rebuild sdk dir

2025-07-10 02:38:06 +08:00
parent 1540fb6469
commit 8f79c3bfd9
24 changed files with 348 additions and 195 deletions
@@ -0,0 +1,298 @@
+use anyhow::{anyhow, Result};
+use solana_sdk::{
+    instruction::Instruction, native_token::sol_to_lamports,
+};
+use spl_associated_token_account::{
+    get_associated_token_address, instruction::create_associated_token_account,
+};
+use spl_token::instruction::close_account;
+
+use crate::{
+    constants, trading::pumpfun::common::{
+        get_bonding_curve_pda, get_global_pda, get_metadata_pda, get_mint_authority_pda
+    }
+};
+
+use solana_sdk::{
+    instruction::AccountMeta,
+    pubkey::Pubkey,
+    signature::Keypair,
+    signer::Signer,
+};
+
+use crate::{
+    constants::pumpfun::{global_constants::FEE_RECIPIENT, trade::DEFAULT_SLIPPAGE},
+    trading::pumpfun::common::{
+        calculate_with_slippage_buy, get_buy_token_amount_from_sol_amount, get_creator_vault_pda,
+    },
+    trading::core::{
+        params::{BuyParams, PumpFunParams, SellParams},
+        traits::InstructionBuilder,
+    },
+};
+
+/// PumpFun协议的指令构建器
+pub struct PumpFunInstructionBuilder;
+
+#[async_trait::async_trait]
+impl InstructionBuilder for PumpFunInstructionBuilder {
+    async fn build_buy_instructions(&self, params: &BuyParams) -> Result<Vec<Instruction>> {
+        // 获取PumpFun特定参数
+        let protocol_params = params
+            .protocol_params
+            .as_any()
+            .downcast_ref::<PumpFunParams>()
+            .ok_or_else(|| anyhow!("Invalid protocol params for PumpFun"))?;
+
+        if params.amount_sol == 0 {
+            return Err(anyhow!("Amount cannot be zero"));
+        }
+
+        let bonding_curve = if protocol_params.bonding_curve.is_some() {
+            protocol_params.bonding_curve.clone().unwrap()
+        } else {
+            return Err(anyhow!("Bonding curve not found"));
+        };
+
+        let max_sol_cost = calculate_with_slippage_buy(
+            params.amount_sol,
+            params
+                .slippage_basis_points
+                .unwrap_or(DEFAULT_SLIPPAGE),
+        );
+        let creator_vault_pda = bonding_curve.get_creator_vault_pda();
+
+        let mut buy_token_amount =
+            get_buy_token_amount_from_sol_amount(&bonding_curve, params.amount_sol);
+        if buy_token_amount <= 100 * 1_000_000_u64 {
+            buy_token_amount = if max_sol_cost > sol_to_lamports(0.01) {
+                25547619 * 1_000_000_u64
+            } else {
+                255476 * 1_000_000_u64
+            };
+        }
+
+        let mut instructions = vec![];
+
+        // 创建关联代币账户
+        instructions.push(create_associated_token_account(
+            &params.payer.pubkey(),
+            &params.payer.pubkey(),
+            &params.mint,
+            &constants::pumpfun::accounts::TOKEN_PROGRAM,
+        ));
+
+        // 创建买入指令
+        instructions.push(buy(
+            params.payer.as_ref(),
+            &params.mint,
+            &bonding_curve.account,
+            &creator_vault_pda,
+            &FEE_RECIPIENT,
+            Buy {
+                _amount: buy_token_amount,
+                _max_sol_cost: max_sol_cost,
+            },
+        ));
+
+        Ok(instructions)
+    }
+
+    async fn build_sell_instructions(&self, params: &SellParams) -> Result<Vec<Instruction>> {
+        let amount_token = if let Some(amount) = params.amount_token {
+            if amount == 0 {
+                return Err(anyhow!("Amount cannot be zero"));
+            }
+            amount
+        } else {
+            return Err(anyhow!("Amount token is required"));
+        };
+        let creator_vault_pda = get_creator_vault_pda(&params.creator).unwrap();
+        let ata = get_associated_token_address(&params.payer.pubkey(), &params.mint);
+
+        // 获取代币余额
+        let balance_u64 = if let Some(rpc) = &params.rpc {
+            let balance = rpc.get_token_account_balance(&ata).await?;
+            balance
+                .amount
+                .parse::<u64>()
+                .map_err(|_| anyhow!("Failed to parse token balance"))?
+        } else {
+            return Err(anyhow!("RPC client is required to get token balance"));
+        };
+
+        let mut amount_token = amount_token;
+        if amount_token > balance_u64 {
+            amount_token = balance_u64;
+        }
+
+        let mut instructions = vec![sell(
+            params.payer.as_ref(),
+            &params.mint,
+            &creator_vault_pda,
+            &FEE_RECIPIENT,
+            Sell {
+                _amount: amount_token,
+                _min_sol_output: 1,
+            },
+        )];
+
+        // 如果卖出全部代币，关闭账户
+        if amount_token >= balance_u64 {
+            instructions.push(close_account(
+                &spl_token::ID,
+                &ata,
+                &params.payer.pubkey(),
+                &params.payer.pubkey(),
+                &[&params.payer.pubkey()],
+            )?);
+        }
+
+        Ok(instructions)
+    }
+}
+
+pub struct Create {
+    pub _name: String,
+    pub _symbol: String,
+    pub _uri: String,
+    pub _creator: Pubkey,
+}
+
+impl Create {
+    pub fn data(&self) -> Vec<u8> {
+        let mut data = Vec::with_capacity(8 + 4 + self._name.len() + 4 + self._symbol.len() + 4 + self._uri.len() + 32);
+
+        // 追加 discriminator
+        data.extend_from_slice(&[24, 30, 200, 40, 5, 28, 7, 119]); // discriminator
+
+        // 添加 name 字符串长度和内容
+        data.extend_from_slice(&(self._name.len() as u32).to_le_bytes());  // 添加 name 长度
+        data.extend_from_slice(self._name.as_bytes());  // 添加 name 内容
+
+        // 添加 symbol 字符串长度和内容
+        data.extend_from_slice(&(self._symbol.len() as u32).to_le_bytes());  // 添加 symbol 长度
+        data.extend_from_slice(self._symbol.as_bytes());  // 添加 symbol 内容
+
+        // 添加 uri 字符串长度和内容
+        data.extend_from_slice(&(self._uri.len() as u32).to_le_bytes());  // 添加 uri 长度
+        data.extend_from_slice(self._uri.as_bytes());  // 添加 uri 内容
+
+        data.extend_from_slice(&self._creator.to_bytes());
+
+        data
+    }
+}
+
+pub struct Buy {
+    pub _amount: u64,
+    pub _max_sol_cost: u64,
+}
+
+impl Buy {
+    pub fn data(&self) -> Vec<u8> {
+        let mut data = Vec::with_capacity(8 + 8 + 8);
+        data.extend_from_slice(&[102, 6, 61, 18, 1, 218, 235, 234]); // discriminator
+        data.extend_from_slice(&self._amount.to_le_bytes());
+        data.extend_from_slice(&self._max_sol_cost.to_le_bytes());
+        data
+    }
+}
+
+pub struct Sell {
+    pub _amount: u64,
+    pub _min_sol_output: u64,
+}
+
+impl Sell {
+    pub fn data(&self) -> Vec<u8> {
+        let mut data = Vec::with_capacity(8 + 8 + 8);
+        data.extend_from_slice(&[51, 230, 133, 164, 1, 127, 131, 173]); // discriminator
+        data.extend_from_slice(&self._amount.to_le_bytes());
+        data.extend_from_slice(&self._min_sol_output.to_le_bytes());
+        data
+    }
+}
+
+pub fn create(payer: &Keypair, mint: &Keypair, args: Create) -> Instruction {
+    let bonding_curve: Pubkey = get_bonding_curve_pda(&mint.pubkey()).unwrap();
+    Instruction::new_with_bytes(
+        constants::pumpfun::accounts::PUMPFUN,
+        &args.data(),
+        vec![
+            AccountMeta::new(mint.pubkey(), true),
+            AccountMeta::new(get_mint_authority_pda(), false),
+            AccountMeta::new(bonding_curve, false),
+            AccountMeta::new(
+                get_associated_token_address(&bonding_curve, &mint.pubkey()),
+                false,
+            ),
+            AccountMeta::new_readonly(get_global_pda(), false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::MPL_TOKEN_METADATA, false),
+            AccountMeta::new(get_metadata_pda(&mint.pubkey()), false),
+            AccountMeta::new(payer.pubkey(), true),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::SYSTEM_PROGRAM, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::TOKEN_PROGRAM, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::ASSOCIATED_TOKEN_PROGRAM, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::RENT, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::EVENT_AUTHORITY, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::PUMPFUN, false),
+        ],
+    )
+}
+
+pub fn buy(
+    payer: &Keypair,
+    mint: &Pubkey,
+    bonding_curve_pda: &Pubkey,
+    creator_vault_pda: &Pubkey,
+    fee_recipient: &Pubkey,
+    args: Buy,
+) -> Instruction {
+    Instruction::new_with_bytes(
+        constants::pumpfun::accounts::PUMPFUN,
+        &args.data(),
+        vec![
+            AccountMeta::new_readonly(constants::pumpfun::global_constants::GLOBAL_ACCOUNT, false),
+            AccountMeta::new(*fee_recipient, false),
+            AccountMeta::new_readonly(*mint, false),
+            AccountMeta::new(*bonding_curve_pda, false),
+            AccountMeta::new(get_associated_token_address(bonding_curve_pda, mint), false),
+            AccountMeta::new(get_associated_token_address(&payer.pubkey(), mint), false),
+            AccountMeta::new(payer.pubkey(), true),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::SYSTEM_PROGRAM, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::TOKEN_PROGRAM, false),
+            AccountMeta::new(*creator_vault_pda, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::EVENT_AUTHORITY, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::PUMPFUN, false),
+        ],
+    )
+}
+
+pub fn sell(
+    payer: &Keypair,
+    mint: &Pubkey,
+    creator_vault_pda: &Pubkey,
+    fee_recipient: &Pubkey,
+    args: Sell,
+) -> Instruction {
+    let bonding_curve: Pubkey = get_bonding_curve_pda(mint).unwrap();
+    Instruction::new_with_bytes(
+        constants::pumpfun::accounts::PUMPFUN,
+        &args.data(),
+        vec![
+            AccountMeta::new_readonly(constants::pumpfun::global_constants::GLOBAL_ACCOUNT, false),
+            AccountMeta::new(*fee_recipient, false),
+            AccountMeta::new_readonly(*mint, false),
+            AccountMeta::new(bonding_curve, false),
+            AccountMeta::new(get_associated_token_address(&bonding_curve, mint), false),
+            AccountMeta::new(get_associated_token_address(&payer.pubkey(), mint), false),
+            AccountMeta::new(payer.pubkey(), true),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::SYSTEM_PROGRAM, false),
+            AccountMeta::new(*creator_vault_pda, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::TOKEN_PROGRAM, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::EVENT_AUTHORITY, false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::PUMPFUN, false),
+        ],
+    )
+}