add nova

nova/src/Fields/Sparkline.php

@@ -0,0 +1,136 @@
+<?php
+
+namespace Laravel\Nova\Fields;
+
+use Closure;
+use Laravel\Nova\Http\Requests\NovaRequest;
+use Laravel\Nova\Metrics\Trend;
+
+class Sparkline extends Field implements Unfillable
+{
+    /**
+     * The field's component.
+     *
+     * @var string
+     */
+    public $component = 'sparkline-field';
+
+    /**
+     * The data used in the chart.
+     *
+     * @var array|(\Closure(\Laravel\Nova\Http\Requests\NovaRequest):(mixed))|\Laravel\Nova\Metrics\Trend
+     */
+    public $data = [];
+
+    /**
+     * The type of chart to use.
+     *
+     * @var string
+     */
+    public $chartStyle = 'Line';
+
+    /**
+     * Indicates if the element should be shown on the creation view.
+     *
+     * @var (callable(\Laravel\Nova\Http\Requests\NovaRequest):(bool))|bool
+     */
+    public $showOnCreation = false;
+
+    /**
+     * Indicates if the element should be shown on the update view.
+     *
+     * @var (callable(\Laravel\Nova\Http\Requests\NovaRequest, mixed):(bool))|bool
+     */
+    public $showOnUpdate = false;
+
+    /**
+     * Set the data for the Spark Line.
+     *
+     * @param  array|(\Closure(\Laravel\Nova\Http\Requests\NovaRequest):(mixed))|\Laravel\Nova\Metrics\Trend  $data
+     * @return $this
+     */
+    public function data($data)
+    {
+        $this->data = $data;
+
+        return $this;
+    }
+
+    /**
+     * Get field data.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return array|mixed
+     */
+    public function getData(NovaRequest $request)
+    {
+        if ($this->data instanceof Trend) {
+            $ranges = $this->data->ranges();
+            $defaultRange = array_key_first($ranges);
+
+            return array_values(
+                $this->data->calculate(
+                    $request->merge([
+                        'range' => $defaultRange,
+                        'resourceId' => $this->data->component,
+                    ])
+                )->trend ?? []
+            );
+        } elseif ($this->data instanceof Closure) {
+            return call_user_func($this->data, $request);
+        }
+
+        return $this->data;
+    }
+
+    /**
+     * Format the sparkline as a bar.
+     *
+     * @return $this
+     */
+    public function asBarChart()
+    {
+        $this->chartStyle = 'Bar';
+
+        return $this;
+    }
+
+    /**
+     * Set the component height.
+     *
+     * @param  int  $height
+     * @return $this
+     */
+    public function height($height)
+    {
+        return $this->withMeta([
+            __FUNCTION__ => $height,
+        ]);
+    }
+
+    /**
+     * Set the component width.
+     *
+     * @param  int  $width
+     * @return $this
+     */
+    public function width($width)
+    {
+        return $this->withMeta([
+            __FUNCTION__ => $width,
+        ]);
+    }
+
+    /**
+     * Prepare the element for JSON serialization.
+     *
+     * @return array<string, mixed>
+     */
+    public function jsonSerialize(): array
+    {
+        return array_merge(parent::jsonSerialize(), [
+            'chartStyle' => $this->chartStyle,
+            'data' => $this->getData(app(NovaRequest::class)),
+        ]);
+    }
+}