{"version":3,"file":"createSmartTransaction.cjs","sources":["../../../../src/transactions/createSmartTransaction.ts"],"sourcesContent":["import type {\n BlockhashLifetime,\n CreateSmartTxDeps,\n CreateSmartTxInput,\n CreateSmartTxResult,\n SignedTx,\n} from \"./types\";\nimport type { Address, Instruction, TransactionSigner } from \"@solana/kit\";\n\nimport {\n createTransactionMessage,\n getBase64EncodedWireTransaction,\n pipe,\n prependTransactionMessageInstructions,\n appendTransactionMessageInstructions,\n setTransactionMessageFeePayerSigner,\n setTransactionMessageLifetimeUsingBlockhash,\n signTransactionMessageWithSigners,\n} from \"@solana/kit\";\n\nimport {\n getSetComputeUnitLimitInstruction,\n getSetComputeUnitPriceInstruction,\n} from \"@solana-program/compute-budget\";\n\nconst COMPUTE_BUDGET_PROGRAM_ADDRESS =\n \"ComputeBudget111111111111111111111111111111\" as Address;\n\nconst isComputeBudgetIx = (ix: Instruction) =>\n ix.programAddress === COMPUTE_BUDGET_PROGRAM_ADDRESS;\n\nconst firstSigner = (\n signers: readonly TransactionSigner[]\n): TransactionSigner => {\n if (!signers.length)\n throw new Error(\"createSmartTransaction: expected at least one signer.\");\n return signers[0];\n};\n\nconst resolveFeePayerSigner = (\n signers: readonly TransactionSigner[],\n feePayer?: CreateSmartTxInput[\"feePayer\"]\n): TransactionSigner => {\n if (!feePayer) return firstSigner(signers);\n\n if (typeof feePayer !== \"string\") {\n // Already a TransactionSigner\n return feePayer as TransactionSigner;\n }\n\n // Fee payer is an Address — find matching signer\n const s = signers.find((s) => s.address === feePayer);\n\n if (!s) {\n throw new Error(\n `createSmartTransaction: feePayer address (${feePayer}) was provided but no matching TransactionSigner found in 'signers'.`\n );\n }\n\n return s;\n};\n\nexport const makeCreateSmartTransaction = ({\n raw,\n getComputeUnits,\n getPriorityFeeEstimate,\n}: CreateSmartTxDeps) => {\n const create = async ({\n signers,\n instructions,\n version = 0,\n priorityFeeCap,\n minUnits = 1_000,\n bufferPct = 0.1,\n commitment = \"confirmed\",\n feePayer,\n }: CreateSmartTxInput): Promise => {\n const feePayerSigner = resolveFeePayerSigner(signers, feePayer);\n const userIxs = instructions.filter((ix) => !isComputeBudgetIx(ix));\n\n // Draft message for CU estimation & fee sampling\n const { value: initialLifetime } = await raw\n .getLatestBlockhash({ commitment })\n .send();\n\n const draftMsg = pipe(\n createTransactionMessage({ version }),\n (m) => setTransactionMessageFeePayerSigner(feePayerSigner, m),\n (m) => setTransactionMessageLifetimeUsingBlockhash(initialLifetime, m),\n (m) => appendTransactionMessageInstructions(userIxs, m)\n );\n\n // Estimate compute units with floor + buffer\n const units = await getComputeUnits(draftMsg, { min: minUnits, bufferPct });\n\n // Sign the draft and get recommended fees\n const draftSigned = await signTransactionMessageWithSigners(draftMsg);\n const draftBase64 = getBase64EncodedWireTransaction(draftSigned);\n\n const { priorityFeeEstimate } = await getPriorityFeeEstimate({\n transaction: draftBase64,\n options: { transactionEncoding: \"base64\", recommended: true },\n });\n\n if (priorityFeeEstimate == null) {\n throw new Error(\n \"Priority fee estimate not available. Error creating smart transaction.\"\n );\n }\n\n const priorityFee =\n priorityFeeCap != null\n ? Math.min(priorityFeeEstimate, priorityFeeCap)\n : priorityFeeEstimate;\n\n // Refresh blockhash to avoid expiry window\n const { value: finalLifetime } = await raw\n .getLatestBlockhash({ commitment })\n .send();\n\n // Build the final message (fee payer → lifetime → compute budget → user ixs)\n const finalMsg = pipe(\n createTransactionMessage({ version }),\n (m) => setTransactionMessageFeePayerSigner(feePayerSigner, m),\n (m) => setTransactionMessageLifetimeUsingBlockhash(finalLifetime, m),\n (m) =>\n prependTransactionMessageInstructions(\n [\n getSetComputeUnitPriceInstruction({\n microLamports: Number(priorityFee),\n }),\n getSetComputeUnitLimitInstruction({ units: Number(units) }),\n ] as const,\n m\n ),\n (m) => appendTransactionMessageInstructions(userIxs, m)\n );\n\n // Final sign & return\n const finalSigned = await signTransactionMessageWithSigners(finalMsg);\n const base64 = getBase64EncodedWireTransaction(finalSigned);\n\n return {\n signed: finalSigned as SignedTx,\n base64,\n units: Number(units),\n priorityFee: Number(priorityFee),\n lifetime: finalLifetime as BlockhashLifetime,\n message: finalMsg,\n };\n };\n\n return { create };\n};\n"],"names":["pipe","createTransactionMessage","setTransactionMessageFeePayerSigner","setTransactionMessageLifetimeUsingBlockhash","appendTransactionMessageInstructions","signTransactionMessageWithSigners","getBase64EncodedWireTransaction","prependTransactionMessageInstructions","getSetComputeUnitPriceInstruction","getSetComputeUnitLimitInstruction"],"mappings":";;;;;AAyBA,MAAM,8BAA8B,GAClC,6CAAwD;AAE1D,MAAM,iBAAiB,GAAG,CAAC,EAAuC,KAChE,EAAE,CAAC,cAAc,KAAK,8BAA8B;AAEtD,MAAM,WAAW,GAAG,CAClB,OAA6C,KAChB;IAC7B,IAAI,CAAC,OAAO,CAAC,MAAM;AACjB,QAAA,MAAM,IAAI,KAAK,CAAC,uDAAuD,CAAC;AAC1E,IAAA,OAAO,OAAO,CAAC,CAAC,CAAC;AACnB,CAAC;AAED,MAAM,qBAAqB,GAAG,CAC5B,OAA6C,EAC7C,QAAyC,KACZ;AAC7B,IAAA,IAAI,CAAC,QAAQ;AAAE,QAAA,OAAO,WAAW,CAAC,OAAO,CAAC;AAE1C,IAAA,IAAI,OAAO,QAAQ,KAAK,QAAQ,EAAE;;AAEhC,QAAA,OAAO,QAAqC;IAC9C;;AAGA,IAAA,MAAM,CAAC,GAAG,OAAO,CAAC,IAAI,CAAC,CAAC,CAAC,KAAK,CAAC,CAAC,OAAO,KAAK,QAAQ,CAAC;IAErD,IAAI,CAAC,CAAC,EAAE;AACN,QAAA,MAAM,IAAI,KAAK,CACb,6CAA6C,QAAQ,CAAA,oEAAA,CAAsE,CAC5H;IACH;AAEA,IAAA,OAAO,CAAC;AACV,CAAC;AAEM,MAAM,0BAA0B,GAAG,CAAC,EACzC,GAAG,EACH,eAAe,EACf,sBAAsB,GACJ,KAAI;AACtB,IAAA,MAAM,MAAM,GAAG,OAAO,EACpB,OAAO,EACP,YAAY,EACZ,OAAO,GAAG,CAAC,EACX,cAAc,EACd,QAAQ,GAAG,IAAK,EAChB,SAAS,GAAG,GAAG,EACf,UAAU,GAAG,WAAW,EACxB,QAAQ,GACW,KAAkC;QACrD,MAAM,cAAc,GAAG,qBAAqB,CAAC,OAAO,EAAE,QAAQ,CAAC;AAC/D,QAAA,MAAM,OAAO,GAAG,YAAY,CAAC,MAAM,CAAC,CAAC,EAAE,KAAK,CAAC,iBAAiB,CAAC,EAAE,CAAC,CAAC;;AAGnE,QAAA,MAAM,EAAE,KAAK,EAAE,eAAe,EAAE,GAAG,MAAM;AACtC,aAAA,kBAAkB,CAAC,EAAE,UAAU,EAAE;AACjC,aAAA,IAAI,EAAE;QAET,MAAM,QAAQ,GAAGA,QAAI,CACnBC,4BAAwB,CAAC,EAAE,OAAO,EAAE,CAAC,EACrC,CAAC,CAAC,KAAKC,uCAAmC,CAAC,cAAc,EAAE,CAAC,CAAC,EAC7D,CAAC,CAAC,KAAKC,+CAA2C,CAAC,eAAe,EAAE,CAAC,CAAC,EACtE,CAAC,CAAC,KAAKC,wCAAoC,CAAC,OAAO,EAAE,CAAC,CAAC,CACxD;;AAGD,QAAA,MAAM,KAAK,GAAG,MAAM,eAAe,CAAC,QAAQ,EAAE,EAAE,GAAG,EAAE,QAAQ,EAAE,SAAS,EAAE,CAAC;;AAG3E,QAAA,MAAM,WAAW,GAAG,MAAMC,qCAAiC,CAAC,QAAQ,CAAC;AACrE,QAAA,MAAM,WAAW,GAAGC,mCAA+B,CAAC,WAAW,CAAC;AAEhE,QAAA,MAAM,EAAE,mBAAmB,EAAE,GAAG,MAAM,sBAAsB,CAAC;AAC3D,YAAA,WAAW,EAAE,WAAW;YACxB,OAAO,EAAE,EAAE,mBAAmB,EAAE,QAAQ,EAAE,WAAW,EAAE,IAAI,EAAE;AAC9D,SAAA,CAAC;AAEF,QAAA,IAAI,mBAAmB,IAAI,IAAI,EAAE;AAC/B,YAAA,MAAM,IAAI,KAAK,CACb,wEAAwE,CACzE;QACH;AAEA,QAAA,MAAM,WAAW,GACf,cAAc,IAAI;cACd,IAAI,CAAC,GAAG,CAAC,mBAAmB,EAAE,cAAc;cAC5C,mBAAmB;;AAGzB,QAAA,MAAM,EAAE,KAAK,EAAE,aAAa,EAAE,GAAG,MAAM;AACpC,aAAA,kBAAkB,CAAC,EAAE,UAAU,EAAE;AACjC,aAAA,IAAI,EAAE;;AAGT,QAAA,MAAM,QAAQ,GAAGN,QAAI,CACnBC,4BAAwB,CAAC,EAAE,OAAO,EAAE,CAAC,EACrC,CAAC,CAAC,KAAKC,uCAAmC,CAAC,cAAc,EAAE,CAAC,CAAC,EAC7D,CAAC,CAAC,KAAKC,+CAA2C,CAAC,aAAa,EAAE,CAAC,CAAC,EACpE,CAAC,CAAC,KACAI,yCAAqC,CACnC;AACE,YAAAC,+CAAiC,CAAC;AAChC,gBAAA,aAAa,EAAE,MAAM,CAAC,WAAW,CAAC;aACnC,CAAC;YACFC,+CAAiC,CAAC,EAAE,KAAK,EAAE,MAAM,CAAC,KAAK,CAAC,EAAE,CAAC;AACnD,SAAA,EACV,CAAC,CACF,EACH,CAAC,CAAC,KAAKL,wCAAoC,CAAC,OAAO,EAAE,CAAC,CAAC,CACxD;;AAGD,QAAA,MAAM,WAAW,GAAG,MAAMC,qCAAiC,CAAC,QAAQ,CAAC;AACrE,QAAA,MAAM,MAAM,GAAGC,mCAA+B,CAAC,WAAW,CAAC;QAE3D,OAAO;AACL,YAAA,MAAM,EAAE,WAAuB;YAC/B,MAAM;AACN,YAAA,KAAK,EAAE,MAAM,CAAC,KAAK,CAAC;AACpB,YAAA,WAAW,EAAE,MAAM,CAAC,WAAW,CAAC;AAChC,YAAA,QAAQ,EAAE,aAAkC;AAC5C,YAAA,OAAO,EAAE,QAAQ;SAClB;AACH,IAAA,CAAC;IAED,OAAO,EAAE,MAAM,EAAE;AACnB;;;;"}