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use anyhow::Result;
use lazy_static::lazy_static;
use std::default::Default;
use std::path::PathBuf;
pub struct Config {
pub help: bool,
pub version: bool,
pub port: u16,
pub db_path: PathBuf,
}
impl Default for Config {
fn default() -> Self {
Config {
help: false,
version: false,
port: 3000,
db_path: "./urls.db_3".into(),
}
}
}
lazy_static! {
pub static ref CONFIG: Config = parse_args().unwrap_or(Default::default());
}
pub static HELP_TEXT: &'static str = "
Usage
-----
isostatic [-h | --help] [--port <number>] [--database <path>]
Options
-------
-h, --help Prints help information
--port Port to start the server on (default: 3000)
--database Path to database (default: urls.db_3)
-v, --version Print crate version
";
fn parse_args() -> Result<Config> {
let mut _a = pico_args::Arguments::from_env();
return Ok(Config {
help: _a.contains(["-h", "--help"]),
version: _a.contains(["-v", "--version"]),
port: _a
.opt_value_from_fn("--port", str::parse::<u16>)?
.unwrap_or(7878),
db_path: _a
.opt_value_from_str("--database")?
.unwrap_or(PathBuf::from("./urls.db_3")),
});
}
pub fn version() {
println!("isostatic v{}", env!("CARGO_PKG_VERSION"));
}
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