diff --git a/app/utils/lib/slashCommand.js b/app/utils/lib/slashCommand.js
index 67e72e36cf0a..42d9dd5a5365 100644
--- a/app/utils/lib/slashCommand.js
+++ b/app/utils/lib/slashCommand.js
@@ -24,18 +24,25 @@ export const slashCommands = {
 			return slashCommands.commands[command].callback(command, params, message, triggerId);
 		}
 	},
-	getPreviews: function _executeSlashCommandPreview(command, params, message, preview, triggerId) {
-		if (slashCommands.commands[command] && typeof slashCommands.commands[command].previewCallback === 'function') {
+	getPreviews: function _gettingSlashCommandPreviews(command, params, message) {
+		if (slashCommands.commands[command] && typeof slashCommands.commands[command].previewer === 'function') {
 			if (!message || !message.rid) {
 				throw new Meteor.Error('invalid-command-usage', 'Executing a command requires at least a message with a room id.');
 			}
 
-			// { id, type, value }
-			if (!preview.id || !preview.type || !preview.value) {
-				throw new Meteor.Error('error-invalid-preview', 'Preview Item must have an id, type, and value.');
+			// { i18nTitle, items: [{ id, type, value }] }
+			const previewInfo = slashCommands.commands[command].previewer(command, params, message);
+
+			if (typeof previewInfo !== 'object' || !Array.isArray(previewInfo.items) || previewInfo.items.length === 0) {
+				return;
 			}
 
-			return slashCommands.commands[command].previewCallback(command, params, message, preview, triggerId);
+			// A limit of ten results, to save time and bandwidth
+			if (previewInfo.items.length >= 10) {
+				previewInfo.items = previewInfo.items.slice(0, 10);
+			}
+
+			return previewInfo;
 		}
 	},
 	executePreview: function _executeSlashCommandPreview(command, params, message, preview, triggerId) {