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use crate::poem::{read::Readable, recite::Reciteable, Poem};
pub mod environment;
pub use environment::Environment;
use std::fs;
use std::path::PathBuf;
pub fn env() -> Environment {
// Create a new Environment object, to store some extra shell info
let mut env = Environment::new();
// Use local repo path if running the debug target
let global_rc = if cfg!(debug_assertions) {
let mut base = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
base.push("dist/etc/dwvshrc");
base
} else {
PathBuf::from("/etc/dwvshrc")
};
// User defined rc file in ~
let mut local_rc = PathBuf::from(env!("HOME"));
local_rc.push(".dwvshrc");
// Read, read, and recite
rrr(global_rc, &mut env);
rrr(local_rc, &mut env);
// Return the new environment
env
}
fn rrr(path: PathBuf, env: &mut Environment) {
let poetry = match fs::read_to_string(&path) {
Ok(poetry) => poetry,
Err(e) => {
if path.to_string_lossy().contains("etc/dwvshrc") {
eprintln!(
"dwvsh: unable to read global dwvshrc file: {}",
e.to_string().to_lowercase()
);
}
return;
}
};
let poem = match Poem::read(poetry) {
Ok(poem) => poem,
Err(e) => {
eprintln!(
"dwvsh: error in {}: {}",
path.display(),
e.to_string().to_lowercase()
);
return;
}
};
match poem.recite(env, None) {
Ok(_) => {}
Err(e) => {
eprintln!("dwvsh: {}", e.to_string().to_lowercase());
return;
}
}
}
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