added item taxes and totals to document api

app/Models/Document/DocumentItemTax.php

@@ -5,7 +5,6 @@ namespace App\Models\Document;
 use App\Abstracts\Model;
 use App\Traits\Currencies;
 use Illuminate\Database\Eloquent\Builder;
-use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Znck\Eloquent\Traits\BelongsToThrough;
 
 class DocumentItemTax extends Model

app/Transformers/Document/Document.php

@@ -2,10 +2,10 @@
 
 namespace App\Transformers\Document;
 
+use App\Models\Document\Document as Model;
 use App\Transformers\Banking\Transaction;
 use App\Transformers\Common\Contact;
 use App\Transformers\Setting\Currency;
-use App\Models\Document\Document as Model;
 use League\Fractal\TransformerAbstract;
 
 class Document extends TransformerAbstract
@@ -13,7 +13,7 @@ class Document extends TransformerAbstract
     /**
      * @var array
      */
-    protected $defaultIncludes = ['contact', 'currency', 'histories', 'items', 'transactions'];
+    protected $defaultIncludes = ['contact', 'currency', 'histories', 'items', 'item_taxes', 'totals', 'transactions'];
 
     /**
      * @param Model $model
@@ -70,7 +70,7 @@ class Document extends TransformerAbstract
      */
     public function includeHistories(Model $model)
     {
-        return $this->collection($model->histories, new DocumentHistories());
+        return $this->collection($model->histories, new DocumentHistory());
     }
 
     /**
@@ -79,7 +79,25 @@ class Document extends TransformerAbstract
      */
     public function includeItems(Model $model)
     {
-        return $this->collection($model->items, new DocumentItems());
+        return $this->collection($model->items, new DocumentItem());
+    }
+
+    /**
+     * @param Model $model
+     * @return \League\Fractal\Resource\Collection
+     */
+    public function includeItemTaxes(Model $model)
+    {
+        return $this->collection($model->item_taxes, new DocumentItemTax());
+    }
+
+    /**
+     * @param Model $model
+     * @return \League\Fractal\Resource\Collection
+     */
+    public function includeTotals(Model $model)
+    {
+        return $this->collection($model->totals, new DocumentTotal());
     }
 
     /**

app/Transformers/Document/DocumentHistory.php

@@ -5,7 +5,7 @@ namespace App\Transformers\Document;
 use App\Models\Document\DocumentHistory as Model;
 use League\Fractal\TransformerAbstract;
 
-class DocumentHistories extends TransformerAbstract
+class DocumentHistory extends TransformerAbstract
 {
     /**
      * @param Model $model

app/Transformers/Document/DocumentItem.php

@@ -5,7 +5,7 @@ namespace App\Transformers\Document;
 use App\Models\Document\DocumentItem as Model;
 use League\Fractal\TransformerAbstract;
 
-class DocumentItems extends TransformerAbstract
+class DocumentItem extends TransformerAbstract
 {
     /**
      * @param Model $model

app/Transformers/Document/DocumentItemTax.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Transformers\Document;
+
+use App\Models\Document\DocumentItemTax as Model;
+use App\Transformers\Setting\Tax;
+use League\Fractal\TransformerAbstract;
+
+class DocumentItemTax extends TransformerAbstract
+{
+    /**
+     * @var array
+     */
+    protected $defaultIncludes = ['tax'];
+
+    /**
+     * @param  Model $model
+     * @return array
+     */
+    public function transform(Model $model)
+    {
+        return [
+            'id' => $model->id,
+            'company_id' => $model->company_id,
+            'type' => $model->type,
+            'document_id' => $model->document_id,
+            'document_item_id' => $model->document_item_id,
+            'tax_id' => $model->tax_id,
+            'name' => $model->name,
+            'amount' => $model->amount,
+            'created_at' => $model->created_at ? $model->created_at->toIso8601String() : '',
+            'updated_at' => $model->updated_at ? $model->updated_at->toIso8601String() : '',
+        ];
+    }
+
+    /**
+     * @param  Model $model
+     * @return mixed
+     */
+    public function includeTax(Model $model)
+    {
+        if (!$model->tax) {
+            return $this->null();
+        }
+
+        return $this->item($model->tax, new Tax());
+    }
+}

app/Transformers/Document/DocumentTotal.php

@@ -5,7 +5,7 @@ namespace App\Transformers\Document;
 use App\Models\Document\DocumentTotal as Model;
 use League\Fractal\TransformerAbstract;
 
-class DocumentTotals extends TransformerAbstract
+class DocumentTotal extends TransformerAbstract
 {
 
     /**