Implement computing associatedBondingCurve from bondingCurve

For reference #26

learning-examples/compute_associated_bonding_curve.py

@@ -0,0 +1,62 @@
+import sys
+import os
+from solders.pubkey import Pubkey
+
+sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
+from config import PUMP_PROGRAM
+
+def get_bonding_curve_address(mint: Pubkey, program_id: Pubkey) -> tuple[Pubkey, int]:
+    """
+    Derives the bonding curve address for a given mint
+    """
+    return Pubkey.find_program_address(
+        [
+            b"bonding-curve",
+            bytes(mint)
+        ],
+        program_id
+    )
+
+def find_associated_bonding_curve(mint: Pubkey, bonding_curve: Pubkey) -> Pubkey:
+    """
+    Find the associated bonding curve for a given mint and bonding curve.
+    This uses the standard ATA derivation.
+    """
+    from config import SYSTEM_TOKEN_PROGRAM as TOKEN_PROGRAM_ID
+    from config import SYSTEM_ASSOCIATED_TOKEN_ACCOUNT_PROGRAM as ATA_PROGRAM_ID
+    
+    derived_address, _ = Pubkey.find_program_address(
+        [
+            bytes(bonding_curve),
+            bytes(TOKEN_PROGRAM_ID),
+            bytes(mint), 
+        ],
+        ATA_PROGRAM_ID
+    )
+    return derived_address
+
+def main():
+
+    mint_address = input("Enter the token mint address: ")
+    
+    try:
+        mint = Pubkey.from_string(mint_address)
+        
+        bonding_curve_address, bump = get_bonding_curve_address(mint, PUMP_PROGRAM)
+        
+        # Calculate the associated bonding curve
+        associated_bonding_curve = find_associated_bonding_curve(mint, bonding_curve_address)
+        
+        print("\nResults:")
+        print("-" * 50)
+        print(f"Token Mint:              {mint}")
+        print(f"Bonding Curve:           {bonding_curve_address}")
+        print(f"Associated Bonding Curve: {associated_bonding_curve}")
+        print(f"Bonding Curve Bump:      {bump}")
+        print("-" * 50)
+        
+    except ValueError as e:
+        print(f"Error: Invalid address format - {str(e)}")
+
+if __name__ == "__main__":
+    main()