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euv_cli/mode/
fn.rs

1use crate::*;
2
3/// Executes the build-only pipeline.
4///
5/// # Arguments
6///
7/// - `ModeArgs` - The CLI arguments.
8///
9/// # Returns
10///
11/// - `Result<(), EuvError>` - Indicates success or failure.
12pub async fn build_mode(mut args: ModeArgs) -> Result<(), EuvError> {
13    reconcile_args(&mut args);
14    args.set_crate_path(std::fs::canonicalize(args.get_crate_path()).map_err(
15        |error: io::Error| EuvError::IoPath {
16            message: String::from("Invalid crate-path"),
17            path: args.get_crate_path().clone(),
18            error,
19        },
20    )?);
21    let crate_path_str: String = args.get_crate_path().to_string_lossy().to_string();
22    if crate_path_str.starts_with(WINDOWS_UNC_PREFIX) {
23        args.set_crate_path(PathBuf::from(
24            crate_path_str
25                .strip_prefix(WINDOWS_UNC_PREFIX)
26                .unwrap_or(&crate_path_str),
27        ));
28    }
29    print_banner(Action::Build);
30    run_build_only_pipeline(&args).await?;
31    log::info!("Build completed. Exiting (build-only mode).");
32    Ok(())
33}
34
35/// Executes the format command.
36///
37/// # Arguments
38///
39/// - `FmtArgs` - The CLI arguments for the fmt command.
40///
41/// # Returns
42///
43/// - `Result<(), EuvError>` - Indicates success or failure.
44pub async fn fmt_mode(args: FmtArgs) -> Result<(), EuvError> {
45    let fmt_path: PathBuf = if args.get_path().is_absolute() {
46        args.get_path().clone()
47    } else {
48        std::env::current_dir()
49            .map_err(|error: io::Error| EuvError::Io {
50                message: String::from("Failed to get current directory"),
51                error,
52            })?
53            .join(args.get_path())
54    };
55    let mode: FmtMode = if args.get_check() {
56        FmtMode::Check
57    } else {
58        FmtMode::Write
59    };
60    format_dir(&fmt_path, mode).await
61}
62
63/// Executes the run mode (build + dev server + hot reload).
64///
65/// # Arguments
66///
67/// - `ModeArgs` - The CLI arguments.
68///
69/// # Returns
70///
71/// - `Result<(), EuvError>` - Indicates success or failure.
72pub async fn run_mode(mut args: ModeArgs) -> Result<(), EuvError> {
73    reconcile_args(&mut args);
74    args.set_crate_path(std::fs::canonicalize(args.get_crate_path()).map_err(
75        |error: io::Error| EuvError::IoPath {
76            message: String::from("Invalid crate-path"),
77            path: args.get_crate_path().clone(),
78            error,
79        },
80    )?);
81    let crate_path_str: String = args.get_crate_path().to_string_lossy().to_string();
82    if crate_path_str.starts_with(WINDOWS_UNC_PREFIX) {
83        args.set_crate_path(PathBuf::from(
84            crate_path_str
85                .strip_prefix(WINDOWS_UNC_PREFIX)
86                .unwrap_or(&crate_path_str),
87        ));
88    }
89    let serving_route_prefix: String = resolve_serving_route_prefix(&args);
90    let initial_html: String = match run_build_pipeline(&args, None).await {
91        Ok(html) => html,
92        Err(error) => {
93            log::error!("Initial build pipeline failed: {error}");
94            let html_config: HtmlConfig = HtmlConfig::new(
95                resolve_serving_root(&args).await,
96                resolve_import_path(&args),
97                resolve_build_mode(&args) == BuildMode::Release,
98                args.try_get_index_html().clone(),
99            );
100            generate_html(&html_config).await?
101        }
102    };
103    print_banner(Action::Run);
104    let (reload_tx, _): (
105        broadcast::Sender<ReloadEvent>,
106        broadcast::Receiver<ReloadEvent>,
107    ) = broadcast::channel(16);
108    let state: Arc<AppState> = Arc::new(AppState::new(
109        RwLock::new(initial_html),
110        reload_tx.clone(),
111        RwLock::new(false),
112        args.clone(),
113    ));
114    let state_for_watch: Arc<AppState> = Arc::clone(&state);
115    tokio::spawn(async move {
116        if let Err(error) = watch_and_build(state_for_watch).await {
117            log::error!("Watch error: {error}");
118        }
119    });
120    let pkg_dir: PathBuf = resolve_pkg_dir(&args);
121    log::info!("Serving pkg from: {}", pkg_dir.display());
122    let mut server: Server = Server::default();
123    let mut server_config: ServerConfig = ServerConfig::default();
124    server_config.set_address(Server::format_bind_address(DEFAULT_HOST, args.get_port()));
125    server.server_config(server_config);
126    server.request_middleware::<RequestMiddleware>();
127    server.response_middleware::<ResponseMiddleware>();
128    server.route::<IndexRoute>(format!("{serving_route_prefix}/{{path:.*}}"));
129    server.route::<ReloadRoute>(RELOAD_ROUTE);
130    if let Err(error) = set_global_state(Arc::clone(&state)) {
131        log::error!("Failed to set global state: {error}");
132    }
133    print_server_urls(&ServerUrlConfig::new(
134        args.get_port(),
135        serving_route_prefix.clone(),
136        INDEX_HTML_FILE_NAME.to_string(),
137    ));
138    let server_control_hook: ServerControlHook = server
139        .run()
140        .await
141        .map_err(|error: ServerError| EuvError::Server(error.to_string()))?;
142    server_control_hook.wait().await;
143    Ok(())
144}