scaffold bury ix

program/src/bury.rs

@@ -0,0 +1,69 @@
+use meteora_pools_sdk::instructions::{SwapCpi, SwapCpiAccounts, SwapInstructionArgs};
+use ore_api::prelude::*;
+use steel::*;
+
+pub fn process_bury(accounts: &[AccountInfo<'_>], _data: &[u8]) -> ProgramResult {
+    // Load accounts.
+    let (required_accounts, meteora_accounts) = accounts.split_at(5);
+    let [signer_info, block_info, block_bets_info, block_ore_info, bet_mint_info, ore_mint_info] =
+        required_accounts
+    else {
+        return Err(ProgramError::NotEnoughAccountKeys);
+    };
+    signer_info.is_signer()?.has_address(&INITIALIZER_ADDRESS)?;
+    block_info.as_account::<Block>(&ore_api::ID)?;
+    let block_bets =
+        block_bets_info.as_associated_token_account(block_info.key, bet_mint_info.key)?;
+    block_ore_info.as_associated_token_account(block_info.key, &MINT_ADDRESS)?;
+    bet_mint_info.as_mint()?;
+    ore_mint_info.has_address(&MINT_ADDRESS)?.as_mint()?;
+
+    // Load meteora accounts.
+    let [pool_info, a_vault_info, b_vault_info, a_token_vault_info, b_token_vault_info, a_vault_lp_mint_info, b_vault_lp_mint_info, a_vault_lp_info, b_vault_lp_info, protocol_token_fee_info, vault_program_info, token_program_info, meteora_pools_program] =
+        meteora_accounts
+    else {
+        return Err(ProgramError::NotEnoughAccountKeys);
+    };
+    meteora_pools_program.is_program(&meteora_pools_sdk::programs::AMM_ID)?;
+
+    // Execute swap.
+    let swap = SwapCpi::new(
+        &meteora_pools_program,
+        SwapCpiAccounts {
+            pool: pool_info,
+            user_source_token: block_bets_info,
+            user_destination_token: block_ore_info,
+            a_vault: a_vault_info,
+            b_vault: b_vault_info,
+            a_token_vault: a_token_vault_info,
+            b_token_vault: b_token_vault_info,
+            a_vault_lp_mint: a_vault_lp_mint_info,
+            b_vault_lp_mint: b_vault_lp_mint_info,
+            a_vault_lp: a_vault_lp_info,
+            b_vault_lp: b_vault_lp_info,
+            protocol_token_fee: protocol_token_fee_info,
+            user: block_info,
+            vault_program: vault_program_info,
+            token_program: token_program_info,
+        },
+        SwapInstructionArgs {
+            in_amount: block_bets.amount(),
+            minimum_out_amount: 0, // TODO: Calculate minimum out amount with slippage
+        },
+    );
+    let block_bump = block_pda().1;
+    swap.invoke_signed(&[&[BLOCK, &[block_bump]]])?;
+
+    // Burn (bury) the purchased ORE.
+    let block_ore = block_ore_info.as_associated_token_account(block_info.key, &MINT_ADDRESS)?;
+    burn_signed(
+        block_ore_info,
+        ore_mint_info,
+        block_info,
+        token_program_info,
+        block_ore.amount(),
+        &[BLOCK, &[block_bump]],
+    )?;
+
+    Ok(())
+}