Invoice report improvements to include tax breakdowns per invoice

app/Export/CSV/BaseExport.php

@@ -39,6 +39,7 @@ use App\Transformers\TaskTransformer;
 use App\Transformers\PaymentTransformer;
 use Illuminate\Database\Eloquent\Builder;
 use League\Fractal\Serializer\ArraySerializer;
+use Str;
 
 class BaseExport
 {
@@ -1367,7 +1368,7 @@ class BaseExport
 
         $header = [];
         // nlog("header");
-        foreach ($this->input['report_keys'] as $value) {
+        foreach ($this->input['report_keys'] as &$value) {
 
             $key = array_search($value, $this->entity_keys);
             $original_key = $key;
@@ -1460,7 +1461,11 @@ class BaseExport
             $key = str_replace('product.', '', $key);
             $key = str_replace('task.', '', $key);
 
-            if (stripos($value, 'custom_value') !== false) {
+            if (stripos($value, 'tax.') !== false) {
+                $value = Str::after($value, 'tax.');
+                $header[] = $value;
+            }
+            elseif (stripos($value, 'custom_value') !== false) {
                 $parts = explode(".", $value);
 
                 if (count($parts) == 2 && in_array($parts[0], ['credit','quote','invoice','purchase_order','recurring_invoice'])) {

app/Export/CSV/InvoiceExport.php

@@ -31,6 +31,8 @@ class InvoiceExport extends BaseExport
 
     private Decorator $decorator;
 
+    private array $tax_names = [];
+
     public function __construct(Company $company, array $input)
     {
         $this->company = $company;
@@ -119,6 +121,53 @@ class InvoiceExport extends BaseExport
         //load the CSV document from a string
         $this->csv = Writer::createFromString();
         \League\Csv\CharsetConverter::addTo($this->csv, 'UTF-8', 'UTF-8');
+                        
+        if ($tax_amount_position = array_search('invoice.total_taxes', $this->input['report_keys'])) {
+            $first_part = array_slice($this->input['report_keys'], 0, $tax_amount_position + 1);
+            $second_part = array_slice($this->input['report_keys'], $tax_amount_position + 1);
+            
+                    $this->tax_names = $query->get()
+                        ->flatMap(function ($invoice) {
+                            $taxes = [];
+
+                            // Invoice level taxes
+                            if (!empty($invoice->tax_name1) && !empty($invoice->tax_rate1)) {
+                                $taxes[] = trim($invoice->tax_name1) . ' ' . \App\Utils\Number::formatValueNoTrailingZeroes(floatval($invoice->tax_rate1), $invoice->client) . '%';
+                            }
+                            if (!empty($invoice->tax_name2) && !empty($invoice->tax_rate2)) {
+                                $taxes[] = trim($invoice->tax_name2) . ' ' . \App\Utils\Number::formatValueNoTrailingZeroes(floatval($invoice->tax_rate2), $invoice->client) . '%';
+                            }
+                            if (!empty($invoice->tax_name3) && !empty($invoice->tax_rate3)) {
+                                $taxes[] = trim($invoice->tax_name3) . ' ' . \App\Utils\Number::formatValueNoTrailingZeroes(floatval($invoice->tax_rate3), $invoice->client) . '%';
+                            }
+
+                            // Line item taxes
+                            $line_taxes = collect($invoice->line_items)->flatMap(function ($item) use($invoice){
+                                $taxes = [];
+                                if (!empty($item->tax_name1) && !empty($item->tax_rate1)) {
+                                    $taxes[] = trim($item->tax_name1) . ' ' . \App\Utils\Number::formatValueNoTrailingZeroes(floatval($item->tax_rate1), $invoice->client) . '%';
+                                }
+                                if (!empty($item->tax_name2) && !empty($item->tax_rate2)) {
+                                    $taxes[] = trim($item->tax_name2) . ' ' . \App\Utils\Number::formatValueNoTrailingZeroes(floatval($item->tax_rate2), $invoice->client) . '%';
+                                }
+                                if (!empty($item->tax_name3) && !empty($item->tax_rate3)) {
+                                    $taxes[] = trim($item->tax_name3) . ' ' . \App\Utils\Number::formatValueNoTrailingZeroes(floatval($item->tax_rate3), $invoice->client) . '%';
+                                }
+                                return $taxes;
+                            });
+
+                            return array_merge($taxes, $line_taxes->toArray());
+                        })
+                        ->unique()
+                        ->toArray();
+
+
+            foreach ($this->tax_names as $tax_name) {
+                $labels[] = 'tax.'.$tax_name;
+            }
+
+            $this->input['report_keys'] = array_merge($first_part, $labels, $second_part);
+        }
 
         //insert the header
         $this->csv->insertOne($this->buildHeader());
@@ -145,8 +194,20 @@ class InvoiceExport extends BaseExport
 
             if (is_array($parts) && $parts[0] == 'invoice' && array_key_exists($parts[1], $transformed_invoice)) {
                 $entity[$key] = $transformed_invoice[$parts[1]];
-            } else {
-                $entity[$key] = $this->decorator->transform($key, $invoice);
+            } elseif($decorated_value = $this->decorator->transform($key, $invoice)) {
+                $entity[$key] = $decorated_value;
+            } elseif(count($this->tax_names) > 0) {
+                
+                $calc = $invoice->calc();
+                $taxes = $calc->getTaxMap()->merge($calc->getTotalTaxMap())->toArray();
+                nlog($this->tax_names);
+                foreach ($this->tax_names as $tax_name) {
+                    $entity[$tax_name] = 0;
+                }
+
+                foreach ($taxes as $tax) {
+                    $entity[$tax['name']] += $tax['total'];
+                }
             }
 
         }

app/Export/CSV/InvoiceItemExport.php

@@ -169,10 +169,6 @@ class InvoiceItemExport extends BaseExport
 
                     $tmp_key = str_replace("item.", "", $key);
 
-                    // if ($tmp_key == 'type_id') {
-                    //     $tmp_key = 'type';
-                    // }
-
                     if ($tmp_key == 'tax_id') {
                         $tmp_key = 'tax_category';
                     }

app/Export/Decorators/Decorator.php

@@ -22,7 +22,11 @@ class Decorator implements DecoratorInterface
         $index = $this->getKeyPart(0, $key);
         $column = $this->getKeyPart(1, $key);
 
-        return $this->{$index}()->transform($column, $entity);
+        if (method_exists($this, $index)) {
+            return $this->{$index}()->transform($column, $entity);
+        }
+
+        return null;
 
     }
 
@@ -96,10 +100,10 @@ class Decorator implements DecoratorInterface
         return new PurchaseOrderDecorator();
     }
 
-    public function getKeyPart(int $index, string $key): string
+    public function getKeyPart(int $index, string $key): ?string
     {
         $parts = explode('.', $key);
 
-        return $parts[$index];
+        return $parts[$index] ?? null;
     }
 }