69 lines
2.5 KiB
Rust
69 lines
2.5 KiB
Rust
use anyhow::*;
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use log::LevelFilter;
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use kochab::{Document, document::HeadingLevel, Request, Response};
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#[tokio::main]
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/// A quick demo to show off how an app can have multiple handlers on diffrent routes
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///
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/// We set up three different routes:
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/// * `/route/long/*`
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/// * `/route/*`
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/// * `/*` which matches any other route
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///
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/// Each route generates a slightly different page, although they all use the same layout
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/// through the [`generate_doc()`] method. Each page states which route was matched, and
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/// all the trailing path segments.
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///
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/// For example, a request to `/route/trail` would be matched by the short route
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/// (`/route/*`) with the trailing path segment `["trail"]`
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async fn main() -> Result<()> {
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// We set up logging so we can see what's happening. This isn't technically required,
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// and you can use a simpler solution (like env_logger::init()) during production
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env_logger::builder()
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.filter_module("kochab", LevelFilter::Debug)
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.init();
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kochab::Server::new() // Create a new server
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.add_route("/", handle_base) // Register the base route (order irrelevant)
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.add_route("/route", handle_short) // Reigster the short route
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.add_route("/route/long", handle_long) // Register the long route
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.serve_ip("localhost:1965") // Start the server
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.await
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}
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async fn handle_base(req: Request) -> Result<Response> {
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let doc = generate_doc("base", &req);
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Ok(doc.into())
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}
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async fn handle_short(req: Request) -> Result<Response> {
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let doc = generate_doc("short", &req);
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Ok(doc.into())
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}
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async fn handle_long(req: Request) -> Result<Response> {
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let doc = generate_doc("long", &req);
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Ok(doc.into())
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}
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fn generate_doc(route_name: &str, req: &Request) -> Document {
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// Trailing segments comes in as a Vec of segments, so we join them together for
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// display purposes
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let trailing = req.trailing_segments().join("/");
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let mut doc = Document::new();
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doc.add_heading(HeadingLevel::H1, "Routing Demo")
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.add_text(&format!("You're currently on the {} route", route_name))
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.add_text(&format!("Trailing segments: /{}", trailing))
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.add_blank_line()
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.add_text("Here's some links to try:")
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.add_link_without_label("/")
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.add_link_without_label("/route")
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.add_link_without_label("/route/long")
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.add_link_without_label("/route/not_real")
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.add_link_without_label("/rowte");
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doc
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}
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