add nova

nova/src/Fields/Boolean.php

@@ -0,0 +1,146 @@
+<?php
+
+namespace Laravel\Nova\Fields;
+
+use Illuminate\Support\Arr;
+use Laravel\Nova\Contracts\FilterableField;
+use Laravel\Nova\Fields\Filters\BooleanFilter;
+use Laravel\Nova\Http\Requests\NovaRequest;
+
+class Boolean extends Field implements FilterableField
+{
+    use FieldFilterable;
+    use SupportsDependentFields;
+
+    /**
+     * The field's component.
+     *
+     * @var string
+     */
+    public $component = 'boolean-field';
+
+    /**
+     * The value to be used when the field is "true".
+     *
+     * @var bool
+     */
+    public $trueValue = true;
+
+    /**
+     * The value to be used when the field is "false".
+     *
+     * @var bool
+     */
+    public $falseValue = false;
+
+    /**
+     * The text alignment for the field's text in tables.
+     *
+     * @var string
+     */
+    public $textAlign = 'center';
+
+    /**
+     * Resolve the given attribute from the given resource.
+     *
+     * @param  mixed  $resource
+     * @param  string  $attribute
+     * @return bool|null
+     */
+    protected function resolveAttribute($resource, $attribute)
+    {
+        $value = parent::resolveAttribute($resource, $attribute);
+
+        return ! is_null($value)
+                    ? ($value == $this->trueValue ? true : false)
+                    : null;
+    }
+
+    /**
+     * Resolve the default value for the field.
+     *
+     * @return bool|null
+     */
+    public function resolveDefaultValue(NovaRequest $request)
+    {
+        if ($request->isCreateOrAttachRequest() || $request->isActionRequest()) {
+            return parent::resolveDefaultValue($request) ?? false;
+        }
+    }
+
+    /**
+     * Hydrate the given attribute on the model based on the incoming request.
+     *
+     * @param  string  $requestAttribute
+     * @param  \Illuminate\Database\Eloquent\Model|\Laravel\Nova\Support\Fluent  $model
+     * @param  string  $attribute
+     * @return void
+     */
+    protected function fillAttributeFromRequest(NovaRequest $request, $requestAttribute, $model, $attribute)
+    {
+        if (isset($request[$requestAttribute])) {
+            $model->{$attribute} = $request[$requestAttribute] == 1
+                    ? $this->trueValue : $this->falseValue;
+        }
+    }
+
+    /**
+     * Specify the values to store for the field.
+     *
+     * @param  mixed  $trueValue
+     * @param  mixed  $falseValue
+     * @return $this
+     */
+    public function values($trueValue, $falseValue)
+    {
+        return $this->trueValue($trueValue)->falseValue($falseValue);
+    }
+
+    /**
+     * Specify the value to store when the field is "true".
+     *
+     * @param  mixed  $value
+     * @return $this
+     */
+    public function trueValue($value)
+    {
+        $this->trueValue = $value;
+
+        return $this;
+    }
+
+    /**
+     * Specify the value to store when the field is "false".
+     *
+     * @param  mixed  $value
+     * @return $this
+     */
+    public function falseValue($value)
+    {
+        $this->falseValue = $value;
+
+        return $this;
+    }
+
+    /**
+     * Make the field filter.
+     *
+     * @return \Laravel\Nova\Fields\Filters\Filter
+     */
+    protected function makeFilter(NovaRequest $request)
+    {
+        return new BooleanFilter($this);
+    }
+
+    /**
+     * Prepare the field for JSON serialization.
+     *
+     * @return array
+     */
+    public function serializeForFilter()
+    {
+        return transform($this->jsonSerialize(), function ($field) {
+            return Arr::only($field, ['uniqueKey']);
+        });
+    }
+}