@extends('reports.pdf.layout')

@section('title', $data['meta']['title'])

@php
    $meta      = $data['meta'];
    $kpis      = $data['kpis'];
    $pie       = $data['pie'];
    $evolution = $data['evolution'];
    $rows      = $data['rows'];

    $fmtNum = function ($v, $unit = '') {
        if ($v === null) return '—';
        $s = is_numeric($v) ? number_format((float) $v, 1, ',', ' ') : (string) $v;
        return trim($s . ' ' . $unit);
    };

    // Pie geometry.
    $pieRadius = 50; $pieCx = 60; $pieCy = 60;
    $totalPie = array_sum(array_column($pie, 'value'));
    $pieSlices = [];
    $accAngle = -90;
    foreach ($pie as $p) {
        if ($totalPie <= 0) break;
        $sweep = ($p['value'] / $totalPie) * 360;
        if ($sweep <= 0) continue;
        $isFull = $sweep >= 359.999;
        if ($isFull) {
            $path = null;
        } else {
            $rad1 = deg2rad($accAngle);
            $rad2 = deg2rad($accAngle + $sweep);
            $x1 = $pieCx + $pieRadius * cos($rad1); $y1 = $pieCy + $pieRadius * sin($rad1);
            $x2 = $pieCx + $pieRadius * cos($rad2); $y2 = $pieCy + $pieRadius * sin($rad2);
            $largeArc = $sweep > 180 ? 1 : 0;
            $path = sprintf('M %s %s L %.2f %.2f A %s %s 0 %d 1 %.2f %.2f Z', $pieCx, $pieCy, $x1, $y1, $pieRadius, $pieRadius, $largeArc, $x2, $y2);
        }
        $pieSlices[] = ['path' => $path, 'color' => $p['color'], 'label' => $p['label'], 'value' => $p['value']];
        $accAngle += $sweep;
    }

    // Line geometry.
    $lineW = 320; $lineH = 140; $linePadX = 30; $linePadY = 22;
    $lineSlot = count($evolution) > 1 ? ($lineW - 2 * $linePadX) / (count($evolution) - 1) : 0;
@endphp

@section('content')
    <div class="header-band" style="background-color: #10B981;">
        <div class="eyebrow">DADYCAR FLEET MANAGER</div>
        <h1 class="title">{{ $meta['title'] }}</h1>
        <div class="meta">
            <span class="badge">Durabilité ESG</span>
            <span class="badge">{{ $meta['code'] }}</span>
            Période : {{ $meta['period']['label'] }} · {{ $meta['site_label'] }} ·
            {{ $meta['total_vehicles'] }} véhicules ·
            Généré le {{ $meta['generated_at']->locale('fr')->isoFormat('D MMMM YYYY') }}
        </div>
    </div>

    <h3 class="section-title">Indicateurs clés</h3>
    <div class="kpi-grid">
        <div class="kpi-row">
            <div class="kpi-card">
                <div class="kpi-label">Part thermique</div>
                <div class="kpi-value">{{ number_format($kpis['thermal_share']['value'], 1, ',', ' ') }}<span class="kpi-unit">{{ $kpis['thermal_share']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['thermal_share']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Part propre</div>
                <div class="kpi-value">{{ number_format($kpis['clean_share']['value'], 1, ',', ' ') }}<span class="kpi-unit">{{ $kpis['clean_share']['unit'] }}</span></div>
                <div class="kpi-delta delta-up">{{ $kpis['clean_share']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Émissions moyennes</div>
                <div class="kpi-value">{{ $kpis['avg_emissions_mix']['value'] !== null ? number_format($kpis['avg_emissions_mix']['value'], 0, ',', ' ') : '—' }}<span class="kpi-unit">{{ $kpis['avg_emissions_mix']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['avg_emissions_mix']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">CO₂ total</div>
                <div class="kpi-value">{{ $fmtNum($kpis['total_co2_mix']['value']) }}<span class="kpi-unit">{{ $kpis['total_co2_mix']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['total_co2_mix']['delta_label'] }}</div>
            </div>
        </div>
    </div>

    <div class="two-col" style="margin-top: 12pt;">
        <div class="col">
            <h3 class="section-title">Mix énergétique actuel</h3>
            @if ($totalPie > 0)
                <table style="width: 100%; border-collapse: collapse;">
                    <tr>
                        <td style="vertical-align: middle; width: 130pt;">
                            <svg width="120" height="120" viewBox="0 0 120 120" xmlns="http://www.w3.org/2000/svg">
                                @foreach ($pieSlices as $s)
                                    @if ($s['path'] === null)
                                        <circle cx="{{ $pieCx }}" cy="{{ $pieCy }}" r="{{ $pieRadius }}" fill="{{ $s['color'] }}" stroke="#FFF" stroke-width="0.8" />
                                    @else
                                        <path d="{{ $s['path'] }}" fill="{{ $s['color'] }}" stroke="#FFF" stroke-width="0.8" />
                                    @endif
                                @endforeach
                            </svg>
                        </td>
                        <td style="vertical-align: middle;">
                            @foreach ($pieSlices as $s)
                                <div style="font-size: 8.5pt; padding: 1pt 0;">
                                    <span style="display:inline-block;width:7pt;height:7pt;background:{{ $s['color'] }};border-radius:1pt;margin-right:5pt;"></span>
                                    <strong>{{ $s['label'] }}</strong> — {{ $s['value'] }}
                                </div>
                            @endforeach
                        </td>
                    </tr>
                </table>
            @else
                <p style="color:#6B7280; font-style: italic;">Pas de données.</p>
            @endif
        </div>
        <div class="col">
            <h3 class="section-title">Évolution du mix sur 12 mois (%)</h3>
            <svg width="{{ $lineW }}" height="{{ $lineH }}" viewBox="0 0 {{ $lineW }} {{ $lineH }}" xmlns="http://www.w3.org/2000/svg" style="background: #F9FAFB; border: 1pt solid #E5E7EB; border-radius: 4pt;">
                <line x1="{{ $linePadX }}" y1="{{ $lineH - $linePadY }}" x2="{{ $lineW - $linePadX }}" y2="{{ $lineH - $linePadY }}" stroke="#D1D5DB" stroke-width="0.5"/>
                @php $px1=null;$py1=null;$px2=null;$py2=null;$px3=null;$py3=null; @endphp
                @foreach ($evolution as $i => $e)
                    @php
                        $x = $linePadX + $i * $lineSlot;
                        $y1 = $lineH - $linePadY - (($e['thermique']  / 100) * ($lineH - 2 * $linePadY));
                        $y2 = $lineH - $linePadY - (($e['hybride']    / 100) * ($lineH - 2 * $linePadY));
                        $y3 = $lineH - $linePadY - (($e['electrique'] / 100) * ($lineH - 2 * $linePadY));
                    @endphp
                    @if ($px1 !== null)
                        <line x1="{{ $px1 }}" y1="{{ $py1 }}" x2="{{ $x }}" y2="{{ $y1 }}" stroke="#6B7280" stroke-width="2" />
                        <line x1="{{ $px2 }}" y1="{{ $py2 }}" x2="{{ $x }}" y2="{{ $y2 }}" stroke="#F59E0B" stroke-width="2" />
                        <line x1="{{ $px3 }}" y1="{{ $py3 }}" x2="{{ $x }}" y2="{{ $y3 }}" stroke="#10B981" stroke-width="2" />
                    @endif
                    <circle cx="{{ $x }}" cy="{{ $y1 }}" r="2.5" fill="#6B7280" />
                    <circle cx="{{ $x }}" cy="{{ $y2 }}" r="2.5" fill="#F59E0B" />
                    <circle cx="{{ $x }}" cy="{{ $y3 }}" r="2.5" fill="#10B981" />
                    <text x="{{ $x }}" y="{{ $lineH - $linePadY + 12 }}" font-size="7.5" text-anchor="middle" fill="#6B7280">{{ $e['label'] }}</text>
                    @php $px1=$x;$py1=$y1;$px2=$x;$py2=$y2;$px3=$x;$py3=$y3; @endphp
                @endforeach
            </svg>
        </div>
    </div>

    <h3 class="section-title">Émissions CO₂ par énergie</h3>
    <table class="data">
        <tr>
            <th>Énergie</th>
            <th class="num">Véhicules</th>
            <th class="num">% du parc</th>
            <th class="num">CO₂ total (T)</th>
            <th class="num">g/km moyen</th>
        </tr>
        @foreach ($rows as $r)
            <tr>
                <td>{{ $r['energy'] }}</td>
                <td class="num">{{ $r['count'] }}</td>
                <td class="num">{{ number_format($r['pct'], 1, ',', ' ') }}%</td>
                <td class="num">{{ number_format($r['co2_t'], 1, ',', ' ') }}</td>
                <td class="num">{{ $r['avg'] }}</td>
            </tr>
        @endforeach
    </table>
@endsection