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use crate::{
error::GovernanceError,
state::{
enums::{GovernanceAccountType, VoteThresholdPercentage, VoteWeightSource},
realm::assert_is_valid_realm,
},
tools::account::{get_account_data, AccountMaxSize},
};
use borsh::{BorshDeserialize, BorshSchema, BorshSerialize};
use solana_program::{
account_info::AccountInfo, program_error::ProgramError, program_pack::IsInitialized,
pubkey::Pubkey,
};
#[repr(C)]
#[derive(Clone, Debug, PartialEq, BorshDeserialize, BorshSerialize, BorshSchema)]
pub struct GovernanceConfig {
pub vote_threshold_percentage: VoteThresholdPercentage,
pub min_tokens_to_create_proposal: u64,
pub min_instruction_hold_up_time: u32,
pub max_voting_time: u32,
pub vote_weight_source: VoteWeightSource,
pub proposal_cool_off_time: u32,
}
#[repr(C)]
#[derive(Clone, Debug, PartialEq, BorshDeserialize, BorshSerialize, BorshSchema)]
pub struct Governance {
pub account_type: GovernanceAccountType,
pub realm: Pubkey,
pub governed_account: Pubkey,
pub config: GovernanceConfig,
pub reserved: [u8; 8],
pub proposals_count: u32,
}
impl AccountMaxSize for Governance {}
impl IsInitialized for Governance {
fn is_initialized(&self) -> bool {
self.account_type == GovernanceAccountType::AccountGovernance
|| self.account_type == GovernanceAccountType::ProgramGovernance
|| self.account_type == GovernanceAccountType::MintGovernance
|| self.account_type == GovernanceAccountType::TokenGovernance
}
}
impl Governance {
pub fn get_governance_address_seeds(&self) -> Result<[&[u8]; 3], ProgramError> {
let seeds = match self.account_type {
GovernanceAccountType::AccountGovernance => {
get_account_governance_address_seeds(&self.realm, &self.governed_account)
}
GovernanceAccountType::ProgramGovernance => {
get_program_governance_address_seeds(&self.realm, &self.governed_account)
}
GovernanceAccountType::MintGovernance => {
get_mint_governance_address_seeds(&self.realm, &self.governed_account)
}
GovernanceAccountType::TokenGovernance => {
get_token_governance_address_seeds(&self.realm, &self.governed_account)
}
_ => return Err(GovernanceError::InvalidAccountType.into()),
};
Ok(seeds)
}
}
pub fn get_governance_data(
program_id: &Pubkey,
governance_info: &AccountInfo,
) -> Result<Governance, ProgramError> {
get_account_data::<Governance>(governance_info, program_id)
}
pub fn get_program_governance_address_seeds<'a>(
realm: &'a Pubkey,
governed_program: &'a Pubkey,
) -> [&'a [u8]; 3] {
[
b"program-governance",
realm.as_ref(),
governed_program.as_ref(),
]
}
pub fn get_program_governance_address<'a>(
program_id: &Pubkey,
realm: &'a Pubkey,
governed_program: &'a Pubkey,
) -> Pubkey {
Pubkey::find_program_address(
&get_program_governance_address_seeds(realm, governed_program),
program_id,
)
.0
}
pub fn get_mint_governance_address_seeds<'a>(
realm: &'a Pubkey,
governed_mint: &'a Pubkey,
) -> [&'a [u8]; 3] {
[b"mint-governance", realm.as_ref(), governed_mint.as_ref()]
}
pub fn get_mint_governance_address<'a>(
program_id: &Pubkey,
realm: &'a Pubkey,
governed_mint: &'a Pubkey,
) -> Pubkey {
Pubkey::find_program_address(
&get_mint_governance_address_seeds(realm, governed_mint),
program_id,
)
.0
}
pub fn get_token_governance_address_seeds<'a>(
realm: &'a Pubkey,
governed_token: &'a Pubkey,
) -> [&'a [u8]; 3] {
[b"token-governance", realm.as_ref(), governed_token.as_ref()]
}
pub fn get_token_governance_address<'a>(
program_id: &Pubkey,
realm: &'a Pubkey,
governed_token: &'a Pubkey,
) -> Pubkey {
Pubkey::find_program_address(
&get_token_governance_address_seeds(realm, governed_token),
program_id,
)
.0
}
pub fn get_account_governance_address_seeds<'a>(
realm: &'a Pubkey,
governed_account: &'a Pubkey,
) -> [&'a [u8]; 3] {
[
b"account-governance",
realm.as_ref(),
governed_account.as_ref(),
]
}
pub fn get_account_governance_address<'a>(
program_id: &Pubkey,
realm: &'a Pubkey,
governed_account: &'a Pubkey,
) -> Pubkey {
Pubkey::find_program_address(
&get_account_governance_address_seeds(realm, governed_account),
program_id,
)
.0
}
pub fn assert_valid_create_governance_args(
program_id: &Pubkey,
governance_config: &GovernanceConfig,
realm_info: &AccountInfo,
) -> Result<(), ProgramError> {
assert_is_valid_realm(program_id, realm_info)?;
assert_is_valid_governance_config(governance_config)?;
Ok(())
}
pub fn assert_is_valid_governance_config(
governance_config: &GovernanceConfig,
) -> Result<(), ProgramError> {
match governance_config.vote_threshold_percentage {
VoteThresholdPercentage::YesVote(yes_vote_threshold_percentage) => {
if !(1..=100).contains(&yes_vote_threshold_percentage) {
return Err(GovernanceError::InvalidVoteThresholdPercentage.into());
}
}
_ => {
return Err(GovernanceError::VoteThresholdPercentageTypeNotSupported.into());
}
}
if governance_config.vote_weight_source != VoteWeightSource::Deposit {
return Err(GovernanceError::VoteWeightSourceNotSupported.into());
}
if governance_config.proposal_cool_off_time > 0 {
return Err(GovernanceError::ProposalCoolOffTimeNotSupported.into());
}
Ok(())
}