@extends('layouts.app')
@section('title','HR Dashboard')
@section('page-title',auth()->user()->isDeptHead() ? 'Department Overview' : 'HR Dashboard')

@push('styles')
<style>
.dash-card { border:none;border-radius:16px;box-shadow:0 4px 20px rgba(0,0,0,.18);overflow:hidden; }
.dash-card-dark { background:linear-gradient(145deg,#0a1628,#0f2140);color:#fff; }
.dash-card-mid  { background:linear-gradient(145deg,#0d1b2e,#122040);color:#fff; }
.dch {
    background:rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.08);
    padding:.9rem 1.25rem;font-weight:700;font-size:.88rem;color:rgba(255,255,255,.92);
    display:flex;align-items:center;justify-content:space-between;
}
.dcb { padding:1.1rem 1.25rem; }
.row-item {
    display:flex;align-items:center;gap:.85rem;
    padding:.65rem 1.25rem;border-bottom:1px solid rgba(255,255,255,.06);
}
.row-item:last-child { border-bottom:none; }
.row-item .ri-name { font-weight:700;font-size:.84rem;color:rgba(255,255,255,.9); }
.row-item .ri-sub  { font-size:.72rem;color:rgba(255,255,255,.45); }
/* dark table */
.dark-table thead th {
    background:rgba(255,255,255,.05)!important;border-bottom:1px solid rgba(255,255,255,.1)!important;
    color:rgba(255,255,255,.5)!important;font-size:.68rem;text-transform:uppercase;letter-spacing:.07em;
}
.dark-table tbody td {
    border-bottom:1px solid rgba(255,255,255,.06)!important;
    color:rgba(255,255,255,.82)!important;background:transparent!important;
}
.dark-table tbody tr:hover td { background:rgba(255,255,255,.04)!important; }
.dark-table tbody tr:last-child td { border-bottom:none!important; }
</style>
@endpush

@section('content')
<div class="page-header">
    <div class="d-flex align-items-start justify-content-between flex-wrap gap-2">
        <div>
            <h1>{{ auth()->user()->isDeptHead() ? 'Department Overview' : 'HR Dashboard' }}</h1>
            <nav aria-label="breadcrumb"><ol class="breadcrumb"><li class="breadcrumb-item active">Overview</li></ol></nav>
        </div>
        <div style="font-size:.82rem;color:var(--text-2);" id="hrDate"></div>
    </div>
</div>

{{-- Stat cards --}}
<div class="row g-3 mb-4">
    <div class="col-6 col-md-3">
        <div class="stat-card sc-primary"><div class="stat-icon"><i class="bi bi-people-fill"></i></div>
            <div class="stat-value">{{ $total_employees }}</div><div class="stat-label">Active Staff</div></div>
    </div>
    <div class="col-6 col-md-3">
        <div class="stat-card sc-warning"><div class="stat-icon"><i class="bi bi-hourglass-split"></i></div>
            <div class="stat-value">{{ $pending_leaves }}</div>
            <div class="stat-label">{{ auth()->user()->isDeptHead() ? 'Pending (Your Dept)' : 'Pending HR Review' }}</div></div>
    </div>
    <div class="col-6 col-md-3">
        <div class="stat-card sc-danger"><div class="stat-icon"><i class="bi bi-shield-exclamation"></i></div>
            <div class="stat-value">{{ $discipline_open }}</div><div class="stat-label">Open Cases</div></div>
    </div>
    <div class="col-6 col-md-3">
        <div class="stat-card sc-purple"><div class="stat-icon"><i class="bi bi-bar-chart-steps"></i></div>
            <div class="stat-value">{{ $evaluations_pending }}</div><div class="stat-label">Evals Pending</div></div>
    </div>
    @if(isset($pending_timesheets) && $pending_timesheets > 0)
    <div class="col-6 col-md-3">
        <div class="stat-card sc-info"><div class="stat-icon"><i class="bi bi-journal-text"></i></div>
            <div class="stat-value">{{ $pending_timesheets }}</div><div class="stat-label">Timesheets Pending</div></div>
    </div>
    @endif
</div>

{{-- Shortlisted count banner (always visible) --}}
@php $shortlistedCount = isset($shortlisted) ? $shortlisted->count() : 0; @endphp
<div class="card mb-4" style="border:2px solid {{ $shortlistedCount ? '#059669' : 'var(--card-border)' }};">
    <div class="card-body py-3 d-flex align-items-center justify-content-between flex-wrap gap-2">
        <div class="d-flex align-items-center gap-3">
            <div style="width:44px;height:44px;border-radius:12px;background:{{ $shortlistedCount ? '#d1fae5' : 'var(--body-bg)' }};
                        display:flex;align-items:center;justify-content:center;flex-shrink:0;">
                <i class="bi bi-person-check" style="font-size:1.3rem;color:{{ $shortlistedCount ? '#059669' : 'var(--text-3)' }};"></i>
            </div>
            <div>
                <div class="fw-bold" style="font-size:1rem;color:{{ $shortlistedCount ? '#065f46' : 'var(--text-1)' }};">
                    @if($shortlistedCount)
                        {{ $shortlistedCount }} Applicant{{ $shortlistedCount != 1 ? 's' : '' }} Shortlisted
                    @else
                        No Shortlisted Applicants
                    @endif
                </div>
                <div style="font-size:.78rem;color:var(--text-2);">
                    @if($shortlistedCount)
                        Awaiting final interview and outcome. See the table below.
                    @elseif(auth()->user()->isDeptHead())
                        No candidates have been shortlisted for your department's open positions yet.
                    @else
                        Once you shortlist candidates from a job posting, they will appear here.
                    @endif
                </div>
            </div>
        </div>
        <a href="{{ route('recruitment.index') }}" class="btn btn-sm btn-outline-primary">
            <i class="bi bi-briefcase me-1"></i>
            {{ auth()->user()->isDeptHead() ? 'View Recruitment' : 'Manage Recruitment' }}
        </a>
    </div>
</div>

<div class="row g-3 mb-3">
    {{-- Pending approvals --}}
    <div class="col-12 col-lg-6">
        <div class="dash-card dash-card-mid h-100">
            <div class="dch">
                <span><i class="bi bi-hourglass-split me-2" style="color:#fbbf24;"></i>
                    {{ auth()->user()->isDeptHead() ? 'Leaves Awaiting Your Approval' : 'Leaves Awaiting HR Approval' }}
                </span>
                <a href="{{ route('leaves.index') }}" style="font-size:.75rem;color:rgba(255,255,255,.5);text-decoration:none;border:1px solid rgba(255,255,255,.18);border-radius:7px;padding:.25rem .7rem;">View All</a>
            </div>
            @forelse($pending_approvals as $leave)
            <div class="row-item">
                <div class="avatar avatar-sm" style="background:linear-gradient(135deg,#1e40af,#3b82f6);color:#fff;flex-shrink:0;">
                    {{ strtoupper(substr($leave->employee->first_name,0,1)) }}
                </div>
                <div class="flex-1 overflow-hidden">
                    <div class="ri-name">{{ $leave->employee->full_name }}</div>
                    <div class="ri-sub">{{ $leave->leaveType->name }} · {{ $leave->total_days }} days</div>
                </div>
                <div class="d-flex gap-1 flex-shrink-0">
                    @if(auth()->user()->isDeptHead())
                    <form method="POST" action="{{ route('leaves.approve_dept',$leave) }}">@csrf
                        <button class="btn btn-success btn-sm btn-icon" title="Approve"><i class="bi bi-check-lg"></i></button>
                    </form>
                    @else
                    <form method="POST" action="{{ route('leaves.approve_hr',$leave) }}">@csrf
                        <button class="btn btn-success btn-sm btn-icon" title="HR Approve"><i class="bi bi-check-lg"></i></button>
                    </form>
                    @endif
                    <a href="{{ route('leaves.show',$leave) }}" class="btn btn-sm btn-icon"
                       style="background:rgba(255,255,255,.1);border:none;color:rgba(255,255,255,.7);">
                        <i class="bi bi-eye"></i>
                    </a>
                </div>
            </div>
            @empty
            <div class="text-center py-4">
                <i class="bi bi-check-circle d-block mb-1" style="font-size:1.8rem;color:#4ade80;"></i>
                <span style="font-size:.82rem;color:rgba(255,255,255,.4);">No pending approvals</span>
            </div>
            @endforelse
        </div>
    </div>

    {{-- New hires this month --}}
    <div class="col-12 col-lg-6">
        <div class="dash-card dash-card-dark h-100">
            <div class="dch">
                <span><i class="bi bi-person-plus me-2" style="color:#4ade80;"></i>New Hires — {{ now()->format('F Y') }}</span>
                @if(auth()->user()->isHrOrAdmin())
                <a href="{{ route('employees.create') }}" style="font-size:.75rem;color:rgba(255,255,255,.5);text-decoration:none;border:1px solid rgba(255,255,255,.18);border-radius:7px;padding:.25rem .7rem;">+ Add</a>
                @endif
            </div>
            @forelse($new_employees as $emp)
            <div class="row-item">
                <div class="avatar avatar-sm" style="background:linear-gradient(135deg,#065f46,#059669);color:#fff;flex-shrink:0;">
                    {{ strtoupper(substr($emp->first_name,0,1).substr($emp->last_name,0,1)) }}
                </div>
                <div class="flex-1">
                    <div class="ri-name">{{ $emp->full_name }}</div>
                    <div class="ri-sub">{{ $emp->position }} · {{ $emp->department->name ?? '' }} · {{ $emp->date_of_employment?->format('M j') }}</div>
                </div>
                <a href="{{ route('employees.show',$emp) }}" class="btn btn-sm btn-icon"
                   style="background:rgba(255,255,255,.1);border:none;color:rgba(255,255,255,.7);" title="View">
                    <i class="bi bi-eye"></i>
                </a>
            </div>
            @empty
            <div class="text-center py-4" style="font-size:.83rem;color:rgba(255,255,255,.4);">No new hires this month</div>
            @endforelse
        </div>
    </div>
</div>

{{-- Department overview table --}}
@if($dept_summary->count())
<div class="dash-card dash-card-mid">
    <div class="dch"><span><i class="bi bi-building me-2" style="color:#60a5fa;"></i>Department Overview</span></div>
    <div class="table-responsive">
        <table class="table mb-0 dark-table">
            <thead><tr>
                <th>Department</th>
                <th class="text-center">Active</th>
                <th class="text-center">On Leave</th>
                <th class="text-center d-none d-md-table-cell">Pending Leaves</th>
                <th class="text-center d-none d-lg-table-cell">Open Cases</th>
            </tr></thead>
            <tbody>
            @foreach($dept_summary as $dept)
            <tr>
                <td class="fw-semibold">{{ $dept->name }}</td>
                <td class="text-center fw-bold" style="color:#4ade80;">{{ $dept->active_count ?? 0 }}</td>
                <td class="text-center fw-bold" style="color:#60a5fa;">{{ $dept->on_leave_count ?? 0 }}</td>
                <td class="text-center fw-bold d-none d-md-table-cell" style="color:#fbbf24;">{{ $dept->pending_leaves ?? 0 }}</td>
                <td class="text-center fw-bold d-none d-lg-table-cell" style="color:#f87171;">{{ $dept->open_cases ?? 0 }}</td>
            </tr>
            @endforeach
            </tbody>
        </table>
    </div>
</div>
@endif

{{-- ── Shortlisted Applicants Widget ──────────────────────────────── --}}
<div class="card mt-4">
    <div class="card-header d-flex align-items-center justify-content-between">
        <span>
            <i class="bi bi-person-check me-2" style="color:#059669;"></i>
            Shortlisted Applicants
            @if(isset($shortlisted) && $shortlisted->count())
            <span class="badge ms-2" style="background:#059669;font-size:.72rem;">
                {{ $shortlisted->count() }}
            </span>
            @endif
        </span>
        <a href="{{ route('recruitment.index') }}" class="btn btn-sm btn-outline-primary">
            View Recruitment
        </a>
    </div>
    @if(isset($shortlisted) && $shortlisted->count())
    <div class="table-responsive">
        <table class="table table-hover mb-0" style="font-size:.84rem;">
            <thead>
                <tr>
                    <th>Applicant</th>
                    <th>Position</th>
                    <th class="d-none d-md-table-cell">Department</th>
                    <th class="d-none d-lg-table-cell">Interview Date</th>
                    <th class="d-none d-lg-table-cell">Shortlisted</th>
                    <th class="text-end">Action</th>
                </tr>
            </thead>
            <tbody>
            @foreach($shortlisted as $app)
            <tr>
                <td>
                    <div class="fw-semibold">{{ $app->applicant->full_name }}</div>
                    <div style="font-size:.72rem;color:var(--text-3);">{{ $app->applicant->applicant_number }}</div>
                </td>
                <td>
                    <div>{{ $app->jobPosting->title }}</div>
                    <span class="badge bg-success" style="font-size:.65rem;">Shortlisted</span>
                </td>
                <td class="d-none d-md-table-cell" style="color:var(--text-2);">
                    {{ $app->jobPosting->department?->name ?? '—' }}
                </td>
                <td class="d-none d-lg-table-cell" style="color:var(--text-2);">
                    @if($app->interview_date)
                        {{ \Carbon\Carbon::parse($app->interview_date)->format('d M Y') }}
                    @else
                        <span style="color:#f59e0b;font-size:.78rem;"><i class="bi bi-clock me-1"></i>Not set</span>
                    @endif
                </td>
                <td class="d-none d-lg-table-cell" style="color:var(--text-3);font-size:.78rem;">
                    {{ $app->decision_date ? \Carbon\Carbon::parse($app->decision_date)->diffForHumans() : '—' }}
                </td>
                <td class="text-end">
                    <a href="{{ route('recruitment.show', $app->jobPosting) }}"
                       class="btn btn-sm btn-outline-primary btn-icon" title="View posting & record outcome">
                        <i class="bi bi-arrow-right"></i>
                    </a>
                </td>
            </tr>
            @endforeach
            </tbody>
        </table>
    </div>
    @else
    <div class="card-body text-center py-5" style="color:var(--text-3);">
        <i class="bi bi-person-check d-block mb-2" style="font-size:2.5rem;opacity:.3;"></i>
        <div class="fw-semibold mb-1">No shortlisted candidates yet</div>
        <div style="font-size:.83rem;">
            @if(auth()->user()->isDeptHead())
                Candidates shortlisted for positions in your department will appear here.
            @else
                Open a job posting, score applicants, then use the
                <span style="background:#d1fae5;color:#065f46;padding:2px 8px;border-radius:4px;font-size:.8rem;">
                    <i class="bi bi-person-check"></i> Shortlist
                </span>
                button to add candidates to this list.
            @endif
        </div>
    </div>
    @endif
</div>

@endsection

@push('scripts')
<script>
document.getElementById('hrDate').textContent =
    new Date().toLocaleDateString('en-US',{weekday:'long',year:'numeric',month:'long',day:'numeric'});
</script>
@endpush