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//! The Tor directory mirror implementation.
use crate::err::BuilderError;
use std::path::PathBuf;
/// Core data type of a directory mirror.
#[derive(Debug)]
pub struct DirMirror {
/// Access to the [`DirMirrorBuilder`].
builder: DirMirrorBuilder,
}
/// Builder type for [`DirMirror`].
#[derive(Debug, Default)]
pub struct DirMirrorBuilder {
/// The path to the SQLite database.
db_path: Option<PathBuf>,
}
impl DirMirror {
/// Returns a new [`DirMirrorBuilder`] with default values.
pub fn builder() -> DirMirrorBuilder {
DirMirrorBuilder::default()
}
}
impl DirMirrorBuilder {
/// Creates a new instance of a [`DirMirrorBuilder`].
pub fn new() -> Self {
Self::default()
}
/// Sets the path of the SQLite database to a path on the filesystem.
pub fn set_db_path(mut self, db_path: PathBuf) -> Self {
self.db_path = Some(db_path);
self
}
/// Builds a [`DirMirror`] from a [`DirMirrorBuilder`].
pub fn build(self) -> Result<DirMirror, BuilderError> {
if self.db_path.is_none() {
return Err(BuilderError::MissingField("db_path"));
}
Ok(DirMirror { builder: self })
}
}
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