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|
use super::{SearchEngine, SearchState};
use crate::atuin_client::{
database::{ClientSqlite, OptFilters, QueryToken, QueryTokenizer},
history::History,
settings::SearchMode,
};
use async_trait::async_trait;
use eyre::Result;
use norm::Metric;
use norm::fzf::{FzfParser, FzfV2};
use std::ops::Range;
use tracing::{Level, instrument};
pub(crate) struct Search(pub(crate) SearchMode);
#[async_trait]
impl SearchEngine for Search {
#[instrument(skip_all, level = Level::TRACE, name = "db_search", fields(mode = ?self.0, query = %state.input.as_str()))]
async fn full_query(
&mut self,
state: &SearchState,
db: &mut ClientSqlite,
) -> Result<Vec<History>> {
let results = db
.search(
self.0,
state.filter_mode,
&state.context,
state.input.as_str(),
OptFilters {
limit: Some(200),
..Default::default()
},
)
.await
// ignore errors as it may be caused by incomplete regex
.map_or(Vec::new(), |r| r.into_iter().collect());
Ok(results)
}
#[instrument(skip_all, level = Level::TRACE, name = "db_highlight")]
fn get_highlight_indices(&self, command: &str, search_input: &str) -> Vec<usize> {
if self.0 == SearchMode::Prefix {
return vec![];
} else if self.0 == SearchMode::FullText {
return get_highlight_indices_fulltext(command, search_input);
}
let mut fzf = FzfV2::new();
let mut parser = FzfParser::new();
let query = parser.parse(search_input);
let mut ranges: Vec<Range<usize>> = Vec::new();
fzf.distance_and_ranges(query, command, &mut ranges);
// convert ranges to all indices
ranges.into_iter().flatten().collect()
}
}
#[instrument(skip_all, level = Level::TRACE, name = "db_highlight_fulltext")]
pub(crate) fn get_highlight_indices_fulltext(command: &str, search_input: &str) -> Vec<usize> {
let mut ranges = vec![];
let lower_command = command.to_ascii_lowercase();
for token in QueryTokenizer::new(search_input) {
let matchee = if token.has_uppercase() {
command
} else {
&lower_command
};
if token.is_inverse() {
continue;
}
match token {
QueryToken::Or => {}
QueryToken::Regex(r) => {
if let Ok(re) = regex::Regex::new(r) {
for m in re.find_iter(command) {
ranges.push(m.range());
}
}
}
QueryToken::MatchStart(term, _) => {
if matchee.starts_with(term) {
ranges.push(0..term.len());
}
}
QueryToken::MatchEnd(term, _) => {
if matchee.ends_with(term) {
let l = matchee.len();
ranges.push((l - term.len())..l);
}
}
QueryToken::Match(term, _) | QueryToken::MatchFull(term, _) => {
for (idx, m) in matchee.match_indices(term) {
ranges.push(idx..(idx + m.len()));
}
}
}
}
let mut ret: Vec<_> = ranges.into_iter().flatten().collect();
ret.sort_unstable();
ret.dedup();
ret
}
|
