58 lines
1.5 KiB
Rust
58 lines
1.5 KiB
Rust
#![deny(warnings)]
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use std::sync::Arc;
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use handlebars::Handlebars;
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use serde::Serialize;
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use serde_json::json;
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use warp::Filter;
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struct WithTemplate<T: Serialize> {
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name: &'static str,
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value: T,
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}
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fn render<T>(template: WithTemplate<T>, hbs: Arc<Handlebars<'_>>) -> impl warp::Reply
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where
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T: Serialize,
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{
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let render = hbs
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.render(template.name, &template.value)
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.unwrap_or_else(|err| err.to_string());
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warp::reply::html(render)
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}
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#[tokio::main]
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async fn main() {
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let template = "<!DOCTYPE html>
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<html>
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<head>
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<title>Warp Handlebars template example</title>
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</head>
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<body>
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<h1>Hello {{user}}!</h1>
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</body>
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</html>";
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let mut hb = Handlebars::new();
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// register the template
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hb.register_template_string("template.html", template)
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.unwrap();
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// Turn Handlebars instance into a Filter so we can combine it
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// easily with others...
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let hb = Arc::new(hb);
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// Create a reusable closure to render template
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let handlebars = move |with_template| render(with_template, hb.clone());
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//GET /
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let route = warp::get()
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.and(warp::path::end())
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.map(|| WithTemplate {
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name: "template.html",
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value: json!({"user" : "Warp"}),
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})
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.map(handlebars);
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warp::serve(route).run(([127, 0, 0, 1], 3030)).await;
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}
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