Reimplmement service changes going to the service__change table

app/Models/Service.php

@@ -28,6 +28,11 @@ use App\Traits\SiteID;
  * Class Service
  * Services that belong to an account
  *
+ *  So each service attribute has:
+ *   - Offering, what product we supply (we make offerings from supplier's supplied products) - in the DB these are products/*
+ *   - Supplied, our supplier's product that is providing the service - in the DB these are supplier/*
+ *   - Type, what service we are providing, made up of a product we supply - in the DB these are service/*
+ *
  * Attributes for services:
  * + additional_cost			: Pending additional charges for this service (excluding setup)	//@todo check all these are still valid
  * + billing_charge				: Charge for this service each invoice period	// @todo change to "charge"
@@ -46,14 +51,10 @@ use App\Traits\SiteID;
  * + sid                        : System ID for service
  * + supplied					: The model of the supplier's product used for this service.
  *
- * = Terminology:
- *   - Offering, what product we supply (we make offerings from supplier's supplied products) - in the DB these are products/*
- *   - Supplied, our supplier's product that is providing the service - in the DB these are supplier/*
- *   - Type, what service we are providing, made up of a product we supply - in the DB these are service/*
- *
  * @package App\Models
  * @todo "Billing Start Date" = "connection date" for sub types??
  * @todo Add min_charge
+ * @todo deprecate price_override, and if price < what would be billed, show it striked through, otherwise show it as if it was the price
  */
 class Service extends Model implements IDs
 {
@@ -356,6 +357,14 @@ class Service extends Model implements IDs
 			->orderBy('created_at');
 	}
 
+	public function changes()
+	{
+		return $this->belongsToMany(Product::class,'service__change','service_id','product_id','id','id')
+			->where('service__change.site_id',$this->site_id)
+			->withPivot(['ordered_at','effective_at','ordered_by','active','complete','notes'])
+			->withTimestamps();
+	}
+
 	// @todo changed to invoiced_items
 	public function invoice_items($active=TRUE)
 	{

app/Models/ServiceChange.php

@@ -12,5 +12,4 @@ use Illuminate\Database\Eloquent\Model;
 class ServiceChange extends Model
 {
 	protected $table = 'service__change';
-	public $timestamps = FALSE;
 }