letterbox/web/src/lib.rs

1330 lines
41 KiB
Rust

// (Lines like the one below ignore selected Clippy rules
// - it's useful when you want to check your code with `cargo make verify`
// but some rules are too "annoying" or are not applicable for your case.)
#![allow(clippy::wildcard_imports)]
use std::{
collections::hash_map::DefaultHasher,
hash::{Hash, Hasher},
};
use chrono::{DateTime, Datelike, Duration, Local, Utc};
use graphql_client::GraphQLQuery;
use itertools::Itertools;
use log::{debug, error, info, Level};
use notmuch::{Content, Part, Thread, ThreadNode, ThreadSet};
use seed::{prelude::*, *};
use serde::de::Deserialize;
use thiserror::Error;
use wasm_timer::Instant;
use crate::graphql::{front_page_query::*, send_graphql, show_thread_query::*};
mod graphql;
const SEARCH_RESULTS_PER_PAGE: usize = 20;
const USE_GRAPHQL: bool = true;
#[derive(Error, Debug)]
enum UIError {
#[error("No error, this should never be presented to user")]
NoError,
#[error("failed to fetch {0}: {1:?}")]
FetchError(&'static str, FetchError),
#[error("{0} error decoding: {1:?}")]
FetchDecodeError(&'static str, Vec<graphql_client::Error>),
#[error("no data or errors for {0}")]
NoData(&'static str),
}
// ------ ------
// Init
// ------ ------
// `init` describes what should happen when your app started.
fn init(url: Url, orders: &mut impl Orders<Msg>) -> Model {
if url.hash().is_none() {
orders.request_url(urls::search("is:unread", 0));
} else {
orders.notify(subs::UrlRequested::new(url));
};
orders.subscribe(on_url_changed);
Model {
context: Context::None,
query: "".to_string(),
refreshing_state: RefreshingState::None,
ui_error: UIError::NoError,
tags: None,
}
}
fn on_url_changed(uc: subs::UrlChanged) -> Msg {
let mut url = uc.0;
info!(
"url changed '{}', history {}",
url,
history().length().unwrap_or(0)
);
let hpp = url.remaining_hash_path_parts();
match hpp.as_slice() {
["t", tid] => {
if USE_GRAPHQL {
Msg::ShowThreadRequest {
thread_id: tid.to_string(),
}
} else {
Msg::ShowPrettyRequest(tid.to_string())
}
}
["s", query] => {
let query = Url::decode_uri_component(query).unwrap_or("".to_string());
if USE_GRAPHQL {
Msg::FrontPageRequest {
query,
after: None,
before: None,
first: None,
last: None,
}
} else {
Msg::SearchRequest {
query,
page: 0,
results_per_page: SEARCH_RESULTS_PER_PAGE,
}
}
}
["s", query, page] => {
let query = Url::decode_uri_component(query).unwrap_or("".to_string());
let page = page[1..].parse().unwrap_or(0);
if USE_GRAPHQL {
Msg::FrontPageRequest {
query,
after: Some(page.to_string()),
before: None,
first: None,
last: None,
}
} else {
Msg::SearchRequest {
query,
page,
results_per_page: SEARCH_RESULTS_PER_PAGE,
}
}
}
p => {
if !p.is_empty() {
info!("Unhandled path '{p:?}'");
}
if USE_GRAPHQL {
Msg::FrontPageRequest {
query: "".to_string(),
after: None,
before: None,
first: None,
last: None,
}
} else {
Msg::SearchRequest {
query: "".to_string(),
page: 0,
results_per_page: SEARCH_RESULTS_PER_PAGE,
}
}
}
}
}
mod urls {
use seed::Url;
pub fn search(query: &str, page: usize) -> Url {
let query = Url::encode_uri_component(query);
if page > 0 {
Url::new().set_hash_path(["s", &query, &format!("p{page}")])
} else {
Url::new().set_hash_path(["s", &query])
}
}
pub fn thread(tid: &str) -> Url {
Url::new().set_hash_path(["t", tid])
}
}
// ------ ------
// Model
// ------ ------
enum Context {
None,
Search(shared::SearchResult),
SearchResult {
query: String,
results: Vec<FrontPageQuerySearchNodes>,
count: usize,
pager: FrontPageQuerySearchPageInfo,
},
Thread(ThreadSet),
ThreadResult(ShowThreadQueryThread),
}
// `Model` describes our app state.
struct Model {
query: String,
context: Context,
refreshing_state: RefreshingState,
ui_error: UIError,
tags: Option<Vec<Tag>>,
}
struct Tag {
name: String,
bg_color: String,
fg_color: String,
}
#[derive(Debug, PartialEq)]
enum RefreshingState {
None,
Loading,
Error(String),
}
// ------ ------
// Update
// ------ ------
// (Remove the line below once any of your `Msg` variants doesn't implement `Copy`.)
// `Msg` describes the different events you can modify state with.
enum Msg {
Noop,
// Tell the client to refresh its state
Reload,
// Tell the server to update state
RefreshStart,
RefreshDone(Option<FetchError>),
SearchRequest {
query: String,
page: usize,
results_per_page: usize,
},
SearchResult(fetch::Result<shared::SearchResult>),
ShowRequest(String),
ShowResult(fetch::Result<ThreadSet>),
ShowPrettyRequest(String),
ShowPrettyResult(fetch::Result<ThreadSet>),
NextPage,
PreviousPage,
FrontPageRequest {
query: String,
after: Option<String>,
before: Option<String>,
first: Option<i64>,
last: Option<i64>,
},
FrontPageResult(
fetch::Result<graphql_client::Response<graphql::front_page_query::ResponseData>>,
),
ShowThreadRequest {
thread_id: String,
},
ShowThreadResult(
fetch::Result<graphql_client::Response<graphql::show_thread_query::ResponseData>>,
),
}
// `update` describes how to handle each `Msg`.
fn update(msg: Msg, model: &mut Model, orders: &mut impl Orders<Msg>) {
match msg {
Msg::Noop => {}
Msg::RefreshStart => {
model.refreshing_state = RefreshingState::Loading;
orders.perform_cmd(async move { Msg::RefreshDone(refresh_request().await.err()) });
}
Msg::RefreshDone(err) => {
model.refreshing_state = if let Some(err) = err {
RefreshingState::Error(format!("{:?}", err))
} else {
RefreshingState::None
};
orders.perform_cmd(async move { Msg::Reload });
}
Msg::Reload => {
orders.perform_cmd(async move { on_url_changed(subs::UrlChanged(Url::current())) });
}
Msg::SearchRequest {
query,
page,
results_per_page,
} => {
info!("searching for '{query}' pg {page} # / pg {results_per_page}");
model.query = query.clone();
orders.skip().perform_cmd(async move {
Msg::SearchResult(search_request(&query, page, results_per_page).await)
});
}
Msg::SearchResult(Ok(response_data)) => {
debug!("fetch ok {:#?}", response_data);
model.context = Context::Search(response_data);
}
Msg::SearchResult(Err(fetch_error)) => {
error!("fetch failed {:?}", fetch_error);
}
Msg::ShowRequest(tid) => {
orders
.skip()
.perform_cmd(async move { Msg::ShowResult(show_request(&tid).await) });
}
Msg::ShowResult(Ok(response_data)) => {
debug!("fetch ok {:#?}", response_data);
model.context = Context::Thread(response_data);
}
Msg::ShowResult(Err(fetch_error)) => {
error!("fetch failed {:?}", fetch_error);
}
Msg::ShowPrettyRequest(tid) => {
orders
.skip()
.perform_cmd(async move { Msg::ShowPrettyResult(show_pretty_request(&tid).await) });
}
Msg::ShowPrettyResult(Ok(response_data)) => {
debug!("fetch ok {:#?}", response_data);
model.context = Context::Thread(response_data);
}
Msg::ShowPrettyResult(Err(fetch_error)) => {
error!("fetch failed {:?}", fetch_error);
}
Msg::NextPage => {
match &model.context {
Context::Search(sr) => {
orders.request_url(urls::search(&sr.query, sr.page + 1));
}
Context::SearchResult { query, pager, .. } => {
let query = query.to_string();
let after = pager.end_cursor.clone();
orders.perform_cmd(async move {
Msg::FrontPageRequest {
query,
after,
before: None,
first: Some(SEARCH_RESULTS_PER_PAGE as i64),
last: None,
}
});
}
Context::Thread(_) => (), // do nothing (yet?)
Context::ThreadResult(_) => (), // do nothing (yet?)
Context::None => (), // do nothing (yet?)
};
}
Msg::PreviousPage => {
match &model.context {
Context::Search(sr) => {
orders.request_url(urls::search(&sr.query, sr.page.saturating_sub(1)));
}
Context::SearchResult { query, pager, .. } => {
let query = query.to_string();
let before = pager.start_cursor.clone();
orders.perform_cmd(async move {
Msg::FrontPageRequest {
query,
after: None,
before,
first: None,
last: Some(SEARCH_RESULTS_PER_PAGE as i64),
}
});
}
Context::Thread(_) => (), // do nothing (yet?)
Context::ThreadResult(_) => (), // do nothing (yet?)
Context::None => (), // do nothing (yet?)
};
}
Msg::FrontPageRequest {
query,
after,
before,
first,
last,
} => {
info!("making FrontPageRequest: {query} after:{after:?} before:{before:?} first:{first:?} last:{last:?}");
model.query = query.clone();
orders.skip().perform_cmd(async move {
Msg::FrontPageResult(
send_graphql(graphql::FrontPageQuery::build_query(
graphql::front_page_query::Variables {
query,
after,
before,
first,
last,
},
))
.await,
)
});
}
Msg::FrontPageResult(Err(e)) => error!("error FrontPageResult: {e:?}"),
Msg::FrontPageResult(Ok(graphql_client::Response {
data: None,
errors: None,
..
})) => {
error!("FrontPageResult no data or errors, should not happen");
}
Msg::FrontPageResult(Ok(graphql_client::Response {
data: None,
errors: Some(e),
..
})) => {
error!("FrontPageResult error: {e:?}");
}
Msg::FrontPageResult(Ok(graphql_client::Response {
data: Some(data), ..
})) => {
model.tags = Some(
data.tags
.into_iter()
.map(|t| Tag {
name: t.name,
bg_color: t.bg_color,
fg_color: t.fg_color,
})
.collect(),
);
model.context = Context::SearchResult {
query: model.query.clone(),
results: data.search.nodes,
count: data.count as usize,
pager: data.search.page_info,
};
}
Msg::ShowThreadRequest { thread_id } => {
orders.skip().perform_cmd(async move {
Msg::ShowThreadResult(
send_graphql(graphql::ShowThreadQuery::build_query(
graphql::show_thread_query::Variables { thread_id },
))
.await,
)
});
}
Msg::ShowThreadResult(Ok(graphql_client::Response {
data: Some(data), ..
})) => {
model.tags = Some(
data.tags
.into_iter()
.map(|t| Tag {
name: t.name,
bg_color: t.bg_color,
fg_color: t.fg_color,
})
.collect(),
);
model.context = Context::ThreadResult(data.thread);
}
Msg::ShowThreadResult(bad) => {
error!("show_thread_query error: {bad:?}");
}
}
}
async fn search_request(
query: &str,
page: usize,
results_per_page: usize,
) -> fetch::Result<shared::SearchResult> {
Request::new(api::search(query, page, results_per_page))
.method(Method::Get)
.fetch()
.await?
.check_status()?
.json()
.await
}
mod api {
use seed::Url;
const BASE_URL: &str = "/api";
pub fn refresh() -> String {
format!("{BASE_URL}/refresh")
}
pub fn search(query: &str, page: usize, results_per_page: usize) -> String {
let query = Url::encode_uri_component(query);
format!("{BASE_URL}/search/{query}?page={page}&results_per_page={results_per_page}")
}
pub fn show(tid: &str) -> String {
format!("{BASE_URL}/show/{tid}")
}
pub fn show_pretty(tid: &str) -> String {
format!("{BASE_URL}/show/{tid}/pretty")
}
pub fn original(message_id: &str) -> String {
format!("{BASE_URL}/original/{message_id}")
}
}
async fn refresh_request() -> fetch::Result<()> {
let t = Request::new(api::refresh())
.method(Method::Get)
.fetch()
.await?
.check_status()?
.text()
.await?;
info!("refresh {t}");
Ok(())
}
async fn show_request(tid: &str) -> fetch::Result<ThreadSet> {
let b = Request::new(api::show(tid))
.method(Method::Get)
.fetch()
.await?
.check_status()?
.bytes()
.await?;
let mut deserializer = serde_json::Deserializer::from_slice(&b);
deserializer.disable_recursion_limit();
Ok(ThreadSet::deserialize(&mut deserializer)
.map_err(|_| FetchError::JsonError(fetch::JsonError::Serde(JsValue::NULL)))?)
}
async fn show_pretty_request(tid: &str) -> fetch::Result<ThreadSet> {
Request::new(api::show_pretty(tid))
.method(Method::Get)
.fetch()
.await?
.check_status()?
.json()
.await
}
// ------ ------
// View
// ------ ------
// <subject>
// <tags>
//
// <from1> <date>
// <to1>
// <content1>
// <zippy>
// <children1>
// </zippy>
//
// <from2> <date>
// <to2>
// <body2>
fn view_message(thread: &ThreadNode) -> Node<Msg> {
let message = thread.0.as_ref().expect("ThreadNode missing Message");
let children = &thread.1;
div![
C!["message"],
/* TODO(wathiede): collect all the tags and show them here. */
/* TODO(wathiede): collect all the attachments from all the subparts */
div![C!["header"], "From: ", &message.headers.from],
div![C!["header"], "Date: ", &message.headers.date],
div![C!["header"], "To: ", &message.headers.to],
div![
C!["body"],
match &message.body {
Some(body) => view_body(body.as_slice()),
None => div!["<no body>"],
},
],
children.iter().map(view_message)
]
}
fn view_body(body: &[Part]) -> Node<Msg> {
div![body.iter().map(view_part)]
}
fn view_text_plain(content: &Option<Content>) -> Node<Msg> {
match &content {
Some(Content::String(content)) => p![C!["view-part-text-plain"], content],
_ => div![
C!["error"],
format!("Unhandled content enum for text/plain"),
],
}
}
fn view_part(part: &Part) -> Node<Msg> {
match part.content_type.as_str() {
"text/plain" => view_text_plain(&part.content),
"text/html" => {
if let Some(Content::String(html)) = &part.content {
let inliner = css_inline::CSSInliner::options()
.load_remote_stylesheets(false)
.remove_style_tags(true)
.build();
let inlined = inliner.inline(html).expect("failed to inline CSS");
return div![C!["view-part-text-html"], raw![&inlined]];
} else {
div![
C!["error"],
format!("Unhandled content enum for multipart/mixed"),
]
}
}
// https://en.wikipedia.org/wiki/MIME#alternative
// RFC1341 states: In general, user agents that compose multipart/alternative entities
// should place the body parts in increasing order of preference, that is, with the
// preferred format last.
"multipart/alternative" => {
if let Some(Content::Multipart(parts)) = &part.content {
for part in parts.iter().rev() {
if part.content_type == "text/html" {
if let Some(Content::String(html)) = &part.content {
let inliner = css_inline::CSSInliner::options()
.load_remote_stylesheets(false)
.remove_style_tags(true)
.build();
let inlined = inliner.inline(html).expect("failed to inline CSS");
return div![Node::from_html(None, &inlined)];
}
}
if part.content_type == "text/plain" {
return view_text_plain(&part.content);
}
}
div!["No known multipart/alternative parts"]
} else {
div![
C!["error"],
format!("multipart/alternative with non-multipart content"),
]
}
}
"multipart/mixed" => match &part.content {
Some(Content::Multipart(parts)) => div![parts.iter().map(view_part)],
_ => div![
C!["error"],
format!("Unhandled content enum for multipart/mixed"),
],
},
_ => div![
C!["error"],
format!("Unhandled content type: {}", part.content_type)
],
}
}
fn first_subject(thread: &ThreadNode) -> Option<String> {
if let Some(msg) = &thread.0 {
return Some(msg.headers.subject.clone());
} else {
for tn in &thread.1 {
if let Some(s) = first_subject(&tn) {
return Some(s);
}
}
}
None
}
fn set_title(title: &str) {
seed::document().set_title(&format!("lb: {}", title));
}
fn tags_chiclet(tags: &[String], is_mobile: bool) -> impl Iterator<Item = Node<Msg>> + '_ {
tags.iter().map(move |tag| {
let mut hasher = DefaultHasher::new();
tag.hash(&mut hasher);
let hex = format!("#{:06x}", hasher.finish() % (1 << 24));
let style = style! {St::BackgroundColor=>hex};
let classes = C!["tag", IF!(is_mobile => "is-small")];
let tag = tag.clone();
a![
attrs! {
At::Href => urls::search(&format!("tag:{tag}"), 0)
},
match tag.as_str() {
"attachment" => span![classes, style, "📎"],
"replied" => span![classes, style, i![C!["fa-solid", "fa-reply"]]],
_ => span![classes, style, &tag],
},
ev(Ev::Click, move |_| Msg::SearchRequest {
query: format!("tag:{tag}"),
page: 0,
results_per_page: SEARCH_RESULTS_PER_PAGE,
})
]
})
}
fn pretty_authors(authors: &str) -> impl Iterator<Item = Node<Msg>> + '_ {
let one_person = authors.matches(',').count() == 0;
let authors = authors.split(',');
Itertools::intersperse(
authors.filter_map(move |author| {
if one_person {
return Some(span![
attrs! {
At::Title => author.trim()},
author
]);
}
author.split_whitespace().nth(0).map(|first| {
span![
attrs! {
At::Title => author.trim()},
first
]
})
}),
span![", "],
)
}
fn human_age(timestamp: i64) -> String {
let now = Local::now();
let yesterday = now - Duration::days(1);
let ts = DateTime::<Utc>::from_timestamp(timestamp, 0)
.unwrap()
.with_timezone(&Local);
let age = now - ts;
let datetime = if age < Duration::minutes(1) {
format!("{} min. ago", age.num_seconds())
} else if age < Duration::hours(1) {
format!("{} min. ago", age.num_minutes())
} else if ts.date_naive() == now.date_naive() {
ts.format("Today %H:%M").to_string()
} else if ts.date_naive() == yesterday.date_naive() {
ts.format("Yest. %H:%M").to_string()
} else if age < Duration::weeks(1) {
ts.format("%a %H:%M").to_string()
} else if ts.year() == now.year() {
ts.format("%b %d %H:%M").to_string()
} else {
ts.format("%b %d, %Y %H:%M").to_string()
};
datetime
}
fn view_mobile_search_results(
query: &str,
results: &[FrontPageQuerySearchNodes],
count: usize,
pager: &FrontPageQuerySearchPageInfo,
) -> Node<Msg> {
if query.is_empty() {
set_title("all mail");
} else {
set_title(query);
}
let rows = results.iter().map(|r| {
let tid = r.thread.clone();
let datetime = human_age(r.timestamp as i64);
a![
C!["has-text-light"],
attrs! {
At::Href => urls::thread(&tid)
},
div![
C!["row"],
div![C!["subject"], &r.subject],
span![C!["from", "is-size-7"], pretty_authors(&r.authors)],
div![
span![C!["is-size-7"], tags_chiclet(&r.tags, true)],
span![C!["is-size-7", "float-right", "date"], datetime]
]
]
]
});
div![
C!["search-results"],
view_search_pager(count, pager),
rows,
view_search_pager(count, pager),
]
}
fn view_mobile_search_results_legacy(
query: &str,
search_results: &shared::SearchResult,
) -> Node<Msg> {
if query.is_empty() {
set_title("all mail");
} else {
set_title(query);
}
let summaries = &search_results.summary.0;
let rows = summaries.iter().map(|r| {
/*
let tid = r.thread.clone();
tr![
td![
C!["from"],
pretty_authors(&r.authors),
IF!(r.total>1 => small![" ", r.total.to_string()]),
],
td![C!["subject"], tags_chiclet(&r.tags), " ", &r.subject],
td![C!["date"], &r.date_relative],
ev(Ev::Click, move |_| Msg::ShowPrettyRequest(tid)),
]
*/
let tid = r.thread.clone();
let datetime = human_age(r.timestamp as i64);
a![
C!["has-text-light"],
attrs! {
At::Href => urls::thread(&tid)
},
div![
C!["row"],
div![C!["subject"], &r.subject],
span![C!["from", "is-size-7"], pretty_authors(&r.authors)],
div![
span![C!["is-size-7"], tags_chiclet(&r.tags, true)],
span![C!["is-size-7", "float-right", "date"], datetime]
]
]
]
});
let first = search_results.page * search_results.results_per_page;
div![
C!["search-results"],
view_search_pager_legacy(first, summaries.len(), search_results.total),
rows,
view_search_pager_legacy(first, summaries.len(), search_results.total)
]
}
fn view_search_results(
query: &str,
results: &[FrontPageQuerySearchNodes],
count: usize,
pager: &FrontPageQuerySearchPageInfo,
) -> Node<Msg> {
info!("pager {pager:?}");
if query.is_empty() {
set_title("all mail");
} else {
set_title(query);
}
let rows = results.iter().map(|r| {
let tid = r.thread.clone();
let datetime = human_age(r.timestamp as i64);
tr![
td![
C!["from"],
pretty_authors(&r.authors),
// TODO(wathiede): visualize message count if more than one message is in the
// thread
//IF!(r.total>1 => small![" ", r.total.to_string()]),
],
td![
C!["subject"],
tags_chiclet(&r.tags, false),
" ",
a![
C!["has-text-light"],
attrs! {
At::Href => urls::thread(&tid)
},
&r.subject,
]
],
td![C!["date"], datetime]
]
});
div![
view_search_pager(count, pager),
table![
C![
"table",
"index",
"is-fullwidth",
"is-hoverable",
"is-narrow",
"is-striped",
],
thead![tr![
th![C!["from"], "From"],
th![C!["subject"], "Subject"],
th![C!["date"], "Date"]
]],
tbody![rows]
],
view_search_pager(count, pager)
]
}
fn view_search_results_legacy(query: &str, search_results: &shared::SearchResult) -> Node<Msg> {
if query.is_empty() {
set_title("all mail");
} else {
set_title(query);
}
let summaries = &search_results.summary.0;
let rows = summaries.iter().map(|r| {
let tid = r.thread.clone();
let datetime = human_age(r.timestamp as i64);
tr![
td![
C!["from"],
pretty_authors(&r.authors),
IF!(r.total>1 => small![" ", r.total.to_string()]),
],
td![
C!["subject"],
tags_chiclet(&r.tags, false),
" ",
a![
C!["has-text-light"],
attrs! {
At::Href => urls::thread(&tid)
},
&r.subject,
]
],
td![C!["date"], datetime]
]
});
let first = search_results.page * search_results.results_per_page;
div![
view_search_pager_legacy(first, summaries.len(), search_results.total),
table![
C![
"table",
"index",
"is-fullwidth",
"is-hoverable",
"is-narrow",
"is-striped",
],
thead![tr![
th![C!["from"], "From"],
th![C!["subject"], "Subject"],
th![C!["date"], "Date"]
]],
tbody![rows]
],
view_search_pager_legacy(first, summaries.len(), search_results.total)
]
}
fn view_search_pager(count: usize, pager: &FrontPageQuerySearchPageInfo) -> Node<Msg> {
let start = pager
.start_cursor
.as_ref()
.map(|i| i.parse().unwrap_or(0))
.unwrap_or(0);
nav![
C!["pagination"],
a![
C![
"pagination-previous",
"button",
//IF!(!pager.has_previous_page => "is-static"),
],
IF!(!pager.has_previous_page => attrs!{ At::Disabled=>true }),
"<",
IF!(pager.has_previous_page => ev(Ev::Click, |_| Msg::PreviousPage)),
],
a![
C![
"pagination-next",
"button",
//IF!(!pager.has_next_page => "is-static")
],
IF!(!pager.has_next_page => attrs!{ At::Disabled=>true }),
">",
IF!(pager.has_next_page => ev(Ev::Click, |_| Msg::NextPage))
],
ul![
C!["pagination-list"],
li![format!(
"{} - {} of {}",
start,
count.min(start + SEARCH_RESULTS_PER_PAGE),
count
)],
],
]
}
fn view_search_pager_legacy(start: usize, count: usize, total: usize) -> Node<Msg> {
let is_first = start <= 0;
let is_last = (start + SEARCH_RESULTS_PER_PAGE) >= total;
nav![
C!["pagination"],
a![
C!["pagination-previous", "button",],
IF!(is_first => attrs!{ At::Disabled=>true }),
"<",
ev(Ev::Click, |_| Msg::PreviousPage)
],
a![
C!["pagination-next", "button", IF!(is_last => "is-static")],
IF!(is_last => attrs!{ At::Disabled=>true }),
">",
ev(Ev::Click, |_| Msg::NextPage)
],
ul![
C!["pagination-list"],
li![format!("{} - {} of {}", start, start + count, total)],
],
]
}
trait Email {
fn name(&self) -> Option<&str>;
fn addr(&self) -> Option<&str>;
}
impl<T: Email> Email for &'_ T {
fn name(&self) -> Option<&str> {
return (*self).name();
}
fn addr(&self) -> Option<&str> {
return (*self).addr();
}
}
macro_rules! implement_email {
( $t:ty ) => {
impl Email for $t {
fn name(&self) -> Option<&str> {
self.name.as_deref()
}
fn addr(&self) -> Option<&str> {
self.addr.as_deref()
}
}
};
}
implement_email!(ShowThreadQueryThreadMessagesTo);
implement_email!(ShowThreadQueryThreadMessagesCc);
implement_email!(ShowThreadQueryThreadMessagesFrom);
fn view_address(email: impl Email) -> Node<Msg> {
span![
C!["tag", "is-black"],
email.addr().as_ref().map(|a| attrs! {At::Title=>a}),
email
.name()
.as_ref()
.unwrap_or(&email.addr().unwrap_or("(UNKNOWN)"))
]
}
fn view_addresses(addrs: &[impl Email]) -> Vec<Node<Msg>> {
addrs.into_iter().map(view_address).collect::<Vec<_>>()
}
fn view_thread(thread: &ShowThreadQueryThread) -> Node<Msg> {
// TODO(wathiede): show per-message subject if it changes significantly from top-level subject
set_title(&thread.subject);
let messages = thread.messages.iter().map(|msg| {
div![
C!["message"],
/* TODO(wathiede): collect all the tags and show them here. */
/* TODO(wathiede): collect all the attachments from all the subparts */
msg.from
.as_ref()
.map(|from| div![C!["header"], "From: ", view_address(&from)]),
msg.timestamp
.map(|ts| div![C!["header"], "Date: ", human_age(ts)]),
IF!(!msg.to.is_empty() => div![C!["header"], "To: ", view_addresses(&msg.to)]),
IF!(!msg.cc.is_empty() => div![C!["header"], "CC: ", view_addresses(&msg.cc)]),
div![
C!["body"],
match &msg.body {
ShowThreadQueryThreadMessagesBody::UnhandledContentType(
ShowThreadQueryThreadMessagesBodyOnUnhandledContentType { contents },
) => pre![C!["error"], contents],
ShowThreadQueryThreadMessagesBody::PlainText(
ShowThreadQueryThreadMessagesBodyOnPlainText {
contents,
content_tree,
},
) => div![C!["view-part-text-plain"], contents, pre![content_tree]],
ShowThreadQueryThreadMessagesBody::Html(
ShowThreadQueryThreadMessagesBodyOnHtml {
contents,
content_tree,
},
) => div![
C!["view-part-text-html"],
raw![contents],
pre![content_tree]
],
}
],
]
});
div![
C!["thread"],
p![C!["is-size-4"], &thread.subject],
messages,
/* TODO(wathiede): plumb in orignal id
a![
attrs! {At::Href=>api::original(&thread_node.0.as_ref().expect("message missing").id)},
"Original"
],
*/
/*
div![
C!["debug"],
"Add zippy for debug dump",
view_debug_thread_set(thread_set)
] /* pre![format!("Thread: {:#?}", thread_set).replace(" ", " ")] */
*/
]
}
fn view_thread_legacy(thread_set: &ThreadSet) -> Node<Msg> {
assert_eq!(thread_set.0.len(), 1);
let thread = &thread_set.0[0];
assert_eq!(thread.0.len(), 1);
let thread_node = &thread.0[0];
let subject = first_subject(&thread_node).unwrap_or("<No subject>".to_string());
set_title(&subject);
div![
C!["container"],
h1![C!["title"], subject],
view_message(&thread_node),
a![
attrs! {At::Href=>api::original(&thread_node.0.as_ref().expect("message missing").id)},
"Original"
],
/*
div![
C!["debug"],
"Add zippy for debug dump",
view_debug_thread_set(thread_set)
] /* pre![format!("Thread: {:#?}", thread_set).replace(" ", " ")] */
*/
]
}
fn view_debug_thread_set(thread_set: &ThreadSet) -> Node<Msg> {
ul![thread_set
.0
.iter()
.enumerate()
.map(|(i, t)| { li!["t", i, ": ", view_debug_thread(t),] })]
}
fn view_debug_thread(thread: &Thread) -> Node<Msg> {
ul![thread
.0
.iter()
.enumerate()
.map(|(i, tn)| { li!["tn", i, ": ", view_debug_thread_node(tn),] })]
}
fn view_debug_thread_node(thread_node: &ThreadNode) -> Node<Msg> {
ul![
IF!(thread_node.0.is_some()=>li!["tn id:", &thread_node.0.as_ref().unwrap().id]),
thread_node.1.iter().enumerate().map(|(i, tn)| li![
"tn",
i,
": ",
view_debug_thread_node(tn)
])
]
}
fn view_header(query: &str, refresh_request: &RefreshingState) -> Node<Msg> {
let is_loading = refresh_request == &RefreshingState::Loading;
let is_error = if let RefreshingState::Error(err) = refresh_request {
error!("Failed to refresh: {err:?}");
true
} else {
false
};
let query = Url::decode_uri_component(query).unwrap_or("".to_string());
nav![
C!["navbar"],
attrs! {At::Role=>"navigation"},
div![
C!["navbar-start"],
a![
C!["navbar-item", "button", IF![is_error => "is-danger"]],
span![i![C![
"fa-solid",
"fa-arrow-rotate-right",
"refresh",
IF![is_loading => "loading"],
]]],
ev(Ev::Click, |_| Msg::RefreshStart),
],
a![
C!["navbar-item", "button"],
attrs! {
At::Href => urls::search("is:unread", 0)
},
"Unread",
],
a![
C!["navbar-item", "button"],
attrs! {
At::Href => urls::search("", 0)
},
"All",
],
input![
C!["navbar-item", "input"],
attrs! {
At::Placeholder => "Search";
At::AutoFocus => true.as_at_value();
At::Value => query,
},
input_ev(Ev::Input, |q| Msg::SearchRequest {
query: Url::encode_uri_component(if q.is_empty() {
"*".to_string()
} else {
q
}),
page: 0,
results_per_page: SEARCH_RESULTS_PER_PAGE,
}),
// Resend search on enter.
keyboard_ev(Ev::KeyUp, move |e| if e.key_code() == 0x0d {
Msg::SearchRequest {
query: Url::encode_uri_component(query),
page: 0,
results_per_page: SEARCH_RESULTS_PER_PAGE,
}
} else {
Msg::Noop
}),
]
]
]
}
fn view_footer(render_time_ms: u128) -> Node<Msg> {
footer![
C!["footer"],
div![
C!["content", "has-text-right", "is-size-7"],
format!("Render time {} ms", render_time_ms)
]
]
}
fn view_desktop(model: &Model) -> Node<Msg> {
// Do two queries, one without `unread` so it loads fast, then a second with unread.
let content = match &model.context {
Context::None => div![h1!["Loading"]],
Context::Thread(thread_set) => view_thread_legacy(thread_set),
Context::ThreadResult(thread) => view_thread(thread),
Context::Search(search_results) => view_search_results_legacy(&model.query, search_results),
Context::SearchResult {
query,
results,
count,
pager,
} => view_search_results(&query, results.as_slice(), *count, pager),
};
div![
C!["desktop-main-content"],
aside![
C!["tags-menu", "menu"],
p![C!["menu-label"], "Tags"],
ul![
C!["menu-list"],
model.tags.as_ref().map(|tags| tags.iter().map(|t| li![a![
attrs! {
At::Href => urls::search(&format!("tag:{}", t.name), 0)
},
style! {
St::BackgroundColor => t.bg_color,
St::Color => t.fg_color,
},
&t.name
]]))
]
],
div![
view_header(&model.query, &model.refreshing_state),
content,
view_header(&model.query, &model.refreshing_state),
]
]
}
fn view_mobile(model: &Model) -> Node<Msg> {
let content = match &model.context {
Context::None => div![h1!["Loading"]],
Context::Thread(thread_set) => view_thread_legacy(thread_set),
Context::ThreadResult(thread) => view_thread(thread),
Context::Search(search_results) => {
view_mobile_search_results_legacy(&model.query, search_results)
}
Context::SearchResult {
query,
results,
count,
pager,
} => view_mobile_search_results(&query, results.as_slice(), *count, pager),
};
div![
view_header(&model.query, &model.refreshing_state),
content,
view_header(&model.query, &model.refreshing_state),
]
}
// `view` describes what to display.
fn view(model: &Model) -> Node<Msg> {
info!("refreshing {:?}", model.refreshing_state);
let is_mobile = seed::window()
.match_media("(max-width: 768px)")
.expect("failed media query")
.map(|mql| mql.matches())
.unwrap_or(false);
let start = Instant::now();
info!("view called");
div![
if is_mobile {
C!["mobile"]
} else {
C!["desktop"]
},
if is_mobile {
view_mobile(model)
} else {
view_desktop(model)
},
view_footer(start.elapsed().as_millis())
]
}
// ------ ------
// Start
// ------ ------
// (This function is invoked by `init` function in `index.html`.)
#[wasm_bindgen(start)]
pub fn start() {
// This provides better error messages in debug mode.
// It's disabled in release mode so it doesn't bloat up the file size.
#[cfg(debug_assertions)]
console_error_panic_hook::set_once();
let lvl = Level::Info;
console_log::init_with_level(lvl).expect("failed to initialize console logging");
// Mount the `app` to the element with the `id` "app".
App::start("app", init, update, view);
}