add nova

nova/src/Fields/Line.php

@@ -0,0 +1,150 @@
+<?php
+
+namespace Laravel\Nova\Fields;
+
+use Illuminate\Support\Arr;
+
+class Line extends Text implements Unfillable
+{
+    const HEADING = 'extra-large';
+
+    const BASE = 'large';
+
+    const SUBTITLE = 'medium';
+
+    const SMALL = 'small';
+
+    /**
+     * The type for the line field.
+     *
+     * @var string
+     */
+    public $type = self::BASE;
+
+    /**
+     * Extra CSS classes to apply to the line.
+     *
+     * @var mixed
+     */
+    public $extraClasses = '';
+
+    /**
+     * The line's component.
+     *
+     * @var string
+     */
+    public $component = 'line-field';
+
+    /**
+     * CSS class lookup table for lines.
+     *
+     * @var array<string, string>
+     */
+    public static $classes = [
+        self::HEADING => 'text-base font-semibold',
+        self::BASE => 'text-sm',
+        self::SUBTITLE => 'text-xs tracking-loose font-bold uppercase text-80',
+        self::SMALL => 'text-xs',
+    ];
+
+    /**
+     * Create a new field.
+     *
+     * @param  string  $name
+     * @param  string|callable|null  $attribute
+     * @param  (callable(mixed, mixed, ?string):(mixed))|null  $resolveCallback
+     * @return void
+     */
+    public function __construct($name, $attribute = null, callable $resolveCallback = null)
+    {
+        parent::__construct($name, $attribute, $resolveCallback);
+
+        $this->exceptOnForms();
+    }
+
+    /**
+     * Display the line as a heading.
+     *
+     * @return $this
+     */
+    public function asHeading()
+    {
+        $this->type = static::HEADING;
+
+        return $this;
+    }
+
+    /**
+     * Display the line as a subtitle.
+     *
+     * @return $this
+     */
+    public function asSubTitle()
+    {
+        $this->type = static::SUBTITLE;
+
+        return $this;
+    }
+
+    /**
+     * Display the line with small styles.
+     *
+     * @return $this
+     */
+    public function asSmall()
+    {
+        $this->type = static::SMALL;
+
+        return $this;
+    }
+
+    /**
+     * Display the line with base styles.
+     *
+     * @return $this
+     */
+    public function asBase()
+    {
+        $this->type = static::BASE;
+
+        return $this;
+    }
+
+    /**
+     * Set the extra CSS classes to be applied to the line field.
+     *
+     * @param  mixed  $classes
+     * @return $this
+     */
+    public function extraClasses($classes)
+    {
+        $this->extraClasses = $classes;
+
+        return $this;
+    }
+
+    /**
+     * Get the display classes for the line.
+     *
+     * @return array<string, string>
+     */
+    public function getClasses()
+    {
+        return array_merge(
+            Arr::wrap(self::$classes[$this->type]),
+            array_filter(Arr::wrap($this->extraClasses))
+        );
+    }
+
+    /**
+     * Prepare the line for JSON serialization.
+     *
+     * @return array<string, mixed>
+     */
+    public function jsonSerialize(): array
+    {
+        return array_merge(parent::jsonSerialize(), [
+            'classes' => $this->getClasses(),
+        ]);
+    }
+}