defituna-staking 1.0.9

Rust client to interact with DefiTuna's Staking on-chain program.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47

use crate::accounts::FusionPool;
use crate::instructions::SwapRewardFusion;
use crate::utils::fusion::get_swap_tick_arrays;
use fusionamm_client::{get_fusion_pool_address, FUSIONAMM_ID};
use solana_instruction::{AccountMeta, Instruction};
use solana_pubkey::Pubkey;
use spl_associated_token_account::get_associated_token_address_with_program_id;

pub fn swap_reward_fusion_instruction(
    authority: &Pubkey,
    treasury: &Pubkey,
    reward_token_mint: &Pubkey,
    input_token_mint: &Pubkey,
    input_token_program: &Pubkey,
    fusion_pool: &FusionPool,
) -> Instruction {
    let fusion_pool_address = get_fusion_pool_address(&fusion_pool.token_mint_a, &fusion_pool.token_mint_b, fusion_pool.tick_spacing)
        .unwrap()
        .0;
    let input_token_account = get_associated_token_address_with_program_id(&authority, &input_token_mint, &input_token_program);
    let reward_token_account = get_associated_token_address_with_program_id(&authority, &reward_token_mint, &spl_token::id());
    let swap_ticks_arrays = get_swap_tick_arrays(fusion_pool.tick_current_index, fusion_pool.tick_spacing, &fusion_pool_address);

    let ix_builder = SwapRewardFusion {
        authority: *authority,
        treasury: *treasury,
        input_token_mint: *input_token_mint,
        input_token_account,
        input_token_program: *input_token_program,
        reward_token_mint: *reward_token_mint,
        reward_token_account,
        reward_token_program: spl_token::id(),
        fusionamm_program: FUSIONAMM_ID,
        fusion_pool: fusion_pool_address,
        memo_program: spl_memo::ID,
    };

    ix_builder.instruction_with_remaining_accounts(&[
        AccountMeta::new(fusion_pool.token_vault_a, false),
        AccountMeta::new(fusion_pool.token_vault_b, false),
        AccountMeta::new(swap_ticks_arrays[0], false),
        AccountMeta::new(swap_ticks_arrays[1], false),
        AccountMeta::new(swap_ticks_arrays[2], false),
        AccountMeta::new(swap_ticks_arrays[3], false),
        AccountMeta::new(swap_ticks_arrays[4], false),
    ])
}