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refactor(search): simplify order by + wire reverse

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This commit is contained in:
Edouard Vanbelle
2026-07-26 17:22:00 +02:00
parent e5fa234f3a
commit 87ddf8ffc8
8 changed files with 115 additions and 57 deletions
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src/application/dtos/search_dto.rs
+22 -9
View File
@@ -64,9 +64,18 @@ pub struct SearchCriteriaDto {
#[serde(default)]
pub offset: usize,
/// Sort order for results: "relevance", "name", "name_desc", "date", "date_desc", "size", "size_desc"
/// Sort dimension. Canonical set: `"relevance"` | `"name"` | `"size"`
/// | `"updated_at"` | `"created_at"`. Direction is `reverse` below —
/// the `_desc` suffix pattern was retired 2026-07-26 in favour of
/// a single boolean, so every consumer treats "which column" and
/// "which direction" as orthogonal concerns.
#[serde(default = "default_sort_by")]
pub sort_by: String,
/// Reverse the sort direction — descending for name/size/date,
/// no-op for `relevance` (a descending relevance sort is meaningless).
#[serde(default)]
pub reverse: bool,
}
/// Default value for recursive search (true)
@@ -100,6 +109,7 @@ impl Default for SearchCriteriaDto {
limit: default_limit(),
offset: 0,
sort_by: default_sort_by(),
reverse: false,
}
}
}
@@ -345,10 +355,11 @@ pub struct SearchResourcesQuery {
pub cursor: Option<String>,
/// Sort dimension. Supported: `"relevance"` (default), `"name"`,
/// `"name_desc"`, `"date"` (= `modified_at`), `"date_desc"`,
/// `"size"`, `"size_desc"`. Names match the pre-normalisation
/// values `SearchCriteriaDto.sort_by` accepted so cached results
/// remain reachable.
/// `"size"`, `"updated_at"`, `"created_at"`. Direction is the
/// separate `reverse` flag — the historical `_desc` suffix pattern
/// (`name_desc`, `date_desc`, `size_desc`) was retired 2026-07-26
/// in favour of a single boolean, and `"date"` was renamed to the
/// more explicit `"updated_at"` alongside the new `"created_at"`.
pub order_by: Option<String>,
/// Comma-separated resource types to include, e.g. `"file,folder"`.
@@ -399,10 +410,11 @@ impl SearchResourcesQuery {
.as_deref()
.and_then(SearchResourceCursor::decode)
}
/// Convert to the internal `SearchCriteriaDto` the service still
/// consumes. `limit` / `offset` come from the decoded cursor (or the
/// query's `limit` on the first page). Sort names pass through
/// verbatim — the service's `sort_by` matcher accepts the same set.
/// Convert to the internal `SearchCriteriaDto` the service consumes.
/// `limit` / `offset` come from the decoded cursor (or the query's
/// `limit` on the first page). `sort_by` + `reverse` pass through as
/// two orthogonal fields — every downstream consumer (SQL builders,
/// in-memory folder sort) reads both.
pub fn to_criteria(&self) -> SearchCriteriaDto {
let offset = self.decode_cursor().map(|c| c.offset).unwrap_or(0);
let file_types = self.type_filter.as_deref().map(|s| {
@@ -425,6 +437,7 @@ impl SearchResourcesQuery {
limit: self.limit_clamped(),
offset,
sort_by: self.order_by.clone().unwrap_or_else(default_sort_by),
reverse: self.reverse,
}
}
/// Which resource kinds to include. `None` = both. Anything else
src/application/services/search_service.rs
+41 -16
View File
@@ -201,14 +201,23 @@ fn content_relevance(score: f32, max_score: f32) -> u32 {
/// Re-sort the merged file list with the same semantics the folder list
/// uses. Only invoked when content hits were merged into a SQL-ordered page.
fn sort_enriched_files(files: &mut [SearchFileResultDto], sort_by: &str) {
///
/// Sort dimension + direction are orthogonal (matches the wire
/// `SearchResourcesQuery` / internal `SearchCriteriaDto` split): 5
/// canonical `sort_by` values (`relevance | name | size | updated_at |
/// created_at`) × the boolean `reverse`.
fn sort_enriched_files(files: &mut [SearchFileResultDto], sort_by: &str, reverse: bool) {
match sort_by {
"name" if reverse => files.sort_by_cached_key(|f| Reverse(f.name.to_lowercase())),
"name" => files.sort_by_cached_key(|f| f.name.to_lowercase()),
"name_desc" => files.sort_by_cached_key(|f| Reverse(f.name.to_lowercase())),
"date" => files.sort_by_key(|f| f.modified_at),
"date_desc" => files.sort_by_key(|f| Reverse(f.modified_at)),
"updated_at" if reverse => files.sort_by_key(|f| Reverse(f.modified_at)),
"updated_at" => files.sort_by_key(|f| f.modified_at),
"created_at" if reverse => files.sort_by_key(|f| Reverse(f.created_at)),
"created_at" => files.sort_by_key(|f| f.created_at),
"size" if reverse => files.sort_by_key(|f| Reverse(f.size)),
"size" => files.sort_by_key(|f| f.size),
"size_desc" => files.sort_by_key(|f| Reverse(f.size)),
// `relevance` (default) — reverse is a no-op; descending
// relevance would be "least-relevant first," meaningless.
_ => files.sort_by_key(|f| Reverse(f.relevance_score)),
}
}
@@ -519,7 +528,7 @@ impl SearchService {
added += 1;
}
if added > 0 {
sort_enriched_files(enriched_files, &criteria.sort_by);
sort_enriched_files(enriched_files, &criteria.sort_by, criteria.reverse);
}
Ok(added)
}
@@ -734,20 +743,33 @@ impl SearchUseCase for SearchService {
})
.collect();
// Sort folders (cached_key avoids O(N log N) temporary String allocations)
match criteria.sort_by.as_str() {
"name" => {
// Sort folders (cached_key avoids O(N log N) temporary String allocations).
// 5-dimension model (`relevance | name | size | updated_at | created_at`)
// × the boolean `reverse` — matches the file-side `sort_enriched_files`
// + the SQL match in `file_blob_read_repository`. `size` isn't
// meaningful for folders (no size column), so it falls through
// to the relevance default.
match (criteria.sort_by.as_str(), criteria.reverse) {
("name", false) => {
enriched_folders.sort_by_cached_key(|f| f.name.to_lowercase());
}
"name_desc" => {
("name", true) => {
enriched_folders.sort_by_cached_key(|f| Reverse(f.name.to_lowercase()));
}
"date" => {
("updated_at", false) => {
enriched_folders.sort_by_key(|f| f.modified_at);
}
"date_desc" => {
("updated_at", true) => {
enriched_folders.sort_by_key(|f| Reverse(f.modified_at));
}
("created_at", false) => {
enriched_folders.sort_by_key(|f| f.created_at);
}
("created_at", true) => {
enriched_folders.sort_by_key(|f| Reverse(f.created_at));
}
// `relevance` (default) + `size` (N/A for folders) +
// anything unrecognised — all land on relevance-desc.
_ => {
enriched_folders.sort_by_key(|f| Reverse(f.relevance_score));
}
@@ -1147,17 +1169,20 @@ mod tests {
dto("b-content.txt", 30, 10, 200),
dto("a-name.txt", 80, 99, 100),
];
sort_enriched_files(&mut files, "relevance");
sort_enriched_files(&mut files, "relevance", false);
assert_eq!(
files[0].name, "a-name.txt",
"name match must outrank content match"
);
sort_enriched_files(&mut files, "size_desc");
// 5-dimension sort model (2026-07-26): direction is a separate
// boolean, `_desc` suffixes retired. `size + reverse=true` = old
// `size_desc`, `updated_at + reverse=false` = old `date`, etc.
sort_enriched_files(&mut files, "size", true);
assert_eq!(files[0].name, "a-name.txt");
sort_enriched_files(&mut files, "date");
sort_enriched_files(&mut files, "updated_at", false);
assert_eq!(files[0].name, "a-name.txt");
sort_enriched_files(&mut files, "name_desc");
sort_enriched_files(&mut files, "name", true);
assert_eq!(files[0].name, "b-content.txt");
}
}