@extends('layouts.app')

@section('title', 'Collector Dashboard')

@section('content')
<div class="container-fluid">
    <!-- Welcome Header -->
    <div class="row mb-4">
        <div class="col-12">
            <div class="card border-0 shadow-sm" style="border-radius: 15px;">
                <div class="card-header text-white" style="background-color: #2F4256; border-radius: 15px 15px 0 0;">
                    <div class="row align-items-center">
                        <div class="col-md-8">
                            <h2 class="mb-0">
                                <i class="fas fa-chart-line mr-2"></i>
                                Collector Dashboard
                            </h2>
                            <p class="mb-0 mt-2 opacity-75">
                                Welcome back, {{ $collector->name ?? 'Collector' }}! 
                                Here's your collection performance overview.
                            </p>
                        </div>
                        <div class="col-md-4 text-right">
                            <div class="text-white-50">
                                <small>
                                    <i class="fas fa-calendar-alt mr-1"></i>
                                    {{ now()->format('F d, Y') }}
                                </small>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Statistics Cards -->
    <div class="row mb-4">
        <!-- Total Collection This Month -->
        <div class="col-lg-3 col-md-6 mb-3">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="card-title text-muted mb-1">Collection This Month</h6>
                            <h3 class="mb-0 text-success">
                                <i class="fas fa-money-bill-wave mr-2"></i>
                                ৳{{ number_format($stats['collected_this_month'], 2) }}
                            </h3>
                            <small class="text-muted">
                                {{ $stats['paid_this_month'] }} bills collected
                            </small>
                        </div>
                        <div class="text-success">
                            <i class="fas fa-arrow-up fa-2x"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Collection Rate -->
        <div class="col-lg-3 col-md-6 mb-3">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="card-title text-muted mb-1">Collection Rate</h6>
                            <h3 class="mb-0 text-info">
                                <i class="fas fa-percentage mr-2"></i>
                                {{ $stats['collection_rate'] }}%
                            </h3>
                            <small class="text-muted">
                                Out of {{ $stats['total_bills'] }} total bills
                            </small>
                        </div>
                        <div class="text-info">
                            <i class="fas fa-chart-pie fa-2x"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Pending Bills -->
        <div class="col-lg-3 col-md-6 mb-3">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="card-title text-muted mb-1">Pending Bills</h6>
                            <h3 class="mb-0 text-warning">
                                <i class="fas fa-clock mr-2"></i>
                                {{ $stats['pending_bills'] }}
                            </h3>
                            <small class="text-muted">
                                {{ $stats['overdue_bills'] }} overdue
                            </small>
                        </div>
                        <div class="text-warning">
                            <i class="fas fa-exclamation-triangle fa-2x"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Expenses This Month -->
        <div class="col-lg-3 col-md-6 mb-3">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-body">
                    <div class="d-flex align-items-center">
                        <div class="flex-grow-1">
                            <h6 class="card-title text-muted mb-1">Expenses This Month</h6>
                            <h3 class="mb-0 text-danger">
                                <i class="fas fa-receipt mr-2"></i>
                                ৳{{ number_format($stats['expenses_this_month'], 2) }}
                            </h3>
                            <small class="text-muted">
                                {{ $stats['pending_expenses'] }} pending approval
                            </small>
                        </div>
                        <div class="text-danger">
                            <i class="fas fa-file-invoice fa-2x"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Collection & Deposits to Manager (collector_deposits) -->
    <div class="row mb-4">
        <div class="col-lg-6 col-md-12 mb-3">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-body">
                    <div class="d-flex align-items-start justify-content-between">
                        <div>
                            <h6 class="card-title text-muted mb-1">Collection & Deposits to Manager</h6>
                            <h3 class="mb-1 text-primary">
                                <i class="fas fa-piggy-bank mr-2"></i>
                                ৳{{ number_format($stats['approved_deposits_this_month'], 2) }}
                            </h3>
                            <small class="text-muted d-block mb-2">Approved deposits this month</small>

                            @if(($stats['pending_deposits_count'] ?? 0) > 0)
                                <div class="text-warning mb-2">
                                    <i class="fas fa-clock mr-1"></i>
                                    {{ $stats['pending_deposits_count'] }} pending · ৳{{ number_format($stats['pending_deposits_amount'], 2) }}
                                </div>
                            @else
                                <small class="text-success d-block mb-2"><i class="fas fa-check-circle mr-1"></i>No pending deposits</small>
                            @endif

                            <div class="btn-group btn-group-sm" role="group">
                                <a href="{{ route('collector-deposits.create') }}" class="btn btn-primary">
                                    <i class="fas fa-plus-circle mr-1"></i> New Deposit
                                </a>
                                <a href="{{ route('collector-deposits.index') }}" class="btn btn-outline-primary">
                                    <i class="fas fa-list mr-1"></i> View Deposits
                                </a>
                            </div>
                        </div>
                        <div class="text-primary">
                            <i class="fas fa-sack-dollar fa-3x"></i>
                        </div>
                    </div>
                    @if(isset($recentDeposits) && $recentDeposits->count() > 0)
                        <hr>
                        <div class="table-responsive">
                            <table class="table table-sm mb-0">
                                <thead>
                                    <tr>
                                        <th>Date</th>
                                        <th class="text-right">Amount</th>
                                        <th>Received By</th>
                                        <th>Status</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @foreach($recentDeposits as $deposit)
                                        <tr>
                                            <td><small>{{ optional($deposit->deposit_date)->format('d M Y') }}</small></td>
                                            <td class="text-right"><strong>৳{{ number_format($deposit->amount, 2) }}</strong></td>
                                            <td>
                                                <small class="text-muted">
                                                    {{ $deposit->receiver ? $deposit->receiver->name : 'N/A' }}
                                                </small>
                                            </td>
                                            <td>
                                                @if($deposit->is_approved)
                                                    <span class="badge badge-success">
                                                        <i class="fas fa-check mr-1"></i>Approved
                                                    </span>
                                                    @if($deposit->approver)
                                                        <br><small class="text-muted">by {{ $deposit->approver->name }}</small>
                                                    @endif
                                                @else
                                                    <span class="badge badge-warning">
                                                        <i class="fas fa-clock mr-1"></i>Pending
                                                    </span>
                                                @endif
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                    @endif
                </div>
            </div>
        </div>
    </div>

    <div class="row">
        <!-- Collection Performance Chart -->
        <div class="col-lg-8 mb-4">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-header bg-white border-bottom">
                    <div class="d-flex justify-content-between align-items-center">
                        <h5 class="mb-0">
                            <i class="fas fa-chart-line text-primary mr-2"></i>
                            Collection Performance
                        </h5>
                        <div class="btn-group btn-group-sm" role="group">
                            <button type="button" class="btn btn-outline-primary active" data-period="6months">
                                6 Months
                            </button>
                            <button type="button" class="btn btn-outline-primary" data-period="1year">
                                1 Year
                            </button>
                        </div>
                    </div>
                </div>
                <div class="card-body">
                    <canvas id="collectionChart" height="300"></canvas>
                </div>
            </div>
        </div>

        <!-- Recent Activities -->
        <div class="col-lg-4 mb-4">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-header bg-white border-bottom">
                    <h5 class="mb-0">
                        <i class="fas fa-history text-primary mr-2"></i>
                        Recent Activities
                    </h5>
                </div>
                <div class="card-body p-0">
                    @if(count($recentActivities) > 0)
                        <div class="list-group list-group-flush">
                            @foreach($recentActivities as $activity)
                                <div class="list-group-item border-0 py-3">
                                    <div class="d-flex align-items-start">
                                        <div class="flex-shrink-0 mr-3">
                                            <i class="{{ $activity['icon'] }} fa-lg"></i>
                                        </div>
                                        <div class="flex-grow-1">
                                            <h6 class="mb-1">{{ $activity['title'] }}</h6>
                                            <p class="mb-1 text-muted small">{{ $activity['description'] }}</p>
                                            <small class="text-muted">
                                                <i class="fas fa-clock mr-1"></i>
                                                {{ \Carbon\Carbon::parse($activity['date'])->diffForHumans() }}
                                            </small>
                                        </div>
                                        @if(isset($activity['amount']))
                                            <div class="flex-shrink-0">
                                                <span class="badge badge-success">
                                                    ৳{{ number_format($activity['amount'], 2) }}
                                                </span>
                                            </div>
                                        @endif
                                    </div>
                                </div>
                            @endforeach
                        </div>
                    @else
                        <div class="text-center py-4">
                            <i class="fas fa-inbox fa-3x text-muted mb-3"></i>
                            <p class="text-muted">No recent activities</p>
                        </div>
                    @endif
                </div>
            </div>
        </div>
    </div>

    <div class="row">
        <!-- Pending Bills -->
        <div class="col-lg-6 mb-4">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-header bg-white border-bottom">
                    <div class="d-flex justify-content-between align-items-center">
                        <h5 class="mb-0">
                            <i class="fas fa-clock text-warning mr-2"></i>
                            Pending Bills
                        </h5>
                        <a href="{{ route('bills.index') }}" class="btn btn-sm btn-outline-primary">
                            View All
                        </a>
                    </div>
                </div>
                <div class="card-body p-0">
                    @if(count($pendingBills) > 0)
                        <div class="table-responsive">
                            <table class="table table-hover mb-0">
                                <thead class="bg-light">
                                    <tr>
                                        <th>Client</th>
                                        <th>Amount</th>
                                        <th>Due Date</th>
                                        <th>Status</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @foreach($pendingBills as $bill)
                                        <tr>
                                            <td>
                                                <div>
                                                    <strong>{{ $bill->client->name ?? 'N/A' }}</strong>
                                                    <br>
                                                    <small class="text-muted">{{ $bill->client->phone ?? '' }}</small>
                                                </div>
                                            </td>
                                            <td>
                                                <span class="font-weight-bold">৳{{ number_format($bill->total_amount, 2) }}</span>
                                            </td>
                                            <td>
                                                <span class="badge badge-{{ $bill->due_date < now() ? 'danger' : 'warning' }}">
                                                    {{ $bill->due_date->format('M d, Y') }}
                                                </span>
                                            </td>
                                            <td>
                                                <span class="badge badge-{{ $bill->status === 'overdue' ? 'danger' : 'warning' }}">
                                                    {{ ucfirst($bill->status) }}
                                                </span>
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                    @else
                        <div class="text-center py-4">
                            <i class="fas fa-check-circle fa-3x text-success mb-3"></i>
                            <p class="text-muted">No pending bills</p>
                        </div>
                    @endif
                </div>
            </div>
        </div>

        <!-- Recent Expenses -->
        <div class="col-lg-6 mb-4">
            <div class="card border-0 shadow-sm h-100">
                <div class="card-header bg-white border-bottom">
                    <div class="d-flex justify-content-between align-items-center">
                        <h5 class="mb-0">
                            <i class="fas fa-receipt text-info mr-2"></i>
                            Recent Expenses
                        </h5>
                        <a href="{{ route('collector-expenses.index') }}" class="btn btn-sm btn-outline-primary">
                            View All
                        </a>
                    </div>
                </div>
                <div class="card-body p-0">
                    @if(count($recentExpenses) > 0)
                        <div class="table-responsive">
                            <table class="table table-hover mb-0">
                                <thead class="bg-light">
                                    <tr>
                                        <th>Type</th>
                                        <th>Amount</th>
                                        <th>Date</th>
                                        <th>Status</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @foreach($recentExpenses as $expense)
                                        <tr>
                                            <td>
                                                <div>
                                                    <strong>{{ ucfirst($expense->expense_type) }}</strong>
                                                    @if($expense->description)
                                                        <br>
                                                        <small class="text-muted">{{ Str::limit($expense->description, 30) }}</small>
                                                    @endif
                                                </div>
                                            </td>
                                            <td>
                                                <span class="font-weight-bold">৳{{ number_format($expense->amount, 2) }}</span>
                                            </td>
                                            <td>
                                                <small>{{ $expense->expense_date->format('M d, Y') }}</small>
                                            </td>
                                            <td>
                                                <span class="badge badge-{{ $expense->is_approved ? 'success' : 'warning' }}">
                                                    {{ $expense->is_approved ? 'Approved' : 'Pending' }}
                                                </span>
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                    @else
                        <div class="text-center py-4">
                            <i class="fas fa-inbox fa-3x text-muted mb-3"></i>
                            <p class="text-muted">No recent expenses</p>
                        </div>
                    @endif
                </div>
            </div>
        </div>
    </div>

    <!-- Monthly Collection Summary -->
    <div class="row">
        <div class="col-12">
            <div class="card border-0 shadow-sm">
                <div class="card-header bg-white border-bottom">
                    <h5 class="mb-0">
                        <i class="fas fa-calendar-alt text-primary mr-2"></i>
                        Monthly Collection Summary
                    </h5>
                </div>
                <div class="card-body">
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead class="bg-light">
                                <tr>
                                    <th>Month</th>
                                    <th>Total Bills</th>
                                    <th>Paid Bills</th>
                                    <th>Collection Rate</th>
                                    <th>Amount Collected</th>
                                </tr>
                            </thead>
                            <tbody>
                                @foreach($monthlyCollection as $month)
                                    <tr>
                                        <td><strong>{{ $month['month'] }}</strong></td>
                                        <td>{{ $month['bills'] }}</td>
                                        <td>{{ $month['paid'] }}</td>
                                        <td>
                                            <div class="d-flex align-items-center">
                                                <div class="progress flex-grow-1 mr-2" style="height: 8px;">
                                                    <div class="progress-bar bg-{{ $month['rate'] >= 80 ? 'success' : ($month['rate'] >= 60 ? 'warning' : 'danger') }}" 
                                                         style="width: {{ $month['rate'] }}%"></div>
                                                </div>
                                                <small class="text-muted">{{ $month['rate'] }}%</small>
                                            </div>
                                        </td>
                                        <td>
                                            <strong class="text-success">৳{{ number_format($month['collected'], 2) }}</strong>
                                        </td>
                                    </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Collection Performance by Branch -->
    <div class="row">
        <div class="col-12">
            <div class="card border-0 shadow-sm">
                <div class="card-header bg-white border-bottom">
                    <h5 class="mb-0">
                        <i class="fas fa-building text-primary mr-2"></i>
                        Collection Performance by Branch
                    </h5>
                    <small class="text-muted">Performance comparison between current and last month</small>
                </div>
                <div class="card-body">
                    @if(count($collectionPerformanceByBranch) > 0)
                        <div class="table-responsive">
                            <table class="table table-hover">
                                <thead class="bg-light">
                                    <tr>
                                        <th>Branch</th>
                                        <th>Current Month</th>
                                        <th>Last Month</th>
                                        <th>Growth</th>
                                        <th>Collection Rate</th>
                                        <th>Rate Change</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    @foreach($collectionPerformanceByBranch as $performance)
                                        <tr>
                                            <td>
                                                <div>
                                                    <strong>{{ $performance['branch_name'] }}</strong>
                                                    @if($performance['branch_code'])
                                                        <br>
                                                        <small class="text-muted">Code: {{ $performance['branch_code'] }}</small>
                                                    @endif
                                                </div>
                                            </td>
                                            <td>
                                                <div>
                                                    <strong class="text-success">৳{{ number_format($performance['current_month']['collected_amount'], 2) }}</strong>
                                                    <br>
                                                    <small class="text-muted">{{ $performance['current_month']['paid_bills'] }}/{{ $performance['current_month']['total_bills'] }} bills</small>
                                                </div>
                                            </td>
                                            <td>
                                                <div>
                                                    <span class="text-muted">৳{{ number_format($performance['last_month']['collected_amount'], 2) }}</span>
                                                    <br>
                                                    <small class="text-muted">{{ $performance['last_month']['paid_bills'] }}/{{ $performance['last_month']['total_bills'] }} bills</small>
                                                </div>
                                            </td>
                                            <td>
                                                @if($performance['growth']['collection_growth'] > 0)
                                                    <span class="text-success">
                                                        <i class="fas fa-arrow-up mr-1"></i>
                                                        +{{ $performance['growth']['collection_growth'] }}%
                                                    </span>
                                                @elseif($performance['growth']['collection_growth'] < 0)
                                                    <span class="text-danger">
                                                        <i class="fas fa-arrow-down mr-1"></i>
                                                        {{ $performance['growth']['collection_growth'] }}%
                                                    </span>
                                                @else
                                                    <span class="text-muted">0%</span>
                                                @endif
                                            </td>
                                            <td>
                                                <div class="d-flex align-items-center">
                                                    <div class="progress flex-grow-1 mr-2" style="height: 8px;">
                                                        <div class="progress-bar bg-{{ $performance['current_month']['collection_rate'] >= 80 ? 'success' : ($performance['current_month']['collection_rate'] >= 60 ? 'warning' : 'danger') }}" 
                                                             style="width: {{ $performance['current_month']['collection_rate'] }}%"></div>
                                                    </div>
                                                    <small class="text-muted">{{ $performance['current_month']['collection_rate'] }}%</small>
                                                </div>
                                            </td>
                                            <td>
                                                @if($performance['growth']['rate_growth'] > 0)
                                                    <span class="text-success">
                                                        <i class="fas fa-arrow-up mr-1"></i>
                                                        +{{ $performance['growth']['rate_growth'] }}%
                                                    </span>
                                                @elseif($performance['growth']['rate_growth'] < 0)
                                                    <span class="text-danger">
                                                        <i class="fas fa-arrow-down mr-1"></i>
                                                        {{ $performance['growth']['rate_growth'] }}%
                                                    </span>
                                                @else
                                                    <span class="text-muted">0%</span>
                                                @endif
                                            </td>
                                        </tr>
                                    @endforeach
                                </tbody>
                            </table>
                        </div>
                    @else
                        <div class="text-center py-4">
                            <i class="fas fa-building fa-3x text-muted mb-3"></i>
                            <p class="text-muted">No branch performance data available</p>
                        </div>
                    @endif
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Chart.js -->
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>

<script>
$(document).ready(function() {
    // Initialize collection chart
    const ctx = document.getElementById('collectionChart').getContext('2d');
    let collectionChart;
    
    function loadChart(period) {
        $.get(`{{ route('collector.dashboard.performance-data') }}`, { period: period })
            .done(function(data) {
                if (collectionChart) {
                    collectionChart.destroy();
                }
                
                collectionChart = new Chart(ctx, {
                    type: 'line',
                    data: {
                        labels: data.map(item => item.month),
                        datasets: [{
                            label: 'Amount Collected (৳)',
                            data: data.map(item => item.collected),
                            borderColor: '#007bff',
                            backgroundColor: 'rgba(0, 123, 255, 0.1)',
                            borderWidth: 3,
                            fill: true,
                            tension: 0.4,
                            pointBackgroundColor: '#007bff',
                            pointBorderColor: '#ffffff',
                            pointBorderWidth: 2,
                            pointRadius: 6,
                            pointHoverRadius: 8
                        }]
                    },
                    options: {
                        responsive: true,
                        maintainAspectRatio: false,
                        plugins: {
                            legend: {
                                display: false
                            }
                        },
                        scales: {
                            y: {
                                beginAtZero: true,
                                ticks: {
                                    callback: function(value) {
                                        return '৳' + value.toLocaleString();
                                    }
                                }
                            }
                        },
                        interaction: {
                            intersect: false,
                            mode: 'index'
                        }
                    }
                });
            })
            .fail(function() {
                console.error('Failed to load chart data');
            });
    }
    
    // Load initial chart
    loadChart('6months');
    
    // Handle period change
    $('[data-period]').on('click', function() {
        $('[data-period]').removeClass('active');
        $(this).addClass('active');
        loadChart($(this).data('period'));
    });
});
</script>

<style>
.card {
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15) !important;
}

.bg-primary {
    background: linear-gradient(135deg, #007bff, #0056b3) !important;
}

.progress {
    background-color: #e9ecef;
}

.badge {
    font-size: 0.75em;
}

.table th {
    border-top: none;
    font-weight: 600;
    color: #495057;
}

.list-group-item {
    border-left: none;
    border-right: none;
}

.list-group-item:first-child {
    border-top: none;
}

.list-group-item:last-child {
    border-bottom: none;
}

.text-success { color: #28a745 !important; }
.text-warning { color: #ffc107 !important; }
.text-danger { color: #dc3545 !important; }
.text-info { color: #17a2b8 !important; }
.text-primary { color: #007bff !important; }

@media (max-width: 768px) {
    .card-header h2 {
        font-size: 1.5rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}
</style>
@endsection