feat: upgrade to v0.5.3

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "sol-trade-sdk"
-version = "0.5.2"
+version = "0.5.3"
 edition = "2021"
 authors = [
     "William <byteblock6@gmail.com>",

README.md

@@ -33,14 +33,14 @@ Add the dependency to your `Cargo.toml`:
 
 ```toml
 # Add to your Cargo.toml
-sol-trade-sdk = { path = "./sol-trade-sdk", version = "0.5.2" }
+sol-trade-sdk = { path = "./sol-trade-sdk", version = "0.5.3" }
 ```
 
 ### Use crates.io
 
 ```toml
 # Add to your Cargo.toml
-sol-trade-sdk = "0.5.2"
+sol-trade-sdk = "0.5.3"
 ```
 
 ## Usage Examples

README_CN.md

@@ -33,14 +33,14 @@ git clone https://github.com/0xfnzero/sol-trade-sdk
 
 ```toml
 # 添加到您的 Cargo.toml
-sol-trade-sdk = { path = "./sol-trade-sdk", version = "0.5.2" }
+sol-trade-sdk = { path = "./sol-trade-sdk", version = "0.5.3" }
 ```
 
 ### 使用 crates.io
 
 ```toml
 # 添加到您的 Cargo.toml
-sol-trade-sdk = "0.5.2"
+sol-trade-sdk = "0.5.3"
 ```
 
 ## 使用示例

src/constants/pumpfun.rs

@@ -32,6 +32,8 @@ pub mod seeds {
 
     /// Seed for global volume accumulator PDAs
     pub const GLOBAL_VOLUME_ACCUMULATOR_SEED: &[u8] = b"global_volume_accumulator";
+
+    pub const FEE_CONFIG_SEED: &[u8] = b"fee_config";
 }
 
 pub mod global_constants {
@@ -108,6 +110,8 @@ pub mod accounts {
     pub const RENT: Pubkey = pubkey!("SysvarRent111111111111111111111111111111111");
 
     pub const AMM_PROGRAM: Pubkey = pubkey!("675kPX9MHTjS2zt1qfr1NYHuzeLXfQM9H24wFSUt1Mp8");
+
+    pub const FEE_PROGRAM: Pubkey = pubkey!("pfeeUxB6jkeY1Hxd7CsFCAjcbHA9rWtchMGdZ6VojVZ");
 }
 
 pub struct Symbol;

src/instruction/pumpfun.rs

@@ -8,7 +8,7 @@ use spl_token::instruction::close_account;
 use crate::{
     constants,
     trading::pumpfun::common::{
-        get_bonding_curve_pda, get_global_volume_accumulator_pda, get_user_volume_accumulator_pda,
+        get_bonding_curve_pda, get_fee_config_pda, get_global_volume_accumulator_pda, get_user_volume_accumulator_pda
     },
     utils::calc::{
         common::{calculate_with_slippage_buy, calculate_with_slippage_sell},
@@ -209,6 +209,8 @@ pub fn buy(
             AccountMeta::new_readonly(constants::pumpfun::accounts::PUMPFUN, false),
             AccountMeta::new(get_global_volume_accumulator_pda().unwrap(), false),
             AccountMeta::new(get_user_volume_accumulator_pda(&payer.pubkey()).unwrap(), false),
+            AccountMeta::new_readonly(get_fee_config_pda().unwrap(), false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::FEE_PROGRAM, false),
         ],
     )
 }
@@ -237,8 +239,8 @@ pub fn sell(
             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),
-            AccountMeta::new(get_global_volume_accumulator_pda().unwrap(), false),
-            AccountMeta::new(get_user_volume_accumulator_pda(&payer.pubkey()).unwrap(), false),
+            AccountMeta::new_readonly(get_fee_config_pda().unwrap(), false),
+            AccountMeta::new_readonly(constants::pumpfun::accounts::FEE_PROGRAM, false),
         ],
     )
 }

src/trading/pumpfun/common.rs

@@ -73,6 +73,17 @@ pub fn get_global_volume_accumulator_pda() -> Option<Pubkey> {
     pda.map(|pubkey| pubkey.0)
 }
 
+#[inline]
+pub fn get_fee_config_pda() -> Option<Pubkey> {
+    let seeds: &[&[u8]; 2] = &[
+        constants::pumpfun::seeds::FEE_CONFIG_SEED,
+        constants::pumpfun::accounts::PUMPFUN.as_ref(),
+    ];
+    let program_id: &Pubkey = &constants::pumpfun::accounts::FEE_PROGRAM;
+    let pda: Option<(Pubkey, u8)> = Pubkey::try_find_program_address(seeds, program_id);
+    pda.map(|pubkey| pubkey.0)
+}
+
 #[inline]
 pub fn get_metadata_pda(mint: &Pubkey) -> Pubkey {
     Pubkey::find_program_address(