you can now link properly!!

README.md

@@ -1,5 +1,7 @@
 # nxslack
 
+Slack bot to set your Nintendo Switch as your status!
+
 To install dependencies:
 
 ```bash

index.ts

@@ -1,8 +1,10 @@
 import { name, version, repository } from "./package.json";
 const USER_AGENT = `${name}/${version} (+${repository.url})`;
 
-const { App, ExpressReceiver } = (await import("@slack/bolt"));import postgres from 'postgres';
+const { App, ExpressReceiver } = (await import("@slack/bolt"));
+import postgres from 'postgres';
 import "dotenv/config";
+import { spawnSync } from "child_process";
 
 const sql = postgres({
     host: '/var/run/postgresql',
@@ -10,18 +12,54 @@ const sql = postgres({
     username: 'haroon'
 })
 
-const receiver = new ExpressReceiver({ signingSecret: process.env.SLACK_SIGNING_SECRET! });
-
 const app = new App({
     token: process.env.SLACK_BOT_TOKEN,
     signingSecret: process.env.SLACK_SIGNING_SECRET,
-    clientSecret: process.env.SLACK_CLIENT_SECRET,
-    receiver
+    clientSecret: process.env.SLACK_CLIENT_SECRET
 });
 
 app.event("app_home_opened", async (ctx) => {
     const slackUser = (await ctx.client.users.info({ user: ctx.context.userId! })).user!.profile;
 
+    const [ link = null ] = await sql`SELECT * FROM links WHERE slackid = ${ctx.context.userId!};`;
+
+    if (link) {
+        const frens = getFriends();
+        const me = frens.find(x => x.nsaId == link.nsaid)!;
+
+        console.log(me, frens)
+
+        await ctx.client.views.publish({
+            user_id: ctx.event.user,
+            view: {
+                type: 'home',
+                blocks: [
+                    {
+                        type: 'header',
+                        text: {
+                            type: 'plain_text',
+                            text: "You're linked!",
+                            emoji: true
+                        }
+                    },
+                    {
+                        "type": "section",
+                        "text": {
+                            "type": "mrkdwn",
+                            "text": `Hey *${slackUser?.display_name_normalized}* - you're already linked to a Nintendo Switch account (${me.name}). To unlink yourself, DM <@U06TBP41C3E>.`
+                        },
+                        "accessory": {
+                            "type": "image",
+                            "image_url": me.imageUri,
+                            "alt_text": "switch profile picture"
+                        }
+                    }                    
+                ]
+            }
+        });
+        return
+    }
+
     await ctx.client.views.publish({
         // Use the user ID associated with the event
         user_id: ctx.event.user,
@@ -32,7 +70,7 @@ app.event("app_home_opened", async (ctx) => {
                     "type": "header",
                     "text": {
                         "type": "plain_text",
-                        "text": "Not authenticated",
+                        "text": "You aren't linked",
                         "emoji": true
                     }
                 },
@@ -112,13 +150,92 @@ app.view("friend-code-validation", async (ctx) => {
 
     const friendCode = Object.values(ctx.view.state.values)[0]['code'].value!;
 
-    if (FRIEND_CODE_REGEX.test(friendCode)) return await ctx.ack();
-    else return await ctx.ack({ 
+    if (!FRIEND_CODE_REGEX.test(friendCode)) return await ctx.ack({ 
         response_action: 'errors',
         errors: {
             "FRIEND_CODE": "This isn't a valid friend code. (SW-xxxx-xxxx-xxxx or xxxx-xxxx-xxxx)" 
         } 
     });
+
+    const realCode = friendCode.replace("SW-", "");
+
+    spawnSync("/home/haroon/nxslack/node_modules/.bin/nxapi", ["nso", "add-friend", realCode], { cwd: process.cwd(), env: {
+        'NXAPI_USER_AGENT': USER_AGENT
+    } });
+
+    await ctx.ack();
+
+    ctx.client.chat.postMessage({
+        channel: ctx.body.user.id,
+        text: "I've added you on Nintendo Switch! Find my friend request and accept it or add me yourself (SW-2973-7062-1423) and then click this button to finish the process!",
+        blocks: [
+            {
+                type: 'section',
+                text: {
+                    type: 'mrkdwn',
+                    text: "I've added you on Nintendo Switch! Find my friend request and accept it or add me back (`SW-2973-7062-1423`) and then click this button to finish the process!"
+                }
+            },
+            {
+                "type": "actions",
+                "elements": [
+                    {
+                        "type": "button",
+                        "text": {
+                            "type": "plain_text",
+                            "text": "I've accepted!",
+                            "emoji": true
+                        },
+                        "value": realCode,
+                        "action_id": "check-synced"
+                    }
+                ]
+            }
+        ]
+    })
+})
+
+type NSOUser = {
+    id: number,
+    nsaId: string,
+    imageUri: string,
+    name: string,
+    isFriend: boolean,
+    isFavouriteFriend: boolean,
+    isServiceUser: boolean,
+    friendCreatedAt: number,
+    presence: any
+}
+
+const getFriends = function getFriends(): NSOUser[] {
+    const { stdout } = spawnSync("/home/haroon/nxslack/node_modules/.bin/nxapi", ["nso", "friends", "--json"], { cwd: process.cwd(), env: {
+        'NXAPI_USER_AGENT': USER_AGENT
+    } });
+
+    return JSON.parse(stdout.toString('utf-8').slice());
+};
+
+app.action('check-synced', async (ctx) => {
+    if (ctx.action.type != "button") return;
+    await ctx.ack();
+
+    const friends = getFriends();
+
+    const { stdout } = spawnSync("/home/haroon/nxslack/node_modules/.bin/nxapi", ["nso", "lookup", ctx.action.value!, "--json"], { cwd: process.cwd(), env: {
+        'NXAPI_USER_AGENT': USER_AGENT
+    } });
+
+    console.log(stdout.toString())
+
+    const user: NSOUser = JSON.parse(stdout.toString('utf-8').slice());
+
+    if (!!friends.find(userA => userA.nsaId == user.nsaId)) {
+        await sql`INSERT INTO links VALUES (${ctx.context.userId!}, ${user.nsaId})`
+
+        ctx.respond({
+            text: `Congrats! You've successfully linked your Slack account to your Nintendo Switch user (${user.name})!`
+        })
+    }
 })
 
 ; (async () => {