VV Mint Ingestor

[pbkompasz]

User description

Mint Ingestor: VV Mint

Ingestor for VV Mint based on the Mint open-source protocol.
Supports ingestion by contract for other deployments e.g. networked.art and more.

Functionality Supported

• Ingesting from URL: Yes
• Ingesting from Contract address: Yes
• Supported Networks: Ethereum

Before you submit

• Ensure your generated MintTemplate works 😄
• Ensure that your code is restricted to a single folder in src/ingestors
• Ensure that all required assets are included (e.g. ABIs)
• Ensure ABIs are trimmed to include only methods (1) used in the ingestor or (2) required to mint
• Ensure that all exported methods are prefixed with the name of your ingestor e.g. myMintingPlatformGetContractDetails
• Ensure that a test exists for generating a MintTemplate that will always succeed
• Ensure that your code accesses no external resources except those passed in the resources object

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PR Type

Enhancement, Tests

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Description

• Introduced VvIngestor to handle minting operations for VV contracts, supporting both URL and contract address ingestion.
• Defined the ABI for the VV mint contract, including functions for minting and retrieving token data.
• Implemented on-chain metadata functions to interact with the VV contract, fetching mint prices and collection details.
• Updated the network configuration to use ETH_MAINNET.
• Added comprehensive tests for the VvIngestor class, ensuring correct functionality for URL and contract support, as well as mint template creation.

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Changes walkthrough 📝

	Relevant files
Enhancement	index.ts Add VvIngestor to available mint ingestors                              src/ingestors/index.ts Added VvIngestor to the list of available mint ingestors. Updated the ALL_MINT_INGESTORS map to include vv. +3/-1      abi.ts Define ABI for VV mint contract                                                    src/ingestors/vv/abi.ts Defined the ABI for the VV mint contract. Included functions for minting and retrieving token data. +48/-0    index.ts Implement VvIngestor class for minting operations                src/ingestors/vv/index.ts Implemented VvIngestor class with URL and contract support. Added methods for creating mint templates and handling mint instructions. +150/-0  onchain-metadata.ts Add on-chain metadata functions for VV contract                    src/ingestors/vv/onchain-metadata.ts Added functions to interact with VV contract on-chain. Implemented methods to fetch mint price, latest token ID, and collection metadata. +89/-0
Configuration changes	resources.ts Update network setting to ETH_MAINNET                                        src/lib/resources.ts Changed network setting from BASE_MAINNET to ETH_MAINNET. +1/-1
Tests	vv.test.ts Add tests for VvIngestor functionality                                      test/ingestors/vv.test.ts Added tests for VvIngestor functionality. Included tests for URL and contract support, and mint template creation. +80/-0

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PR Reviewer Guide 🔍

Here are some key observations to aid the review process:

⏱️ Estimated effort to review: 3 🔵🔵🔵⚪⚪

🧪 PR contains tests

🔒 No security concerns identified

⚡ Recommended focus areas for review Error Handling Multiple functions silently catch and ignore errors without logging or proper error handling. This could mask important issues and make debugging difficult. Duplicate Code The chainId is set twice in createMintForContract - once on line 77 and again on line 92. This appears redundant and could lead to inconsistencies. Hardcoded Values The mint price calculation uses a hardcoded multiplier of 60,000. Consider making this configurable or documenting why this specific value is used.

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PR Code Suggestions ✨

Explore these optional code suggestions:

Category	Suggestion	Score
Possible issue	Use the provided chain ID instead of hardcoding it to prevent cross-chain deployment issues The chainId is hardcoded to 1 in createMintForContract() even when a different chainId is provided in contractOptions, which could cause issues with non-mainnet deployments. src/ingestors/vv/index.ts [92] -mintBuilder.setMintOutputContract({ chainId: 1, address: contractAddress }); +mintBuilder.setMintOutputContract({ chainId: contractOptions.chainId ?? 1, address: contractAddress }); Apply this suggestion Suggestion importance[1-10]: 9 Why: Hardcoding chainId to 1 overrides the user-provided value and could break functionality on non-mainnet chains, potentially causing failed transactions.	9
	Add proper error handling to catch blocks instead of silently swallowing errors Add error handling and return types for catch blocks. Currently, errors are silently caught and undefined is implicitly returned, which could lead to runtime errors. src/ingestors/vv/onchain-metadata.ts [34] -} catch (error) {} +} catch (error) { + console.error('Failed to fetch VV data:', error); + return undefined; +} Apply this suggestion Suggestion importance[1-10]: 8 Why: Silent error handling can mask critical issues and make debugging difficult. Adding proper error logging is essential for production monitoring and troubleshooting.	8
Security	Strengthen URL validation to prevent potential security issues with malicious URLs The hostname check in supportsUrl() has redundant conditions and could allow invalid subdomains. Use a single, strict hostname check. src/ingestors/vv/index.ts [28] -new URL(url).hostname === 'www.mint.vv.xyz' || new URL(url).hostname === 'mint.vv.xyz' || urlPattern.test(url) +new URL(url).hostname === 'mint.vv.xyz' || urlPattern.test(url) Apply this suggestion Suggestion importance[1-10]: 6 Why: Simplifying the hostname check to be more strict reduces attack surface and removes redundant www subdomain check that isn't needed.	6

💡 Need additional feedback ? start a PR chat

[chrismaddern]

Ah, this is not safe

I prepared this update to handle this scenario:
#48

I'm rebasing it against main now to see if it will merge cleanly & then you should be able to use it

[chrismaddern]

(This change was global to all ingestors & broke all the other Base ingestors 🤣 )

[pbkompasz]

I will update it after #48 is merged.

[pbkompasz]

I will take a closer look and update the codebase, since opening this PR they implemented a couple of new features.
It looks like the contract's renderer has a JS script that decodes the nft's assets.