Added BusinessIntro

src/TgBotLib/Objects/BusinessIntro.php

@@ -0,0 +1,72 @@
+<?php
+
+    namespace TgBotLib\Objects;
+
+    use TgBotLib\Interfaces\ObjectTypeInterface;
+
+    class BusinessIntro implements ObjectTypeInterface
+    {
+        private ?string $title;
+        private ?string $message;
+        private ?Sticker $sticker;
+
+        /**
+         * Optional. Title text of the business intro
+         *
+         * @return string|null
+         */
+        public function getTitle(): ?string
+        {
+            return $this->title;
+        }
+
+        /**
+         * Optional. Message text of the business intro
+         *
+         * @return string|null
+         */
+        public function getMessage(): ?string
+        {
+            return $this->message;
+        }
+
+        /**
+         * Optional. Sticker of the business intro
+         *
+         * @return Sticker|null
+         */
+        public function getSticker(): ?Sticker
+        {
+            return $this->sticker;
+        }
+
+        /**
+         * @inheritDoc
+         */
+        public function toArray(): ?array
+        {
+            return [
+                'title' => $this->title,
+                'message' => $this->message,
+                'sticker' => $this->sticker?->toArray()
+            ];
+        }
+
+        /**
+         * @inheritDoc
+         */
+        public static function fromArray(?array $data): ?ObjectTypeInterface
+        {
+            if($data === null)
+            {
+                return null;
+            }
+
+            $object = new self();
+            $object->title = $data['title'] ?? null;
+            $object->message = $data['message'] ?? null;
+            $object->sticker = Sticker::fromArray($data['sticker']) ?? null;
+
+            return $object;
+        }
+    }