Discord chat bot to announce projects (#590)

* Add support for discord chat bot to announce when images are set, with instructions on configuring for dev

* Tweak discord bot message.

Co-authored-by: Kurt Hutten <k.hutten@protonmail.ch>

app/api/src/lib/discord.ts

@@ -0,0 +1,34 @@
+import {Client, Intents, MessageAttachment} from "discord.js"
+
+const client = new Client({ intents: [Intents.FLAGS.GUILDS, Intents.FLAGS.GUILD_MESSAGES]})
+
+export async function sendDiscordMessage(text: string, url?: string) {
+  if (!client.isReady()) {
+    console.error(`Discord: client is not ready to send message ("${text}")`);
+  } else {
+    const channel = await client.channels.fetch(process.env.DISCORD_CHANNEL_ID);
+    if (url) {
+      channel.send({ embeds: [{
+        title: text,
+        image: {
+          url: url,
+        },
+      }] });
+
+    } else {
+      channel.send(text)
+    }
+
+  }
+}
+
+client.on("ready", async () => {
+  console.log(`Discord: logged in as ${client.user.tag}`)
+})
+
+if (!process.env.DISCORD_TOKEN || !process.env.DISCORD_CHANNEL_ID) {
+  console.warn("Discord bot not configured - please set process.env.DISCORD_TOKEN and process.env.DISCORD_CHANNEL_ID to send discord chats");
+} else {
+  console.log(`Discord: logging in (token ${process.env.DISCORD_TOKEN})`);
+  client.login(process.env.DISCORD_TOKEN);
+}

app/api/src/services/projects/projects.ts

@@ -12,6 +12,8 @@ import {
 } from 'src/services/helpers'
 import { requireAuth } from 'src/lib/auth'
 import { requireOwnership, requireProjectOwnership } from 'src/lib/owner'
+import { sendDiscordMessage } from 'src/lib/discord'
+
 
 export const projects = ({ userName }) => {
   if (!userName) {
@@ -243,7 +245,19 @@ export const updateProjectImages = async ({
     const [updatedProject] = await Promise.all([
       projectPromise,
       imageDestroyPromise,
-    ])
+    ]).then(async (result) => {
+      const { userName } = await db.user.findUnique({
+        where: { id: project.userId },
+      })
+      sendDiscordMessage([
+        `${userName} just added an image to their ${project.cadPackage} project:`,
+        `  =>  ${project.title}`,
+        ``,
+        `Check it out, leave a comment, make them feel welcome!`,
+        `https://cadhub.xyz/u/${userName}/${project.title}`
+      ].join('\n'), `https://res.cloudinary.com/irevdev/image/upload/c_scale,w_700/v1/${mainImage}`)
+      return result
+    })
     return updatedProject
   }