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13 additions6 deletions9 unchanged• Similarity: 49%
Original Version15 lines
Modified Version22 lines
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// Legacy sequential user data fetcher
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async function getUserProfile(userId: string) {
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const user = await db.users.findById(userId);
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const posts = await db.posts.findByUser(userId);
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const followers = await db.followers.count(userId);
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return {
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id: user.id,
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name: user.name,
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email: user.email,
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postCount: posts.length,
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followerCount: followers,
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cachedAt: new Date().toISOString()
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};
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}
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// Optimized parallel user data fetcher with caching
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async function getUserProfile(userId: string): Promise<UserProfile> {
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const [user, posts, followerCount] = await Promise.all([
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db.users.findById(userId),
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db.posts.findByUser(userId),
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db.followers.count(userId)
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]);
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if (!user) {
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throw new NotFoundError(`User with ID ${userId} was not found.`);
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}
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return {
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id: user.id,
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name: user.name,
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email: user.email,
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role: user.role ?? "member",
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postCount: posts.length,
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followerCount,
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cachedAt: new Date().toISOString()
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};
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}
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