Form Builder: Check for Access Token

includes/blocks/class-convertkit-block-form-builder.php

@@ -401,8 +401,18 @@ public function get_overview() {
 				),
 			),
 
+			// Help descriptions, displayed when no Access Token / resources exist and this block/shortcode is added.
+			'no_access_token'         => array(
+				'notice'           => __( 'Not connected to Kit.', 'convertkit' ),
+				'link'             => convertkit_get_setup_wizard_plugin_link(),
+				'link_text'        => __( 'Click here to connect your Kit account.', 'convertkit' ),
+				'instruction_text' => __( 'Connect your Kit account at Settings > Kit, and then refresh this page to configure this block.', 'convertkit' ),
+			),
+
 			'has_access_token'        => $settings->has_access_and_refresh_token(),
-			'has_resources'           => $convertkit_forms->exist(),
+
+			// This block works without resources, so we don't need to check if resources exist.
+			'has_resources'           => true,
 		);
 
 	}

tests/EndToEnd/forms/blocks-shortcodes/PageBlockFormBuilderCest.php

@@ -23,6 +23,40 @@ public function _before(EndToEndTester $I)
 		$I->activateKitPlugin($I);
 	}
 
+	/**
+	 * Test the Form Builder block displays a message with a link that opens
+	 * a popup window with the Plugin's Setup Wizard, when the Plugin has
+	 * Not connected to Kit.
+	 *
+	 * @since   3.4.0
+	 *
+	 * @param   EndToEndTester $I  Tester.
+	 */
+	public function testFormBuilderBlockWhenNoCredentials(EndToEndTester $I)
+	{
+		// Add a Page using the Gutenberg editor.
+		$I->addGutenbergPage(
+			$I,
+			title: 'Kit: Page: Form Builder: Block: No Credentials'
+		);
+
+		// Add block to Page.
+		$I->addGutenbergBlock(
+			$I,
+			blockName: 'Kit Form Builder',
+			blockProgrammaticName: 'convertkit-form-builder'
+		);
+
+		// Test that the popup window works.
+		$I->testBlockNoCredentialsPopupWindow(
+			$I,
+			blockName: 'convertkit-form-builder'
+		);
+
+		// Save page to avoid a browser alert when _passed() runs to deactivate the Plugin.
+		$I->publishGutenbergPage($I);
+	}
+
 	/**
 	 * Test the Form Builder block's conditional fields work.
 	 *