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fix(letsbonk): buy/sell instructions

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This commit is contained in:
smypmsa
2025-08-02 15:38:53 +00:00
parent 72a3d23e6b
commit e7107751f5
7 changed files with 306 additions and 131 deletions
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src/platforms/letsbonk/instruction_builder.py
+43 -50
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@@ -104,28 +104,28 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
initialize_wsol_ix = self._create_initialize_account_instruction(
wsol_account,
SystemAddresses.SOL_MINT,
user,
address_provider
user
)
instructions.append(initialize_wsol_ix)
# 4. Build buy_exact_in instruction
# 4. Build buy_exact_in instruction with correct account ordering
# Based on the IDL and manual examples, the account order should be:
buy_accounts = [
AccountMeta(pubkey=accounts_info["payer"], is_signer=True, is_writable=True),
AccountMeta(pubkey=accounts_info["authority"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["global_config"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["platform_config"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["pool_state"], is_signer=False, is_writable=True),
AccountMeta(pubkey=accounts_info["user_base_token"], is_signer=False, is_writable=True),
AccountMeta(pubkey=wsol_account, is_signer=False, is_writable=True), # user_quote_token
AccountMeta(pubkey=accounts_info["base_vault"], is_signer=False, is_writable=True),
AccountMeta(pubkey=accounts_info["quote_vault"], is_signer=False, is_writable=True),
AccountMeta(pubkey=accounts_info["base_token_mint"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["quote_token_mint"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["base_token_program"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["quote_token_program"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["event_authority"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["program"], is_signer=False, is_writable=False),
AccountMeta(pubkey=user, is_signer=True, is_writable=True), # payer
AccountMeta(pubkey=accounts_info["authority"], is_signer=False, is_writable=False), # authority
AccountMeta(pubkey=accounts_info["global_config"], is_signer=False, is_writable=False), # global_config
AccountMeta(pubkey=accounts_info["platform_config"], is_signer=False, is_writable=False), # platform_config
AccountMeta(pubkey=accounts_info["pool_state"], is_signer=False, is_writable=True), # pool_state
AccountMeta(pubkey=accounts_info["user_base_token"], is_signer=False, is_writable=True), # user_base_token
AccountMeta(pubkey=wsol_account, is_signer=False, is_writable=True), # user_quote_token (WSOL account)
AccountMeta(pubkey=accounts_info["base_vault"], is_signer=False, is_writable=True), # base_vault
AccountMeta(pubkey=accounts_info["quote_vault"], is_signer=False, is_writable=True), # quote_vault
AccountMeta(pubkey=token_info.mint, is_signer=False, is_writable=False), # base_token_mint
AccountMeta(pubkey=SystemAddresses.SOL_MINT, is_signer=False, is_writable=False), # quote_token_mint
AccountMeta(pubkey=SystemAddresses.TOKEN_PROGRAM, is_signer=False, is_writable=False), # base_token_program
AccountMeta(pubkey=SystemAddresses.TOKEN_PROGRAM, is_signer=False, is_writable=False), # quote_token_program
AccountMeta(pubkey=accounts_info["event_authority"], is_signer=False, is_writable=False), # event_authority
AccountMeta(pubkey=accounts_info["program"], is_signer=False, is_writable=False), # program
]
# Build instruction data: discriminator + amount_in + minimum_amount_out + share_fee_rate
@@ -148,8 +148,7 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
close_wsol_ix = self._create_close_account_instruction(
wsol_account,
user,
user,
address_provider
user
)
instructions.append(close_wsol_ix)
@@ -204,28 +203,27 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
initialize_wsol_ix = self._create_initialize_account_instruction(
wsol_account,
SystemAddresses.SOL_MINT,
user,
address_provider
user
)
instructions.append(initialize_wsol_ix)
# 3. Build sell_exact_in instruction
# 3. Build sell_exact_in instruction with correct account ordering
sell_accounts = [
AccountMeta(pubkey=accounts_info["payer"], is_signer=True, is_writable=True),
AccountMeta(pubkey=accounts_info["authority"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["global_config"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["platform_config"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["pool_state"], is_signer=False, is_writable=True),
AccountMeta(pubkey=accounts_info["user_base_token"], is_signer=False, is_writable=True),
AccountMeta(pubkey=wsol_account, is_signer=False, is_writable=True), # user_quote_token
AccountMeta(pubkey=accounts_info["base_vault"], is_signer=False, is_writable=True),
AccountMeta(pubkey=accounts_info["quote_vault"], is_signer=False, is_writable=True),
AccountMeta(pubkey=accounts_info["base_token_mint"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["quote_token_mint"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["base_token_program"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["quote_token_program"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["event_authority"], is_signer=False, is_writable=False),
AccountMeta(pubkey=accounts_info["program"], is_signer=False, is_writable=False),
AccountMeta(pubkey=user, is_signer=True, is_writable=True), # payer
AccountMeta(pubkey=accounts_info["authority"], is_signer=False, is_writable=False), # authority
AccountMeta(pubkey=accounts_info["global_config"], is_signer=False, is_writable=False), # global_config
AccountMeta(pubkey=accounts_info["platform_config"], is_signer=False, is_writable=False), # platform_config
AccountMeta(pubkey=accounts_info["pool_state"], is_signer=False, is_writable=True), # pool_state
AccountMeta(pubkey=accounts_info["user_base_token"], is_signer=False, is_writable=True), # user_base_token (tokens being sold)
AccountMeta(pubkey=wsol_account, is_signer=False, is_writable=True), # user_quote_token (WSOL received)
AccountMeta(pubkey=accounts_info["base_vault"], is_signer=False, is_writable=True), # base_vault (receives tokens)
AccountMeta(pubkey=accounts_info["quote_vault"], is_signer=False, is_writable=True), # quote_vault (sends WSOL)
AccountMeta(pubkey=token_info.mint, is_signer=False, is_writable=False), # base_token_mint
AccountMeta(pubkey=SystemAddresses.SOL_MINT, is_signer=False, is_writable=False), # quote_token_mint
AccountMeta(pubkey=SystemAddresses.TOKEN_PROGRAM, is_signer=False, is_writable=False), # base_token_program
AccountMeta(pubkey=SystemAddresses.TOKEN_PROGRAM, is_signer=False, is_writable=False), # quote_token_program
AccountMeta(pubkey=accounts_info["event_authority"], is_signer=False, is_writable=False), # event_authority
AccountMeta(pubkey=accounts_info["program"], is_signer=False, is_writable=False), # program
]
# Build instruction data: discriminator + amount_in + minimum_amount_out + share_fee_rate
@@ -248,8 +246,7 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
close_wsol_ix = self._create_close_account_instruction(
wsol_account,
user,
user,
address_provider
user
)
instructions.append(close_wsol_ix)
@@ -278,8 +275,8 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
accounts_info["user_base_token"],
accounts_info["base_vault"],
accounts_info["quote_vault"],
accounts_info["base_token_mint"],
accounts_info["quote_token_mint"],
token_info.mint,
SystemAddresses.SOL_MINT,
accounts_info["program"],
]
@@ -306,8 +303,8 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
accounts_info["user_base_token"],
accounts_info["base_vault"],
accounts_info["quote_vault"],
accounts_info["base_token_mint"],
accounts_info["quote_token_mint"],
token_info.mint,
SystemAddresses.SOL_MINT,
accounts_info["program"],
]
@@ -328,8 +325,7 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
self,
account: Pubkey,
mint: Pubkey,
owner: Pubkey,
address_provider: AddressProvider
owner: Pubkey
) -> Instruction:
"""Create an InitializeAccount instruction for the Token Program.
@@ -337,7 +333,6 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
account: The account to initialize
mint: The token mint
owner: The account owner
address_provider: Platform address provider
Returns:
Instruction for initializing the account
@@ -362,8 +357,7 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
self,
account: Pubkey,
destination: Pubkey,
owner: Pubkey,
address_provider: AddressProvider
owner: Pubkey
) -> Instruction:
"""Create a CloseAccount instruction for the Token Program.
@@ -371,7 +365,6 @@ class LetsBonkInstructionBuilder(InstructionBuilder):
account: The account to close
destination: Where to send the remaining lamports
owner: The account owner (must sign)
address_provider: Platform address provider
Returns:
Instruction for closing the account