sam-manage/app/Services/HR/AttendanceService.php

<?php

namespace App\Services\HR;

use App\Models\HR\Attendance;
use App\Models\HR\Employee;
use App\Models\Tenants\Department;
use Illuminate\Contracts\Pagination\LengthAwarePaginator;
use Illuminate\Support\Facades\DB;

class AttendanceService
{
    /**
     * 근태 목록 조회 (페이지네이션)
     */
    public function getAttendances(array $filters = [], int $perPage = 20): LengthAwarePaginator
    {
        $tenantId = session('selected_tenant_id');

        $query = Attendance::query()
            ->with(['user', 'user.tenantProfiles' => fn ($q) => $q->where('tenant_id', $tenantId)])
            ->forTenant($tenantId);

        // 이름 검색
        if (! empty($filters['q'])) {
            $search = $filters['q'];
            $query->whereHas('user', function ($q) use ($search) {
                $q->where('name', 'like', "%{$search}%");
            });
        }

        // 부서 필터
        if (! empty($filters['department_id'])) {
            $deptId = $filters['department_id'];
            $query->whereHas('user.tenantProfiles', function ($q) use ($tenantId, $deptId) {
                $q->where('tenant_id', $tenantId)->where('department_id', $deptId);
            });
        }

        // 상태 필터
        if (! empty($filters['status'])) {
            $query->where('status', $filters['status']);
        }

        // 날짜 범위 필터
        if (! empty($filters['date_from']) && ! empty($filters['date_to'])) {
            $query->betweenDates($filters['date_from'], $filters['date_to']);
        } elseif (! empty($filters['date_from'])) {
            $query->whereDate('base_date', '>=', $filters['date_from']);
        } elseif (! empty($filters['date_to'])) {
            $query->whereDate('base_date', '<=', $filters['date_to']);
        }

        $query->orderBy('base_date', 'desc')
            ->orderBy('created_at', 'desc');

        return $query->paginate($perPage);
    }

    /**
     * 월간 통계 (상태별 카운트)
     */
    public function getMonthlyStats(?int $year = null, ?int $month = null): array
    {
        $tenantId = session('selected_tenant_id');
        $year = $year ?? now()->year;
        $month = $month ?? now()->month;

        $startDate = sprintf('%04d-%02d-01', $year, $month);
        $endDate = now()->year == $year && now()->month == $month
            ? now()->toDateString()
            : sprintf('%04d-%02d-%02d', $year, $month, cal_days_in_month(CAL_GREGORIAN, $month, $year));

        $counts = Attendance::query()
            ->forTenant($tenantId)
            ->betweenDates($startDate, $endDate)
            ->select('status', DB::raw('COUNT(*) as cnt'))
            ->groupBy('status')
            ->pluck('cnt', 'status')
            ->toArray();

        return [
            'onTime' => $counts['onTime'] ?? 0,
            'late' => $counts['late'] ?? 0,
            'absent' => $counts['absent'] ?? 0,
            'vacation' => $counts['vacation'] ?? 0,
            'etc' => ($counts['businessTrip'] ?? 0) + ($counts['fieldWork'] ?? 0) + ($counts['overtime'] ?? 0) + ($counts['remote'] ?? 0),
            'year' => $year,
            'month' => $month,
        ];
    }

    /**
     * 근태 등록 (Upsert: tenant_id + user_id + base_date)
     */
    public function storeAttendance(array $data): Attendance
    {
        $tenantId = session('selected_tenant_id');

        return DB::transaction(function () use ($data, $tenantId) {
            $jsonDetails = [];
            if (! empty($data['check_in'])) {
                $jsonDetails['check_in'] = $data['check_in'];
            }
            if (! empty($data['check_out'])) {
                $jsonDetails['check_out'] = $data['check_out'];
            }

            $attendance = Attendance::updateOrCreate(
                [
                    'tenant_id' => $tenantId,
                    'user_id' => $data['user_id'],
                    'base_date' => $data['base_date'],
                ],
                [
                    'status' => $data['status'] ?? 'onTime',
                    'json_details' => ! empty($jsonDetails) ? $jsonDetails : null,
                    'remarks' => $data['remarks'] ?? null,
                    'created_by' => auth()->id(),
                    'updated_by' => auth()->id(),
                ]
            );

            return $attendance->load('user');
        });
    }

    /**
     * 근태 수정
     */
    public function updateAttendance(int $id, array $data): ?Attendance
    {
        $tenantId = session('selected_tenant_id');

        $attendance = Attendance::query()
            ->forTenant($tenantId)
            ->find($id);

        if (! $attendance) {
            return null;
        }

        $updateData = [];

        if (array_key_exists('status', $data)) {
            $updateData['status'] = $data['status'];
        }
        if (array_key_exists('remarks', $data)) {
            $updateData['remarks'] = $data['remarks'];
        }

        // json_details 업데이트
        $jsonDetails = $attendance->json_details ?? [];
        if (array_key_exists('check_in', $data)) {
            if ($data['check_in']) {
                $jsonDetails['check_in'] = $data['check_in'];
            } else {
                unset($jsonDetails['check_in']);
            }
        }
        if (array_key_exists('check_out', $data)) {
            if ($data['check_out']) {
                $jsonDetails['check_out'] = $data['check_out'];
            } else {
                unset($jsonDetails['check_out']);
            }
        }
        $updateData['json_details'] = ! empty($jsonDetails) ? $jsonDetails : null;
        $updateData['updated_by'] = auth()->id();

        $attendance->update($updateData);

        return $attendance->fresh('user');
    }

    /**
     * 근태 삭제
     */
    public function deleteAttendance(int $id): bool
    {
        $tenantId = session('selected_tenant_id');

        $attendance = Attendance::query()
            ->forTenant($tenantId)
            ->find($id);

        if (! $attendance) {
            return false;
        }

        $attendance->update(['deleted_by' => auth()->id()]);
        $attendance->delete();

        return true;
    }

    /**
     * 부서 목록 (드롭다운용)
     */
    public function getDepartments(): \Illuminate\Database\Eloquent\Collection
    {
        $tenantId = session('selected_tenant_id');

        return Department::query()
            ->where('is_active', true)
            ->when($tenantId, fn ($q) => $q->where('tenant_id', $tenantId))
            ->orderBy('sort_order')
            ->orderBy('name')
            ->get(['id', 'name', 'code']);
    }

    /**
     * 활성 사원 목록 (드롭다운용)
     */
    public function getActiveEmployees(): \Illuminate\Database\Eloquent\Collection
    {
        $tenantId = session('selected_tenant_id');

        return Employee::query()
            ->with('user:id,name')
            ->forTenant($tenantId)
            ->activeEmployees()
            ->orderBy('display_name')
            ->get(['id', 'user_id', 'display_name', 'department_id']);
    }
}