Files
docki/src/app/commands/serve.rs

122 lines
3.0 KiB
Rust

use nu_ansi_term::Color::Green;
use futures::StreamExt;
use live_server::listen;
use notify::{
event::ModifyKind,
Event, EventKind, RecursiveMode, Watcher,
};
use std::{env, path::Path};
use crate::app::watcher::watcher;
use crate::app::log::display_status;
use crate::app::config::config::Config;
use crate::app::build::{DockiBuildResult, DockiBuilder};
pub async fn serve(config: &Config) {
let builder = DockiBuilder::new(config);
let mut server = Server::new(builder, config);
server.serve().await;
}
struct Server<'a> {
builder: DockiBuilder<'a>,
config: &'a Config,
}
impl <'a> Server <'a> {
fn new(builder: DockiBuilder<'a>, config: &'a Config) -> Self {
return Self {
builder,
config: config
}
}
async fn serve(&mut self) {
self.builder.prepare().await.expect("could not prepare for build");
self.builder.build_docs().expect("build failed");
tokio::join!(self.start_server(), self.watch_and_build());
}
async fn start_server(&self) {
let link = &format!("http://localhost:{}", self.config.port);
let hyperlink = Green.paint(link).hyperlink(link);
println!(
"\nServing at {}",
hyperlink
);
let Ok(()) = listen("localhost", self.config.port, self.config.output_dir.clone()).await else {
panic!("could not start server")
};
}
async fn watch_and_build(&self) {
self.watch()
.await
.expect("something went wrong")
}
async fn watch(&self) -> notify::Result<()> {
let path = Path::new(&self.config.input_dir);
let (mut watcher, mut rx) = watcher()?;
watcher.watch(path.as_ref(), RecursiveMode::Recursive)?;
while let Some(res) = rx.next().await {
let event = res.expect("watching failed");
self.file_change(event)
}
Ok(())
}
fn file_change(&self, event: Event) {
match event.kind {
EventKind::Modify(ModifyKind::Data(_)) => self.build_valid_files(event.paths),
_ => (),
}
}
fn build_valid_files(&self, paths: Vec<std::path::PathBuf>) {
let invalid_path_message = "changed path is invalid";
let in_path = paths
.first()
.expect(invalid_path_message)
.strip_prefix(&Self::current_dir())
.expect(invalid_path_message)
.to_str()
.expect(invalid_path_message);
let in_path = format!("./{}", in_path);
let result = self.builder.build_file(&in_path);
match result {
DockiBuildResult::Slide(out_path) => Self::display_rebuilding_status("Slide", &in_path, &out_path),
DockiBuildResult::Doc(out_path) => Self::display_rebuilding_status("Doc", &in_path, &out_path),
DockiBuildResult::Copy(out_path) => Self::display_rebuilding_status("Copy", &in_path, &out_path),
DockiBuildResult::Err(err) => {
Self::display_rebuilding_status("Error", &in_path, "");
println!("{}", err);
},
}
}
fn display_rebuilding_status(context: &str, in_path: &str, out_path: &str) {
display_status("Rebuildng", context, in_path, out_path)
}
fn current_dir() -> String {
let err_message = "something went wrong";
return String::from(
env::current_dir()
.expect(err_message)
.to_str()
.expect(err_message),
);
}
}