Store int history as string in mongo

Http Results can include keps which are vaild JSON but invalid mongo
keys. Store them as a string, then check when formatting them for
dispkay if they are json that needs to be stringifies or already a
string.

packages/rocketchat-integrations/client/views/integrationsOutgoingHistory.html

@@ -121,7 +121,7 @@ <h2>
 									<div class="input-line double-col">
 										<label>{{_ "Integration_Outgoing_WebHook_History_Error_Stacktrace"}}</label>
 										<div>
-											<pre><code class="code-colors hljs json">{{{ hljsStack history.errorStack }}}</code></pre>
+											<pre><code class="code-colors hljs json">{{{ jsonStringify history.errorStack }}}</code></pre>
 										</div>
 									</div>
 								{{/if}}

packages/rocketchat-integrations/client/views/integrationsOutgoingHistory.js

@@ -94,16 +94,12 @@ Template.integrationsOutgoingHistory.helpers({
 	},
 
 	jsonStringify(data) {
-		return data ? hljs.highlight('json', JSON.stringify(data, null, 2)).value : '';
-	},
-
-	hljsStack(errorStack) {
-		if (!errorStack) {
+		if (!data) {
 			return '';
-		} else if (typeof errorStack === 'object') {
-			return hljs.highlight('json', JSON.stringify(errorStack, null, 2)).value;
+		} else if (typeof data === 'object') {
+			return hljs.highlight('json', JSON.stringify(data, null, 2)).value;
 		} else {
-			return hljs.highlight('json', errorStack).value;
+			return hljs.highlight('json', data).value;
 		}
 	},
 

packages/rocketchat-integrations/server/lib/triggerHandler.js

@@ -130,7 +130,7 @@ RocketChat.integrations.triggerHandler = new class RocketChatIntegrationHandler
 		}
 
 		if (typeof httpResult !== 'undefined') {
-			history.httpResult = httpResult;
+			history.httpResult = JSON.stringify(httpResult, null, 2);
 		}
 
 		if (typeof error !== 'undefined') {