Better webhooks (#155)

* Enable Pro plan - WIP

* no pricing page if have no paid plans

* Set pricing ids in env

* views & submissions FREE for all

* extra param for env

* form password FREE for all

* Custom Code is PRO feature

* Replace codeinput prism with codemirror

* Better form Cleaning message

* Added risky user email spam protection

* fix form cleaning

* Custom SEO

* fix custom seo formcleaner

* Better webhooks

* fix test case

app/Service/Forms/Webhooks/WebhookHandlerProvider.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Service\Forms\Webhooks;
+
+use App\Models\Forms\Form;
+
+class WebhookHandlerProvider
+{
+    const SLACK_PROVIDER = 'slack';
+    const DISCORD_PROVIDER = 'discord';
+    const SIMPLE_WEBHOOK_PROVIDER = 'webhook';
+    const ZAPIER_PROVIDER = 'zapier';
+
+    public static function getProvider(Form $form, array $data, string $provider, ?string $webhookUrl = null)
+    {
+        switch ($provider) {
+            case self::SLACK_PROVIDER:
+                return new SlackHandler($form, $data);
+            case self::DISCORD_PROVIDER:
+                return new DiscordHandler($form, $data);
+            case self::SIMPLE_WEBHOOK_PROVIDER:
+                return new SimpleWebhookHandler($form, $data);
+            case self::ZAPIER_PROVIDER:
+                if (is_null($webhookUrl)) {
+                    throw new \Exception('Zapier webhook url is required');
+                }
+                return new ZapierHandler($form, $data, $webhookUrl);
+            default:
+                throw new \Exception('Unknown webhook provider');
+        }
+    }
+}