feat: wire public posts api

src/utils/postResourceAdapter.ts

@@ -0,0 +1,63 @@
+import type { Category, Resource } from "../api";
+import type { Attachment, Post } from "../types/post";
+import { postDisplayText } from "../components/messageStream/utils/postText";
+
+export type PostBackedResource = Resource & {
+  downloadPostId?: string;
+  downloadAttachmentId?: string;
+};
+
+function inferType(post: Post, att: Attachment | undefined): string {
+  if (post.postType) return post.postType;
+  if (!att) return post.text?.includes("http") ? "link" : "text";
+  if (att.kind === "video") return "video";
+  if (att.kind === "image") return "image";
+  const ext = att.filename.split(".").pop()?.toLowerCase() ?? "";
+  if (["ppt", "pptx", "key"].includes(ext) || att.mime.includes("presentation"))
+    return "ppt";
+  if (ext === "pdf" || att.mime === "application/pdf") return "pdf";
+  if (att.mime.startsWith("audio/") || ext === "mp3") return "music";
+  if (["zip", "rar", "7z", "tar", "gz"].includes(ext)) return "archive";
+  return "text";
+}
+
+function coverFor(att: Attachment | undefined) {
+  if (!att) return "";
+  if (att.kind === "image") return att.thumbnailUrl || att.url;
+  if (att.kind === "video") return att.posterUrl || att.thumbnailUrl || "";
+  if (att.mime.startsWith("image/")) return att.thumbnailUrl || att.url;
+  return "";
+}
+
+export function postToResource(
+  post: Post,
+  lang: string,
+  categories: Category[] = [],
+): PostBackedResource {
+  const first = post.attachments[0];
+  const title = postDisplayText(post, lang) || first?.filename || post.id;
+  const category = categories.find((c) => c.id === post.categoryId);
+  return {
+    id: post.id,
+    title,
+    description: postDisplayText(post, lang),
+    type: inferType(post, first),
+    language: post.language,
+    categoryId: post.categoryId,
+    categorySlug: post.categorySlug,
+    categoryName: category?.name || post.categorySlug,
+    coverImage: coverFor(first),
+    fileUrl: first?.url,
+    previewUrl: first?.posterUrl || first?.thumbnailUrl,
+    externalUrl: undefined,
+    bodyText: postDisplayText(post, lang),
+    badgeLabel: post.isRecommended ? "Recommended" : undefined,
+    isDownloadable: !!first,
+    isRecommended: post.isRecommended,
+    publishedAt: post.publishedAt,
+    updatedAt: post.updatedAt || post.publishedAt,
+    tags: post.tags,
+    downloadPostId: post.id,
+    downloadAttachmentId: first?.id,
+  };
+}