add capability telling if the assistant is enabled for the current user

Signed-off-by: Julien Veyssier <[email protected]>

lib/AppInfo/Application.php

@@ -2,6 +2,7 @@
 
 namespace OCA\TpAssistant\AppInfo;
 
+use OCA\TpAssistant\Capabilities;
 use OCA\TpAssistant\Listener\BeforeTemplateRenderedListener;
 use OCA\TpAssistant\Listener\FreePrompt\FreePromptReferenceListener;
 use OCA\TpAssistant\Listener\SpeechToText\SpeechToTextReferenceListener;
@@ -48,6 +49,8 @@ public function __construct(array $urlParams = []) {
 	}
 
 	public function register(IRegistrationContext $context): void {
+		$context->registerCapability(Capabilities::class);
+
 		$context->registerReferenceProvider(Text2ImageReferenceProvider::class);
 		$context->registerReferenceProvider(FreePromptReferenceProvider::class);
 		$context->registerReferenceProvider(SpeechToTextReferenceProvider::class);

lib/Capabilities.php

@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OCA\TpAssistant;
+
+use OCA\TpAssistant\AppInfo\Application;
+use OCP\App\IAppManager;
+use OCP\Capabilities\IPublicCapability;
+use OCP\IConfig;
+
+class Capabilities implements IPublicCapability {
+
+	public function __construct(
+		private IAppManager $appManager,
+		private IConfig $config,
+		private ?string $userId,
+	) {
+	}
+
+	/**
+	 * @return array<string, array<string, bool|string>>
+	 */
+	public function getCapabilities(): array {
+		$appVersion = $this->appManager->getAppVersion(Application::APP_ID);
+		$capability = [
+			Application::APP_ID => [
+				'version' => $appVersion,
+			],
+		];
+		if ($this->userId !== null) {
+			$adminAssistantEnabled = $this->config->getAppValue(Application::APP_ID, 'assistant_enabled', '1') === '1';
+			$userAssistantEnabled = $this->config->getUserValue($this->userId, Application::APP_ID, 'assistant_enabled', '1') === '1';
+			$assistantEnabled = $adminAssistantEnabled && $userAssistantEnabled;
+			$capability[Application::APP_ID]['enabled'] = $assistantEnabled;
+		}
+		return $capability;
+	}
+}