84 lines
2.2 KiB
Rust
84 lines
2.2 KiB
Rust
use crate::dispatcher::Dispatcher;
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use crate::messages::prelude::*;
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use rand_chacha::rand_core::{RngCore, SeedableRng};
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use rand_chacha::ChaCha20Rng;
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use spin::Mutex;
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use std::cell::Cell;
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static RNG: Mutex<Option<ChaCha20Rng>> = Mutex::new(None);
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thread_local! {
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pub static UUID_SEED: Cell<Option<u64>> = Cell::new(None);
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}
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// TODO: serialize with serde to save the current editor state
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pub struct Editor {
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pub dispatcher: Dispatcher,
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}
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impl Editor {
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/// Construct a new editor instance.
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/// Remember to provide a random seed with `editor::set_uuid_seed(seed)` before any editors can be used.
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pub fn new() -> Self {
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Self { dispatcher: Dispatcher::new() }
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}
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pub fn handle_message<T: Into<Message>>(&mut self, message: T) -> Vec<FrontendMessage> {
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self.dispatcher.handle_message(message);
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let mut responses = Vec::new();
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std::mem::swap(&mut responses, &mut self.dispatcher.responses);
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responses
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}
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}
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impl Default for Editor {
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fn default() -> Self {
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Self::new()
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}
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}
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pub fn set_uuid_seed(random_seed: u64) {
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UUID_SEED.with(|seed| seed.set(Some(random_seed)))
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}
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pub fn generate_uuid() -> u64 {
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let mut lock = RNG.lock();
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if lock.is_none() {
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UUID_SEED.with(|seed| {
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let random_seed = seed.get().expect("Random seed not set before editor was initialized");
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*lock = Some(ChaCha20Rng::seed_from_u64(random_seed));
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})
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}
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lock.as_mut().map(ChaCha20Rng::next_u64).unwrap()
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}
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pub fn release_series() -> String {
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format!("Release Series: {}", env!("GRAPHITE_RELEASE_SERIES"))
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}
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pub fn commit_info() -> String {
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format!("{}\n{}\n{}", commit_timestamp(), commit_hash(), commit_branch())
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}
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pub fn commit_info_localized(localized_commit_date: &str) -> String {
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format!("{}\n{}\n{}", commit_timestamp_localized(localized_commit_date), commit_hash(), commit_branch())
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}
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pub fn commit_timestamp() -> String {
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format!("Date: {}", env!("GRAPHITE_GIT_COMMIT_DATE"))
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}
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pub fn commit_timestamp_localized(localized_commit_date: &str) -> String {
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format!("Date: {}", localized_commit_date)
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}
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pub fn commit_hash() -> String {
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format!("Hash: {}", &env!("GRAPHITE_GIT_COMMIT_HASH")[..8])
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}
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pub fn commit_branch() -> String {
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format!("Branch: {}", env!("GRAPHITE_GIT_COMMIT_BRANCH"))
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}
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