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|
use data;
use handlebars_iron::{HandlebarsEngine, MemorySource, Template};
use iron::headers::ContentType;
use iron::modifiers::Header;
use iron::{self, Iron, Plugin, Chain, Request, Response, IronResult, status};
use rusqlite::Connection;
use std::collections::BTreeMap;
use persistent::Write;
use handlebars_iron::handlebars::to_json;
use serde_json::Map;
use params;
#[derive(Debug)]
pub struct State {
pub connection: Connection,
}
impl iron::typemap::Key for State {
type Value = State;
}
fn make_renderer() -> HandlebarsEngine {
let mut e = HandlebarsEngine::new();
let mut templates = BTreeMap::new();
templates.insert(
"quotes".to_string(),
include_str!("data/templates/quotes.hbs").to_string(),
);
e.add(Box::new(MemorySource(templates)));
if let Err(r) = e.reload() {
panic!("Error loading templates: {}", r)
}
e
}
fn quotes(r: &mut Request) -> IronResult<Response> {
let mut result = Map::new();
let quote_id = {
let map = itry!(r.get_ref::<params::Params>());
match map.get("id") {
Some(¶ms::Value::String(ref id)) => Some(itry!(id.parse::<i64>())),
_ => None,
}
};
let quotes = {
let mu = r.get::<Write<State>>().unwrap();
let state = mu.lock().unwrap();
match quote_id {
Some(id) => vec!(data::get_quote(&state.connection, id)?),
None => data::get_quotes(&state.connection)?,
}
};
result.insert("quotes".to_string(), to_json("es));
Ok(Response::with((
status::Ok,
Header(ContentType::html()),
Template::new("quotes", result),
)))
}
pub fn serve(state: State, port: u16) {
let router =
router!(
index: get "/" => quotes,
view_quote: get "/view_quote" => quotes,
);
let mut chain = Chain::new(router);
chain.link_after(make_renderer());
chain.link(Write::<State>::both(state));
let bind_address = format!("{}:{}", "::", port);
let _server = Iron::new(chain).http(bind_address.as_str());
info!("Serving on {}", bind_address);
}
|
