76 lines
2.2 KiB
Rust
76 lines
2.2 KiB
Rust
#![doc = include_str!("../README.md")]
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#![warn(
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clippy::all,
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missing_debug_implementations,
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rust_2018_idioms,
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rustdoc::broken_intra_doc_links
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)]
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#![deny(missing_docs)]
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use std::sync::Mutex;
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use once_cell::sync::Lazy;
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use rocket::fairing::AdHoc;
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use rocket::serde::json::Json;
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use rocket::{get, routes};
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use serde::{Deserialize, Serialize};
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use self::update::update_loop;
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mod update;
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/// The base URL of My Autarco site.
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const BASE_URL: &str = "https://my.autarco.com";
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/// The interval between data polls.
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///
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/// This depends on with which interval Autaurco processes new information from the invertor.
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const POLL_INTERVAL: u64 = 300;
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/// The extra configuration necessary to access the My Autarco site.
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#[derive(Debug, Deserialize)]
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struct Config {
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/// The username of the account to login with
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username: String,
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/// The password of the account to login with
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password: String,
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/// The Autarco site ID to track
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site_id: String,
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}
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/// The global, concurrently accessible current status.
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static STATUS: Lazy<Mutex<Option<Status>>> = Lazy::new(|| Mutex::new(None));
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/// The current photovoltaic invertor status.
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#[derive(Clone, Copy, Debug, Serialize)]
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struct Status {
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/// Current power production (W)
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current_w: u32,
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/// Total energy produced since installation (kWh)
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total_kwh: u32,
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/// Timestamp of last update
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last_updated: u64,
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}
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/// Returns the current (last known) status.
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#[get("/", format = "application/json")]
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async fn status() -> Option<Json<Status>> {
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let status_guard = STATUS.lock().expect("Status mutex was poisoined");
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status_guard.map(Json)
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}
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/// Creates a Rocket and attaches the config parsing and update loop as fairings.
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#[rocket::launch]
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fn rocket() -> _ {
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rocket::build()
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.mount("/", routes![status])
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.attach(AdHoc::config::<Config>())
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.attach(AdHoc::on_liftoff("Updater", |rocket| {
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Box::pin(async move {
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// We don't care about the join handle nor error results?
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let config = rocket.figment().extract().expect("Invalid configuration");
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let _ = rocket::tokio::spawn(update_loop(config));
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})
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}))
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}
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