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PoC in Rust Loading State from disk on crash

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This commit is contained in:
Martin Quarda 2025-05-09 20:34:37 +02:00
parent 8c796b1590
commit 2e84b06a91
1 changed files with 4 additions and 2 deletions
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6
POC_in_rust/src/main.rs
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@ -6,6 +6,7 @@ use iced::widget::{center, column, row, text};
use iced::{Element, Subscription, Theme, Center, Task}; use iced::{Element, Subscription, Theme, Center, Task};
use tokio::fs::File; use tokio::fs::File;
use tokio::io::AsyncWriteExt; use tokio::io::AsyncWriteExt;
use std::fs::read_to_string;
mod card_reader; mod card_reader;
mod approx_time; mod approx_time;
@ -31,7 +32,7 @@ struct State{
impl Default for State { impl Default for State {
fn default() -> Self { fn default() -> Self {
Self { Self {
racers: vec![RacerTime{time: Instant::now(), racer: Racer{starting_number:11,racer_id: 0, card_id: 0}}], racers: vec![RacerTime{time: Instant::now(), racer: Racer{starting_number:11, card_id: 0}}],
db: Default::default(), db: Default::default(),
time: Instant::now(), time: Instant::now(),
} }
@ -154,8 +155,9 @@ impl std::fmt::Debug for Message {
pub fn main() -> iced::Result { pub fn main() -> iced::Result {
let init_state = || -> State {read_to_string("state.json").ok().map(|s| serde_json::from_str(&s).ok()).flatten().unwrap_or_else(||Default::default())} ;
env_logger::init(); env_logger::init();
iced::application(State::default, State::update, State::view) iced::application(init_state, State::update, State::view)
.subscription(State::subscription) .subscription(State::subscription)
.theme(State::theme) .theme(State::theme)
.run() .run()