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74 lines
3.3 KiB
74 lines
3.3 KiB
use clap::Parser;
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use derive_more::From;
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use scraper::{Html, Selector};
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use colored::Colorize;
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#[derive(Default, Parser)]
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#[clap(author, version, about)]
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struct Arguments {
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#[clap(help = "Plume Labs location ID. For example, https://air.plumelabs.com/air-quality-in-XXX")]
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location: String,
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#[clap(short, long, help = "Display raw Air Quality Index")]
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raw: bool,
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#[clap(short, long, help = "Display AccuWeather Air Quality Index description")]
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description: bool,
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}
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#[derive(From, Debug)]
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enum Error {
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ReqwestError(reqwest::Error),
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HttpError,
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InvalidResponse,
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}
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fn main() -> Result<(), Error> {
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let arguments = Arguments::parse();
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let response = reqwest::blocking::get(format!("https://air.plumelabs.com/air-quality-in-{}", arguments.location))?;
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if !response.status().is_success() {
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return Err(Error::HttpError);
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}
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let content = response.text_with_charset("utf-8")?;
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let document = Html::parse_document(&content);
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let selector = Selector::parse("span[data-role=\"current-pi\"]").unwrap();
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let aqi = match match document.select(&selector).next() {
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Some(element) => element,
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None => return Err(Error::InvalidResponse),
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}.inner_html().trim().parse::<f32>() {
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Ok(aqi) => aqi,
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Err(_) => return Err(Error::InvalidResponse),
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} as u32;
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if arguments.raw {
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println!("{}", aqi);
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return Ok(());
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}
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println!("{} {}",
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match aqi {
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250.. => "Dangerous".purple(),
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150.. => "Very Unhealthy".purple(),
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100.. => "Unhealthy".magenta(),
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50.. => "Poor".red(),
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20.. => "Fair".yellow(),
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0.. => "Excellent".green(),
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}.bold(),
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match aqi {
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// 250.. => (no appropriate terminal color) // Dangerous 250+
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150.. => aqi.to_string().purple(), // Very Unhealthy 150-249
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100.. => aqi.to_string().magenta(), // Unhealthy 100-149
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50.. => aqi.to_string().red(), // Poor 50-99
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20.. => aqi.to_string().yellow(), // Fair 20-49
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0.. => aqi.to_string().green(), // Excellent 0-19
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}.bold()
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);
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if arguments.description {
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println!("{}", match aqi {
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250.. => "Any exposure to the air, even for a few minutes, can lead to serious health effects on everybody. Avoid outdoor activities.",
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150.. => "Health effects will be immediately felt by sensitive groups and should avoid outdoor activity. Healthy individuals are likely to experience difficulty breathing and throat irritation; consider staying indoors and rescheduling outdoor activities.",
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100.. => "Health effects can be immediately felt by sensitive groups. Healthy individuals may experience difficulty breathing and throat irritation with prolonged exposure. Limit outdoor activity.",
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50.. => "The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.",
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20.. => "The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.",
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0.. => "The air quality is ideal for most individuals; enjoy your normal outdoor activities.",
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});
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}
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return Ok(());
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}
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