tesla-charge-controller/server/src/main.rs

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Rust
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#[macro_use]
extern crate rocket;
use anyhow::Result;
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use clap::{Parser, Subcommand};
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use serde::{Deserialize, Serialize};
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use std::path::PathBuf;
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use teslatte::{
auth::{AccessToken, RefreshToken},
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FleetApi,
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};
use crate::{config::Config, errors::*};
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mod config;
mod errors;
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mod server;
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#[derive(Parser, Debug, Clone)]
#[clap(author, version, about, long_about = None)]
struct Args {
#[command(subcommand)]
command: Commands,
#[clap(long, default_value = "/etc/tesla-charge-controller")]
config_dir: PathBuf,
}
#[derive(Subcommand, Debug, Clone)]
enum Commands {
/// Run charge controller server
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Watch,
/// Print the default config file
GenerateConfig,
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}
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#[tokio::main]
async fn main() {
let args = Args::parse();
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let auth_path = args.config_dir.join("auth");
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let config_path = args.config_dir.join("config");
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match args.command {
Commands::GenerateConfig => {
println!(
"{}",
ron::ser::to_string_pretty(&Config::default(), Default::default()).unwrap()
);
}
Commands::Watch => match get_auth(auth_path).await {
Ok(api) => {
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let config: Config =
ron::from_str(&std::fs::read_to_string(&config_path).unwrap()).unwrap();
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let products = api.products().await;
match products {
Ok(res) => match res.first() {
Some(teslatte::products::Product::Vehicle(vehicle)) => {
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server::launch_server(server::ServerState {
config,
api,
vehicle: vehicle.clone(),
})
.await;
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}
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_ => println!("No first item"),
},
Err(e) => println!("Error getting products: {e:#?}"),
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}
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}
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Err(e) => println!("{}", e.error_string()),
},
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}
}
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#[derive(Serialize, Deserialize, Debug, Clone, Copy)]
pub struct Coords {
pub latitude: f64,
pub longitude: f64,
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}
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const COORD_PRECISION: f64 = 0.001;
impl Coords {
fn overlaps(&self, other: &Coords) -> bool {
(self.latitude - other.latitude).abs() < COORD_PRECISION
&& (self.longitude - other.longitude).abs() < COORD_PRECISION
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}
}
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async fn get_auth(auth_path: PathBuf) -> Result<FleetApi, AuthLoadError> {
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let key: AuthInfo = ron::from_str(&std::fs::read_to_string(&auth_path)?)?;
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let mut api = FleetApi::new(key.access_token, key.refresh_token);
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api.refresh().await?;
println!("Refreshed auth key");
save_key(auth_path, &api)?;
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// api.print_responses = teslatte::PrintResponses::Pretty;
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Ok(api)
}
#[derive(Serialize, Deserialize)]
struct AuthInfo {
access_token: AccessToken,
refresh_token: Option<RefreshToken>,
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}
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fn save_key(auth_path: PathBuf, api: &FleetApi) -> Result<(), SaveError> {
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std::fs::write(
auth_path,
ron::ser::to_string(&AuthInfo {
access_token: api.access_token.clone(),
refresh_token: api.refresh_token.clone(),
})?,
)?;
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println!("Auth successfully saved");
Ok(())
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}