defituna_client/txbuilder/
decrease_tuna_lp_position_fusion.rs1use crate::accounts::{fetch_all_vault, fetch_market, fetch_tuna_lp_position, TunaLpPosition, Vault};
2use crate::instructions::{DecreaseTunaLpPositionFusion, DecreaseTunaLpPositionFusionInstructionArgs};
3use crate::types::{AccountsType, PoolToken, RemainingAccountsInfo, RemainingAccountsSlice};
4use crate::utils::fusion::get_swap_tick_arrays;
5use crate::utils::get_create_ata_instructions;
6use crate::{get_market_address, get_tuna_config_address, get_tuna_liquidity_position_address, HUNDRED_PERCENT};
7use anyhow::{anyhow, Result};
8use fusionamm_client::{fetch_fusion_pool, get_position_address, get_tick_array_address, FusionPool};
9use fusionamm_core::get_tick_array_start_tick_index;
10use solana_client::rpc_client::RpcClient;
11use solana_instruction::{AccountMeta, Instruction};
12use solana_pubkey::Pubkey;
13use spl_associated_token_account::get_associated_token_address_with_program_id;
14
15pub struct DecreaseTunaLpPositionArgs {
16 pub decrease_percent: u32,
17 pub swap_to_token: Option<PoolToken>,
18 pub min_removed_amount_a: u64,
19 pub min_removed_amount_b: u64,
20 pub max_swap_slippage: u32,
21}
22
23impl Default for DecreaseTunaLpPositionArgs {
24 fn default() -> Self {
25 Self {
26 decrease_percent: HUNDRED_PERCENT,
27 swap_to_token: None,
28 min_removed_amount_a: 0,
29 min_removed_amount_b: 0,
30 max_swap_slippage: 0,
31 }
32 }
33}
34
35pub fn decrease_tuna_lp_position_fusion_instructions(
36 rpc: &RpcClient,
37 authority: &Pubkey,
38 position_mint: &Pubkey,
39 args: DecreaseTunaLpPositionArgs,
40) -> Result<Vec<Instruction>> {
41 let tuna_position = fetch_tuna_lp_position(&rpc, &get_tuna_liquidity_position_address(&position_mint).0)?;
42
43 let fusion_pool = fetch_fusion_pool(rpc, &tuna_position.data.pool)?;
44 let mint_a_address = fusion_pool.data.token_mint_a;
45 let mint_b_address = fusion_pool.data.token_mint_b;
46
47 let market_address = get_market_address(&tuna_position.data.pool).0;
48 let market = fetch_market(&rpc, &market_address)?;
49
50 let vaults = fetch_all_vault(&rpc, &[market.data.vault_a, market.data.vault_b])?;
51 let (vault_a, vault_b) = (&vaults[0], &vaults[1]);
52
53 let all_mint_addresses = vec![mint_a_address, mint_b_address];
54 let mint_accounts = rpc.get_multiple_accounts(all_mint_addresses[0..all_mint_addresses.len()].into())?;
55 let mint_a_account = mint_accounts[0].as_ref().ok_or(anyhow!("Token A mint account not found"))?;
56 let mint_b_account = mint_accounts[1].as_ref().ok_or(anyhow!("Token B mint account not found"))?;
57
58 let authority_ata_a_instructions = get_create_ata_instructions(&mint_a_address, authority, authority, &mint_a_account.owner, 0);
59 let authority_ata_b_instructions = get_create_ata_instructions(&mint_b_address, authority, authority, &mint_b_account.owner, 0);
60
61 let mut instructions = vec![];
62 instructions.extend(authority_ata_a_instructions.create);
63 instructions.extend(authority_ata_b_instructions.create);
64
65 instructions.push(decrease_tuna_lp_position_fusion_instruction(
66 authority,
67 &tuna_position.data,
68 &vault_a.address,
69 &vault_a.data,
70 &vault_b.address,
71 &vault_b.data,
72 &fusion_pool.data,
73 &mint_a_account.owner,
74 &mint_b_account.owner,
75 args,
76 ));
77
78 instructions.extend(authority_ata_a_instructions.cleanup);
79 instructions.extend(authority_ata_b_instructions.cleanup);
80
81 Ok(instructions)
82}
83
84pub fn decrease_tuna_lp_position_fusion_instruction(
85 authority: &Pubkey,
86 tuna_position: &TunaLpPosition,
87 vault_a_address: &Pubkey,
88 vault_a: &Vault,
89 vault_b_address: &Pubkey,
90 vault_b: &Vault,
91 fusion_pool: &FusionPool,
92 token_program_a: &Pubkey,
93 token_program_b: &Pubkey,
94 args: DecreaseTunaLpPositionArgs,
95) -> Instruction {
96 let mint_a = fusion_pool.token_mint_a;
97 let mint_b = fusion_pool.token_mint_b;
98
99 assert_eq!(vault_a.mint, mint_a);
100 assert_eq!(vault_b.mint, mint_b);
101 assert_eq!(tuna_position.mint_a, mint_a);
102 assert_eq!(tuna_position.mint_b, mint_b);
103
104 let tuna_config_address = get_tuna_config_address().0;
105 let market_address = get_market_address(&tuna_position.pool).0;
106 let tuna_position_address = get_tuna_liquidity_position_address(&tuna_position.position_mint).0;
107
108 let tuna_position_owner_ata_a = get_associated_token_address_with_program_id(&authority, &mint_a, token_program_a);
109 let tuna_position_owner_ata_b = get_associated_token_address_with_program_id(&authority, &mint_b, token_program_b);
110
111 let fusion_pool_address = tuna_position.pool;
112
113 let tick_array_lower_start_tick_index = get_tick_array_start_tick_index(tuna_position.tick_lower_index, fusion_pool.tick_spacing);
114 let tick_array_lower_address = get_tick_array_address(&fusion_pool_address, tick_array_lower_start_tick_index).unwrap().0;
115
116 let tick_array_upper_start_tick_index = get_tick_array_start_tick_index(tuna_position.tick_upper_index, fusion_pool.tick_spacing);
117 let tick_array_upper_address = get_tick_array_address(&fusion_pool_address, tick_array_upper_start_tick_index).unwrap().0;
118
119 let swap_ticks_arrays = get_swap_tick_arrays(fusion_pool.tick_current_index, fusion_pool.tick_spacing, &fusion_pool_address);
120
121 let ix_builder = DecreaseTunaLpPositionFusion {
122 authority: *authority,
123 tuna_config: tuna_config_address,
124 mint_a: tuna_position.mint_a,
125 mint_b: tuna_position.mint_b,
126 market: market_address,
127 vault_a: *vault_a_address,
128 vault_b: *vault_b_address,
129 vault_a_ata: get_associated_token_address_with_program_id(vault_a_address, &tuna_position.mint_a, token_program_a),
130 vault_b_ata: get_associated_token_address_with_program_id(vault_b_address, &tuna_position.mint_b, token_program_b),
131 tuna_position: tuna_position_address,
132 tuna_position_ata: get_associated_token_address_with_program_id(&tuna_position_address, &tuna_position.position_mint, &spl_token_2022::ID),
133 tuna_position_ata_a: get_associated_token_address_with_program_id(&tuna_position_address, &tuna_position.mint_a, token_program_a),
134 tuna_position_ata_b: get_associated_token_address_with_program_id(&tuna_position_address, &tuna_position.mint_b, token_program_b),
135 tuna_position_owner_ata_a,
136 tuna_position_owner_ata_b,
137 oracle_price_update_a: vault_a.oracle_price_update,
138 oracle_price_update_b: vault_b.oracle_price_update,
139 fusionamm_program: fusionamm_client::ID,
140 fusion_pool: fusion_pool_address,
141 fusion_position: get_position_address(&tuna_position.position_mint).unwrap().0,
142 token_program_a: *token_program_a,
143 token_program_b: *token_program_b,
144 memo_program: spl_memo::ID,
145 };
146
147 ix_builder.instruction_with_remaining_accounts(
148 DecreaseTunaLpPositionFusionInstructionArgs {
149 decrease_percent: args.decrease_percent,
150 swap_to_token: args.swap_to_token,
151 min_removed_amount_a: args.min_removed_amount_a,
152 min_removed_amount_b: args.min_removed_amount_b,
153 max_swap_slippage: args.max_swap_slippage,
154 remaining_accounts_info: RemainingAccountsInfo {
155 slices: vec![
156 RemainingAccountsSlice {
157 accounts_type: AccountsType::SwapTickArrays,
158 length: 5,
159 },
160 RemainingAccountsSlice {
161 accounts_type: AccountsType::TickArrayLower,
162 length: 1,
163 },
164 RemainingAccountsSlice {
165 accounts_type: AccountsType::TickArrayUpper,
166 length: 1,
167 },
168 RemainingAccountsSlice {
169 accounts_type: AccountsType::PoolVaultTokenA,
170 length: 1,
171 },
172 RemainingAccountsSlice {
173 accounts_type: AccountsType::PoolVaultTokenB,
174 length: 1,
175 },
176 ],
177 },
178 },
179 &[
180 AccountMeta::new(swap_ticks_arrays[0], false),
181 AccountMeta::new(swap_ticks_arrays[1], false),
182 AccountMeta::new(swap_ticks_arrays[2], false),
183 AccountMeta::new(swap_ticks_arrays[3], false),
184 AccountMeta::new(swap_ticks_arrays[4], false),
185 AccountMeta::new(tick_array_lower_address, false),
186 AccountMeta::new(tick_array_upper_address, false),
187 AccountMeta::new(fusion_pool.token_vault_a, false),
188 AccountMeta::new(fusion_pool.token_vault_b, false),
189 ],
190 )
191}