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

use std::time::SystemTime;

use fedimint_core::encoding::{Decodable, Encodable};
use fedimint_core::{impl_db_lookup, impl_db_record};
use serde::{Deserialize, Serialize};

use crate::db::DbKeyPrefix;

/// Key used to store user's ecash backups
#[derive(Debug, Clone, Copy, Encodable, Decodable, Serialize)]
pub struct ClientBackupKey(pub secp256k1_zkp::PublicKey);

#[derive(Debug, Encodable, Decodable)]
pub struct ClientBackupKeyPrefix;

impl_db_record!(
    key = ClientBackupKey,
    value = ClientBackupSnapshot,
    db_prefix = DbKeyPrefix::ClientBackup,
);
impl_db_lookup!(key = ClientBackupKey, query_prefix = ClientBackupKeyPrefix);

/// User's backup, received at certain time, containing encrypted payload
#[derive(Debug, Clone, PartialEq, Eq, Encodable, Decodable, Serialize, Deserialize)]
pub struct ClientBackupSnapshot {
    pub timestamp: SystemTime,
    #[serde(with = "fedimint_core::hex::serde")]
    pub data: Vec<u8>,
}