Design Patterns MCP Server

{ "id": "ccip-messaging", "name": "CCIP Cross-Chain Messaging", "category": "Cross-Chain", "description": "Chainlink CCIP for arbitrary cross-chain message passing and token transfers.", "when_to_use": "Multi-chain dApps, cross-chain function calls, oracle-backed bridges", "benefits": "Oracle security, programmable tokens, arbitrary messages", "drawbacks": "Centralization (oracles), fees, limited chain support", "use_cases": "Cross-chain lending, multi-chain NFTs, composable protocols", "complexity": "Medium", "tags": [ "cross-chain", "ccip", "chainlink", "messaging", "oracles" ], "examples": { "solidity": { "language": "solidity", "code": "// CCIP sender\nimport {IRouterClient} from \"@chainlink/contracts-ccip/src/v0.8/ccip/interfaces/IRouterClient.sol\";\n\nfunction sendMessage(uint64 destChainSelector, address receiver, string memory message) external {\n Client.EVM2AnyMessage memory evm2AnyMessage = Client.EVM2AnyMessage({\n receiver: abi.encode(receiver),\n data: abi.encode(message),\n tokenAmounts: new Client.EVMTokenAmount[](0),\n feeToken: address(linkToken),\n extraArgs: \"\"\n });\n \n router.ccipSend(destChainSelector, evm2AnyMessage);\n}" } } }