Merge pull request #23 from Nabhag8848/feat/helper

[FEAT] added `/notion help`

oauth2/commands/NotionCommand.ts

@@ -9,6 +9,7 @@ import {
     SlashCommandContext,
 } from "@rocket.chat/apps-engine/definition/slashcommands";
 import { CmdParameters } from "../enums/cmdparams";
+import { helperMessage } from "../lib/helperMessage";
 import { OAuth2App } from "../OAuth2App";
 
 export class NotionCommand implements ISlashCommand {
@@ -41,7 +42,12 @@ export class NotionCommand implements ISlashCommand {
                 oauth2Instance.test(read, http, modify, persis, context);
                 break;
             }
+            case CmdParameters.HELP: {
+                await helperMessage(read, http, modify, persis, context);
+                break;
+            }
             default: {
+                await helperMessage(read, http, modify, persis, context);
             }
         }
     }

oauth2/enums/cmdparams.ts

@@ -2,4 +2,5 @@ export enum CmdParameters {
     LOGIN = "login",
     LOGOUT = "logout",
     TEST = "test",
-}
+    HELP = "help",
+}

oauth2/lib/helperMessage.ts

@@ -0,0 +1,35 @@
+import {
+    IHttp,
+    IModify,
+    IPersistence,
+    IRead,
+} from "@rocket.chat/apps-engine/definition/accessors";
+import { SlashCommandContext } from "@rocket.chat/apps-engine/definition/slashcommands";
+
+export async function helperMessage(
+    read: IRead,
+    http: IHttp,
+    modify: IModify,
+    persis: IPersistence,
+    context: SlashCommandContext
+) {
+    const helperMessage = `:wave: Need some help with \`/notion\`?
+    Use \`/notion\` to Authorize through 🚀💬 following arguments available: 
+    \xa0\xa0• To login your Notion account \`/notion login\`.
+    \xa0\xa0• To logout your Notion account \`/notion logout\`.
+    \xa0\xa0• To check your status of Authorization with Notion \`/notion test\`.
+    \xa0\xa0• To get help of Usage use \`/notion help\`.
+    `;
+
+    const messageBuilder = modify
+        .getCreator()
+        .startMessage()
+        .setRoom(context.getRoom())
+        .setGroupable(false)
+        .setParseUrls(false)
+        .setText(helperMessage);
+
+    await modify
+        .getNotifier()
+        .notifyUser(context.getSender(), messageBuilder.getMessage());
+}