mirror of
https://github.com/damus-io/notedeck.git
synced 2024-09-07 23:43:30 +00:00
profile picture image cache
coding from a plane so this is helping alot with PFPs
This commit is contained in:
parent
1c16ddf9af
commit
87f385b683
1
.gitignore
vendored
1
.gitignore
vendored
@ -2,6 +2,7 @@
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.buildcmd
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target
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.git
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cache
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/dist
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.direnv/
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src/camera.rs
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3
Makefile
3
Makefile
@ -1,4 +1,7 @@
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all:
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cargo check
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tags: fake
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find . -type d -name target -prune -o -type f -name '*.rs' -print | xargs ctags
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78
src/app.rs
78
src/app.rs
@ -3,16 +3,18 @@ use crate::error::Error;
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use crate::fonts::{setup_fonts, NamedFontFamily};
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use crate::frame_history::FrameHistory;
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use crate::images::fetch_img;
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use crate::imgcache::ImageCache;
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use crate::notecache::NoteCache;
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use crate::timeline;
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use crate::ui::padding;
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use crate::Result;
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use egui::containers::scroll_area::ScrollBarVisibility;
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use std::borrow::Cow;
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use egui::widgets::Spinner;
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use egui::{
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Color32, Context, Frame, Hyperlink, Image, Label, Margin, RichText, Style, TextureHandle,
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Visuals,
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Color32, Context, Frame, Hyperlink, Image, Label, Margin, RichText, Sense, Style,
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TextureHandle, Vec2, Visuals,
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};
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use enostr::{ClientMessage, Filter, Pubkey, RelayEvent, RelayMessage};
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@ -33,22 +35,6 @@ use enostr::RelayPool;
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const PURPLE: Color32 = Color32::from_rgb(0xCC, 0x43, 0xC5);
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const DARK_BG: Color32 = egui::Color32::from_rgb(40, 44, 52);
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#[derive(Hash, Eq, PartialEq, Clone, Debug)]
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enum UrlKey<'a> {
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Orig(&'a str),
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Failed(&'a str),
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}
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impl UrlKey<'_> {
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fn to_u64(&self) -> u64 {
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let mut hasher = std::collections::hash_map::DefaultHasher::new();
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self.hash(&mut hasher);
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hasher.finish()
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}
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}
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type ImageCache = HashMap<u64, Promise<Result<TextureHandle>>>;
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#[derive(Debug, Eq, PartialEq, Clone)]
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pub enum DamusState {
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Initializing,
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@ -454,12 +440,15 @@ impl Damus {
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vec![get_home_filter()]
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};
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let imgcache_dir = data_path.as_ref().join("cache/img");
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std::fs::create_dir_all(imgcache_dir.clone());
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let mut config = Config::new();
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config.set_ingester_threads(2);
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Self {
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state: DamusState::Initializing,
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pool: RelayPool::new(),
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img_cache: HashMap::new(),
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img_cache: ImageCache::new(imgcache_dir),
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note_cache: HashMap::new(),
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initial_filter,
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n_panels: 1,
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@ -477,48 +466,55 @@ impl Damus {
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}
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}
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fn render_pfp(ui: &mut egui::Ui, img_cache: &mut ImageCache, url: &str) {
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fn paint_circle(ui: &mut egui::Ui, size: f32) {
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let (rect, _response) = ui.allocate_at_least(Vec2::new(size, size), Sense::hover());
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ui.painter()
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.circle_filled(rect.center(), size / 2.0, ui.visuals().weak_text_color());
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}
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fn render_pfp(ui: &mut egui::Ui, damus: &mut Damus, url: &str) {
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#[cfg(feature = "profiling")]
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puffin::profile_function!();
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let urlkey = UrlKey::Orig(url).to_u64();
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let m_cached_promise = img_cache.get(&urlkey);
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let ui_size = 30.0;
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// We will want to downsample these so it's not blurry on hi res displays
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let img_size = (ui_size * 2.0) as u32;
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let m_cached_promise = damus.img_cache.map().get(url);
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if m_cached_promise.is_none() {
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debug!("urlkey: {:?}", &urlkey);
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img_cache.insert(urlkey, fetch_img(ui.ctx(), url));
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let res = fetch_img(&damus.img_cache, ui.ctx(), url, img_size);
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damus.img_cache.map_mut().insert(url.to_owned(), res);
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}
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let pfp_size = 40.0;
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match img_cache[&urlkey].ready() {
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match damus.img_cache.map()[url].ready() {
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None => {
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ui.add(Spinner::new().size(pfp_size));
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ui.add(Spinner::new().size(ui_size));
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}
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// Failed to fetch profile!
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Some(Err(_err)) => {
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let failed_key = UrlKey::Failed(url).to_u64();
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//debug!("has failed promise? {}", img_cache.contains_key(&failed_key));
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let m_failed_promise = img_cache.get_mut(&failed_key);
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let m_failed_promise = damus.img_cache.map().get(url);
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if m_failed_promise.is_none() {
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warn!("failed key: {:?}", &failed_key);
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let no_pfp = fetch_img(ui.ctx(), no_pfp_url());
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img_cache.insert(failed_key, no_pfp);
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let no_pfp = fetch_img(&damus.img_cache, ui.ctx(), no_pfp_url(), img_size);
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damus.img_cache.map_mut().insert(url.to_owned(), no_pfp);
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}
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match img_cache[&failed_key].ready() {
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match damus.img_cache.map().get(url).unwrap().ready() {
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None => {
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ui.add(Spinner::new().size(pfp_size));
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paint_circle(ui, ui_size);
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}
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Some(Err(_e)) => {
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//error!("Image load error: {:?}", e);
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ui.label("❌");
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paint_circle(ui, ui_size);
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}
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Some(Ok(img)) => {
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pfp_image(ui, img, pfp_size);
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pfp_image(ui, img, ui_size);
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}
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}
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}
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Some(Ok(img)) => {
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pfp_image(ui, img, pfp_size);
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pfp_image(ui, img, ui_size);
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}
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}
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}
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@ -744,8 +740,8 @@ fn render_note(ui: &mut egui::Ui, damus: &mut Damus, note_key: NoteKey) -> Resul
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{
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// these have different lifetimes and types,
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// so the calls must be separate
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Some(pic) => render_pfp(ui, &mut damus.img_cache, pic),
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None => render_pfp(ui, &mut damus.img_cache, no_pfp_url()),
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Some(pic) => render_pfp(ui, damus, pic),
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None => render_pfp(ui, damus, no_pfp_url()),
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}
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ui.with_layout(egui::Layout::top_down(egui::Align::LEFT), |ui| {
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14
src/error.rs
14
src/error.rs
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use std::fmt;
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use std::{fmt, io};
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#[derive(Debug)]
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pub enum Error {
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NoActiveSubscription,
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LoadFailed,
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Io(io::Error),
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Nostr(enostr::Error),
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Ndb(nostrdb::Error),
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Image(image::error::ImageError),
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@ -15,10 +17,14 @@ impl fmt::Display for Error {
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Self::NoActiveSubscription => {
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write!(f, "subscription not active in timeline")
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}
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Self::LoadFailed => {
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write!(f, "load failed")
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}
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Self::Nostr(e) => write!(f, "{e}"),
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Self::Ndb(e) => write!(f, "{e}"),
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Self::Image(e) => write!(f, "{e}"),
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Self::Generic(e) => write!(f, "{e}"),
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Self::Io(e) => write!(f, "{e}"),
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}
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}
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}
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@ -46,3 +52,9 @@ impl From<enostr::Error> for Error {
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Error::Nostr(err)
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}
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}
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impl From<io::Error> for Error {
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fn from(err: io::Error) -> Self {
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Error::Io(err)
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}
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}
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use crate::error::Error;
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use crate::result::Result;
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use crate::imgcache::ImageCache;
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use egui::{Color32, ColorImage, SizeHint, TextureHandle};
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use image::imageops::FilterType;
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use poll_promise::Promise;
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use tokio::fs;
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use std::path;
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use std::collections::HashMap;
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//pub type ImageCacheKey = String;
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//pub type ImageCacheValue = Promise<Result<TextureHandle>>;
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//pub type ImageCache = HashMap<String, ImageCacheValue>;
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pub fn round_image(image: &mut ColorImage) {
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#[cfg(feature = "profiling")]
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@ -78,12 +86,11 @@ fn process_pfp_bitmap(size: u32, image: &mut image::DynamicImage) -> ColorImage
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color_image
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}
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fn parse_img_response(response: ehttp::Response) -> Result<ColorImage> {
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fn parse_img_response(response: ehttp::Response, size: u32) -> Result<ColorImage> {
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#[cfg(feature = "profiling")]
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puffin::profile_function!();
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let content_type = response.content_type().unwrap_or_default();
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let size: u32 = 100;
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if content_type.starts_with("image/svg") {
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#[cfg(feature = "profiling")]
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}
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}
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pub fn fetch_img(ctx: &egui::Context, url: &str) -> Promise<Result<TextureHandle>> {
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// TODO: fetch image from local cache
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fetch_img_from_net(ctx, url)
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fn fetch_img_from_disk(ctx: &egui::Context, url: &str, path: &path::Path) -> Promise<Result<TextureHandle>> {
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let ctx = ctx.clone();
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let url = url.to_owned();
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let path = path.to_owned();
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Promise::spawn_async(async move {
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let data = fs::read(path).await?;
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let image_buffer = image::load_from_memory(&data)?;
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// TODO: remove unwrap here
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let flat_samples = image_buffer.as_flat_samples_u8().unwrap();
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let img = ColorImage::from_rgba_unmultiplied(
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[
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image_buffer.width() as usize,
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image_buffer.height() as usize,
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],
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flat_samples.as_slice(),
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);
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Ok(ctx.load_texture(&url, img, Default::default()))
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})
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}
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fn fetch_img_from_net(ctx: &egui::Context, url: &str) -> Promise<Result<TextureHandle>> {
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pub fn fetch_img(
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img_cache: &ImageCache,
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ctx: &egui::Context,
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url: &str,
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size: u32,
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) -> Promise<Result<TextureHandle>> {
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let key = ImageCache::key(url);
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let path = img_cache.cache_dir.join(&key);
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if path.exists() {
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fetch_img_from_disk(ctx, url, &path)
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} else {
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fetch_img_from_net(&img_cache.cache_dir, ctx, url, size)
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}
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// TODO: fetch image from local cache
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}
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fn fetch_img_from_net(cache_path: &path::Path, ctx: &egui::Context, url: &str, size: u32) -> Promise<Result<TextureHandle>> {
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let (sender, promise) = Promise::new();
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let request = ehttp::Request::get(url);
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let ctx = ctx.clone();
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let cloned_url = url.to_owned();
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let cache_path = cache_path.to_owned();
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ehttp::fetch(request, move |response| {
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let handle = response
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.map_err(Error::Generic)
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.and_then(parse_img_response)
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.map(|img| ctx.load_texture(&cloned_url, img, Default::default()));
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.and_then(|resp| parse_img_response(resp, size))
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.map(|img| {
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let texture_handle = ctx.load_texture(&cloned_url, img.clone(), Default::default());
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// write to disk
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std::thread::spawn(move || {
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ImageCache::write(&cache_path, &cloned_url, img)
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});
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texture_handle
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});
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sender.send(handle); // send the results back to the UI thread.
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ctx.request_repaint();
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});
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promise
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}
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57
src/imgcache.rs
Normal file
57
src/imgcache.rs
Normal file
@ -0,0 +1,57 @@
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use crate::{Error, Result};
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use egui::TextureHandle;
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use poll_promise::Promise;
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use egui::ColorImage;
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use hex;
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use std::borrow::Cow;
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use std::collections::hash_map::Entry;
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use std::collections::HashMap;
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use std::fs::File;
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use std::hash::{Hash, Hasher};
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use std::io;
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use std::path;
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use tokio::fs;
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pub type ImageCacheValue = Promise<Result<TextureHandle>>;
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pub type ImageCacheMap = HashMap<String, ImageCacheValue>;
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pub struct ImageCache {
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pub cache_dir: path::PathBuf,
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url_imgs: ImageCacheMap,
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}
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impl ImageCache {
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pub fn new(cache_dir: path::PathBuf) -> Self {
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Self {
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cache_dir,
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url_imgs: HashMap::new(),
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}
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}
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pub fn write(cache_dir: &path::Path, url: &str, data: ColorImage) -> Result<()> {
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let file_path = cache_dir.join(&Self::key(url));
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let file = File::options().write(true).create(true).open(file_path)?;
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let encoder = image::codecs::webp::WebPEncoder::new_lossless(file);
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encoder.encode(
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data.as_raw(),
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data.size[0] as u32,
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data.size[1] as u32,
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image::ColorType::Rgba8,
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);
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Ok(())
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}
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pub fn key(url: &str) -> String {
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base32::encode(base32::Alphabet::Crockford, url.as_bytes())
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}
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pub fn map(&self) -> &ImageCacheMap {
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&self.url_imgs
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}
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pub fn map_mut(&mut self) -> &mut ImageCacheMap {
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&mut self.url_imgs
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}
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}
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@ -7,6 +7,7 @@ mod abbrev;
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mod fonts;
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mod images;
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mod result;
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mod imgcache;
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mod filter;
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mod ui;
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mod timecache;
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|
@ -1,4 +1,4 @@
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use std::time::{Duration, SystemTime, UNIX_EPOCH};
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use std::time::{SystemTime, UNIX_EPOCH};
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/// Show a relative time string based on some timestamp
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pub fn time_ago_since(timestamp: u64) -> String {
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|
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