feat: fetch reply chains downwards, add scroll to when clicking on replies, etc

src/app.css

···
 	--picker-height: 8rem;
 	--picker-width: 8rem;
 }
+
+.animate-pulse-highlight {
+	animation: pulse-highlight 0.6s ease-in-out 3;
+}
+
+@keyframes pulse-highlight {
+	0%,
+	100% {
+		box-shadow: 0 0 0 0 var(--nucleus-selected-post);
+	}
+	50% {
+		box-shadow: 0 0 20px 5px var(--nucleus-selected-post);
+	}
+}

src/components/BskyPost.svelte

···
 	import BskyPost from './BskyPost.svelte';
 	import Icon from '@iconify/svelte';
 	import { type Backlink, type BacklinksSource } from '$lib/at/constellation';
-	import { postActions, type PostActions } from '$lib/state.svelte';
+	import { postActions, pulsingPostId, type PostActions } from '$lib/state.svelte';
 	import * as TID from '@atcute/tid';
 	import type { PostWithUri } from '$lib/at/fetch';
 	import { onMount } from 'svelte';
 	import type { AtprotoDid } from '@atcute/lexicons/syntax';
+	import { derived } from 'svelte/store';
 
 	interface Props {
 		client: AtpClient;
···
 		did: Did;
 		rkey: RecordKey;
 		// replyBacklinks?: Backlinks;
-		depth?: number;
+		quoteDepth?: number;
 		data?: PostWithUri;
 		mini?: boolean;
 		isOnPostComposer?: boolean;
···
 		client,
 		did,
 		rkey,
-		depth = 0,
+		quoteDepth = 0,
 		data,
 		mini,
 		onQuote,
···
 	// 			'app.bsky.feed.post:reply.parent.uri'
 	// 		);
 
+	const postId = `timeline-post-${aturi}-${quoteDepth}`;
+	const isPulsing = derived(pulsingPostId, (pulsingPostId) => pulsingPostId === postId);
+
+	const scrollToAndPulse = (targetUri: ResourceUri) => {
+		const targetId = `timeline-post-${targetUri}-0`;
+		console.log(`Scrolling to ${targetId}`);
+		const element = document.getElementById(targetId);
+		if (!element) return;
+
+		// Smooth scroll to the target
+		element.scrollIntoView({ behavior: 'smooth', block: 'center' });
+
+		// Trigger pulse after scroll completes
+		setTimeout(() => {
+			document.documentElement.style.setProperty(
+				'--nucleus-selected-post',
+				generateColorForDid(expect(parseCanonicalResourceUri(targetUri)).repo)
+			);
+			pulsingPostId.set(targetId);
+			// Clear pulse after animation
+			setTimeout(() => pulsingPostId.set(null), 2000);
+		}, 500);
+	};
+
 	const getEmbedText = (embedType: string) => {
 		switch (embedType) {
 			case 'app.bsky.embed.external':
···
 		{:then post}
 			{#if post.ok}
 				{@const record = post.value.record}
-				<span style="color: {color};">@{handle}</span>: {@render embedBadge(record)}
-				<span title={record.text}>{record.text}</span>
+				<!-- svelte-ignore a11y_click_events_have_key_events -->
+				<!-- svelte-ignore a11y_no_static_element_interactions -->
+				<div
+					onclick={() => scrollToAndPulse(post.value.uri)}
+					class="select-none hover:cursor-pointer hover:underline"
+				>
+					<span style="color: {color};">@{handle}</span>: {@render embedBadge(record)}
+					<span title={record.text}>{record.text}</span>
+				</div>
 			{:else}
 				{post.error}
 			{/if}
···
 		{#if post.ok}
 			{@const record = post.value.record}
 			<div
-				class="rounded-sm border-2 p-2 shadow-lg backdrop-blur-sm transition-all"
+				id="timeline-post-{post.value.uri}-{quoteDepth}"
+				class="rounded-sm border-2 p-2 shadow-lg backdrop-blur-sm transition-all {$isPulsing
+					? 'animate-pulse-highlight'
+					: ''}"
 				style="background: {color}{isOnPostComposer
 					? '36'
 					: '18'}; border-color: {color}{isOnPostComposer ? '99' : '66'};"
···
 					{@const embed = record.embed}
 					<div class="mt-2">
 						{#snippet embedPost(uri: ResourceUri)}
-							{#if depth < 2}
+							{#if quoteDepth < 2}
 								{@const parsedUri = expect(parseCanonicalResourceUri(uri))}
 								<!-- reject recursive quotes -->
 								{#if !(did === parsedUri.repo && rkey === parsedUri.rkey)}
 									<BskyPost
 										{client}
-										depth={depth + 1}
+										quoteDepth={quoteDepth + 1}
 										did={parsedUri.repo}
 										rkey={parsedUri.rkey}
 										{isOnPostComposer}
···
 				{/if}
 			</div>
 		{:else}
-			<div class="rounded-xl border-2 p-4" style="background: #ef444422; border-color: #ef4444;">
-				<p class="text-sm font-medium" style="color: #fca5a5;">error: {post.error}</p>
+			<div class="error-disclaimer">
+				<p class="text-sm font-medium">error: {post.error}</p>
 			</div>
 		{/if}
 	{/await}

src/components/PostComposer.svelte

···
 	});
 </script>
 
+{#snippet renderPost(post: PostWithUri)}
+	{@const parsedUri = expect(parseCanonicalResourceUri(post.uri))}
+	<BskyPost
+		{client}
+		did={parsedUri.repo}
+		rkey={parsedUri.rkey}
+		data={post}
+		isOnPostComposer={true}
+	/>
+{/snippet}
+
+{#snippet composer()}
+	{#if replying}
+		{@render renderPost(replying)}
+	{/if}
+	<textarea
+		bind:this={textareaEl}
+		bind:value={postText}
+		onfocus={() => (isFocused = true)}
+		onblur={unfocus}
+		onkeydown={(event) => {
+			if (event.key === 'Escape') unfocus();
+			if (event.key === 'Enter' && (event.metaKey || event.ctrlKey)) doPost();
+		}}
+		placeholder="what's on your mind?"
+		rows="4"
+		class="field-sizing-content single-line-input resize-none bg-(--nucleus-bg)/40 focus:scale-100"
+		style="border-color: color-mix(in srgb, {color} 27%, transparent);"
+	></textarea>
+	{#if quoting}
+		{@render renderPost(quoting)}
+	{/if}
+	<div class="flex items-center gap-2">
+		<div class="grow"></div>
+		<span
+			class="text-sm font-medium"
+			style="color: color-mix(in srgb, {postText.length > 300
+				? '#ef4444'
+				: 'var(--nucleus-fg)'} 53%, transparent);"
+		>
+			{postText.length} / 300
+		</span>
+		<button
+			onmousedown={(e) => {
+				e.preventDefault();
+				doPost();
+			}}
+			disabled={postText.length === 0 || postText.length > 300}
+			class="action-button border-none px-5 text-(--nucleus-fg)/94 disabled:cursor-not-allowed disabled:opacity-50 disabled:hover:scale-100"
+			style="background: color-mix(in srgb, {color} 87%, transparent);"
+		>
+			post
+		</button>
+	</div>
+{/snippet}
+
 <div class="relative min-h-16">
 	<!-- Spacer to maintain layout when focused -->
 	{#if isFocused}
···
 				e.preventDefault();
 			}
 		}}
-		class="flex max-w-full rounded-sm border-2 shadow-lg transition-all duration-300"
-		class:min-h-16={!isFocused}
-		class:items-center={!isFocused}
-		class:shadow-2xl={isFocused}
-		class:absolute={isFocused}
-		class:top-0={isFocused}
-		class:left-0={isFocused}
-		class:right-0={isFocused}
-		class:z-50={isFocused}
+		class="flex max-w-full rounded-sm border-2 shadow-lg transition-all duration-300
+			{!isFocused ? 'min-h-16 items-center' : ''}
+			{isFocused ? 'absolute top-0 right-0 left-0 z-50 shadow-2xl' : ''}"
 		style="background: {isFocused
 			? `color-mix(in srgb, var(--nucleus-bg) 80%, ${color} 20%)`
 			: `color-mix(in srgb, ${color} 9%, transparent)`};
···
 				</div>
 			{:else}
 				<div class="flex flex-col gap-2">
-					{#snippet renderPost(post: PostWithUri)}
-						{@const parsedUri = expect(parseCanonicalResourceUri(post.uri))}
-						<BskyPost
-							{client}
-							did={parsedUri.repo}
-							rkey={parsedUri.rkey}
-							data={post}
-							isOnPostComposer={true}
-						/>
-					{/snippet}
 					{#if isFocused}
-						{#if replying}
-							{@render renderPost(replying)}
-						{/if}
-						<textarea
-							bind:this={textareaEl}
-							bind:value={postText}
-							onfocus={() => (isFocused = true)}
-							onblur={unfocus}
-							onkeydown={(event) => {
-								if (event.key === 'Escape') unfocus();
-								if (event.key === 'Enter' && (event.metaKey || event.ctrlKey)) doPost();
-							}}
-							placeholder="what's on your mind?"
-							rows="4"
-							class="field-sizing-content single-line-input resize-none bg-(--nucleus-bg)/40 focus:scale-100"
-							style="border-color: color-mix(in srgb, {color} 27%, transparent);"
-						></textarea>
-						{#if quoting}
-							{@render renderPost(quoting)}
-						{/if}
-						<div class="flex items-center gap-2">
-							<div class="grow"></div>
-							<span
-								class="text-sm font-medium"
-								style="color: color-mix(in srgb, {postText.length > 300
-									? '#ef4444'
-									: 'var(--nucleus-fg)'} 53%, transparent);"
-							>
-								{postText.length} / 300
-							</span>
-							<button
-								onmousedown={(e) => {
-									e.preventDefault();
-									doPost();
-								}}
-								disabled={postText.length === 0 || postText.length > 300}
-								class="action-button border-none px-5 text-(--nucleus-fg)/94 disabled:cursor-not-allowed disabled:opacity-50 disabled:hover:scale-100"
-								style="background: color-mix(in srgb, {color} 87%, transparent);"
-							>
-								post
-							</button>
-						</div>
+						{@render composer()}
 					{:else}
 						<input
 							bind:value={postText}

src/lib/at/client.ts

···
 	parseResourceUri,
 	type ActorIdentifier,
 	type AtprotoDid,
-	type CanonicalResourceUri,
 	type Cid,
 	type Did,
 	type Nsid,
···
 
 		const mapped = map(res, (data) => data.did as AtprotoDid);
 
-		if (mapped.ok) {
-			handleCache.set(identifier, mapped.value);
-		}
+		if (mapped.ok) handleCache.set(identifier, mapped.value);
 
 		return mapped;
 	}
···
 			cachedSignal.then((d): Result<MiniDoc, string> => ok(d))
 		]);
 
-		if (result.ok) {
-			didDocCache.set(handleOrDid, result.value);
-		}
+		if (result.ok) didDocCache.set(handleOrDid, result.value);
 
 		return result;
 	}
 
 	async getBacklinksUri(
-		uri: CanonicalResourceUri,
+		uri: ResourceUri,
 		source: BacklinksSource
 	): Promise<Result<Backlinks, string>> {
 		const parsedResourceUri = expect(parseCanonicalResourceUri(uri));
···
 		source: BacklinksSource
 	): Promise<Result<Backlinks, string>> {
 		const did = await this.resolveHandle(repo);
-		if (!did.ok) {
-			return err(`failed to resolve handle: ${did.error}`);
-		}
+		if (!did.ok) return err(`cant resolve handle: ${did.error}`);
 
-		return await fetchMicrocosm(constellationUrl, BacklinksQuery, {
+		const timeout = new Promise<null>((resolve) => setTimeout(() => resolve(null), 2000));
+		const query = fetchMicrocosm(constellationUrl, BacklinksQuery, {
 			subject: `at://${did.value}/${collection}/${rkey}`,
 			source,
 			limit: 100
 		});
+
+		const results = await Promise.race([query, timeout]);
+		if (!results) return err('cant fetch backlinks: timeout');
+
+		return results;
 	}
 
 	streamNotifications(subjects: Did[], ...sources: BacklinksSource[]): NotificationsStream {

src/lib/at/fetch.ts

···
-import type { ActorIdentifier, CanonicalResourceUri, Cid, ResourceUri } from '@atcute/lexicons';
+import {
+	parseCanonicalResourceUri,
+	type CanonicalResourceUri,
+	type Cid,
+	type ResourceUri
+} from '@atcute/lexicons';
 import { recordCache, type AtpClient } from './client';
-import { err, ok, type Result } from '$lib/result';
+import { err, expect, ok, type Result } from '$lib/result';
 import type { Backlinks } from './constellation';
 import { AppBskyFeedPost } from '@atcute/bluesky';
+import type { AtprotoDid } from '@atcute/lexicons/syntax';
 
 export type PostWithUri = { uri: ResourceUri; cid: Cid | undefined; record: AppBskyFeedPost.Main };
 export type PostWithBacklinks = PostWithUri & {
-	replies: Result<Backlinks, string>;
+	replies: Backlinks;
 };
 export type PostsWithReplyBacklinks = PostWithBacklinks[];
 
+const replySource = 'app.bsky.feed.post:reply.parent.uri';
+
 export const fetchPostsWithBacklinks = async (
 	client: AtpClient,
-	repo: ActorIdentifier,
+	repo: AtprotoDid,
 	cursor?: string,
 	limit?: number
 ): Promise<Result<{ posts: PostsWithReplyBacklinks; cursor?: string }, string>> => {
···
 	cursor = recordsList.value.cursor;
 	const records = recordsList.value.records;
 
-	const allBacklinks = await Promise.all(
-		records.map(async (r) => {
-			recordCache.set(r.uri, r);
-			const res = await client.getBacklinksUri(
-				r.uri as CanonicalResourceUri,
-				'app.bsky.feed.post:reply.parent.uri'
-			);
-			return {
-				uri: r.uri,
-				cid: r.cid,
-				record: r.value as AppBskyFeedPost.Main,
-				replies: res
-			};
-		})
-	);
-
-	return ok({ posts: allBacklinks, cursor });
+	try {
+		const allBacklinks = await Promise.all(
+			records.map(async (r): Promise<PostWithBacklinks> => {
+				recordCache.set(r.uri, r);
+				const replies = await client.getBacklinksUri(r.uri, replySource);
+				if (!replies.ok) throw `cant fetch replies: ${replies.error}`;
+				return {
+					uri: r.uri,
+					cid: r.cid,
+					record: r.value as AppBskyFeedPost.Main,
+					replies: replies.value
+				};
+			})
+		);
+		return ok({ posts: allBacklinks, cursor });
+	} catch (error) {
+		return err(`cant fetch posts backlinks: ${error}`);
+	}
 };
 
 export const hydratePosts = async (
 	client: AtpClient,
+	repo: AtprotoDid,
 	data: PostsWithReplyBacklinks
-): Promise<Map<ResourceUri, PostWithUri>> => {
-	const allPosts = await Promise.all(
-		data.map(async (post) => {
-			const result: Result<PostWithUri, string>[] = [ok(post)];
-			if (post.replies.ok) {
+): Promise<Result<Map<ResourceUri, PostWithUri>, string>> => {
+	let posts: Map<ResourceUri, PostWithUri> = new Map();
+	try {
+		const allPosts = await Promise.all(
+			data.map(async (post) => {
+				const result: PostWithUri[] = [post];
 				const replies = await Promise.all(
-					post.replies.value.records.map((r) =>
-						client.getRecord(AppBskyFeedPost.mainSchema, r.did, r.rkey)
-					)
+					post.replies.records.map(async (r) => {
+						const reply = await client.getRecord(AppBskyFeedPost.mainSchema, r.did, r.rkey);
+						if (!reply.ok) throw `cant fetch reply: ${reply.error}`;
+						return reply.value;
+					})
 				);
 				result.push(...replies);
+				return result;
+			})
+		);
+		posts = new Map(allPosts.flat().map((post) => [post.uri, post]));
+	} catch (error) {
+		return err(`cant hydrate immediate replies: ${error}`);
+	}
+
+	const fetchUpwardsChain = async (post: PostWithUri) => {
+		let parent = post.record.reply?.parent;
+		while (parent) {
+			// if we already have this parent, then we already fetched this chain / are fetching it
+			if (posts.has(parent.uri as CanonicalResourceUri)) return;
+			const p = await client.getRecordUri(AppBskyFeedPost.mainSchema, parent.uri);
+			if (p.ok) {
+				posts.set(p.value.uri, p.value);
+				parent = p.value.record.reply?.parent;
+				continue;
 			}
-			return result;
-		})
-	);
-	const posts = new Map(
-		allPosts
-			.flat()
-			.flatMap((res) => (res.ok ? [res.value] : []))
-			.map((post) => [post.uri, post])
-	);
+			// TODO: handle deleted parent posts
+			parent = undefined;
+		}
+	};
+	await Promise.all(posts.values().map(fetchUpwardsChain));
+
+	try {
+		const fetchDownwardsChain = async (post: PostWithUri) => {
+			const { repo: postRepo } = expect(parseCanonicalResourceUri(post.uri));
+			if (repo === postRepo) return;
+
+			// get chains that are the same author until we exhaust them
+			const backlinks = await client.getBacklinksUri(post.uri, replySource);
+			if (!backlinks.ok) return;
 
-	// hydrate posts
-	const missingPosts = await Promise.all(
-		Array.from(posts).map(async ([, post]) => {
-			let result: PostWithUri[] = [post];
-			let parent = post.record.reply?.parent;
-			while (parent) {
-				if (posts.has(parent.uri as CanonicalResourceUri)) {
-					return result;
-				}
-				const p = await client.getRecordUri(AppBskyFeedPost.mainSchema, parent.uri);
-				if (p.ok) {
-					result = [p.value, ...result];
-					parent = p.value.record.reply?.parent;
-					continue;
-				}
-				parent = undefined;
+			const promises = [];
+			for (const reply of backlinks.value.records) {
+				if (reply.did !== postRepo) continue;
+				// if we already have this reply, then we already fetched this chain / are fetching it
+				if (posts.has(`at://${reply.did}/${reply.collection}/${reply.rkey}`)) continue;
+				const record = await client.getRecord(AppBskyFeedPost.mainSchema, reply.did, reply.rkey);
+				if (!record.ok) break; // TODO: this doesnt handle deleted posts in between
+				posts.set(record.value.uri, record.value);
+				promises.push(fetchDownwardsChain(record.value));
 			}
-			return result;
-		})
-	);
-	for (const post of missingPosts.flat()) {
-		posts.set(post.uri, post);
+
+			await Promise.all(promises);
+		};
+		await Promise.all(posts.values().map(fetchDownwardsChain));
+	} catch (error) {
+		return err(`cant fetch post reply chain: ${error}`);
 	}
 
-	return posts;
+	return ok(posts);
 };

src/lib/state.svelte.ts

···
 	// quote: Backlink | null;
 };
 export const postActions = new SvelteMap<`${Did}:${ResourceUri}`, PostActions>();
+
+export const pulsingPostId = writable<string | null>(null);

src/lib/thread.ts

···
 
 export type ThreadPost = {
 	data: PostWithUri;
+	account: Did;
 	did: Did;
 	rkey: string;
 	parentUri: ResourceUri | null;
···
 	const threadMap = new Map<ResourceUri, ThreadPost[]>();
 
 	// group posts by root uri into "thread" chains
-	for (const [, timeline] of timelines) {
+	for (const [account, timeline] of timelines) {
 		for (const [uri, data] of timeline) {
 			const parsedUri = expect(parseCanonicalResourceUri(uri));
 			const rootUri = (data.record.reply?.root.uri as ResourceUri) || uri;
···
 
 			const post: ThreadPost = {
 				data,
+				account,
 				did: parsedUri.repo,
 				rkey: parsedUri.rkey,
 				parentUri,

src/routes/+page.svelte

···
 	import { type Did, parseCanonicalResourceUri, type ResourceUri } from '@atcute/lexicons';
 	import { onMount } from 'svelte';
 	import { fetchPostsWithBacklinks, hydratePosts, type PostWithUri } from '$lib/at/fetch';
-	import { expect, ok } from '$lib/result';
+	import { expect } from '$lib/result';
 	import { AppBskyFeedPost } from '@atcute/bluesky';
 	import { SvelteMap, SvelteSet } from 'svelte/reactivity';
 	import { InfiniteLoader, LoaderState } from 'svelte-infinite';
···
 		if (cursor && cursor.end) return;
 
 		const accPosts = await fetchPostsWithBacklinks(client, account.did, cursor?.value, 6);
-		if (!accPosts.ok)
-			throw `failed to fetch posts for account ${account.handle}: ${accPosts.error}`;
+		if (!accPosts.ok) throw `cant fetch posts @${account.handle}: ${accPosts.error}`;
 
 		// if the cursor is undefined, we've reached the end of the timeline
 		if (!accPosts.value.cursor) {
···
 		}
 
 		cursors.set(account.did, { value: accPosts.value.cursor, end: false });
-		addPosts(account.did, await hydratePosts(client, accPosts.value.posts));
+		const hydrated = await hydratePosts(client, account.did, accPosts.value.posts);
+		if (!hydrated.ok) throw `cant hydrate posts @${account.handle}: ${hydrated.error}`;
+
+		addPosts(account.did, hydrated.value);
 	};
 
 	const fetchTimelines = (newAccounts: Account[]) => Promise.all(newAccounts.map(fetchTimeline));
···
 			if (!subjectPost.ok) return;
 
 			const parsedSourceUri = expect(parseCanonicalResourceUri(event.data.link.source_record));
-			const hydrated = await hydratePosts(viewClient, [
+			const hydrated = await hydratePosts(viewClient, parsedSubjectUri.repo as AtprotoDid, [
 				{
 					record: subjectPost.value.record,
 					uri: event.data.link.subject,
 					cid: subjectPost.value.cid,
-					replies: ok({
+					replies: {
 						cursor: null,
 						total: 1,
 						records: [
···
 								rkey: parsedSourceUri.rkey
 							}
 						]
-					})
+					}
 				}
 			]);
+
+			if (!hydrated.ok) {
+				errors.push(`cant hydrate posts @${parsedSubjectUri.repo}: ${hydrated.error}`);
+				return;
+			}
 
 			// console.log(hydrated);
-			addPosts(parsedSubjectUri.repo, hydrated);
+			addPosts(parsedSubjectUri.repo, hydrated.value);
 		}
 	};
 
···
 			loaderState.error();
 		} finally {
 			loading = false;
-			if (cursors.values().every((cursor) => cursor.end)) loaderState.complete();
+			// if (cursors.values().every((cursor) => cursor.end)) loaderState.complete();
 		}
 	};
 
···
 </script>
 
 <div class="mx-auto max-w-2xl">
-	<!-- Sticky header -->
+	<!-- header -->
 	<div class="sticky top-0 z-10 bg-(--nucleus-bg) pb-2">
 		<div class="mb-6 flex items-center justify-between">
 			<div>
···
 			</button>
 		</div>
 
-		<!-- Composer and error disclaimer (above thread list, not scrollable) -->
+		<!-- composer and error disclaimer (above thread list, not scrollable) -->
 		<div class="space-y-4">
 			<div class="flex min-h-16 items-stretch gap-2">
 				<AccountSelector
···
 		</div>
 	</div>
 
-	<!-- Thread list (page scrolls as a whole) -->
+	<!-- thread list (page scrolls as a whole) -->
 	<div class="mt-4 [scrollbar-color:var(--nucleus-accent)_transparent]" bind:this={scrollContainer}>
 		{#if $accounts.length > 0}
 			{@render renderThreads()}
···
 			</div>
 		{/snippet}
 		{#snippet error()}
-			<div class="flex justify-center py-4">
+			<div class="flex flex-col gap-4 py-4">
 				<p class="text-xl opacity-80">
-					<span class="text-4xl">:(</span> <br /> an error occurred while loading posts: {loadError}
+					<span class="text-4xl">x_x</span> <br />
+					{loadError}
 				</p>
+				<div>
+					<button class="flex action-button items-center gap-2" onclick={loadMore}>
+						<Icon class="h-6 w-6" icon="heroicons:arrow-path-16-solid" /> try again
+					</button>
+				</div>
 			</div>
 		{/snippet}
 	</InfiniteLoader>

src/routes/+page.ts

···
 import { replaceState } from '$app/navigation';
 import { addAccount, loggingIn } from '$lib/accounts';
 import { AtpClient } from '$lib/at/client';
-import { flow } from '$lib/at/oauth';
+import { flow, sessions } from '$lib/at/oauth';
 import { err, ok, type Result } from '$lib/result';
 import type { PageLoad } from './$types';
 
···
 	}
 
 	loggingIn.set(null);
+	await sessions.remove(account.did);
 	const agent = await flow.finalize(currentUrl);
 	if (!agent.ok || !agent.value) {
-		if (!agent.ok) {
-			return err(agent.error);
-		}
+		if (!agent.ok) return err(agent.error);
 		return err('no session was logged into?!');
 	}
 
 	const client = new AtpClient();
 	const result = await client.login(account.did, agent.value);
-	if (!result.ok) {
-		return err(result.error);
-	}
+	if (!result.ok) return err(result.error);
 
 	addAccount(account);
 	return ok(client);