center" style="width: 60px; height: 60px; background: rgba(201, 162, 39, 0.2);">
                        <i class="fa-solid fa-arrow-trend-down fs-3" style="color: #C9A227;"></i>
                    </div>
                </div>
            </div>
        </div>
        <div class="col-md-4">
            <div class="card border-0 shadow-sm rounded-4 text-white h-100" style="background: linear-gradient(135deg, #071324 0%, #0B1F3A 100%); border: 1.5px solid #C9A227 !important;">
                <div class="card-body p-4 d-flex align-items-center justify-content-between">
                    <div>
                        <h6 class="fw-semibold mb-1" style="color: #F5F1E8; opacity: 0.85;">Balance Neto</h6>
                        <h2 class="fw-bold mb-0" style="color: #ffffff;">S/ {{ number_format($balanceNeto, 2) }}</h2>
                    </div>
                    <div class="rounded-circle p-3 d-flex align-items-center justify-content-center" style="width: 60px; height: 60px; background: rgba(201, 162, 39, 0.25);">
                        <i class="fa-solid fa-scale-balanced fs-3" style="color: #C9A227;"></i>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Gráfico y Cuentas por Cobrar -->
    <div class="row g-4">
        <div class="col-lg-8">
            <div class="card border-0 shadow-sm rounded-4 h-100">
                <div class="card-header bg-white border-0 pt-4 pb-0 px-4">
                    <h5 class="fw-bold"><i class="fa-solid fa-chart-column me-2" style="color: #C9A227;"></i> Flujo Anual ({{ $anio }})</h5>
                </div>
                <div class="card-body p-4">
                    <canvas id="financeChart" height="100"></canvas>
                </div>
            </div>
        </div>
        <div class="col-lg-4">
            <div class="card border-0 shadow-sm rounded-4 h-100 bg-white" style="border: 1px solid rgba(201, 162, 39, 0.35) !important;">
                <div class="card-body p-4 text-center d-flex flex-column justify-content-center">
                    <div class="rounded-circle p-4 mx-auto mb-3 d-flex align-items-center justify-content-center" style="width: 80px; height: 80px; background: rgba(201, 162, 39, 0.15);">
                        <i class="fa-solid fa-hand-holding-dollar fs-1" style="color: #C9A227;"></i>
                    </div>
                    <h5 class="fw-bold text-dark">Cuentas por Cobrar</h5>
                    <p class="text-muted small">Total de deuda pendiente global de todos los clientes a la fecha.</p>
                    <h1 class="fw-bold mb-4" style="color: #0B1F3A;">S/ {{ number_format($cuentasPorCobrar, 2) }}</h1>
                    <a href="{{ route('facturas.index') }}" class="btn fw-semibold rounded-pill px-4 shadow-sm" style="background: #C9A227; color: #0B1F3A; border: none;">Ver Facturas Pendientes</a>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection

@section('scripts')
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<script>
    document.addEventListener('DOMContentLoaded', function() {
        const ctx = document.getElementById('financeChart').getContext('2d');
        const chartIngresos = @json($chartIngresos);
        const chartEgresos = @json($chartEgresos);
        const months = ['Ene', 'Feb', 'Mar', 'Abr', 'May', 'Jun', 'Jul', 'Ago', 'Sep', 'Oct', 'Nov', 'Dic'];

        new Chart(ctx, {
            type: 'bar',
            data: {
                labels: months,
                datasets: [
                    {
                        label: 'Ingresos',
                        data: chartIngresos,
                        backgroundColor: 'rgba(11, 31, 58, 0.85)',
                        borderColor: '#0B1F3A',
                        borderWidth: 1,
                        borderRadius: 4
                    },
                    {
                        label: 'Egresos',
                        data: chartEgresos,
                        backgroundColor: 'rgba(201, 162, 39, 0.85)',
                        borderColor: '#C9A227',
                        borderWidth: 1,
                        borderRadius: 4
                    }
                ]
            },
            options: {
                responsive: true,
                plugins: {
                    legend: {
                        position: 'top',
                    }
                },
                scales: {
                    y: {
                        beginAtZero: true,
                        ticks: {
                            callback: function(value) {
                                return 'S/ ' + value;
                            }
                        }
                    }
                }
            }
        });
    });
</script>
@endsection