265 lines
9.3 KiB
PHP
265 lines
9.3 KiB
PHP
<?php
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namespace Modules\Maintenance\Services;
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use App\Business;
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use Modules\Maintenance\Models\Equipment;
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use Modules\Maintenance\Models\FailureReport;
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use Modules\Maintenance\Models\Overhaul;
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use Modules\Maintenance\Models\PreventiveSchedule;
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use Modules\Maintenance\Models\RebuildProject;
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use Modules\Maintenance\Models\SparePart;
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use Modules\Maintenance\Models\WorkOrder;
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use Carbon\Carbon;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Schema;
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use Modules\Maintenance\Utils\MaintenanceUtil;
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class MaintenanceDashboardService
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{
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public function __construct(
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protected MaintenanceUtil $maintenanceUtil
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) {}
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public function getStats(Business $business): array
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{
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$bid = $business->id;
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$today = Carbon::today();
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$monthStart = Carbon::now()->startOfMonth();
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$totalEquipment = Equipment::where('business_id', $bid)->count();
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$activeEquipment = Equipment::where('business_id', $bid)->where('status', 'active')->count();
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$underOverhaul = Equipment::where('business_id', $bid)->where('status', 'under_overhaul')->count();
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$upcomingOverhauls = Overhaul::where('business_id', $bid)
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->whereIn('status', ['planned', 'approved', 'waiting'])
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->where('start_date', '>=', $today)
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->where('start_date', '<=', $today->copy()->addDays(30))
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->count();
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$delayedOverhauls = Overhaul::where('business_id', $bid)
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->whereIn('status', ['planned', 'approved', 'waiting', 'in_progress'])
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->where('end_date', '<', $today)
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->count();
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$todayTasks = WorkOrder::where('business_id', $bid)
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->whereIn('status', ['open', 'in_progress'])
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->whereDate('scheduled_at', $today)
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->count();
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$monthlyCosts = (int) WorkOrder::where('business_id', $bid)
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->where('status', 'completed')
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->where('completed_at', '>=', $monthStart)
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->sum('cost')
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+ (int) Overhaul::where('business_id', $bid)
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->where('status', 'completed')
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->where('updated_at', '>=', $monthStart)
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->sum('actual_cost');
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$avgHealth = (float) Equipment::where('business_id', $bid)->avg('health_percentage');
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$mttr = $this->calculateMttr($bid);
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$mtbf = $this->calculateMtbf($bid);
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$maintenanceStats = [
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'preventive_due' => PreventiveSchedule::where('business_id', $bid)
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->where('is_active', true)
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->where('next_due_at', '<=', now()->addDays(7))
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->count(),
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'open_work_orders' => WorkOrder::where('business_id', $bid)
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->whereIn('status', ['open', 'in_progress'])
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->count(),
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'completed_this_month' => WorkOrder::where('business_id', $bid)
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->where('status', 'completed')
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->where('completed_at', '>=', $monthStart)
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->count(),
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'low_stock_parts' => SparePart::where('business_id', $bid)
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->whereColumn('quantity', '<=', 'min_stock')
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->count(),
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];
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return [
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'equipment' => [
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'total' => $totalEquipment,
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'active' => $activeEquipment,
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'under_overhaul' => $underOverhaul,
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'health_percentage' => round($avgHealth, 1),
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],
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'overhauls' => [
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'upcoming' => $upcomingOverhauls,
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'delayed' => $delayedOverhauls,
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],
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'tasks' => [
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'today' => $todayTasks,
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],
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'costs' => [
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'monthly' => $monthlyCosts,
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],
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'kpi' => [
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'mttr_hours' => $mttr,
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'mtbf_hours' => $mtbf,
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],
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'maintenance' => $maintenanceStats,
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];
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}
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public function getRecentActivities(Business $business, int $limit = 10): array
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{
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if (! Schema::hasTable('maintenance_activity_logs')) {
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return [];
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}
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return DB::table('maintenance_activity_logs')
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->where('business_id', $business->id)
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->orderByDesc('created_at')
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->limit($limit)
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->get()
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->toArray();
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}
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public function getCalendarEvents(Business $business, string $start, string $end): array
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{
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$bid = $business->id;
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$events = [];
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$overhauls = Overhaul::where('business_id', $bid)
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->whereBetween('start_date', [$start, $end])
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->with('equipment:id,name,code')
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->get();
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foreach ($overhauls as $o) {
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$events[] = [
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'id' => 'overhaul-'.$o->id,
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'type' => 'overhaul',
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'title' => $o->title,
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'start' => $o->start_date?->toDateString(),
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'end' => $o->end_date?->toDateString(),
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'start_jalali' => $this->maintenanceUtil->formatDate($o->start_date),
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'end_jalali' => $this->maintenanceUtil->formatDate($o->end_date),
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'status' => $o->status,
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'equipment' => $o->equipment?->name,
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];
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}
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$schedules = PreventiveSchedule::where('business_id', $bid)
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->where('is_active', true)
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->whereBetween('next_due_at', [$start, $end])
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->with('equipment:id,name,code')
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->get();
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foreach ($schedules as $s) {
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$events[] = [
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'id' => 'pm-'.$s->id,
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'type' => 'preventive',
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'title' => $s->title,
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'start' => $s->next_due_at?->toDateString(),
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'start_jalali' => $this->maintenanceUtil->formatDateTime($s->next_due_at),
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'equipment' => $s->equipment?->name,
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];
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}
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$workOrders = WorkOrder::where('business_id', $bid)
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->whereBetween('scheduled_at', [$start, $end])
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->with('equipment:id,name,code')
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->get();
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foreach ($workOrders as $w) {
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$events[] = [
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'id' => 'wo-'.$w->id,
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'type' => 'work_order',
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'title' => $w->work_order_number,
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'start' => $w->scheduled_at?->toDateString(),
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'start_jalali' => $this->maintenanceUtil->formatDateTime($w->scheduled_at),
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'status' => $w->status,
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'equipment' => $w->equipment?->name,
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];
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}
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$rebuilds = RebuildProject::where('business_id', $bid)
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->whereNotIn('status', ['draft', 'cancelled'])
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->where(function ($q) use ($start, $end) {
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$q->whereBetween('planned_start_date', [$start, $end])
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->orWhereBetween('planned_end_date', [$start, $end]);
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})
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->get();
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foreach ($rebuilds as $r) {
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$events[] = [
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'id' => 'rebuild-'.$r->id,
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'type' => 'rebuild',
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'title' => $r->title,
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'start' => $r->planned_start_date?->toDateString(),
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'end' => $r->planned_end_date?->toDateString(),
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'start_jalali' => $this->maintenanceUtil->formatDate($r->planned_start_date),
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'end_jalali' => $this->maintenanceUtil->formatDate($r->planned_end_date),
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'status' => $r->status,
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];
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}
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return $events;
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}
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public function getChartData(Business $business): array
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{
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$bid = $business->id;
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$months = collect(range(5, 0))->map(fn ($i) => Carbon::now()->subMonths($i));
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$costByMonth = $months->map(function ($month) use ($bid) {
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$start = $month->copy()->startOfMonth();
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$end = $month->copy()->endOfMonth();
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return [
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'label' => $this->maintenanceUtil->formatMonthLabel($month),
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'cost' => (int) WorkOrder::where('business_id', $bid)
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->where('status', 'completed')
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->whereBetween('completed_at', [$start, $end])
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->sum('cost'),
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];
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});
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$statusDistribution = Equipment::where('business_id', $bid)
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->select('status', DB::raw('count(*) as count'))
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->groupBy('status')
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->pluck('count', 'status')
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->toArray();
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return [
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'monthly_costs' => $costByMonth->values()->toArray(),
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'equipment_by_status' => $statusDistribution,
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];
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}
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protected function calculateMttr(int $businessId): float
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{
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if (! Schema::hasTable('maintenance_failure_reports')) {
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return 0;
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}
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$avg = FailureReport::where('business_id', $businessId)
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->where('repair_hours', '>', 0)
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->avg('repair_hours');
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return round((float) $avg, 2);
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}
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protected function calculateMtbf(int $businessId): float
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{
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if (! Schema::hasTable('maintenance_failure_reports')) {
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return 0;
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}
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$equipmentIds = Equipment::where('business_id', $businessId)->pluck('id');
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if ($equipmentIds->isEmpty()) {
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return 0;
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}
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$failureCount = FailureReport::where('business_id', $businessId)->count();
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if ($failureCount === 0) {
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return 0;
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}
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$totalHours = Equipment::where('business_id', $businessId)->sum('working_hours');
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return round($totalHours / $failureCount, 2);
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}
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}
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