init commit

src/initializers/mod.rs

@@ -0,0 +1,2 @@
+#![allow(clippy::module_name_repetitions)]
+pub mod view_engine;

src/initializers/view_engine.rs

@@ -0,0 +1,36 @@
+use axum::{async_trait, Extension, Router as AxumRouter};
+use fluent_templates::{ArcLoader, FluentLoader};
+use loco_rs::{
+    app::{AppContext, Initializer},
+    controller::views::{engines, ViewEngine},
+    Error, Result,
+};
+use tracing::info;
+
+const I18N_DIR: &str = "assets/i18n";
+const I18N_SHARED: &str = "assets/i18n/shared.ftl";
+
+pub struct ViewEngineInitializer;
+#[async_trait]
+impl Initializer for ViewEngineInitializer {
+    fn name(&self) -> String {
+        "view-engine".to_string()
+    }
+
+    async fn after_routes(&self, router: AxumRouter, _ctx: &AppContext) -> Result<AxumRouter> {
+        let mut tera_engine = engines::TeraView::build()?;
+        if std::path::Path::new(I18N_DIR).exists() {
+            let arc = ArcLoader::builder(&I18N_DIR, unic_langid::langid!("en-US"))
+                .shared_resources(Some(&[I18N_SHARED.into()]))
+                .customize(|bundle| bundle.set_use_isolating(false))
+                .build()
+                .map_err(|e| Error::string(&e.to_string()))?;
+            tera_engine
+                .tera
+                .register_function("t", FluentLoader::new(arc));
+            info!("locales loaded");
+        }
+
+        Ok(router.layer(Extension(ViewEngine::from(tera_engine))))
+    }
+}