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9 changed files with 22 additions and 179 deletions

4
Cargo.lock generated
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@ -3400,9 +3400,9 @@ dependencies = [
[[package]] [[package]]
name = "rustls" name = "rustls"
version = "0.23.45" version = "0.23.43"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0d41d731c7d2f962d1ccc364cec258de3c0e93b38c2fb3ba97ac74513048d634" checksum = "0283386ce02abc0151e1761d08802dfe86c173b0b494af5cbc086574e453da06"
dependencies = [ dependencies = [
"aws-lc-rs", "aws-lc-rs",
"once_cell", "once_cell",

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@ -1,4 +1,3 @@
use super::handlers::score_percent;
use crate::api; use crate::api;
use crate::api::ArticleView; use crate::api::ArticleView;
use crate::components::badge::{Badge, BadgeVariant}; use crate::components::badge::{Badge, BadgeVariant};
@ -7,7 +6,7 @@ use dioxus::prelude::*;
#[component] #[component]
pub fn ArticleRow(article: ArticleView) -> Element { pub fn ArticleRow(article: ArticleView) -> Element {
let score_pct = score_percent(article.final_score); let score_pct = article.final_score.map(|s| (s * 100.0).round() as i32);
rsx! { rsx! {
li { class: "article-row", li { class: "article-row",
div { class: "article-row-header", div { class: "article-row-header",

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@ -1,29 +0,0 @@
/// Converts a fractional relevance score into a whole-number percentage for
/// the row's badge, rounding rather than truncating so e.g. 0.995 shows 100%
/// instead of 99%.
pub fn score_percent(final_score: Option<f32>) -> Option<i32> {
final_score.map(|s| (s * 100.0).round() as i32)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn no_score_yields_no_percent() {
assert_eq!(score_percent(None), None);
}
#[test]
fn score_is_rounded_not_truncated() {
assert_eq!(score_percent(Some(0.995)), Some(100));
assert_eq!(score_percent(Some(0.554)), Some(55));
}
#[test]
fn score_is_scaled_to_a_percentage() {
assert_eq!(score_percent(Some(0.5)), Some(50));
assert_eq!(score_percent(Some(0.0)), Some(0));
assert_eq!(score_percent(Some(1.0)), Some(100));
}
}

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@ -1,4 +0,0 @@
mod component;
mod handlers;
pub use component::*;

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@ -1,48 +0,0 @@
use crate::api::FeedView;
/// Heading text for the article list: the selected feed's title, "Feed" as a
/// placeholder while that feed's title hasn't loaded yet, or "All articles"
/// when no feed is selected.
pub fn feed_heading(selected_feed_id: Option<&str>, feeds: Option<&[FeedView]>) -> String {
match selected_feed_id {
None => "All articles".to_string(),
Some(id) => feeds
.and_then(|feeds| feeds.iter().find(|f| f.id == id))
.map(|f| f.title.clone())
.unwrap_or_else(|| "Feed".to_string()),
}
}
#[cfg(test)]
mod tests {
use super::*;
fn feed(id: &str, title: &str) -> FeedView {
FeedView {
id: id.to_string(),
title: title.to_string(),
url: format!("https://example.com/{id}.xml"),
}
}
#[test]
fn no_selection_shows_all_articles() {
assert_eq!(feed_heading(None, None), "All articles");
}
#[test]
fn selected_feed_shows_its_title() {
let feeds = vec![feed("1", "Rust Blog"), feed("2", "Hacker News")];
assert_eq!(feed_heading(Some("2"), Some(&feeds)), "Hacker News");
}
/// The feed list may still be loading (or the id may be stale) when a
/// selection is made, so fall back to a placeholder rather than panic
/// or show a blank heading.
#[test]
fn unresolved_selection_falls_back_to_placeholder() {
assert_eq!(feed_heading(Some("missing"), None), "Feed");
let feeds = vec![feed("1", "Rust Blog")];
assert_eq!(feed_heading(Some("missing"), Some(&feeds)), "Feed");
}
}

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@ -1,5 +1,4 @@
mod article_row; mod article_row;
mod handlers;
mod subscribe_form; mod subscribe_form;
use crate::api; use crate::api;
@ -90,10 +89,16 @@ pub fn App() -> Element {
SidebarTrigger {} SidebarTrigger {}
h2 { h2 {
{ {
let heading = handlers::feed_heading( let heading = match selected_feed.read().as_ref() {
selected_feed.read().as_deref(), None => "All articles".to_string(),
feeds.read().as_ref().and_then(|r| r.as_ref().ok()).map(|v| v.as_slice()), Some(id) => feeds
); .read()
.as_ref()
.and_then(|r| r.as_ref().ok())
.and_then(|feeds| feeds.iter().find(|f| &f.id == id))
.map(|f| f.title.clone())
.unwrap_or_else(|| "Feed".to_string()),
};
rsx! { "{heading}" } rsx! { "{heading}" }
} }
} }

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@ -1,4 +1,3 @@
use super::handlers::{normalize_feed_url, resolve_submit_outcome, SubmitOutcome};
use crate::api; use crate::api;
use crate::components::button::{Button, ButtonVariant}; use crate::components::button::{Button, ButtonVariant};
use crate::components::input::Input; use crate::components::input::Input;
@ -14,20 +13,22 @@ pub fn SubscribeForm(on_subscribed: EventHandler<()>) -> Element {
let mut submitting = use_signal(|| false); let mut submitting = use_signal(|| false);
let submit = move |_| { let submit = move |_| {
let Some(feed_url) = normalize_feed_url(&url.read()) else { let feed_url = url.read().clone();
if feed_url.trim().is_empty() {
return; return;
}; }
spawn(async move { spawn(async move {
submitting.set(true); submitting.set(true);
status.set(None); status.set(None);
let result = api::feeds::subscribe_feed(feed_url).await; match api::feeds::subscribe_feed(feed_url).await {
match resolve_submit_outcome(result.map_err(|err| err.to_string())) { Ok(count) => {
SubmitOutcome::Success { message } => { status.set(Some(Ok(format!(
status.set(Some(Ok(message))); "Subscribed — pulled in {count} article(s)."
))));
url.set(String::new()); url.set(String::new());
on_subscribed.call(()); on_subscribed.call(());
} }
SubmitOutcome::Failure { message } => status.set(Some(Err(message))), Err(err) => status.set(Some(Err(err.to_string()))),
} }
submitting.set(false); submitting.set(false);
}); });

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@ -1,77 +0,0 @@
/// Trims a feed URL entered by the user, returning `None` when it's blank
/// so the submit handler can bail out before making a request.
pub fn normalize_feed_url(input: &str) -> Option<String> {
let trimmed = input.trim();
if trimmed.is_empty() {
None
} else {
Some(trimmed.to_string())
}
}
/// Success message shown after a feed subscription pulls in new articles.
fn subscribed_message(article_count: usize) -> String {
format!("Subscribed — pulled in {article_count} article(s).")
}
/// What the form should show, and whether the URL input should be cleared,
/// after a subscription attempt resolves.
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum SubmitOutcome {
/// The subscription succeeded: show `message` and clear the input.
Success { message: String },
/// The subscription failed: show `message` and leave the input as-is,
/// so the reader can fix it up and retry.
Failure { message: String },
}
/// Maps a `subscribe_feed` result to what the form should do next.
pub fn resolve_submit_outcome(result: Result<usize, String>) -> SubmitOutcome {
match result {
Ok(count) => SubmitOutcome::Success {
message: subscribed_message(count),
},
Err(message) => SubmitOutcome::Failure { message },
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn blank_input_normalizes_to_none() {
assert_eq!(normalize_feed_url(""), None);
assert_eq!(normalize_feed_url(" "), None);
}
#[test]
fn surrounding_whitespace_is_trimmed() {
assert_eq!(
normalize_feed_url(" https://example.com/feed.xml "),
Some("https://example.com/feed.xml".to_string())
);
}
#[test]
fn success_reports_the_article_count_and_clears_the_input() {
assert_eq!(
resolve_submit_outcome(Ok(3)),
SubmitOutcome::Success {
message: "Subscribed — pulled in 3 article(s).".to_string()
}
);
}
/// A failed attempt should surface the error but leave the input alone
/// so the reader doesn't have to retype the URL to fix it.
#[test]
fn failure_surfaces_the_error_message() {
assert_eq!(
resolve_submit_outcome(Err("feed unreachable".to_string())),
SubmitOutcome::Failure {
message: "feed unreachable".to_string()
}
);
}
}

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@ -1,4 +0,0 @@
mod component;
mod handlers;
pub use component::*;