Fix own LFG post might not be visible to the user

app/features/lfg/LFGRepository.server.test.ts

@@ -0,0 +1,32 @@
+import { describe, expect, test } from "vitest";
+import * as LFGPostFactory from "~/db/seed/factories/LFGPostFactory";
+import * as UserFactory from "~/db/seed/factories/UserFactory";
+import * as LFGRepository from "./LFGRepository.server";
+
+describe("LFGRepository.findAllPosts plus-tier visibility", () => {
+	test("still returns the author's own post after they lose their plus tier", async () => {
+		const author = await UserFactory.create(null, { plusTier: 2 });
+
+		const { id: postId } = await LFGPostFactory.create({
+			type: "PLAYER_FOR_TEAM",
+			authorId: author.id,
+			plusTierVisibility: 2,
+		});
+
+		// while +2, the author can of course see (and thus manage) their own post
+		const whileMember = await LFGRepository.findAllPosts({
+			id: author.id,
+			plusTier: 2,
+		});
+		expect(whileMember.map((post) => post.id)).toContain(postId);
+
+		// next monthly voting drops the author from the plus server: plusTier -> null.
+		// Their own post must remain visible to them, otherwise DELETE_POST / BUMP_POST
+		// (which resolve the post through findAllPosts) 404 and it can never be taken down.
+		const afterDrop = await LFGRepository.findAllPosts({
+			id: author.id,
+			plusTier: null,
+		});
+		expect(afterDrop.map((post) => post.id)).toContain(postId);
+	});
+});

app/features/lfg/LFGRepository.server.ts

@@ -93,6 +93,7 @@ export async function findAllPosts(user?: {
 
 	return rows.filter((row) => {
 		if (!row.plusTierVisibility) return true;
+		if (row.author.id === userId) return true;
 		if (!user?.plusTier) return false;
 
 		return row.plusTierVisibility >= user.plusTier;