⚡ perf(zoofi-io): optimize RPC operations by replacing loops with concurrent multiCall

[zknpr]

💡 What: Refactored the tvl function in projects/zoofi-io/index.js to batch API requests. Replaced the top-level for...of loop over protocols with concurrent api.multiCall and api.fetchList operations for assetTokens, getVaultAddresses, assetBalance, and epochInfoById.
🎯 Why: Previously, the script was performing synchronous sequential RPC queries for each of the 4 protocols (and their sub-vaults). This led to significant unnecessary network overhead. Batching them cuts down network execution latency significantly.
📊 Measured Improvement: Running the TVL test against berachain showed an execution time drop from ~1m38s down to ~1m02s locally (including pricing/startup overhead). A micro-benchmark test specifically on the tvl() function showed the RPC batch fetching execution time decreased from ~61.94s down to ~497ms, which is a massive performance gain without changing the final TVL result.

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PR created automatically by Jules for task 5416223296740505473 started by @zknpr

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📥 Commits

Reviewing files that changed from the base of the PR and between 0d3be2a and 7a80e77.

📒 Files selected for processing (1)

• projects/zoofi-io/index.js

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• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch perf/zoofi-io-multicall-5416223296740505473

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[llamabutler]

Error while running adapter at :

Please revert changes to package.json / package-lock.json

[greptile-apps]

Greptile Summary

This PR optimizes the tvl function in projects/zoofi-io/index.js by replacing a sequential for...of loop over 4 protocols with batched api.multiCall and api.fetchList operations, reducing network round-trips from O(protocols × assets × vaults) to a constant number of batched calls.

Key points:

• Correctness: The refactored logic is sound. The introduction of flattenedAssetsToAlign (one asset entry per vault) correctly aligns assets with their vault balances throughout all downstream calls (api.add, tokensAndOwners, and epochInfos iteration).
• Subtle fix: The original code called api.add(assets, assetBals) where assets had N elements and assetBals had M elements (one per vault, M ≥ N when vaults-per-asset > 1). The new code passes flattenedAssetsToAlign (M elements) which properly aligns with assetBals, inadvertently fixing this pre-existing mismatch.
• Minor concern: vaultCalls entries use params: asset (a bare string) rather than the more idiomatic params: [asset] array form.
• Scope creep: package-lock.json contains a large set of unrelated dependency changes (added base-x, bs58, buffer-layout, ws; removed @solendprotocol/solend-sdk, async-retry, tron-format-address, typescript; eslint v8→v9) that appear to be a lockfile re-sync and should ideally be in a separate PR.

Confidence Score: 4/5

• Safe to merge — the optimization is logically correct and the TVL computation produces the same (or more accurate) results than before.
• The core logic change is well-structured: all data-alignment invariants are preserved, the flattenedAssetsToAlign approach correctly maps every vault back to its source asset, and the epochInfos grouping remains valid. The only minor concern is params: asset vs params: [asset], which is unlikely to cause a runtime failure given SDK normalization. Score is 4 (not 5) primarily because the large unrelated lockfile diff makes the overall PR harder to verify and could mask dependency-related regressions.
• package-lock.json warrants a closer look to confirm the unrelated dependency changes are intentional and safe.

Important Files Changed

Filename	Overview
projects/zoofi-io/index.js	Replaces the sequential for...of loop over protocols with batched multiCall/fetchList operations; logic is correct and the new alignment via flattenedAssetsToAlign actually fixes a subtle pre-existing mismatch between assets (N items) and assetBals (M items) when multiple vaults exist per asset. Minor: params: asset should be params: [asset].
package-lock.json	Lockfile regenerated with a large diff (added base-x, bs58, buffer-layout, ws; removed @solendprotocol/solend-sdk, async-retry, tron-format-address, typescript; eslint v8→v9) that is unrelated to the stated optimization scope. The changes appear to be a lockfile sync, not a direct consequence of the zoofi-io changes.

Sequence Diagram

sequenceDiagram
    participant tvl as tvl()
    participant rpc as RPC (multiCall/fetchList)

    note over tvl,rpc: NEW — all protocols batched in parallel

    tvl->>rpc: multiCall assetTokens [p1, p2, p3, p4]
    rpc-->>tvl: assetsArray[4][]

    tvl->>rpc: multiCall getVaultAddresses(asset) [all (protocol,asset) pairs]
    rpc-->>tvl: vaultsArray[][] → flatten → vaults[]

    tvl->>rpc: multiCall assetBalance [all vaults]
    rpc-->>tvl: assetBals[]

    tvl->>tvl: api.add(flattenedAssetsToAlign, assetBals)

    tvl->>rpc: fetchList epochInfoById [all vaults, groupedByInput]
    rpc-->>tvl: epochInfos[][]

    tvl->>tvl: build tokensAndOwners (vaults + redeemPools)
    tvl->>rpc: sumTokens(tokensAndOwners)
    rpc-->>tvl: TVL result

Loading

Comments Outside Diff (1)

1. package-lock.json, line 7-44 (link)

   Unrelated lockfile changes bundled with the performance PR

   package-lock.json shows numerous dependency additions and removals that are not related to the stated goal of optimizing RPC operations in zoofi-io/index.js. Notably:

   • Added runtime deps: base-x ^5.0.1, bs58 ^6.0.0, buffer-layout ^1.2.2, ws ^8.18.3
   • Removed (from the old lock): @solendprotocol/solend-sdk, async-retry, tron-format-address, typescript
   • Dev dependency changes: eslint upgraded from v8 to v9, ts-node and several @types/* packages removed

   These appear to be a lockfile re-sync (the old lock was out of sync with the current package.json), but they significantly inflate the diff and make it harder to review. Consider splitting the lockfile sync into a separate PR or at least calling it out explicitly in the description.

_{Last reviewed commit: 45c075a}

[greptile-apps]

params should be an array, not a bare string

In the defillama SDK's multiCall, the params field in a call object is expected to be an array of arguments. Passing a bare string params: asset works in some SDK versions that normalize single values internally, but explicitly using params: [asset] is safer and more consistent with every other call pattern in this codebase.

Suggested change

	vaultCalls.push({ target: protocols[i], params: asset })
	vaultCalls.push({ target: protocols[i], params: [asset] })

[llamabutler]

The adapter at projects/zoofi-io exports TVL:

sty                       21.93 M
bsc                       16.41 M
sei                       6.57 M
arbitrum                  53.34 k
base                      20.30 k
berachain                 732.00

total                    44.97 M