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use std::{
fs::{self, File},
io::Read,
};
use reqwest::Client;
use toml;
use serde::{Deserialize, Serialize};
use serde_json;
use serde_yml;
// use crate::configmanager::Config;
use crate::shared::*;
fn get_config_path() -> Result<String, Box<dyn std::error::Error>> {
let home = std::env::var("HOME")?;
Ok(format!("{}/.config/WeatherFetch/Config.toml", home))
}
pub async fn parse_weather() -> Result<WeatherData, Box<dyn std::error::Error>> {
let config = get_config()?;
let client = Client::new();
let response = client
.get("https://api.open-meteo.com/v1/forecast")
.query(&[
("latitude", config.lat.to_string()),
("longitude", config.lon.to_string()),
("current", "temperature_2m,wind_speed_10m".to_string()),
(
"hourly",
"temperature_2m,relative_humidity_2m,wind_speed_10m".to_string(),
),
])
.send()
.await?;
let response_text = response.text().await?;
let weather_data: WeatherData = serde_json::from_str(&response_text)?;
let home = std::env::var("HOME")?;
let cache_dir = format!("{}/.cache/WeatherFetch", home);
fs::create_dir_all(&cache_dir)?;
let cache_path = format!("{}/weather.json", cache_dir);
let json_data = serde_json::to_string_pretty(&weather_data)?;
fs::write(&cache_path, json_data)?;
Ok(weather_data)
}
// TODO: Add exclude processing
#[derive(Debug, Deserialize)]
pub struct Config {
lat: f64,
lon: f64,
exclude: String,
}
pub fn get_config() -> Result<Config, Box<dyn std::error::Error>> {
let config_path = get_config_path()?;
if File::open(&config_path).is_err() {
generate_config()?;
}
let mut file = File::open(&config_path)?;
let mut content = String::new();
file.read_to_string(&mut content)?;
let config: Config = toml::from_str(&content)?;
Ok(config)
}
/*
pub fn generate_cachedir() -> Result<(), Box<dyn std::error::Error>> {
let home = std::env::var("HOME")?;
let cache_path = format!("{}/.cache/WeatherFetch/", home);
let _ = fs::create_dir(cache_path);
Ok(())
}
*/
/// Just writing example config to ~/.config/WeatherFetch/Config.toml
/// let _ = generate_config()
/// Result: ~/.config/WeatherFetch/Config.toml:
/// lat = 55.75
/// lon = 37.62
/// exclude = ""
pub fn generate_config() -> Result<(), Box<dyn std::error::Error>> {
let config_path = get_config_path()?;
let config = "lat = 55.75\nlon = 37.62\nexclude = \"\"";
let path = std::path::Path::new(&config_path);
if let Some(parent) = path.parent() {
fs::create_dir_all(parent)?;
}
fs::write(path, config)?;
println!("Config file generated at: {}", config_path);
Ok(())
}
/// For usage like type in `let`
#[derive(Serialize, Deserialize, Debug)]
struct Arts {
#[serde(rename = "Arts")]
arts: ArtsData,
}
/// Strings with arts from arts.yaml
#[derive(Serialize, Deserialize, Debug)]
struct ArtsData {
sun: String,
snow: String,
rain: String,
}
/// Weather type checker, crutch, it hurts me to look at it
pub fn determine_weather_type(temp: f32, humidity: Option<u32>) -> &'static str {
if temp < 0.0 {
return "snow";
}
if let Some(hum) = humidity {
if hum > 70 && temp < 25.0 {
return "rain";
}
}
"sun"
}
/// Arts loader with exception wrappers
fn load_arts() -> Result<ArtsData, Box<dyn std::error::Error>> {
let home = std::env::var("HOME")?;
let arts_path = format!("{}/.config/WeatherFetch/arts.yaml", home);
let content = match fs::read_to_string(&arts_path) {
Ok(c) => c,
Err(_) => {
// if arts.yaml not found
return Ok(ArtsData {
sun: "☀️ - ts emoji means program cant found ~/.config/WeatherFetch/arts.yaml"
.to_string(),
snow: "❄️ - ts emoji means program cant found ~/.config/WeatherFetch/arts.yaml"
.to_string(),
rain: "🌧️ - ts emoji means program cant found ~/.config/WeatherFetch/arts.yaml"
.to_string(),
});
}
};
let arts: Arts = serde_yml::from_str(&content)?;
Ok(arts.arts)
}
fn process_placeholders(art: &str) -> String {
let strart = art.to_string();
let mut processed_art = strart.replace("{0}", " ")
.replace("<Yellow>", "\x1b[0;33m")
.replace("<Blue>", "\x1b[0;34m")
.replace("<Purple>", "\x1b[0;35m")
.replace("<end>", "\x1b[0m");
processed_art
}
/// Choosing and retuns art (String)
/// Usage:
/// let data: WeatherData = parse_cached()?;
/// prepare_art(&data);
pub fn prepare_art(weather_data: &WeatherData) -> Result<String, Box<dyn std::error::Error>> {
let arts = load_arts()?;
let weather_type = determine_weather_type(
weather_data.current.temperature_2m,
weather_data.hourly.relative_humidity_2m.first().copied(),
);
let selected_art = match weather_type {
"snow" => &arts.snow,
"rain" => &arts.rain,
"sun" => &arts.sun,
_ => &arts.sun,
};
let processed_art = process_placeholders(selected_art);
Ok(processed_art)
}
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