Template minification

* use dist/template when exists
* move the minification in config.rs
* load askama.toml for the templates dirs name
* extract the minification of file to minify_and_copy

askama.toml

@@ -0,0 +1,3 @@
+[general]
+# Directories to search for templates, relative to the crate root.
+dirs = ["dist/templates", "templates"]

src/config.rs

@@ -1,5 +1,12 @@
 use serde::Deserialize;
-use std::fs;
+use std::{
+    fs::{self, read_to_string, remove_dir_all},
+    path::PathBuf,
+};
+
+use glob::glob;
+use minify_html::{minify, Cfg};
+use std::{fs::File, io::Write, path::Path};
 
 #[derive(Deserialize, Clone, Default)]
 pub struct FileConfig {
@@ -13,6 +20,17 @@ pub struct FileConfig {
 #[derive(Clone)]
 pub struct Config {
     pub fc: FileConfig,
+    pub static_location: String,
+}
+
+#[derive(Deserialize)]
+struct AskamaConfig {
+    general: AskamaConfigGeneral,
+}
+
+#[derive(Deserialize)]
+struct AskamaConfigGeneral {
+    dirs: Vec<String>,
 }
 
 impl FileConfig {
@@ -63,10 +81,91 @@ fn get_file_config(file_path: &str) -> FileConfig {
     }
 }
 
+fn get_askama_config() -> AskamaConfig {
+    toml::from_str(&read_to_string("askama.toml").unwrap()).unwrap()
+}
+
 pub fn get_config(file_path: &str) -> Config {
     let internal_config = get_file_config(file_path);
 
+    let static_dir = "static".to_string();
+    let templates_dir = get_askama_config().general.dirs.last().unwrap().to_string();
+    let files_root = init(static_dir.clone(), templates_dir);
+
     Config {
         fc: internal_config,
+        static_location: format!("{}/{}", files_root, static_dir),
+    }
+}
+
+fn init(static_dir: String, templates_dir: String) -> String {
+    let dist_folder = "dist".to_string();
+
+    // println!("static = {}/{}", dist_folder, static_dir);
+    // println!("templates = {}/{}", dist_folder, templates_dir);
+
+    // The static folder is minimized only in release mode
+    if cfg!(debug_assertions) {
+        // Be sure that we not gonna use the dist folder by deleting it
+        remove_dir_all(dist_folder).unwrap_or_default();
+
+        ".".to_string()
+    } else {
+        let cfg = Cfg::spec_compliant();
+
+        // Static files
+        for entry in glob(&format!("{static_dir}/**/*.*")).unwrap() {
+            let path = entry.unwrap();
+            let path_with_dist = path
+                .to_string_lossy()
+                .replace(&static_dir, &format!("{dist_folder}/{static_dir}"));
+
+            minify_and_copy(&cfg, path, path_with_dist);
+        }
+
+        // Template files
+        for entry in glob(&format!("{templates_dir}/**/*.*")).unwrap() {
+            let path = entry.unwrap();
+            let path_with_dist = path
+                .to_string_lossy()
+                .replace(&templates_dir, &format!("{dist_folder}/{templates_dir}"));
+
+            minify_and_copy(&cfg, path, path_with_dist);
+        }
+
+        dist_folder
+    }
+}
+
+fn minify_and_copy(cfg: &Cfg, path: PathBuf, path_with_dist: String) {
+    // Create folders
+    let new_path = Path::new(&path_with_dist);
+    fs::create_dir_all(new_path.parent().unwrap()).unwrap();
+
+    let mut copy = true;
+    if let Some(ext) = path.extension() {
+        // List of files who should be minified
+        if ["html", "css", "js", "svg", "webmanifest", "xml"]
+            .iter()
+            .any(|item| ext.to_string_lossy().to_lowercase().contains(item))
+        {
+            // We won't copy, we'll minify
+            copy = false;
+
+            // Minify
+            let data = fs::read(&path).unwrap();
+            let minified = minify(&data, cfg);
+
+            // Write files
+            let file = File::create(&path_with_dist);
+            file.expect("Error when minify the file")
+                .write_all(&minified)
+                .unwrap();
+        }
+    }
+
+    if copy {
+        // If no minification is needed
+        fs::copy(path, path_with_dist).unwrap();
     }
 }

src/main.rs

@@ -1,12 +1,6 @@
 use actix_files::Files;
 use actix_web::{middleware::DefaultHeaders, web, App, HttpServer};
-use glob::glob;
-use minify_html::{minify, Cfg};
-use std::{
-    fs::{self, File},
-    io::{self, Write},
-    path::Path,
-};
+use std::io;
 
 mod config;
 mod template;
@@ -35,52 +29,6 @@ async fn main() -> io::Result<()> {
 
     let addr = ("0.0.0.0", config.fc.port.unwrap());
 
-    let static_folder = "static";
-    let dist_folder = format!("dist/{static_folder}");
-
-    // The static folder is minimized only in release mode
-    let folder = if cfg!(debug_assertions) {
-        format!("{static_folder}/")
-    } else {
-        let cfg = Cfg::spec_compliant();
-
-        for entry in glob(&format!("{static_folder}/**/*.*")).unwrap() {
-            let path = entry.unwrap();
-            let path_with_dist = path.to_string_lossy().replace(static_folder, &dist_folder);
-
-            // Create folders
-            let new_path = Path::new(&path_with_dist);
-            fs::create_dir_all(new_path.parent().unwrap()).unwrap();
-
-            let mut copy = true;
-            if let Some(ext) = path.extension() {
-                // List of files who should be minified
-                if ["html", "css", "js", "svg", "webmanifest", "xml"]
-                    .iter()
-                    .any(|item| ext.to_string_lossy().to_lowercase().contains(item))
-                {
-                    // We won't copy, we'll minify
-                    copy = false;
-
-                    // Minify
-                    let data = fs::read(&path).unwrap();
-                    let minified = minify(&data, &cfg);
-
-                    // Write files
-                    let mut file = File::create(&path_with_dist)?;
-                    file.write_all(&minified)?;
-                }
-            }
-
-            if copy {
-                // If no minification is needed
-                fs::copy(path, path_with_dist)?;
-            }
-        }
-
-        format!("{dist_folder}/")
-    };
-
     println!(
         "Listening to {}://{}:{}",
         config.clone().fc.scheme.unwrap(),
@@ -103,7 +51,7 @@ async fn main() -> io::Result<()> {
             .service(networks::page)
             .service(portfolio::page)
             .service(contrib::page)
-            .service(Files::new("/", &folder))
+            .service(Files::new("/", config.static_location.clone()))
             .default_service(web::to(not_found::page))
     })
     .bind(addr)?