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use solana_sdk::message::{v0::LoadedMessage, Message};
#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub struct ParsedAccount {
pub pubkey: String,
pub writable: bool,
pub signer: bool,
pub source: Option<ParsedAccountSource>,
}
#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq)]
#[serde(rename_all = "camelCase")]
pub enum ParsedAccountSource {
Transaction,
LookupTable,
}
pub fn parse_legacy_message_accounts(message: &Message) -> Vec<ParsedAccount> {
let mut accounts: Vec<ParsedAccount> = vec![];
for (i, account_key) in message.account_keys.iter().enumerate() {
accounts.push(ParsedAccount {
pubkey: account_key.to_string(),
writable: message.is_writable(i),
signer: message.is_signer(i),
source: Some(ParsedAccountSource::Transaction),
});
}
accounts
}
pub fn parse_v0_message_accounts(message: &LoadedMessage) -> Vec<ParsedAccount> {
let mut accounts: Vec<ParsedAccount> = vec![];
for (i, account_key) in message.account_keys().iter().enumerate() {
let source = if i < message.static_account_keys().len() {
ParsedAccountSource::Transaction
} else {
ParsedAccountSource::LookupTable
};
accounts.push(ParsedAccount {
pubkey: account_key.to_string(),
writable: message.is_writable(i),
signer: message.is_signer(i),
source: Some(source),
});
}
accounts
}
#[cfg(test)]
mod test {
use {
super::*,
solana_sdk::{
message::{v0, v0::LoadedAddresses, MessageHeader},
pubkey::Pubkey,
},
};
#[test]
fn test_parse_legacy_message_accounts() {
let pubkey0 = Pubkey::new_unique();
let pubkey1 = Pubkey::new_unique();
let pubkey2 = Pubkey::new_unique();
let pubkey3 = Pubkey::new_unique();
let message = Message {
header: MessageHeader {
num_required_signatures: 2,
num_readonly_signed_accounts: 1,
num_readonly_unsigned_accounts: 1,
},
account_keys: vec![pubkey0, pubkey1, pubkey2, pubkey3],
..Message::default()
};
assert_eq!(
parse_legacy_message_accounts(&message),
vec![
ParsedAccount {
pubkey: pubkey0.to_string(),
writable: true,
signer: true,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey1.to_string(),
writable: false,
signer: true,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey2.to_string(),
writable: true,
signer: false,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey3.to_string(),
writable: false,
signer: false,
source: Some(ParsedAccountSource::Transaction),
},
]
);
}
#[test]
fn test_parse_v0_message_accounts() {
let pubkey0 = Pubkey::new_unique();
let pubkey1 = Pubkey::new_unique();
let pubkey2 = Pubkey::new_unique();
let pubkey3 = Pubkey::new_unique();
let pubkey4 = Pubkey::new_unique();
let pubkey5 = Pubkey::new_unique();
let message = LoadedMessage::new(
v0::Message {
header: MessageHeader {
num_required_signatures: 2,
num_readonly_signed_accounts: 1,
num_readonly_unsigned_accounts: 1,
},
account_keys: vec![pubkey0, pubkey1, pubkey2, pubkey3],
..v0::Message::default()
},
LoadedAddresses {
writable: vec![pubkey4],
readonly: vec![pubkey5],
},
);
assert_eq!(
parse_v0_message_accounts(&message),
vec![
ParsedAccount {
pubkey: pubkey0.to_string(),
writable: true,
signer: true,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey1.to_string(),
writable: false,
signer: true,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey2.to_string(),
writable: true,
signer: false,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey3.to_string(),
writable: false,
signer: false,
source: Some(ParsedAccountSource::Transaction),
},
ParsedAccount {
pubkey: pubkey4.to_string(),
writable: true,
signer: false,
source: Some(ParsedAccountSource::LookupTable),
},
ParsedAccount {
pubkey: pubkey5.to_string(),
writable: false,
signer: false,
source: Some(ParsedAccountSource::LookupTable),
},
]
);
}
}