Fix FixedHeader.php with tests

Author: yajra

src/Html/Options/Plugins/FixedHeader.php

@@ -12,29 +12,34 @@
 trait FixedHeader
 {
     /**
-     * Set fixedHeader option value.
+     * Set fixedHeader footer option value.
      *
-     * @param  bool|array  $value
+     * @param  bool  $value
      * @return $this
-     * @see https://datatables.net/reference/option/fixedHeader
+     * @see https://datatables.net/reference/option/fixedHeader.footer
      */
-    public function fixedHeader(bool|array $value = true): static
+    public function fixedHeaderFooter(bool $value = true): static
     {
-        $this->attributes['fixedHeader'] = $value;
-
-        return $this;
+        return $this->fixedHeader(['footer' => $value]);
     }
 
     /**
-     * Set fixedHeader footer option value.
+     * Set fixedHeader option value.
      *
-     * @param  bool  $value
+     * @param  bool|array  $value
      * @return $this
-     * @see https://datatables.net/reference/option/fixedHeader.footer
+     * @see https://datatables.net/reference/option/fixedHeader
      */
-    public function fixedHeaderFooter(bool $value = true): static
+    public function fixedHeader(bool|array $value = true): static
     {
-        return $this->fixedHeader(['footer' => $value]);
+        if (is_array($value)) {
+            $this->attributes['fixedHeader'] = array_merge((array) $this->attributes['fixedHeader'], $value);
+        } else {
+            $this->attributes['fixedHeader'] = $value;
+        }
+
+
+        return $this;
     }
 
     /**
@@ -72,4 +77,17 @@ public function fixedHeaderHeaderOffset(int $value = 0): static
     {
         return $this->fixedHeader(['headerOffset' => $value]);
     }
+
+    /**
+     * @param  string|null  $key
+     * @return mixed
+     */
+    public function getFixedHeader(string $key = null): mixed
+    {
+        if (is_null($key)) {
+            return $this->attributes['fixedHeader'] ?? true;
+        }
+
+        return $this->attributes['fixedHeader'][$key] ?? false;
+    }
 }

tests/BuilderOptionsPluginsTest.php

@@ -101,5 +101,25 @@ public function it_has_fixed_columns_plugin()
         $this->assertEquals(0, $builder->getFixedColumns('rightColumns'));
     }
 
+    /** @test */
+    public function it_has_fixed_header_plugin()
+    {
+        $builder = $this->getHtmlBuilder();
+        $builder->fixedHeader();
+
+        $this->assertTrue($builder->getAttribute('fixedHeader'));
+        $this->assertTrue($builder->getFixedHeader());
+
+        $builder->fixedHeaderFooter()
+                ->fixedHeaderFooterOffset()
+                ->fixedHeaderHeader()
+                ->fixedHeaderHeaderOffset();
+
+        $this->assertEquals(true, $builder->getFixedHeader('footer'));
+        $this->assertEquals(0, $builder->getFixedHeader('offset'));
+        $this->assertEquals(true, $builder->getFixedHeader('header'));
+        $this->assertEquals(0, $builder->getFixedHeader('headerOffset'));
+    }
+
 
 }