2021-08-26 01:13:49 +02:00
|
|
|
use std::collections::HashSet;
|
|
|
|
|
use gotham::{
|
|
|
|
|
helpers::http::response::create_response,
|
|
|
|
|
hyper::{Body, Response},
|
|
|
|
|
state::{FromState, State},
|
|
|
|
|
};
|
2021-08-28 01:00:13 +02:00
|
|
|
use mime::APPLICATION_JSON;
|
2021-08-26 01:13:49 +02:00
|
|
|
use http::StatusCode;
|
2021-08-28 01:00:13 +02:00
|
|
|
use crate::{AppState, PointExtractor};
|
2021-08-26 01:13:49 +02:00
|
|
|
|
|
|
|
|
|
|
|
|
|
pub fn get_details(state: State) -> (State, Response<Body>) {
|
|
|
|
|
let pe = PointExtractor::borrow_from(&state);
|
|
|
|
|
let app_state = AppState::borrow_from(&state);
|
|
|
|
|
let mut seen_srcs = HashSet::new();
|
2021-08-27 20:19:17 +02:00
|
|
|
let result = app_state.with_db(|db| {
|
2021-08-26 01:13:49 +02:00
|
|
|
db.query("SELECT src, attrs FROM areas WHERE coords @> $1::point ORDER BY coords <-> $1::point ASC", &[
|
|
|
|
|
&pe.to_point()
|
|
|
|
|
]).unwrap()
|
2021-08-27 20:19:17 +02:00
|
|
|
}).into_iter().filter(|row| {
|
2021-08-26 01:13:49 +02:00
|
|
|
let src: &str = row.get(0);
|
|
|
|
|
if seen_srcs.contains(src) {
|
|
|
|
|
false
|
|
|
|
|
} else {
|
|
|
|
|
seen_srcs.insert(src.to_owned());
|
|
|
|
|
true
|
|
|
|
|
}
|
|
|
|
|
}).map(|row| {
|
|
|
|
|
let attrs: serde_json::Value = row.get(1);
|
|
|
|
|
attrs
|
|
|
|
|
}).collect();
|
|
|
|
|
|
|
|
|
|
let body = serde_json::to_string(&serde_json::Value::Array(result)).unwrap();
|
|
|
|
|
let res = create_response(&state, StatusCode::OK, APPLICATION_JSON, body);
|
|
|
|
|
(state, res)
|
|
|
|
|
}
|
