````rust use askama::Template; use athene::{Error, IResponse, Middleware, Next, Request, Response, Result}; use route::fifth::fifth_router; use serde::Serialize; use std::pin::Pin; use tera::{Context, Tera};
// askama template pub async fn askamatemplate(: Request) -> Result { #[derive(Serialize, Hash, Eq, PartialEq, Clone, Template)] #[template(path = "favorite.html")] pub struct Favorite<'a> { title: &'a str, time: i32, }
let love = Favorite {
title: "rust_lang",
time: 1314,
};
let mut res = Response::default();
let love = love.render()?;
res.html(love)?;
Ok(res)
}
// tera template pub async fn teratemplate(: Request) -> Result { #[derive(Serialize)] struct Awesome<'a> { url: &'a str, name: &'a str, }
let tera = Tera::new("templates/*")?;
let mut ctx = Context::new();
ctx.insert("title", "Welcome to rust-lang world!");
ctx.insert(
"product",
&vec![
Awesome {
url: "https://github.com/rust-lang",
name: "rust-lang",
},
Awesome {
url: "https://github.com/lapce/lapce",
name: "lapce",
},
],
);
let mut res = Response::default();
let love = tera.render("index.html", &ctx)?;
res.html(love)?;
Ok(res)
}
// Define a middleware
pub struct Logger;
impl Middleware for Logger { async fn handle(self: Pin<&Self>, request: Request, next: Next<'>) -> Result { if !request.uri().path().startswith("/auth") { let res = next.next(request).await?; return Ok(res); } else { use athene::IntoResponse; "Logger middleware is used".response() } } }
pub(crate) mod route {
pub(crate) mod first {
pub(crate) fn first_router() -> athene::Router {
use athene::{IRequest, IResponse, Request, Response, StatusCode};
let mut router = athene::new();
// Response redirect
router.get("/moved", |_| async {
Response::redirect(StatusCode::MOVED_PERMANENTLY, "/api/rust")
});
// Response redirect
router.get("/permanent", |_| async {
Response::redirect(StatusCode::PERMANENT_REDIRECT, "/api/code")
});
// Response redirect
router.get("/temporary", |_| async {
Response::redirect(StatusCode::TEMPORARY_REDIRECT, "/api/world")
});
// http://127.0.0.1:8081/welcome?name=admin2029&age=21
router.get("/welcome", |req: Request| async move {
#[derive(serde::Serialize, serde::Deserialize)]
struct User {
name: String,
age: i32,
}
let user = req.query::<User>().unwrap();
let mut res = Response::default();
res.json(&user)?;
anyhow::Ok(res)
});
router
}
}
pub(crate) mod second {
use athene::DispositionType;
pub(crate) fn second_router() -> athene::Router {
use crate::{askama_template, route::first::first_router, tera_template};
use athene::{IRequest, IResponse, Request, Response};
let mut router = first_router();
// Context-Type : application/multipart-formdata
router.post("/upload", |req: Request| async {
let mut req = req;
let info = req.upload("file", "temp").await?;
anyhow::Ok(info)
});
// Context-Type : application/multipart-formdata
router.post("/uploads", |req: Request| async move {
let mut req = req;
let info = req.uploads("files", "temp").await?;
anyhow::Ok(info)
});
// Content-Disposition: application/octet-stream
router.get("/download", |_| async move {
let mut res = Response::default();
res.write_file("templates/author.txt", DispositionType::Attachment)?;
anyhow::Ok(res)
});
router.get("/location", |_| async { Response::location("/") });
router.get("/askama_template", askama_template);
router.get("/tera_template", tera_template);
router
}
}
pub(crate) mod third {
pub(crate) fn third_router() -> athene::Router {
use super::second::second_router;
use athene::{IRequest, Request, StatusCode};
let mut router = second_router();
router.group("/closure", |base| {
base.get("/str", |_req| async { "closure str" });
base.post("/string", |_| async { String::from("closure string") });
base.put("/vec/", |_| async { [1, 3, 5, 7, 9].to_vec() });
base.delete("/status", |_| async { StatusCode::NO_CONTENT });
base.options("/empty", |_| async {});
base.head("/empty/bracket", |_| async { () });
base.put("/remote_addr", |req: Request| async move {
let addr = req.remote_addr().unwrap();
let addr = addr.to_string();
addr
});
base.patch("/remote_ip", |req: Request| async move {
let ip = req.ip().unwrap();
let ip = ip.to_string();
ip
});
base.post("/status/value", |_| async {
(StatusCode::NOT_FOUND, "welcome to my world")
});
});
router
}
}
pub(crate) mod fifth {
pub(crate) fn fifth_router() -> athene::Router {
use super::third::third_router;
use athene::{IRequest, IResponse, Request, Response};
use serde::{Deserialize, Serialize};
let mut router = third_router();
router.group("/api", |base| {
// http://127.0.0.1:8081/api/hello/rust-lang
base.get("/hello/{name}", |req: Request| async move {
let name: String = req.param("name").unwrap();
let mut res = Response::default();
res.text(name)?;
anyhow::Ok(res)
});
base.get("/world", |_| async { "world" });
base.get("/code", |_| async { "code handler" });
base.get("/rust", |_| async { "welcome to rust_lang world" });
base.group("/user", |user| {
// Context-Type : application/json
user.post("/login", |req: Request| async move {
#[derive(Serialize, Deserialize)]
struct User {
name: String,
age: i32,
}
let mut req = req;
let user = req.parse::<User>().await?;
let mut res = Response::default();
res.json(&user)?;
anyhow::Ok(res)
});
// Context-Type : application/x-www-form-urlencoded
user.post("/form_encode", |req: Request| async move {
#[derive(Deserialize, Serialize)]
struct Rust {
version: String,
edition: String,
}
let mut req = req;
let rust = req.parse::<Rust>().await?;
let mut res = Response::default();
res.json(&rust)?;
anyhow::Ok(res)
});
});
});
use crate::Logger;
router.middleware(Logger).group("/auth", |base| {
base.get("/success", |req: athene::Request| async move {
format!("{} {}", req.uri().path(), req.method())
});
base.post("/failed", |_| async { "failed" });
});
router
}
}
}
pub async fn main() -> std::result::Result<(), Error> { let router = fifth_router(); router.listen("127.0.0.1:8081").await } ````
shell
cargo run --example hello --features file
````html
````
````html
{{time}}
````