'decimal:2', 'efficiency_pct' => 'decimal:2', 'is_active' => 'boolean', ]; public function lineTemplate() { return $this->belongsTo(\Modules\IndustrialEngineering\Models\LineTemplate::class, 'ie_line_template_id'); } public function workCenter() { return $this->belongsTo(\Modules\IndustrialEngineering\Models\WorkCenter::class, 'ie_work_center_id'); } public function maintenanceEquipment() { return $this->belongsTo(\Modules\Maintenance\Models\Equipment::class, 'maintenance_equipment_id'); } public function scheduledOperations() { return $this->hasMany(ScheduledOperation::class, 'resource_id'); } public function effectiveDailyHours(): float { return (float) $this->daily_capacity_hours * ((float) $this->efficiency_pct / 100); } }