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