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refactor(sync): optimize emoji sequence generation in pairing

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pandadev 2025-02-14 17:53:04 +01:00
parent f1b745c289
commit 68174334db
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1 changed files with 9 additions and 6 deletions
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15
src-tauri/src/sync/pairing.rs
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@ -1,7 +1,8 @@
use aes_gcm::{ Aes256Gcm, KeyInit }; use aes_gcm::{ Aes256Gcm, KeyInit };
use aes_gcm::aead::Aead; use aes_gcm::aead::Aead;
use base64::{ engine::general_purpose::STANDARD, Engine }; use base64::{ engine::general_purpose::STANDARD, Engine };
use rand::{ Rng, thread_rng }; use rand::thread_rng;
use rand::Rng;
use rand::seq::SliceRandom; use rand::seq::SliceRandom;
use serde::{ Deserialize, Serialize }; use serde::{ Deserialize, Serialize };
use tauri::State; use tauri::State;
@ -26,8 +27,8 @@ impl PairingManager {
pub fn new() -> Self { pub fn new() -> Self {
let mut rng = thread_rng(); let mut rng = thread_rng();
let pairing_key = Self::generate_emoji_sequence(&mut rng); let pairing_key = Self::generate_emoji_sequence(&mut rng);
let encryption_key: [u8; 32] = rng.gen(); let encryption_key = rng.gen::<[u8; 32]>();
let nonce: [u8; 12] = rng.gen(); let nonce = rng.gen::<[u8; 12]>();
PairingManager { PairingManager {
pairing_key, pairing_key,
encryption_key, encryption_key,
@ -35,9 +36,10 @@ impl PairingManager {
} }
} }
pub fn generate_emoji_sequence(rng: &mut impl Rng) -> String { pub fn generate_emoji_sequence<R: Rng>(rng: &mut R) -> String {
let key: Vec<&str> = EMOJI_POOL.choose_multiple(rng, PAIRING_KEY_LENGTH).cloned().collect(); let mut emojis = EMOJI_POOL.to_vec();
key.join(" ") emojis.shuffle(rng);
emojis.iter().take(PAIRING_KEY_LENGTH).cloned().collect::<Vec<&str>>().join(" ")
} }
pub fn validate_pairing(&self, input_key: &str) -> bool { pub fn validate_pairing(&self, input_key: &str) -> bool {
@ -110,3 +112,4 @@ pub fn complete_pairing(
pub fn generate_invitation(pairing_manager: State<'_, PairingManager>) -> String { pub fn generate_invitation(pairing_manager: State<'_, PairingManager>) -> String {
pairing_manager.generate_invitation_code() pairing_manager.generate_invitation_code()
} }