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use std::{
fmt::Display,
path::{Path, PathBuf},
};
use log::debug;
pub mod error;
pub mod map_tree;
#[derive(Debug, Clone)]
pub struct Mapping {
pub raw_path: PathBuf,
pub keys: usize,
pub key: Vec<MapKey>,
}
#[derive(Clone, Debug, PartialEq, PartialOrd, Ord, Hash, Eq)]
pub struct MapKey {
value: String,
}
impl MapKey {
pub fn new(value: String) -> Self {
Self { value }
}
pub fn display(values: &[Self]) -> String {
values.iter().map(|value| value.value.clone()).collect()
}
}
impl Display for MapKey {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.write_str(&self.value)
}
}
impl Display for Mapping {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", self.raw_path.display())
}
}
impl Mapping {
pub fn new(home_path: &Path, initial_path: PathBuf) -> Mapping {
let raw_path = initial_path
.strip_prefix(home_path)
.expect("Must always be under the `home_path`");
let key = Self::path_to_keys(raw_path.to_str().expect("Should be a valid &str"));
Self {
raw_path: raw_path.to_owned(),
keys: key.len(),
key,
}
}
fn path_to_keys(path: &str) -> Vec<MapKey> {
let key: Vec<MapKey> = path.split('/').map(Self::part_path_to_key).collect();
debug!("Will insert: '{}' -> '{}'", path, MapKey::display(&key));
key
}
fn part_path_to_key(part: &str) -> MapKey {
let value = if part.contains('_') {
part.split('_').filter_map(|ch| ch.chars().nth(0)).collect()
} else if part.contains('-') {
part.split('-').filter_map(|ch| ch.chars().nth(0)).collect()
} else {
part.chars()
.nth(0)
.expect("Must have a first element")
.to_string()
};
MapKey::new(value)
}
}
// pub fn gen_hot_key(path: &Path, base_path: &Path, amount_of_chars: usize) -> String {
// let mut return_val = String::from("g");
// if path_filename_as_str.contains("_") {
// path_filename_as_str.split("_").for_each(|a| {
// return_val.push(
// a.chars()
// .nth(0)
// .expect("All names should have a first char"),
// )
// });
// } else {
// if path == base_path {
// return_val.push(
// path_filename_as_str
// .chars()
// .nth(0)
// .expect("All names should have a first char"),
// );
// } else {
// for a in 0..amount_of_chars {
// return_val.push(if let Some(b) = path_filename_as_str.chars().nth(a) {
// b
// } else {
// path_filename_as_str
// .chars()
// .nth(0)
// .expect("All names should have a first char")
// });
// }
// }
// }
// if path == base_path {
// return_val.push('.');
// }
// return_val
// }
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn gen_hot_key_test() {
let gen1 = gen_hot_key(
Path::new("/home/dt/repos/java_script"),
Path::new("/home/dt/repos"),
1,
);
assert_eq!(gen1, "grjs".to_owned());
}
#[test]
fn gen_hot_key_test_for_same_names() {
let gen1 = gen_hot_key(Path::new("/home/dt/repos/"), Path::new("/home/dt/repos"), 1);
assert_eq!(gen1, "gr.".to_owned());
}
#[test]
fn gen_hot_key_test_for_non_underscore_name() {
let gen1 = gen_hot_key(
Path::new("/home/dt/repos/rust"),
Path::new("/home/dt/repos"),
1,
);
assert_eq!(gen1, "grr".to_owned());
}
}
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