@extends('layouts.admin')

@section('title', 'Credit Point Review')

@section('content')
<div class="container-fluid">
    <!-- Page Header -->
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div>
            <h1 class="h3 mb-0 text-gray-800">Credit Point Review</h1>
            <p class="text-muted">Review and evaluate credit point claims from applicants</p>
        </div>
        <div>
            <a href="{{ route('admin.credit-point-review.export', request()->query()) }}" class="btn btn-success">
                <i class="fas fa-download me-2"></i>Export Review
            </a>
        </div>
    </div>

    <!-- Status Overview -->
    <div class="row mb-4">
        <div class="col-xl-3 col-md-6 mb-4">
            <div class="card border-left-warning shadow h-100 py-2">
                <div class="card-body">
                    <div class="row no-gutters align-items-center">
                        <div class="col mr-2">
                            <div class="text-xs font-weight-bold text-warning text-uppercase mb-1">
                                Pending Review
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">
                                {{ $statusCounts['pending'] }}
                            </div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-clock fa-2x text-gray-300"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <div class="col-xl-3 col-md-6 mb-4">
            <div class="card border-left-info shadow h-100 py-2">
                <div class="card-body">
                    <div class="row no-gutters align-items-center">
                        <div class="col mr-2">
                            <div class="text-xs font-weight-bold text-info text-uppercase mb-1">
                                Under Review
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">
                                {{ $statusCounts['under_review'] }}
                            </div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-search fa-2x text-gray-300"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <div class="col-xl-3 col-md-6 mb-4">
            <div class="card border-left-success shadow h-100 py-2">
                <div class="card-body">
                    <div class="row no-gutters align-items-center">
                        <div class="col mr-2">
                            <div class="text-xs font-weight-bold text-success text-uppercase mb-1">
                                Approved
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">
                                {{ $statusCounts['approved'] }}
                            </div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-check-circle fa-2x text-gray-300"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <div class="col-xl-3 col-md-6 mb-4">
            <div class="card border-left-danger shadow h-100 py-2">
                <div class="card-body">
                    <div class="row no-gutters align-items-center">
                        <div class="col mr-2">
                            <div class="text-xs font-weight-bold text-danger text-uppercase mb-1">
                                Rejected
                            </div>
                            <div class="h5 mb-0 font-weight-bold text-gray-800">
                                {{ $statusCounts['rejected'] }}
                            </div>
                        </div>
                        <div class="col-auto">
                            <i class="fas fa-times-circle fa-2x text-gray-300"></i>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <!-- Filters -->
    <div class="card shadow mb-4">
        <div class="card-header py-3">
            <h6 class="m-0 font-weight-bold text-primary">Filters</h6>
        </div>
        <div class="card-body">
            <form method="GET" action="{{ route('admin.credit-point-review.index') }}" class="row g-3">
                <div class="col-md-3">
                    <label for="status" class="form-label">Status</label>
                    <select class="form-select" id="status" name="status">
                        <option value="">All Statuses</option>
                        <option value="pending" {{ request('status') === 'pending' ? 'selected' : '' }}>Pending</option>
                        <option value="under_review" {{ request('status') === 'under_review' ? 'selected' : '' }}>Under Review</option>
                        <option value="approved" {{ request('status') === 'approved' ? 'selected' : '' }}>Approved</option>
                        <option value="rejected" {{ request('status') === 'rejected' ? 'selected' : '' }}>Rejected</option>
                        <option value="needs_clarification" {{ request('status') === 'needs_clarification' ? 'selected' : '' }}>Needs Clarification</option>
                    </select>
                </div>
                <div class="col-md-3">
                    <label for="category" class="form-label">Category</label>
                    <select class="form-select" id="category" name="category">
                        <option value="">All Categories</option>
                        <option value="teaching" {{ request('category') === 'teaching' ? 'selected' : '' }}>Teaching</option>
                        <option value="research" {{ request('category') === 'research' ? 'selected' : '' }}>Research</option>
                        <option value="service" {{ request('category') === 'service' ? 'selected' : '' }}>Service</option>
                        <option value="professional_development" {{ request('category') === 'professional_development' ? 'selected' : '' }}>Professional Development</option>
                    </select>
                </div>
                <div class="col-md-3">
                    <label for="search" class="form-label">Search</label>
                    <input type="text" class="form-control" id="search" name="search" 
                           value="{{ request('search') }}" placeholder="Search applicant or activity...">
                </div>
                <div class="col-md-3">
                    <label class="form-label">&nbsp;</label>
                    <div class="d-flex gap-2">
                        <button type="submit" class="btn btn-primary">
                            <i class="fas fa-filter me-1"></i>Filter
                        </button>
                        <a href="{{ route('admin.credit-point-review.index') }}" class="btn btn-outline-secondary">
                            <i class="fas fa-times me-1"></i>Clear
                        </a>
                    </div>
                </div>
            </form>
        </div>
    </div>

    <!-- Claims Table -->
    <div class="card shadow">
        <div class="card-header py-3 d-flex justify-content-between align-items-center">
            <h6 class="m-0 font-weight-bold text-primary">
                Credit Point Claims ({{ $claims->total() }} total)
            </h6>
            <div>
                <button type="button" class="btn btn-sm btn-success" onclick="showBulkActionModal()">
                    <i class="fas fa-tasks me-1"></i>Bulk Actions
                </button>
            </div>
        </div>
        <div class="card-body">
            @if($claims->count() > 0)
                <form id="bulkActionForm">
                    <div class="table-responsive">
                        <table class="table table-bordered">
                            <thead>
                                <tr>
                                    <th width="30">
                                        <input type="checkbox" id="selectAll" onchange="toggleSelectAll()">
                                    </th>
                                    <th>Applicant</th>
                                    <th>Activity</th>
                                    <th>Category</th>
                                    <th>Claimed</th>
                                    <th>Awarded</th>
                                    <th>Status</th>
                                    <th>Claimed Date</th>
                                    <th>Actions</th>
                                </tr>
                            </thead>
                            <tbody>
                                @foreach($claims as $claim)
                                <tr>
                                    <td>
                                        <input type="checkbox" name="selected_claims[]" value="{{ $claim->id }}" class="claim-checkbox">
                                    </td>
                                    <td>
                                        <div class="fw-bold">{{ $claim->application->user->name }}</div>
                                        <small class="text-muted">{{ $claim->application->application_number }}</small>
                                    </td>
                                    <td>
                                        <div class="fw-bold">{{ $claim->activity->activity_name }}</div>
                                        <small class="text-muted">{{ $claim->activity->description }}</small>
                                    </td>
                                    <td>
                                        <span class="badge bg-info">{{ $claim->activity->category_label ?? ucfirst($claim->activity->category) }}</span>
                                    </td>
                                    <td>
                                        <div>{{ $claim->claimed_instances }} instances</div>
                                        <div class="fw-bold text-primary">{{ $claim->claimed_points }} points</div>
                                    </td>
                                    <td>
                                        @if($claim->award)
                                            <div>{{ $claim->award->awarded_instances }} instances</div>
                                            <div class="fw-bold text-success">{{ $claim->award->awarded_points }} points</div>
                                        @else
                                            <span class="text-muted">Not awarded</span>
                                        @endif
                                    </td>
                                    <td>
                                        @php
                                            $statusColors = [
                                                'pending' => 'warning',
                                                'under_review' => 'info',
                                                'approved' => 'success',
                                                'rejected' => 'danger',
                                                'needs_clarification' => 'secondary'
                                            ];
                                            $statusColor = $statusColors[$claim->status] ?? 'secondary';
                                        @endphp
                                        <span class="badge bg-{{ $statusColor }}">
                                            {{ ucfirst(str_replace('_', ' ', $claim->status)) }}
                                        </span>
                                    </td>
                                    <td>{{ $claim->claimed_at ? $claim->claimed_at->format('M d, Y') : 'N/A' }}</td>
                                    <td>
                                        <div class="btn-group" role="group">
                                            <a href="{{ route('admin.credit-point-review.show', $claim) }}" 
                                               class="btn btn-sm btn-outline-primary" title="Review">
                                                <i class="fas fa-eye"></i>
                                            </a>
                                            @if($claim->application)
                                                <a href="{{ route('admin.credit-point-review.application-summary', $claim->application) }}" 
                                                   class="btn btn-sm btn-outline-info" title="Application Summary">
                                                    <i class="fas fa-file-alt"></i>
                                                </a>
                                            @endif
                                        </div>
                                    </td>
                                </tr>
                                @endforeach
                            </tbody>
                        </table>
                    </div>
                </form>

                <!-- Pagination -->
                <div class="d-flex justify-content-center">
                    {{ $claims->appends(request()->query())->links() }}
                </div>
            @else
                <div class="text-center py-4">
                    <i class="fas fa-clipboard-list fa-3x text-muted mb-3"></i>
                    <h5 class="text-muted">No credit point claims found</h5>
                    <p class="text-muted">No claims match your current filters.</p>
                </div>
            @endif
        </div>
    </div>
</div>

<!-- Bulk Action Modal -->
<div class="modal fade" id="bulkActionModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Bulk Actions</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <form method="POST" action="{{ route('admin.credit-point-review.bulk-review') }}">
                @csrf
                <div class="modal-body">
                    <div class="mb-3">
                        <label for="action" class="form-label">Action</label>
                        <select class="form-select" id="action" name="action" required>
                            <option value="">Select Action</option>
                            <option value="approve_all">Approve All Selected</option>
                            <option value="reject_all">Reject All Selected</option>
                            <option value="under_review">Mark as Under Review</option>
                        </select>
                    </div>
                    <div class="mb-3">
                        <label for="bulk_remarks" class="form-label">Remarks (Optional)</label>
                        <textarea class="form-control" id="bulk_remarks" name="bulk_remarks" rows="3" 
                                  placeholder="Enter remarks for this bulk action..."></textarea>
                    </div>
                    <div id="selectedClaimsContainer"></div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                    <button type="submit" class="btn btn-primary">Apply Action</button>
                </div>
            </form>
        </div>
    </div>
</div>

<script>
function toggleSelectAll() {
    const selectAll = document.getElementById('selectAll');
    const checkboxes = document.querySelectorAll('.claim-checkbox');
    
    checkboxes.forEach(checkbox => {
        checkbox.checked = selectAll.checked;
    });
}

function showBulkActionModal() {
    const selectedCheckboxes = document.querySelectorAll('.claim-checkbox:checked');
    
    if (selectedCheckboxes.length === 0) {
        alert('Please select at least one claim to perform bulk actions.');
        return;
    }
    
    // Clear previous selections
    const container = document.getElementById('selectedClaimsContainer');
    container.innerHTML = '';
    
    // Add hidden inputs for selected claims
    selectedCheckboxes.forEach(checkbox => {
        const input = document.createElement('input');
        input.type = 'hidden';
        input.name = 'claims[]';
        input.value = checkbox.value;
        container.appendChild(input);
    });
    
    // Show modal
    const modal = new bootstrap.Modal(document.getElementById('bulkActionModal'));
    modal.show();
}
</script>
@endsection