feat(pumpfun): align IDL for V2, Mayhem & Cashback

Update BondingCurve & Global structs, fix account mappings (Create/Buy/Sell), improve trade event merging, add missing fields to create events, and fix create_v2 user mapping.

src/streaming/event_parser/core/merger_event.rs

@@ -21,6 +21,11 @@ pub fn merge(instruction_event: &mut DexEvent, cpi_log_event: DexEvent) {
                 e.creator = cpie.creator;
                 e.creator_fee_basis_points = cpie.creator_fee_basis_points;
                 e.creator_fee = cpie.creator_fee;
+                e.track_volume = cpie.track_volume;
+                e.total_unclaimed_tokens = cpie.total_unclaimed_tokens;
+                e.total_claimed_tokens = cpie.total_claimed_tokens;
+                e.current_sol_volume = cpie.current_sol_volume;
+                e.last_update_timestamp = cpie.last_update_timestamp;
                 e.ix_name = cpie.ix_name.clone();
                 e.mayhem_mode = cpie.mayhem_mode;
                 e.cashback_fee_basis_points = cpie.cashback_fee_basis_points;

src/streaming/event_parser/protocols/pumpfun/events.rs

@@ -32,6 +32,22 @@ pub struct PumpFunCreateTokenEvent {
     pub mint_authority: Pubkey,
     #[borsh(skip)]
     pub associated_bonding_curve: Pubkey,
+    #[borsh(skip)]
+    pub global: Pubkey,
+    #[borsh(skip)]
+    pub mpl_token_metadata: Pubkey,
+    #[borsh(skip)]
+    pub metadata_account: Pubkey,
+    #[borsh(skip)]
+    pub system_program: Pubkey,
+    #[borsh(skip)]
+    pub associated_token_program: Pubkey,
+    #[borsh(skip)]
+    pub rent: Pubkey,
+    #[borsh(skip)]
+    pub event_authority: Pubkey,
+    #[borsh(skip)]
+    pub program: Pubkey,
 }
 
 #[derive(Clone, Debug, Default, PartialEq, Eq, Serialize, Deserialize, BorshDeserialize)]
@@ -58,6 +74,26 @@ pub struct PumpFunCreateV2TokenEvent {
     pub mint_authority: Pubkey,
     #[borsh(skip)]
     pub associated_bonding_curve: Pubkey,
+    #[borsh(skip)]
+    pub global: Pubkey,
+    #[borsh(skip)]
+    pub system_program: Pubkey,
+    #[borsh(skip)]
+    pub associated_token_program: Pubkey,
+    #[borsh(skip)]
+    pub mayhem_program_id: Pubkey,
+    #[borsh(skip)]
+    pub global_params: Pubkey,
+    #[borsh(skip)]
+    pub sol_vault: Pubkey,
+    #[borsh(skip)]
+    pub mayhem_state: Pubkey,
+    #[borsh(skip)]
+    pub mayhem_token_vault: Pubkey,
+    #[borsh(skip)]
+    pub event_authority: Pubkey,
+    #[borsh(skip)]
+    pub program: Pubkey,
 }
 
 pub fn pumpfun_create_v2_token_event_log_decode(data: &[u8]) -> Option<PumpFunCreateV2TokenEvent> {

src/streaming/event_parser/protocols/pumpfun/parser.rs

@@ -168,7 +168,16 @@ fn parse_create_token_instruction(
         mint_authority: accounts[1],
         bonding_curve: accounts[2],
         associated_bonding_curve: accounts[3],
+        global: accounts[4],
+        mpl_token_metadata: accounts[5],
+        metadata_account: accounts[6],
         user: accounts[7],
+        system_program: accounts[8],
+        token_program: accounts[9],
+        associated_token_program: accounts[10],
+        rent: accounts[11],
+        event_authority: accounts[12],
+        program: accounts[13],
         ..Default::default()
     }))
 }
@@ -231,7 +240,18 @@ fn parse_create_v2_token_instruction(
         mint_authority: accounts[1],
         bonding_curve: accounts[2],
         associated_bonding_curve: accounts[3],
-        user: accounts[7],
+        global: accounts[4],
+        user: accounts[5],
+        system_program: accounts[6],
+        token_program: accounts[7],
+        associated_token_program: accounts[8],
+        mayhem_program_id: accounts[9],
+        global_params: accounts[10],
+        sol_vault: accounts[11],
+        mayhem_state: accounts[12],
+        mayhem_token_vault: accounts[13],
+        event_authority: accounts[14],
+        program: accounts[15],
         ..Default::default()
     }))
 }

src/streaming/event_parser/protocols/pumpfun/types.rs

@@ -21,9 +21,10 @@ pub struct BondingCurve {
     pub complete: bool,
     pub creator: Pubkey,
     pub is_mayhem_mode: bool,
+    pub is_cashback_coin: bool,
 }
 
-pub const BONDING_CURVE_SIZE: usize = 8 * 5 + 1 + 32 + 1;
+pub const BONDING_CURVE_SIZE: usize = 8 * 5 + 1 + 32 + 1 + 1;
 
 pub fn bonding_curve_decode(data: &[u8]) -> Option<BondingCurve> {
     if data.len() < BONDING_CURVE_SIZE {
@@ -78,9 +79,10 @@ pub struct Global {
     pub reserved_fee_recipient: Pubkey,
     pub mayhem_mode_enabled: bool,
     pub reserved_fee_recipients: [Pubkey; 7],
+    pub is_cashback_enabled: bool,
 }
 
-pub const GLOBAL_SIZE: usize = 1 + 32 * 2 + 8 * 5 + 32 + 1 + 8 * 2 + 32 * 7 + 32 * 2 + 1 + 32 * 2 + 1 + 32 * 7;
+pub const GLOBAL_SIZE: usize = 1 + 32 * 2 + 8 * 5 + 32 + 1 + 8 * 2 + 32 * 7 + 32 * 2 + 1 + 32 * 2 + 1 + 32 * 7 + 1;
 
 pub fn global_decode(data: &[u8]) -> Option<Global> {
     if data.len() < GLOBAL_SIZE {