feat: dozer ui and dozer ui update

dozer-cli/src/cli/types.rs

@@ -76,6 +76,23 @@ pub enum Commands {
     Security(Security),
     #[command(about = "Deploy cloud applications")]
     Cloud(Cloud),
+    #[command(about = "Run UI server")]
+    UI(UI),
+}
+
+#[derive(Debug, Args)]
+pub struct UI {
+    #[command(subcommand)]
+    pub command: Option<UICommands>,
+}
+
+#[derive(Debug, Subcommand)]
+pub enum UICommands {
+    #[command(
+        about = "Updates the latest UI code",
+        long_about = "Updates the latest UI code"
+    )]
+    Update,
 }
 
 #[derive(Debug, Args)]
@@ -121,11 +138,6 @@ pub enum RunCommands {
         long_about = "Run lambda functions. Lambda functions are JavaScript or Python functions that are called when a new operation is output."
     )]
     Lambda,
-    #[command(
-        about = "Open web interface",
-        long_about = "Open web interface. Web interface is used to interact with dozer"
-    )]
-    AppUI,
 }
 
 #[derive(Debug, Args)]

dozer-cli/src/main.rs

@@ -1,18 +1,22 @@
 use clap::Parser;
 use dozer_api::shutdown;
 use dozer_cli::cli::cloud::CloudCommands;
-use dozer_cli::cli::types::{Cli, Commands, ConnectorCommand, RunCommands, SecurityCommands};
+use dozer_cli::cli::types::{
+    Cli, Commands, ConnectorCommand, RunCommands, SecurityCommands, UICommands,
+};
 use dozer_cli::cli::{generate_config_repl, init_config};
 use dozer_cli::cli::{init_dozer, list_sources};
 use dozer_cli::cloud::{cloud_app_context::CloudAppContext, CloudClient, DozerGrpcCloudClient};
 use dozer_cli::errors::{CliError, CloudError, OrchestrationError};
 use dozer_cli::ui;
+use dozer_cli::ui::app::AppUIError;
 use dozer_cli::{set_ctrl_handler, set_panic_hook, ui::live};
 use dozer_tracing::LabelsAndProgress;
 use dozer_types::models::config::Config;
 use dozer_types::models::telemetry::{TelemetryConfig, TelemetryMetricsConfig};
 use dozer_types::tracing::{error, error_span, info};
 use futures::stream::{AbortHandle, Abortable};
+use futures::TryFutureExt;
 use std::convert::identity;
 use std::process;
 use std::sync::Arc;
@@ -40,6 +44,7 @@ fn run() -> Result<(), OrchestrationError> {
     set_panic_hook();
 
     let config_res = init_configuration(&cli, runtime.clone());
+
     // Now we have access to telemetry configuration. Telemetry must be initialized in tokio runtime.
     let app_id = config_res
         .as_ref()
@@ -61,6 +66,24 @@ fn run() -> Result<(), OrchestrationError> {
 
     let _telemetry = runtime.block_on(async { Telemetry::new(app_id, &telemetry_config) });
 
+    // running UI does not require config to be loaded
+    if let Commands::UI(run) = &cli.cmd {
+        if let Some(UICommands::Update) = run.command {
+            runtime.block_on(
+                ui::downloader::fetch_latest_dozer_app_ui_code()
+                    .map_err(AppUIError::DownloaderError),
+            )?;
+            info!("Run `dozer ui` to see the changes.");
+        } else {
+            runtime.block_on(ui::app::start_app_ui_server(
+                &runtime,
+                shutdown_receiver,
+                false,
+            ))?;
+        }
+        return Ok(());
+    }
+
     // Run Cloud
     if let Commands::Cloud(cloud) = &cli.cmd {
         return run_cloud(cloud, runtime, &cli);
@@ -85,14 +108,6 @@ fn run() -> Result<(), OrchestrationError> {
             Some(RunCommands::Lambda) => {
                 dozer.runtime.block_on(dozer.run_lambda(shutdown_receiver))
             }
-            Some(RunCommands::AppUI) => {
-                dozer.runtime.block_on(ui::app::start_app_ui_server(
-                    &dozer.runtime,
-                    shutdown_receiver,
-                    false,
-                ))?;
-                Ok(())
-            }
             None => dozer
                 .runtime
                 .block_on(dozer.run_all(shutdown_receiver, run.locked)),
@@ -134,6 +149,9 @@ fn run() -> Result<(), OrchestrationError> {
             .and_then(identity)
         }),
         Commands::Clean => dozer.clean(),
+        Commands::UI(_) => {
+            panic!("This should not happen as it is handled earlier");
+        }
         Commands::Cloud(_) => {
             panic!("This should not happen as it is handled earlier");
         }

dozer-cli/src/ui/app/mod.rs

@@ -24,15 +24,24 @@ pub async fn start_app_ui_server(
     let state = Arc::new(AppUIState::new());
     state.set_sender(sender.clone()).await;
     // Ignore if build fails
-    let _ = state.build(runtime.clone()).await;
+    let res = state.build(runtime.clone()).await;
+    if let Err(e) = res {
+        info!("Failed to build state : {}", e);
+    }
     let state2: Arc<AppUIState> = state.clone();
     if !disable_ui {
-        downloader::fetch_latest_dozer_app_ui_code().await?;
+        info!("Check if latest app ui code is available");
+        let already_exist = downloader::validate_if_dozer_app_ui_code_exists();
+        if !already_exist {
+            info!("There's no ui code folder, fetching latest app ui code");
+            downloader::fetch_latest_dozer_app_ui_code().await?;
+        }
         let react_app_server: dozer_api::actix_web::dev::Server =
             downloader::start_react_app(APP_UI_WEB_PORT, LOCAL_APP_UI_DIR)
                 .map_err(AppUIError::CannotStartUiServer)?;
         tokio::spawn(react_app_server);
         let browser_url: String = format!("http://localhost:{}", APP_UI_WEB_PORT);
+        info!("Starting ui on : {}", browser_url);
         if webbrowser::open(&browser_url).is_err() {
             info!("Failed to open browser. ");
         }
@@ -54,6 +63,5 @@ pub async fn start_app_ui_server(
         res.unwrap();
     });
     watcher::watch(runtime, state.clone(), shutdown).await?;
-
     Ok(())
 }

dozer-cli/src/ui/app/state.rs

@@ -124,14 +124,14 @@ impl AppUIState {
         let mut lock = self.dozer.write().await;
 
         let cli = Cli::parse();
-
         let (config, _) = init_config(
             cli.config_paths.clone(),
             cli.config_token.clone(),
             cli.config_overrides.clone(),
             cli.ignore_pipe,
         )
         .await?;
+
         let dozer = init_dozer(runtime, config, Default::default())?;
 
         let contract = create_contract(dozer.clone()).await;

dozer-cli/src/ui/downloader.rs

@@ -47,15 +47,15 @@ async fn fetch_dozer_ui(url: &str, folder_name: &str) -> Result<(), DownloaderEr
     let prev_zip_file_name = existing_key.as_str();
     if key_changed {
         info!("Downloading latest file: {}", zip_file_name);
-
         let base_url = &format!("{}/", url);
         let zip_url = &(base_url.to_owned() + zip_file_name);
         if !prev_zip_file_name.is_empty() {
             delete_file_if_present(prev_zip_file_name, folder_name)?;
         }
         get_zip_from_url(zip_url, folder_name, zip_file_name).await?;
+    } else {
+        info!("Current file is up to date");
     }
-
     Ok(())
 }
 pub const LOCAL_APP_UI_DIR: &str = "local-app-ui";
@@ -67,6 +67,14 @@ pub async fn fetch_latest_dozer_app_ui_code() -> Result<(), DownloaderError> {
     .await
 }
 
+pub fn validate_if_dozer_app_ui_code_exists() -> bool {
+    let directory_path = get_directory_path();
+    let file_path = Path::new(&directory_path)
+        .join(LOCAL_APP_UI_DIR)
+        .join("contents");
+    file_path.exists()
+}
+
 pub const LIVE_APP_UI_DIR: &str = "live-app-ui";
 pub async fn fetch_latest_dozer_explorer_code() -> Result<(), DownloaderError> {
     fetch_dozer_ui(

dozer-cli/src/ui/mod.rs

@@ -1,3 +1,3 @@
 pub mod app;
-mod downloader;
+pub mod downloader;
 pub mod live;