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use actix_web::Result;
use actix_web::get;
use actix_web::post;
use actix_web::web;
use actix_web::HttpRequest;
use actix_web::HttpResponse;
use actix_web::Error;
#[get("/")]
pub async fn index() -> Result<maud::Markup> {
Ok(maud::html! {
html {
body {
h1 { "Hello World!" }
form action="/make_landscape" method="post" {
label { "Elements" }
input type="number" name="elements" checked;
input type="submit";
}
}
}
})
}
#[derive(serde::Deserialize)]
pub struct LandscapeSize {
elements: usize,
}
#[post("/make_landscape")]
pub async fn make_landscape(form: web::Form<LandscapeSize>) -> Result<maud::Markup> {
if form.elements > 100 {
return Ok(maud::html! {
html {
body {
p { "For runtime reasons, this application only supports landscapes up to 100 elements" }
}
}
})
}
Ok(maud::html! {
html {
body {
h1 { "Hello World!" }
p { "Please fill in the landscape values" }
form action="/calculate" method="get" {
@for _n in 0..form.elements {
p {
input type="number" name="levels[]" checked;
}
}
input type="number" name="hours" checked;
label for="hours" { "Hours of Rain" }
input type="submit";
}
}
}
})
}
#[derive(serde::Deserialize)]
pub struct Landscape {
levels: Vec<usize>,
hours: usize,
}
// I don't know why actix-web wont work with a POST parameter here,
// but taken from
//
// https://github.com/actix/actix-web/issues/259#issuecomment-513942790
//
// this seems to work.
//
// This is neither how you do it, nor how I would like to do it, but it
// (Insert some random swearwords here) works.
//
#[get("/calculate")]
pub async fn calculate(req: HttpRequest) -> Result<maud::Markup> {
let config = serde_qs::Config::new(10, false);
let ls: Landscape = config.deserialize_str(&req.query_string())
.map_err(|e| actix_web::error::ErrorInternalServerError(format!("{}", e)))?;
let calculated_landscape = crate::backend::landscape::Landscape::new(ls.levels.clone()).rain(ls.hours);
Ok(maud::html! {
html {
body {
h1 { "Landscape!" }
p { "Filling in " (ls.hours) " hours" }
@for value in &ls.levels {
p { (value) }
}
h2 { "Filled" }
@for val in calculated_landscape.into_inner() {
p { (val.0) " + " (val.1) }
}
}
}
})
}
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