@extends('admin.layouts.app')
@section('title','Audit Logs')
@section('breadcrumb') <span>/</span> Audit Logs @endsection

@section('content')
<div class="page-header">
    <div><h1>Audit Logs</h1><p class="page-subtitle">Complete trail of all system actions</p></div>
</div>

<div class="card mb-3">
    <div class="card-body py-3">
        <form method="GET" class="row g-2 align-items-end">
            <div class="col-md-3"><input type="text" name="search" class="form-control" placeholder="Search description..." value="{{ request('search') }}"></div>
            <div class="col-md-2">
                <select name="module" class="form-select">
                    <option value="">All Modules</option>
                    @foreach($modules as $mod)<option value="{{ $mod }}" {{ request('module')===$mod?'selected':'' }}>{{ ucwords(str_replace('_',' ',$mod)) }}</option>@endforeach
                </select>
            </div>
            <div class="col-md-2">
                <select name="action" class="form-select">
                    <option value="">All Actions</option>
                    @foreach($actions as $act)<option value="{{ $act }}" {{ request('action')===$act?'selected':'' }}>{{ ucwords(str_replace('_',' ',$act)) }}</option>@endforeach
                </select>
            </div>
            <div class="col-md-2">
                <select name="date_range" class="form-select">
                    <option value="">All Time</option>
                    <option value="today"      {{ request('date_range')==='today'?'selected':'' }}>Today</option>
                    <option value="this_week"  {{ request('date_range')==='this_week'?'selected':'' }}>This Week</option>
                    <option value="this_month" {{ request('date_range')==='this_month'?'selected':'' }}>This Month</option>
                </select>
            </div>
            <div class="col-md-3 d-flex gap-2">
                <button class="btn btn-primary flex-grow-1"><i class="fas fa-search me-1"></i>Search</button>
                <a href="{{ route('admin.audit-logs.index') }}" class="btn btn-outline-secondary">Reset</a>
            </div>
        </form>
    </div>
</div>

<div class="card">
    <div class="card-header d-flex align-items-center justify-content-between">
        <h6 class="mb-0 fw-700"><i class="fas fa-clipboard-list text-secondary me-2"></i>Audit Trail</h6>
        <span class="badge bg-secondary">{{ $logs->total() }} entries</span>
    </div>
    <div class="card-body p-0">
        <div class="table-responsive">
            <table class="table table-hover mb-0">
                <thead style="background:#f8fafc;">
                    <tr>
                        <th class="ps-3">Time</th><th>User</th><th>Action</th><th>Module</th>
                        <th>Record ID</th><th>Description</th><th>IP</th><th>Changes</th>
                    </tr>
                </thead>
                <tbody>
                    @forelse($logs as $log)
                    <tr>
                        <td class="ps-3" style="font-size:11px;color:#64748b;white-space:nowrap;">
                            {{ \Carbon\Carbon::parse($log->created_at)->format('d M Y H:i:s') }}
                        </td>
                        <td style="font-size:12px;font-weight:600;">{{ $log->user_name ?? 'System' }}</td>
                        <td>
                            @php
                            $actionColors = ['create'=>'success','update'=>'primary','delete'=>'danger','login'=>'info','logout'=>'secondary','status_change'=>'warning','approve'=>'success'];
                            $aColor = $actionColors[$log->action] ?? 'secondary';
                            @endphp
                            <span class="badge bg-{{ $aColor }}">{{ ucwords(str_replace('_',' ',$log->action)) }}</span>
                        </td>
                        <td style="font-size:12px;">{{ ucwords(str_replace('_',' ',$log->module)) }}</td>
                        <td style="font-size:12px;color:#64748b;">{{ $log->record_id ?? '—' }}</td>
                        <td style="font-size:12px;max-width:220px;">{{ Str::limit($log->description,60) }}</td>
                        <td style="font-size:11px;color:#94a3b8;">{{ $log->ip_address }}</td>
                        <td>
                            @if($log->old_values || $log->new_values)
                            <button class="btn btn-xs btn-outline-secondary" style="font-size:10px;padding:1px 6px;"
                                onclick="showChanges({{ $log->id }})">
                                <i class="fas fa-eye"></i>
                            </button>
                            @else <span class="text-muted">—</span> @endif
                        </td>
                    </tr>
                    @empty
                    <tr><td colspan="8" class="text-center py-5 text-muted">No audit logs found</td></tr>
                    @endforelse
                </tbody>
            </table>
        </div>
    </div>
    @if($logs->hasPages())
    <div class="card-footer bg-white py-3">{{ $logs->links() }}</div>
    @endif
</div>

<!-- Changes Modal -->
<div class="modal fade" id="changesModal" tabindex="-1">
    <div class="modal-dialog modal-lg">
        <div class="modal-content" style="border-radius:12px;border:none;">
            <div class="modal-header border-0 pb-0">
                <h6 class="modal-title fw-700">Change Details</h6>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body" id="changesBody">Loading...</div>
        </div>
    </div>
</div>
@endsection

@push('scripts')
<script>
const logData = @json($logs->map(fn($l)=>['id'=>$l->id,'old'=>$l->old_values,'new'=>$l->new_values])->keyBy('id'));

function showChanges(id) {
    const log = logData[id];
    let html = '<div class="row g-3">';
    if (log.old) {
        html += '<div class="col-md-6"><h6 class="text-danger fw-700">Before</h6><pre style="background:#fef2f2;padding:12px;border-radius:8px;font-size:12px;overflow:auto;">'+JSON.stringify(JSON.parse(log.old||'{}'),null,2)+'</pre></div>';
    }
    if (log.new) {
        html += '<div class="col-md-6"><h6 class="text-success fw-700">After</h6><pre style="background:#f0fdf4;padding:12px;border-radius:8px;font-size:12px;overflow:auto;">'+JSON.stringify(JSON.parse(log.new||'{}'),null,2)+'</pre></div>';
    }
    html += '</div>';
    document.getElementById('changesBody').innerHTML = html;
    new bootstrap.Modal(document.getElementById('changesModal')).show();
}
</script>
@endpush