refactor: Remove minijinja requirement and replace version with GET /version API call

Author: dormant-user

Cargo.toml

@@ -42,6 +42,5 @@ url = "2.5"
 regex = "1.12"
 rusqlite = { version = "0.39", features = ["bundled"] }
 dirs = "6.0.0"
-minijinja = "2.20.0"
 base64 = "0.22.1"
 actix-cors = "0.7.1"

src/templates/index.html

@@ -483,7 +483,7 @@
 
     <div class="status-bar">
         <span class="accent">RuTorrent</span>
-        <span>v{{ version }}</span>
+        <span id="versionText">v—</span>
         <span id="lastUpdated">—</span>
     </div>
 </div>
@@ -609,6 +609,7 @@
     }
 
     function startDashboard() {
+        fetchVersion();
         fetchTorrents();
         if (pollTimer) {
             clearInterval(pollTimer);
@@ -657,6 +658,23 @@
         toast('Logged out', 'success');
     });
 
+    // ── Fetch version ─────────────────────────────────────────
+    async function fetchVersion() {
+        try {
+            const resp = await fetch('/version');
+            if (!resp.ok) {
+                throw new Error('Failed to fetch version');
+            }
+            const data = await resp.json();
+            document.getElementById('versionText').textContent =
+                `v${data.version}`;
+        } catch (err) {
+            console.error(err);
+            document.getElementById('versionText').textContent =
+                'v?';
+        }
+    }
+
     // ── Fetch torrents ─────────────────────────────────────────
     async function fetchTorrents() {
         try {
@@ -765,6 +783,9 @@
             document.getElementById('deleteBtn').disabled =
                 selectedNames.size === 0;
 
+            // TODO:
+            //  1. lastUpdated is not rendered in the UI
+            //  2. Use /GET torrent to produce timestamp
             document.getElementById('lastUpdated').textContent =
                 'Updated ' + new Date().toLocaleTimeString();
 

src/ui.rs

@@ -1,29 +1,12 @@
 use base64::{engine::general_purpose, Engine as _};
-use crate::{constant, settings};
+use crate::settings;
 use actix_web::{web, HttpRequest, HttpResponse, Responder};
-use minijinja::{context, Environment};
 use serde_json::json;
 
-fn build_env() -> Environment<'static> {
-    let mut env = Environment::new();
-    env.add_template("index.html", include_str!("templates/index.html"))
-        .unwrap();
-    env
-}
-
-pub async fn index_page(
-    metadata: web::Data<constant::MetaData>,
-) -> impl Responder {
-    let env = build_env();
-    let tmpl = env.get_template("index.html").unwrap();
-    let rendered = tmpl
-        .render(context! {
-            version => metadata.pkg_version,
-        })
-        .unwrap();
+pub async fn index_page() -> impl Responder {
     HttpResponse::Ok()
         .content_type("text/html; charset=utf-8")
-        .body(rendered)
+        .body(include_str!("templates/index.html"))
 }
 
 fn base64_decode(value: &str) -> Result<String, Box<dyn std::error::Error>> {