mpl-distro 0.2.0

Program for creating token distributions
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
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108

//! This code was AUTOGENERATED using the kinobi library.
//! Please DO NOT EDIT THIS FILE, instead use visitors
//! to add features, then rerun kinobi to update it.
//!
//! [https://github.com/metaplex-foundation/kinobi]
//!

use crate::generated::types::AllowedDistributor;
use crate::generated::types::DistributionType;
use crate::generated::types::Key;
use borsh::BorshDeserialize;
use borsh::BorshSerialize;
use solana_program::pubkey::Pubkey;

#[derive(BorshSerialize, BorshDeserialize, Clone, Debug, Eq, PartialEq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct Distribution {
    pub key: Key,
    pub bump: u8,
    pub distribution_type: DistributionType,
    pub subsidize_receipts: bool,
    pub allowed_distributor: AllowedDistributor,
    pub padding: [u8; 2],
    pub tree_height: u8,
    #[cfg_attr(
        feature = "serde",
        serde(with = "serde_with::As::<serde_with::DisplayFromStr>")
    )]
    pub authority: Pubkey,
    #[cfg_attr(
        feature = "serde",
        serde(with = "serde_with::As::<serde_with::DisplayFromStr>")
    )]
    pub mint: Pubkey,
    pub merkle_root: [u8; 32],
    pub start_time: i64,
    pub end_time: i64,
    pub total_claimants: u64,
    pub total_amount: u64,
    pub claim_count: u64,
    pub claim_amount: u64,
    #[cfg_attr(
        feature = "serde",
        serde(with = "serde_with::As::<serde_with::DisplayFromStr>")
    )]
    pub seed: Pubkey,
    pub name: [u8; 32],
    #[cfg_attr(
        feature = "serde",
        serde(with = "serde_with::As::<serde_with::DisplayFromStr>")
    )]
    pub permissioned_distributor: Pubkey,
    #[cfg_attr(feature = "serde", serde(with = "serde_with::As::<serde_with::Bytes>"))]
    pub reserved: [u8; 128],
}

impl Distribution {
    pub const LEN: usize = 376;

    /// Prefix values used to generate a PDA for this account.
    ///
    /// Values are positional and appear in the following order:
    ///
    ///   0. `Distribution::PREFIX`
    ///   1. mint (`Pubkey`)
    ///   2. seed (`Pubkey`)
    pub const PREFIX: &'static [u8] = "distribution".as_bytes();

    pub fn create_pda(
        mint: Pubkey,
        seed: Pubkey,
        bump: u8,
    ) -> Result<solana_program::pubkey::Pubkey, solana_program::pubkey::PubkeyError> {
        solana_program::pubkey::Pubkey::create_program_address(
            &[
                "distribution".as_bytes(),
                mint.as_ref(),
                seed.as_ref(),
                &[bump],
            ],
            &crate::MPL_DISTRO_ID,
        )
    }

    pub fn find_pda(mint: &Pubkey, seed: &Pubkey) -> (solana_program::pubkey::Pubkey, u8) {
        solana_program::pubkey::Pubkey::find_program_address(
            &["distribution".as_bytes(), mint.as_ref(), seed.as_ref()],
            &crate::MPL_DISTRO_ID,
        )
    }

    #[inline(always)]
    pub fn from_bytes(data: &[u8]) -> Result<Self, std::io::Error> {
        let mut data = data;
        Self::deserialize(&mut data)
    }
}

impl<'a> TryFrom<&solana_program::account_info::AccountInfo<'a>> for Distribution {
    type Error = std::io::Error;

    fn try_from(
        account_info: &solana_program::account_info::AccountInfo<'a>,
    ) -> Result<Self, Self::Error> {
        let mut data: &[u8] = &(*account_info.data).borrow();
        Self::deserialize(&mut data)
    }
}