Enable editing of supplier products and listing services connected to them

resources/views/theme/backend/adminlte/supplier/widget/costs.blade.php

@@ -6,7 +6,7 @@
 			<select class="form-control form-control-border" id="cost_id" name="cost_id">
 				<option value=""></option>
 				<option value="">Add New</option>
-				@foreach(\App\Models\Cost::orderBy('billed_at','DESC')->get() as $oo)
+				@foreach(\App\Models\Cost::where('supplier_id',$o->id)->orderBy('billed_at','DESC')->get() as $oo)
 					<option value="{{ $oo->id }}">{{ $oo->billed_at->format('Y-m-d') }}: ${{ number_format($oo->total,2) }}</option>
 				@endforeach
 			</select>