finish sk restructure, a11y and optimisations

src/lib/timeline.js

@@ -0,0 +1,43 @@
+import { Client } from '$lib/client/client.js';
+import { get, writable } from 'svelte/store';
+import { parsePost } from '$lib/client/api.js';
+
+export let posts = writable([]);
+
+let client = get(Client.get());
+let loading = false;
+
+export async function getTimeline(clean) {
+    if (loading) return; // no spamming!!
+    loading = true;
+
+    let timeline_data;
+    if (get(posts).length === 0) timeline_data = await client.getTimeline()
+    else timeline_data = await client.getTimeline(get(posts)[get(posts).length - 1].id);
+
+    if (!timeline_data) {
+        console.error(`Failed to retrieve timeline.`);
+        loading = false;
+        return;
+    }
+
+    if (clean) posts.set([]);
+
+    for (let i in timeline_data) {
+        const post_data = timeline_data[i];
+        const post = await parsePost(post_data, 1, false);
+        if (!post) {
+            if (post === null || post === undefined) {
+                if (post_data.id) {
+                    console.warn("Failed to parse post #" + post_data.id);
+                } else {
+                    console.warn("Failed to parse post:");
+                    console.warn(post_data);
+                }
+            }
+            continue;
+        }
+        posts.update(current => [...current, post]);
+    }
+    loading = false;
+}