@extends('layouts.master')
@section('title') Budgets @endsection
@section('content')
@component('components.breadcrumb')
@slot('li_1') Administration @endslot
@slot('title') Budgets @endslot
@endcomponent

@if(session('success'))
<div class="alert alert-success alert-dismissible fade show">{{ session('success') }}<button type="button" class="btn-close" data-bs-dismiss="alert"></button></div>
@endif

<div class="row">
    <div class="col-12">
        <div class="card">
            <div class="card-header d-flex align-items-center">
                <h5 class="card-title mb-0 flex-grow-1">Budgets — {{ $fiscalYear }}</h5>
                <form method="GET" class="d-flex align-items-center gap-2">
                    <label class="text-muted mb-0">Fiscal Year</label>
                    <select name="fy" class="form-select form-select-sm" style="width:auto" onchange="this.form.submit()">
                        @foreach($years as $y)<option value="{{ $y }}" @selected($y === $fiscalYear)>{{ $y }}</option>@endforeach
                    </select>
                </form>
            </div>
            <div class="card-body">
                <p class="text-muted">Set each cost centre's allocation for the year. <strong>Committed</strong> (encumbered at PO) and <strong>Spent</strong> (paid) are maintained by the system; <strong>Balance</strong> = allocation − committed − spent. Budget control is advisory (warn-but-allow).</p>

                <div class="table-responsive">
                    <table class="table table-hover align-middle mb-0">
                        <thead class="table-light">
                            <tr>
                                <th>Cost Centre</th>
                                <th class="text-end">Allocation (JMD)</th>
                                <th class="text-end">Committed</th>
                                <th class="text-end">Spent</th>
                                <th class="text-end">Balance</th>
                                <th style="width:120px">Utilisation</th>
                                <th class="text-end">Save</th>
                            </tr>
                        </thead>
                        <tbody>
                            @forelse($costCentres as $cc)
                            @php $b = $cc->budgets->firstWhere('fiscal_year', $fiscalYear); @endphp
                            <tr>
                                <form method="POST" action="{{ route('admin.budgets.update', $cc) }}">
                                    @csrf @method('PUT')
                                    <input type="hidden" name="fiscal_year" value="{{ $fiscalYear }}">
                                    <td>
                                        <span class="fw-medium">{{ $cc->code }}</span> — {{ $cc->name }}
                                        <small class="text-muted d-block">{{ $cc->formation?->path ?? '—' }}</small>
                                    </td>
                                    <td class="text-end" style="width:180px">
                                        <input type="number" step="0.01" min="0" name="allocation" class="form-control form-control-sm text-end" value="{{ old('allocation', $b->allocation ?? 0) }}">
                                    </td>
                                    <td class="text-end text-muted">{{ number_format((float) ($b->committed ?? 0), 2) }}</td>
                                    <td class="text-end text-muted">{{ number_format((float) ($b->spent ?? 0), 2) }}</td>
                                    <td class="text-end fw-medium {{ $b && $b->balance < 0 ? 'text-danger' : '' }}">{{ number_format($b->balance ?? 0, 2) }}</td>
                                    <td>
                                        @php $util = $b->utilization ?? 0; @endphp
                                        <div class="progress" style="height:16px" title="{{ $util }}%">
                                            <div class="progress-bar bg-{{ $util > 100 ? 'danger' : ($util > 85 ? 'warning' : 'success') }}" style="width: {{ min($util, 100) }}%">{{ $util }}%</div>
                                        </div>
                                    </td>
                                    <td class="text-end"><button class="btn btn-sm btn-soft-primary">Save</button></td>
                                </form>
                            </tr>
                            @empty
                            <tr><td colspan="7" class="text-center text-muted py-4">No active cost centres. <a href="{{ route('admin.cost-centres.create') }}">Create one</a>.</td></tr>
                            @endforelse
                        </tbody>
                        @if($costCentres->isNotEmpty())
                        <tfoot class="table-light">
                            <tr class="fw-semibold">
                                <td>Total</td>
                                <td class="text-end">{{ number_format($totals['allocation'], 2) }}</td>
                                <td class="text-end">{{ number_format($totals['committed'], 2) }}</td>
                                <td class="text-end">{{ number_format($totals['spent'], 2) }}</td>
                                <td class="text-end {{ $totals['balance'] < 0 ? 'text-danger' : '' }}">{{ number_format($totals['balance'], 2) }}</td>
                                <td colspan="2"></td>
                            </tr>
                        </tfoot>
                        @endif
                    </table>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection