@extends('admin.layout')

@section('title', __('Tableau de bord'))

@section('content')
<style>
    .metric-card {
        border-radius: 14px;
        border: 1px solid rgba(0,0,0,0.04);
        padding: 1rem 1.25rem;
        background: #fff;
        box-shadow: 0 8px 20px rgba(24,32,79,0.08);
        display: flex;
        justify-content: space-between;
        align-items: center;
        transition: transform 0.2s ease, box-shadow 0.2s ease;
    }
    .metric-card:hover {
        transform: translateY(-3px);
        box-shadow: 0 14px 28px rgba(24,32,79,0.12);
    }
    .metric-icon {
        width: 46px;
        height: 46px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.35rem;
    }
    .metric-content h4 {
        margin: 0;
        font-size: 1.65rem;
        font-weight: 400;
    }
    .metric-content small {
        color: #8b91a7;
        font-size: 0.85rem;
    }
    .dashboard-section {
        background: white;
        border-radius: 14px;
        border: 1px solid rgba(0,0,0,0.03);
        box-shadow: 0 10px 30px rgba(20,23,55,0.08);
        margin-bottom: 1.75rem;
    }
    .dashboard-header {
        padding: 1rem 1.25rem;
        border-bottom: 1px solid #f1f3f8;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .dashboard-title {
        font-weight: 300;
        font-family: 'Ubuntu', sans-serif;
        font-size: 1rem;
        margin: 0;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }
    .dashboard-body {
        padding: 1.25rem;
    }
    .chart-card canvas {
        width: 100%;
    }
    .status-item {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.65rem 0;
        border-bottom: 1px solid #f5f6fb;
    }
    .status-item:last-child {
        border-bottom: none;
    }
    .status-dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        margin-right: 0.65rem;
    }
    .quick-action-btn {
        border-radius: 12px;
        border: 1px solid rgba(0,0,0,0.06);
        padding: 0.85rem;
        display: flex;
        gap: 0.75rem;
        align-items: center;
        transition: all 0.2s ease;
    }
    .quick-action-btn:hover {
        border-color: var(--btn-color);
        background: var(--btn-color);
        color: #fff;
        transform: translateY(-2px);
    }
    .quick-action-icon {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(0,0,0,0.05);
    }
</style>

@php
    $statusLabels = [__('Actives'), __('Terminées'), __('En cours'), __('Brouillons')];
    $statusValues = [
        $activeCampaigns,
        $completedCampaigns,
        $processingCampaigns,
        $draftCampaigns
    ];
    $recentChartLabels = $recentCampaigns->isNotEmpty()
        ? $recentCampaigns->pluck('name')->map(function($name) {
            return strlen($name) > 20 ? substr($name, 0, 17) . '...' : $name;
        })->values()
        : collect([__('Aucune campagne')]);
    $recentChartData = $recentCampaigns->isNotEmpty()
        ? $recentCampaigns->map(fn($campaign) => $campaign->excelFile->row_count ?? 0)->values()
        : collect([0]);
    $colorPalette = [
        'rgba(0,0,255,0.8)',
        'rgba(13,202,240,0.8)',
        'rgba(25,135,84,0.8)',
        'rgba(255,193,7,0.8)',
        'rgba(111,66,193,0.8)',
        'rgba(253,126,20,0.8)'
    ];
    $recentChartColors = $recentChartData
        ->map(function ($value, $index) use ($colorPalette) {
            return $colorPalette[$index % count($colorPalette)];
        })
        ->values();
@endphp

<div class="row mb-4">
    <div class="col-12 d-flex justify-content-between align-items-center flex-wrap gap-2">
        <div>
            <h1 class="h3 mb-1" style="font-weight: 300;">{{ __('Tableau de bord') }}</h1>
            <p class="text-muted mb-0" style="font-size: 0.95rem; font-weight: 300;">{{ __('Vue consolidée de vos campagnes et listings') }}</p>
        </div>
        @if (Route::has('admin.campaigns.create'))
            <a href="{{ route('admin.campaigns.create') }}" class="btn btn-primary btn-sm" style="font-weight: 300;">
                <i class="bi bi-plus-circle me-2"></i>{{ __('Nouvelle campagne') }}
            </a>
        @endif
    </div>
</div>

<!-- Statistiques principales -->
<div class="row g-3 mb-4">
    <div class="col-sm-6 col-xl-3">
        <div class="metric-card">
            <div class="metric-content">
                <small>{{ __('Campagnes') }}</small>
                <h4>{{ $totalCampaigns }}</h4>
                <small>{{ __(':active actives · :completed terminées', ['active' => $activeCampaigns, 'completed' => $completedCampaigns]) }}</small>
            </div>
            <div class="metric-icon" style="background: rgba(0,0,255,0.1); color: #0000FF;">
                <i class="bi bi-megaphone"></i>
            </div>
        </div>
    </div>
    <div class="col-sm-6 col-xl-3">
        <div class="metric-card">
            <div class="metric-content">
                <small>{{ __('Fichiers Excel') }}</small>
                <h4>{{ $totalExcelFiles }}</h4>
                <small>{{ trans_choice('messages.rows', $totalRows, ['count' => number_format($totalRows, 0, ',', ' ')]) }}</small>
            </div>
            <div class="metric-icon" style="background: rgba(13,202,240,0.15); color: #0dcaf0;">
                <i class="bi bi-file-earmark-spreadsheet"></i>
            </div>
        </div>
    </div>
    <div class="col-sm-6 col-xl-3">
        <div class="metric-card">
            <div class="metric-content">
                <small>{{ __('Templates') }}</small>
                <h4>{{ $totalTemplates }}</h4>
                <small>{{ __('PDF prêts à l’envoi') }}</small>
            </div>
            <div class="metric-icon" style="background: rgba(25,135,84,0.12); color: #198754;">
                <i class="bi bi-file-earmark-text"></i>
            </div>
        </div>
    </div>
    <div class="col-sm-6 col-xl-3">
        <div class="metric-card">
            <div class="metric-content">
                <small>{{ __('Configs email') }}</small>
                <h4>{{ $totalEmailConfigs }}</h4>
                <small>{{ $activeEmailConfig?->name ?? __('Aucune active') }}</small>
            </div>
            <div class="metric-icon" style="background: rgba(255,193,7,0.18); color: #ffc107;">
                <i class="bi bi-envelope-paper"></i>
            </div>
        </div>
    </div>
</div>

<!-- Graphiques -->
<div class="row g-3 mb-4">
    <div class="col-lg-6">
        <div class="dashboard-section chart-card">
            <div class="dashboard-header">
                <h6 class="dashboard-title">
                    <i class="bi bi-graph-up"></i>{{ __('Répartition des statuts') }}
                </h6>
            </div>
            <div class="dashboard-body">
                <canvas id="statusChart" height="220"></canvas>
            </div>
        </div>
    </div>
    <div class="col-lg-6">
        <div class="dashboard-section chart-card">
            <div class="dashboard-header">
                <h6 class="dashboard-title">
                    <i class="bi bi-bar-chart"></i>{{ __('Contacts par campagne récente') }}
                </h6>
            </div>
            <div class="dashboard-body">
                <canvas id="recentChart" height="220"></canvas>
            </div>
        </div>
    </div>
</div>

<!-- Dernières campagnes -->
<div class="row mb-3 mt-0">
    <div class="col-12">
        <div class="dashboard-section">
            <div class="dashboard-header" style="justify-content: space-between;">
                <h6 class="dashboard-title">
                    <i class="bi bi-clock-history"></i>
                    {{ __('Dernières campagnes') }}
                </h6>
                <a href="{{ route('admin.campaigns.index') }}" class="btn btn-sm btn-outline-primary" style="font-weight: 300; padding: 0.25rem 0.75rem;">
                    {{ __('Voir toutes') }} <i class="bi bi-arrow-right ms-1"></i>
                </a>
            </div>
            <div class="dashboard-body" style="padding: 0;">
                @if($recentCampaigns->isEmpty())
                    <div class="text-center py-5">
                        <i class="bi bi-inbox" style="font-size: 3rem; color: #dee2e6;"></i>
                        <p class="text-muted mt-3 mb-0" style="font-weight: 300;">{{ __('Aucune campagne pour le moment') }}</p>
                    </div>
                @else
                    <div class="table-responsive">
                        <table class="table table-hover mb-0" style="font-size: 0.9rem;">
                            <thead style="background: #f8f9fa; font-weight: 400;">
                                <tr>
                                    <th class="px-3" style="border-bottom: 1px solid #dee2e6; font-weight: 300; padding-top: 0.25rem; padding-bottom: 0.25rem;">{{ __('Nom') }}</th>
                                    <th class="px-3" style="border-bottom: 1px solid #dee2e6; font-weight: 300; padding-top: 0.25rem; padding-bottom: 0.25rem;">{{ __('Ouverte par') }}</th>
                                    <th class="px-3" style="border-bottom: 1px solid #dee2e6; font-weight: 300; padding-top: 0.25rem; padding-bottom: 0.25rem;">{{ __('Liste Excel') }}</th>
                                    <th class="px-3" style="border-bottom: 1px solid #dee2e6; font-weight: 300; padding-top: 0.25rem; padding-bottom: 0.25rem;">{{ __('Template') }}</th>
                                    <th class="px-3" style="border-bottom: 1px solid #dee2e6; font-weight: 300; padding-top: 0.25rem; padding-bottom: 0.25rem;">{{ __('Statut') }}</th>
                                    <th class="px-3" style="border-bottom: 1px solid #dee2e6; font-weight: 300; padding-top: 0.25rem; padding-bottom: 0.25rem;">{{ __('Créé le') }}</th>
                                </tr>
                            </thead>
                            <tbody>
                                @foreach($recentCampaigns as $campaign)
                                    <tr>
                                        <td class="px-3" style="border-bottom: 1px solid #f0f0f0; padding-top: 0.2rem; padding-bottom: 0.2rem;">
                                            <div class="d-flex align-items-center">
                                                <div class="bg-primary bg-opacity-10 rounded-circle p-1 me-2" style="width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;">
                                                    <i class="bi bi-megaphone text-primary" style="font-size: 0.85rem;"></i>
                                                </div>
                                                <span style="font-weight: 300; font-size: 0.95rem;">{{ $campaign->name }}</span>
                                            </div>
                                        </td>
                                        <td class="px-3" style="border-bottom: 1px solid #f0f0f0; padding-top: 0.2rem; padding-bottom: 0.2rem;">
                                            @if($campaign->user)
                                                <div class="d-flex align-items-center">
                                                    <div class="bg-info bg-opacity-10 rounded-circle p-1 me-2" style="width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;">
                                                        <i class="bi bi-person text-info" style="font-size: 0.85rem;"></i>
                                                    </div>
                                                    <span style="font-weight: 300; font-size: 0.95rem;">{{ $campaign->user->name }}</span>
                                                </div>
                                            @else
                                                <span class="text-muted" style="font-size: 0.9rem; font-weight: 300;">
                                                    <i class="bi bi-dash-circle me-1"></i>-
                                                </span>
                                            @endif
                                        </td>
                                        <td class="px-3" style="border-bottom: 1px solid #f0f0f0; padding-top: 0.2rem; padding-bottom: 0.2rem;">
                                            @if($campaign->excelFile)
                                                <span class="badge bg-info" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-file-earmark-spreadsheet me-1"></i>{{ $campaign->excelFile->name }}
                                                </span>
                                                <small class="text-muted ms-2" style="font-size: 0.85rem;">{{ trans_choice('messages.rows', $campaign->excelFile->row_count, ['count' => number_format($campaign->excelFile->row_count, 0, ',', ' ')]) }}</small>
                                            @else
                                                <span class="text-muted" style="font-size: 0.9rem;">
                                                    <i class="bi bi-dash-circle me-1"></i>-
                                                </span>
                                            @endif
                                        </td>
                                        <td class="px-3" style="border-bottom: 1px solid #f0f0f0; padding-top: 0.2rem; padding-bottom: 0.2rem;">
                                            @if($campaign->template)
                                                <span class="badge bg-primary" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-file-earmark-text me-1"></i>{{ $campaign->template->name }}
                                                </span>
                                            @else
                                                <span class="text-muted" style="font-size: 0.9rem;">
                                                    <i class="bi bi-dash-circle me-1"></i>-
                                                </span>
                                            @endif
                                        </td>
                                        <td class="px-3" style="border-bottom: 1px solid #f0f0f0; padding-top: 0.2rem; padding-bottom: 0.2rem;">
                                            @if($campaign->status === 'draft')
                                                <span class="badge bg-secondary" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-file-earmark me-1"></i>{{ __('Brouillon') }}
                                                </span>
                                            @elseif($campaign->status === 'active')
                                                <span class="badge bg-success" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-check-circle me-1"></i>{{ __('Active') }}
                                                </span>
                                            @elseif($campaign->status === 'completed')
                                                <span class="badge bg-info" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-check2-all me-1"></i>{{ __('Terminée') }}
                                                </span>
                                            @elseif($campaign->status === 'paused')
                                                <span class="badge bg-warning" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-pause-circle me-1"></i>{{ __('En pause') }}
                                                </span>
                                            @elseif($campaign->status === 'processing')
                                                <span class="badge bg-primary" style="font-weight: 300; font-size: 0.85rem;">
                                                    <i class="bi bi-hourglass-split me-1"></i>{{ __('En cours') }}
                                                </span>
                                            @endif
                                        </td>
                                        <td class="px-3" style="border-bottom: 1px solid #f0f0f0; padding-top: 0.2rem; padding-bottom: 0.2rem;">
                                            <small class="text-muted" style="font-weight: 300;">{{ $campaign->created_at->format('d/m/Y H:i') }}</small>
                                        </td>
                                    </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                @endif
            </div>
        </div>
    </div>
</div>

<!-- Accès rapides -->
<div class="row">
    <div class="col-12">
        <div class="dashboard-section">
            <div class="dashboard-header">
                <h6 class="dashboard-title">
                    <i class="bi bi-lightning-charge"></i>
                    {{ __('Accès rapides') }}
                </h6>
            </div>
            <div class="dashboard-body">
                <div class="row">
                    <div class="col-md-3 mb-3">
                        <a href="{{ route('admin.campaigns.create') }}" class="quick-action-btn" style="--btn-color: #0000FF;">
                            <i class="bi bi-plus-circle text-primary"></i>
                            <span>{{ __('Nouvelle campagne') }}</span>
                        </a>
                    </div>
                    <div class="col-md-3 mb-3">
                        <a href="{{ route('admin.excel-list.index') }}" class="quick-action-btn" style="--btn-color: #0dcaf0;">
                            <i class="bi bi-upload text-info"></i>
                            <span>{{ __('Importer Excel') }}</span>
                        </a>
                    </div>
                    <div class="col-md-3 mb-3">
                        <a href="{{ route('admin.templates.create') }}" class="quick-action-btn" style="--btn-color: #198754;">
                            <i class="bi bi-file-earmark-plus text-success"></i>
                            <span>{{ __('Créer template') }}</span>
                        </a>
                    </div>
                    <div class="col-md-3 mb-3">
                        <a href="{{ route('admin.email.create') }}" class="quick-action-btn" style="--btn-color: #ffc107;">
                            <i class="bi bi-envelope-plus text-warning"></i>
                            <span>{{ __('Nouvelle config') }}</span>
                        </a>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>
@endsection

@section('scripts')
    <script src="https://cdn.jsdelivr.net/npm/chart.js@4.4.1/dist/chart.umd.min.js"></script>
    <script>
        const statusLabels = @json($statusLabels);
        const statusValues = @json($statusValues);
        const recentLabels = @json($recentChartLabels);
        const recentData = @json($recentChartData);
        const recentColors = @json($recentChartColors);

        const statusCtx = document.getElementById('statusChart');
        if (statusCtx) {
            new Chart(statusCtx, {
                type: 'doughnut',
                data: {
                    labels: statusLabels,
                    datasets: [{
                        data: statusValues,
                        backgroundColor: ['#0000FF', '#0dcaf0', '#6f42c1', '#adb5bd'],
                        borderWidth: 0,
                        hoverOffset: 6,
                    }]
                },
                options: {
                    maintainAspectRatio: false,
                    cutout: '60%',
                    plugins: {
                        legend: {
                            position: 'bottom',
                            labels: {
                                boxWidth: 12,
                                font: { family: 'Ubuntu', size: 12 }
                            }
                        }
                    }
                }
            });
        }

        const recentCtx = document.getElementById('recentChart');
        if (recentCtx) {
            new Chart(recentCtx, {
                type: 'bar',
                data: {
                    labels: recentLabels,
                    datasets: [{
                        label: @json(__('Contacts ciblés')),
                        data: recentData,
                        backgroundColor: recentColors,
                        borderRadius: 8,
                        borderSkipped: false,
                        barThickness: 12,
                        maxBarThickness: 14,
                        categoryPercentage: 0.5,
                        barPercentage: 0.6,
                    }]
                },
                options: {
                    indexAxis: 'y',
                    maintainAspectRatio: false,
                    scales: {
                        x: {
                            beginAtZero: true,
                            ticks: {
                                font: { family: 'Ubuntu' }
                            }
                        },
                        y: {
                            ticks: {
                                font: { family: 'Ubuntu', size: 11 },
                                autoSkip: false
                            }
                        }
                    },
                    plugins: {
                        legend: { display: false },
                        tooltip: {
                            callbacks: {
                                label: (context) => `${context.parsed.x ?? context.parsed} {{ __('contacts') }}`
                            }
                        }
                    }
                }
            });
        }
    </script>
@endsection