feat(tauri) initial configuration through quasar.conf.js (#16)

* feat(proton) configure webview from quasar provided config.json

* feat(config) window config

* feat(config) rename serverless to embeddedServer

* feat(config) embedded server host and port config

* feat(template) q-app inlines assets on output index.html

* feat(proton) move server code to lib

* fix(template) misc fixes

.gitignore

@@ -59,3 +59,7 @@ typings/
 debug.log
 package-lock.json
 .vscode/settings.json
+
+# Quasar output
+bundle.json
+config.json

lib/rust/Cargo.toml

@@ -29,6 +29,11 @@ sysinfo = "0.9"
 webbrowser = "0.5.1"
 uuid = { version = "0.7", features = ["v4"] }
 lazy_static = "1.3.0"
+includedir = "0.5.0"
+tiny_http = "0.6"
+
+[build-dependencies]
+includedir_codegen = "0.5.0"
 
 [features]
 all-api = []

lib/rust/src/api/cmd.rs

@@ -54,8 +54,5 @@ pub enum Cmd {
     once: bool,
   },
   #[cfg(any(feature = "all-api", feature = "emit"))]
-  Emit {
-    event: String,
-    payload: String,
-  },
+  Emit { event: String, payload: String },
 }

lib/rust/src/config.rs

@@ -0,0 +1,74 @@
+#[derive(Deserialize)]
+#[serde(tag = "window", rename_all = "camelCase")]
+pub struct WindowConfig {
+  #[serde(default = "default_width")]
+  pub width: i32,
+  #[serde(default = "default_height")]
+  pub height: i32,
+  #[serde(default = "default_resizable")]
+  pub resizable: bool,
+  #[serde(default = "default_title")]
+  pub title: String,
+}
+
+fn default_width() -> i32 {
+  800
+}
+
+fn default_height() -> i32 {
+  600
+}
+
+fn default_resizable() -> bool {
+  true
+}
+
+fn default_title() -> String {
+  "Quasar Tauri App".to_string()
+}
+
+fn default_window() -> WindowConfig {
+  return WindowConfig {
+    width: default_width(),
+    height: default_height(),
+    resizable: default_resizable(),
+    title: default_title(),
+  };
+}
+
+#[derive(Deserialize)]
+#[serde(tag = "embeddedServer", rename_all = "camelCase")]
+pub struct EmbeddedServerConfig {
+  #[serde(default = "default_host")]
+  pub host: String,
+  #[serde(default = "default_port")]
+  pub port: String
+}
+
+fn default_host() -> String {
+  "http://127.0.0.1".to_string()
+}
+
+fn default_port() -> String {
+  "random".to_string()
+}
+
+fn default_embedded_server() -> EmbeddedServerConfig {
+  EmbeddedServerConfig {
+    host: default_host(),
+    port: default_port()
+  }
+}
+
+#[derive(Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct Config {
+  #[serde(default = "default_window")]
+  pub window: WindowConfig,
+  #[serde(default = "default_embedded_server")]
+  pub embedded_server: EmbeddedServerConfig
+}
+
+pub fn get() -> Config {
+  serde_json::from_str(include_str!("../../../config.json")).unwrap()
+}

lib/rust/src/lib.rs

@@ -7,8 +7,12 @@ mod macros;
 #[macro_use]
 extern crate lazy_static;
 
+extern crate includedir;
+extern crate phf;
+
 pub mod api;
 pub mod command;
+pub mod config;
 pub mod dir;
 pub mod event;
 pub mod file;
@@ -21,6 +25,7 @@ pub mod salt;
 pub mod tcp;
 pub mod updater;
 pub mod version;
+pub mod server;
 
 use tauri_ui::WebView;
 
@@ -36,12 +41,6 @@ pub fn spawn<F: FnOnce() -> () + Send + 'static>(what: F) {
   });
 }
 
-pub fn run_async<F: FnOnce() -> () + Send + 'static>(what: F) {
-  POOL.with(|thread| {
-    thread.execute(move || what());
-  });
-}
-
 pub fn execute_promise<T: 'static, F: FnOnce() -> Result<String, String> + Send + 'static>(
   webview: &mut WebView<'_, T>,
   what: F,

templates/rust/Cargo.toml

@@ -5,8 +5,6 @@ description = "A Quasar Tauri App"
 author = []
 license = ""
 repository = ""
-build = "build.rs"
-include = ["data"]
 default-run = "app"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -22,12 +20,9 @@ phf = "0.7.21"
 includedir = "0.5.0"
 tauri = { path = "../../tauri/lib/rust" }
 
-[build-dependencies]
-includedir_codegen = "0.5.0"
-
 [features]
 dev = [] # has no explicit dependencies
-serverless = [] # has no explicit dependencies
+embedded-server = [] # has no explicit dependencies
 
 [package.metadata.bundle]
 identifier = "com.quasar.dev"

templates/rust/src/main.rs

@@ -5,31 +5,24 @@ extern crate tauri;
 extern crate tauri_ui;
 extern crate serde_json;
 
-#[cfg(not(feature = "dev"))]
-extern crate includedir;
-#[cfg(not(feature = "dev"))]
-extern crate phf;
-
 #[cfg(not(feature = "dev"))]
 extern crate tiny_http;
 
 #[cfg(feature = "dev")]
 use clap::{App, Arg};
 
 #[cfg(not(feature = "dev"))]
-#[cfg(not(feature = "serverless"))]
+#[cfg(feature = "embedded-server")]
 use std::thread;
 
 mod cmd;
 
-#[cfg(not(feature = "dev"))]
-#[cfg(not(feature = "serverless"))]
-mod server;
-
 fn main() {
   let debug;
   let content;
-  let _server_url: String;
+  let config = tauri::config::get();
+  #[cfg(feature = "embedded-server")]
+  let server_url: String;
 
   #[cfg(feature = "updater")]
   {
@@ -67,36 +60,42 @@ fn main() {
   #[cfg(not(feature = "dev"))]
   {
     debug = cfg!(debug_assertions);
-    #[cfg(feature = "serverless")]
+    #[cfg(not(feature = "embedded-server"))]
     {
-      fn inline_style(s: &str) -> String {
-        format!(r#"<style type="text/css">{}</style>"#, s)
-      }
-
-      fn inline_script(s: &str) -> String {
-        format!(r#"<script type="text/javascript">{}</script>"#, s)
-      }
-      let html = format!(r#"<!DOCTYPE html><html><head><meta http-equiv="Content-Security-Policy" content="default-src data: filesystem: ws: http: https: 'unsafe-eval' 'unsafe-inline'">{styles}</head><body><div id="q-app"></div>{scripts}</body></html>"#,
-    styles = inline_style(include_str!("../target/compiled-web/css/app.css")),
-    scripts = inline_script(include_str!("../target/compiled-web/js/app.js")),
-  );
-      content = tauri_ui::Content::Html(html);
+      content = tauri_ui::Content::Html(include_str!("../target/compiled-web/index.html"));
     }
-    #[cfg(not(feature = "serverless"))]
+    #[cfg(feature = "embedded-server")]
     {
-      if let Some(available_port) = tauri::tcp::get_available_port() {
-        _server_url = format!("{}:{}", "127.0.0.1", available_port);
-        content = tauri_ui::Content::Url(format!("http://{}", _server_url));
+      let port;
+      let port_valid;
+      if config.embedded_server.port == "random" {
+        match tauri::tcp::get_available_port() {
+          Some(available_port) => {
+            port = available_port.to_string();
+            port_valid = true;
+          }
+          None => {
+            port = "0".to_string();
+            port_valid = false;
+          }
+        }
+      } else {
+        port = config.embedded_server.port;
+        port_valid = tauri::tcp::port_is_available(port.parse::<u16>().expect(&format!("Invalid port {}", port)));
+      }
+      if port_valid {
+        server_url = format!("{}:{}", config.embedded_server.host, port);
+        content = tauri_ui::Content::Url(server_url.clone());
       } else {
-        panic!("Could not find an open port");
+        panic!(format!("Port {} is not valid or not open", port));
       }
     }
   }
 
   let webview = tauri_ui::builder()
-    .title("MyApp - Serverless")
-    .size(800, 600) // TODO:Resolution is fixed right now, change this later to be dynamic
-    .resizable(true)
+    .title(&config.window.title)
+    .size(config.window.width, config.window.height)
+    .resizable(config.window.resizable)
     .debug(debug)
     .user_data(())
     .invoke_handler(|webview, arg| {
@@ -163,16 +162,16 @@ fn main() {
 
   #[cfg(not(feature = "dev"))]
   {
-    #[cfg(not(feature = "serverless"))]
+    #[cfg(feature = "embedded-server")]
     {
       thread::spawn(move || {
-        let server = tiny_http::Server::http(_server_url).unwrap();
+        let server = tiny_http::Server::http(server_url.clone()).expect(&format!("Could not start embedded server with the specified url: {}", server_url));
         for request in server.incoming_requests() {
           let mut url = request.url().to_string();
           if url == "/" {
             url = "/index.html".to_string();
           }
-          request.respond(server::asset_response(&url)).unwrap();
+          request.respond(tauri::server::asset_response(&url)).unwrap();
         }
       });
     }