Fixes for invoice rounding, where invoice total was different from reporting

app/Models/InvoiceItem.php

@@ -2,9 +2,11 @@
 
 namespace App\Models;
 
+use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Database\Eloquent\Collection;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Support\Arr;
+use Illuminate\Support\Facades\DB;
 use Leenooks\Carbon as LeenooksCarbon;
 
 use App\Traits\PushNew;
@@ -68,6 +70,30 @@ class InvoiceItem extends Model
 		});
 	}
 
+	public static function invoice_items(): Builder
+	{
+		// Choose your select tag and group by tag
+		return (new InvoiceItem)
+			->select([
+				//'invoice_id',
+				DB::raw('ROUND(CAST(SUM(quantity*price_base) AS NUMERIC),2) AS item'),
+				DB::raw('ROUND(CAST(SUM(COALESCE(amount,0)) AS NUMERIC),2) AS tax'),
+				DB::raw('ROUND(CAST(SUM(COALESCE(invoice_items.discount_amt,0)) AS NUMERIC),2) AS discount'),
+				DB::raw('ROUND(CAST(SUM(ROUND(CAST(ROUND(CAST(quantity*(price_base-COALESCE(invoice_items.discount_amt,0)) AS NUMERIC),2)+COALESCE(amount,0) AS NUMERIC),2)) AS NUMERIC),2) AS item_total'),
+				//DB::raw('0 as payments'),
+				//DB::raw('0 as payment_fees'),
+			])
+			->leftjoin('invoice_item_taxes',['invoice_item_taxes.invoice_item_id'=>'invoice_items.id'])
+			//->rightjoin('invoices',['invoices.id'=>'invoice_items.invoice_id'])
+			->where('invoice_items.active',TRUE)
+			->where(fn($query)=>$query
+				->where('invoice_item_taxes.active',TRUE)
+				->orWhereNull('invoice_item_taxes.active'))
+			//->where('invoices.active',TRUE)
+			//->groupBy(['invoice_id'])
+			;
+	}
+
 	/* RELATIONS */
 
 	public function invoice()
@@ -144,7 +170,7 @@ class InvoiceItem extends Model
 	 */
 	public function getSubTotalAttribute(): float
 	{
-		return sprintf('%3.2f',$this->quantity * ($this->price_base - $this->discount_amt));
+		return round($this->quantity*($this->price_base-$this->discount_amt),2);
 	}
 
 	/**
@@ -154,7 +180,7 @@ class InvoiceItem extends Model
 	 */
 	public function getTaxAttribute(): float
 	{
-		return sprintf('%3.2f',$this->taxes->sum('amount'));
+		return round($this->taxes->sum('amount'),2);
 	}
 
 	/**
@@ -164,7 +190,7 @@ class InvoiceItem extends Model
 	 */
 	public function getTotalAttribute(): float
 	{
-		return sprintf('%3.2f',$this->getSubTotalAttribute()+$this->getTaxAttribute());
+		return round($this->getSubTotalAttribute()+$this->getTaxAttribute(),2);
 	}
 
 	/* METHODS */