feat(rpc): impl getTokenAccountBalance RPC #1237
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prestonsn wants to merge 2 commits intoprestonsn/impl-get-account-info-for-db-twofrom
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feat(rpc): impl getTokenAccountBalance RPC #1237prestonsn wants to merge 2 commits intoprestonsn/impl-get-account-info-for-db-twofrom
prestonsn wants to merge 2 commits intoprestonsn/impl-get-account-info-for-db-twofrom
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Implement the getAccountInfo RPC method with full support for all Solana account encodings: base58, base64, base64+zstd, and jsonParsed. - Add AccountHookContext with getAccountInfo method for reading account data - Support dataSlice parameter for partial account reads - Implement streaming zstd compression for base64+zstd encoding - Fall back to base64 encoding when no jsonParsed parser is available Add comprehensive account parsing for the following program types: - **Vote accounts**: Parse vote state with authorized voters, prior voters, epoch credits, and last timestamp - **Stake accounts**: Parse delegation info, stake activation, and lockup - **Nonce accounts**: Parse authority, blockhash, and fee calculator - **Address Lookup Tables**: Parse lookup table state with addresses - **BPF Upgradeable Loader**: Parse program, programData, and buffer accounts - **Sysvars**: Parse clock, rent, epochSchedule, slotHistory, slotHashes, stakeHistory, epochRewards, fees, recentBlockhashes, and lastRestartSlot - **Config accounts**: Parse validator info and stake config - **SPL Token & Token-2022**: Full token account, mint, and multisig parsing with extension support (transfer fees, interest-bearing, metadata, etc.) - Parse all token extensions including TransferFeeConfig, InterestBearingConfig, TokenMetadata, ConfidentialTransferMint, PermanentDelegate, and more - Support interest-bearing token amount calculations with compound interest - Support scaled UI amounts with multiplier switching - Parse TokenMetadata additional_metadata key-value pairs - Move AccountEncoding enum to common module for reuse - Add SPL_TOKEN_PROGRAM_ID and SPL_TOKEN_2022_PROGRAM_ID to runtime/ids.zig - Move MAX_ENTRIES constant into SlotHistory struct - Fix SlotTracker to avoid use-after-free issues with processed/confirmed counters
- Add getTokenAccountBalance endpoint that returns token balance with - UI amount formatting. Handles SPL Token and Token-2022 accounts, - including interest-bearing and scaled UI amount extension configs.
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Implements https://solana.com/docs/rpc/http/gettokenaccountbalance
Sample response from testing (
8KMd8WMacjWd9Md3rZjy7yxx7v7zyZMye4XdrXdV3rHN) :{ "context": { "slot": 389457101, "apiVersion": "0.2.0" }, "value": { "uiAmount": 600013911.6102316, "decimals": 9, "amount": "600013911610231717", "uiAmountString": "600013911.610231717" } }