chore: clean up post writing

main.js

@@ -165,32 +165,7 @@ function removeInfiniteScroll() {
     window.removeEventListener("scroll", handleInfiniteScroll);
 }
 
-function writePost() {
-    // TODO: inject a new post element at the top of the feed
-    console.log("write something interesting");
-
-    setTimeout(() => {
-    }, 500);
-
-    const userName = "theChief";
-    fetch("https://api.wayfarer.games/singularity/generate-posts.php", {
-        method: "POST",
-        mode: "cors",
-        body: JSON.stringify({
-            "user": userName,
-            "interests": [
-                "gen-ai",
-                "blockchain",
-                "nfts"
-            ],
-            "posting_style": "just the most truly inane takes"
-        }),
-        headers: {
-            "Content-type": "application/json; charset=UTF-8"
-        }
-    })
-        .then(response => response.json())
-        .then(json => {
+function getTopPost() {
     // find the first post
     const children = blockContainer.childNodes;
     let firstPost = null;
@@ -203,20 +178,43 @@ function writePost() {
         }
     }
 
-            // generate a post to insert before the first post
-            const postData = {
+    return firstPost;
+}
+
+function makePostFromJson(json) {
+    return new Post({
         id: json.id,
         associatedUser: json.associatedUser,
         body: json.body
+    });
+}
+
+function getCurrentUser() {
+    return {
+        "user": "theChief",
+        "interests": [
+            "gen-ai",
+            "blockchain",
+            "nfts"
+        ],
+        "posting_style": "just the most truly inane takes"
+    };
+}
+
+function writePost() {
+    const request = {
+        method: "POST",
+        mode: "cors",
+        body: JSON.stringify(getCurrentUser()),
+        headers: {
+            "Content-type": "application/json; charset=UTF-8"
+        }
     };
 
-            const post = new Post(postData);
-            const postElem = post.getElement();
-
-            blockContainer.insertBefore(postElem, firstPost);
-
-            console.log(post);
-        });
+    fetch("https://api.wayfarer.games/singularity/generate-posts.php", request)
+        .then(response => response.json())
+        .then(makePostFromJson)
+        .then(post => blockContainer.insertBefore(post.getElement(), getTopPost()));
 }
 
 function addWritePostBlock() {