Add post create endpoint

devvit.json

@@ -9,5 +9,8 @@
   },
   "server": {
     "entry": "dist/server/index.cjs"
+  },
+  "triggers": {
+    "onAppInstall": "/internal/post-create"
   }
-}
+}

package.json

@@ -10,14 +10,15 @@
     "deploy": "npm run build:client && npm run build:server && devvit upload",
     "dev": "concurrently -p \"[{name}]\" -n \"CLIENT,SERVER,DEVVIT\" -c \"blue,green,magenta\" \"npm run dev:client\" \"npm run dev:server\" \"npm run dev:devvit\" --restart-tries 2",
     "dev:client": "cd src/client && vite build --watch",
-    "dev:devvit": "devvit playtest YOUR_SUBREDDIT_NAME",
+    "dev:devvit": "devvit playtest",
     "dev:server": "cd src/server && vite build --watch",
     "login": "devvit login",
     "type-check": "tsc --build"
   },
   "dependencies": {
     "@devvit/client": "0.11.18",
     "@devvit/public-api": "0.11.18",
+    "@devvit/reddit": "^0.11.18",
     "@devvit/redis": "0.11.18",
     "@devvit/server": "0.11.18",
     "devvit": "latest",

src/server/index.ts

@@ -6,6 +6,8 @@ import {
 } from "../shared/types/api";
 import { createServer, context, getServerPort } from "@devvit/server";
 import { redis } from "@devvit/redis";
+import { reddit } from "@devvit/reddit";
+import { Devvit } from "@devvit/public-api";
 
 const app = express();
 
@@ -92,6 +94,41 @@ router.post<
   });
 });
 
+
+router.post("/internal/post-create", async (_req, res): Promise<void> => {
+  const { subredditName } = context;
+  if (!subredditName) {
+    res.status(400).json({
+      status: "error",
+      message: "subredditName is required",
+    });
+    return;
+  }
+  reddit.submitPost({
+    runAs: 'USER',
+    userGeneratedContent: {
+      text: 'Hello there! This is a test post from the Test HW-1 app.',
+    },
+    subredditName: subredditName,
+    title: 'Test Post from Test HW-1',
+    preview: Devvit.createElement("blocks", {
+      height: "tall",
+      children: [
+        Devvit.createElement("vstack", {
+          height: "100%",
+          width: "100%",
+          backgroundColor: "#ffbf0b",
+        }),
+      ],
+    }),
+  });
+
+  res.json({
+    status: "success",
+    message: `Post created in subreddit ${subredditName}`,
+  });
+});
+
 // Use router middleware
 app.use(router);