redirect to detail if there’s only a single result

Cargo.lock

@@ -57,12 +57,12 @@ dependencies = [
 
 [[package]]
 name = "actix-macros"
-version = "0.2.3"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "465a6172cf69b960917811022d8f29bc0b7fa1398bc4f78b3c466673db1213b6"
+checksum = "e01ed3140b2f8d422c68afa1ed2e85d996ea619c988ac834d255db32138655cb"
 dependencies = [
  "quote",
- "syn 1.0.109",
+ "syn 2.0.27",
 ]
 
 [[package]]
@@ -359,9 +359,9 @@ dependencies = [
 
 [[package]]
 name = "either"
-version = "1.8.1"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
+checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
 [[package]]
 name = "encoding_rs"
@@ -741,9 +741,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.31"
+version = "1.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fe8a65d69dd0808184ebb5f836ab526bb259db23c657efa38711b1072ee47f0"
+checksum = "50f3b39ccfb720540debaa0164757101c08ecb8d326b15358ce76a62c7e85965"
 dependencies = [
  "proc-macro2",
 ]
@@ -839,9 +839,9 @@ checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "scopeguard"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "semver"
@@ -851,29 +851,29 @@ checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
 
 [[package]]
 name = "serde"
-version = "1.0.171"
+version = "1.0.177"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30e27d1e4fd7659406c492fd6cfaf2066ba8773de45ca75e855590f856dc34a9"
+checksum = "63ba2516aa6bf82e0b19ca8b50019d52df58455d3cf9bdaf6315225fdd0c560a"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.171"
+version = "1.0.177"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "389894603bd18c46fa56231694f8d827779c0951a667087194cf9de94ed24682"
+checksum = "401797fe7833d72109fedec6bfcbe67c0eed9b99772f26eb8afd261f0abc6fd3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.26",
+ "syn 2.0.27",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.103"
+version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d03b412469450d4404fe8499a268edd7f8b79fecb074b0d812ad64ca21f4031b"
+checksum = "076066c5f1078eac5b722a31827a8832fe108bed65dfa75e233c89f8206e976c"
 dependencies = [
  "itoa",
  "ryu",
@@ -950,9 +950,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.26"
+version = "2.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "45c3457aacde3c65315de5031ec191ce46604304d2446e803d71ade03308d970"
+checksum = "b60f673f44a8255b9c8c657daf66a596d435f2da81a555b06dc644d080ba45e0"
 dependencies = [
  "proc-macro2",
  "quote",

Cargo.toml

@@ -6,11 +6,11 @@ edition = "2021"
 [dependencies]
 serde_json = "1.0"
 serde = { version = "1.0", features = ["derive"] }
-nom = "7.1.3"
+nom = "7.1"
-actix-web = { version = "4.3.0", default_features = false, features = ["macros"] }
+actix-web = { version = "4.3", default_features = false, features = ["macros"] }
-itertools = "0.11.0"
+itertools = "0.11"
-time = { version = "0.3.17", features = ["serde", "serde-human-readable"] }
+time = { version = "0.3", features = ["serde", "serde-human-readable"] }
-regex = { version = "1.7.1", default_features = false, features = ["std"] }
+regex = { version = "1.7", default_features = false, features = ["std"] }
 
 [dev-dependencies]
 test-case = "3.1"

src/data.rs

@@ -66,7 +66,7 @@ pub struct Set {
 impl Card {
     pub fn extended_info(&self) -> Result<String, fmt::Error> {
         let mut s = String::with_capacity(1000);
-        write!(s, "<p><a href=\"https://db.ygorganization.com/search#card:{}\">Rulings</a> – <a href=\"https://yugipedia.com/wiki/{}\">Yugipedia</a></p>", &self.name, &self.name.replace(' ', "_"))?;
+        write!(s, "<p><a href=\"https://db.ygorganization.com/search#card:{}\">Rulings</a> – <a href=\"https://yugipedia.com/wiki/{}\">Yugipedia</a></p>", &self.name, &self.id)?;
         s.push_str("<h3>Printings:</h3>");
         for printing in &self.card_sets {
             write!(s, "{}: {} ({})", printing.set_name, printing.set_code, printing.set_rarity)?;

src/main.rs

@@ -82,6 +82,12 @@ struct Query {
     q: String,
 }
 
+#[derive(Debug)]
+enum TargetPage {
+    Data(PageData),
+    Redirect(String),
+}
+
 #[derive(Debug)]
 struct PageData {
     description: String,
@@ -118,7 +124,7 @@ async fn search(q: Option<Either<web::Query<Query>, web::Form<Query>>>) -> AnyRe
     let mut res = String::with_capacity(10_000);
     let data = match q {
         Some(q) => compute_results(q)?,
-        None => PageData {
+        None => TargetPage::Data(PageData {
             title:       "YGO card search".to_owned(),
             description: "Enter a query above to search".to_owned(),
             query:       None,
@@ -126,10 +132,15 @@ async fn search(q: Option<Either<web::Query<Query>, web::Form<Query>>>) -> AnyRe
                           <p>Enter a query above to search or read the <a href=\"/help\">query syntax</a> for more information.</p>\
                           <p>The source code is available <a href=\"https://git.kageru.moe/kageru/aro\">on Gitea</a>.</p>"
                 .to_owned(),
-        },
+        }),
     };
+    match data {
+        TargetPage::Data(data) => {
             add_data(&mut res, &data)?;
             Ok(HttpResponse::Ok().insert_header(header::ContentType::html()).body(res))
+        }
+        TargetPage::Redirect(target) => Ok(HttpResponse::Found().insert_header((header::LOCATION, target)).finish()),
+    }
 }
 
 #[get("/card/{id}")]
@@ -187,18 +198,18 @@ fn add_searchbox(res: &mut String, query: &Option<String>) -> std::fmt::Result {
     )
 }
 
-fn compute_results(raw_query: String) -> AnyResult<PageData> {
+fn compute_results(raw_query: String) -> AnyResult<TargetPage> {
     let mut body = String::with_capacity(10_000);
     let (raw_filters, query) = match parser::parse_filters(raw_query.trim()) {
         Ok(q) => q,
         Err(e) => {
             let s = format!("Could not parse query: {e:?}");
-            return Ok(PageData {
+            return Ok(TargetPage::Data(PageData {
                 description: s.clone(),
                 query:       Some(raw_query),
                 body:        s,
                 title:       "YGO Card Database".to_owned(),
-            });
+            }));
         }
     };
     let now = Instant::now();
@@ -210,16 +221,17 @@ fn compute_results(raw_query: String) -> AnyResult<PageData> {
         .collect();
     let readable_query = format!("Showing {} results where {}", matches.len(), raw_filters.iter().map(|f| f.to_string()).join(" and "),);
     write!(body, "<span class=\"meta\">{readable_query} (took {:?})</span>", now.elapsed())?;
-    if matches.is_empty() {
+    match matches[..] {
-        return Ok(PageData {
+        [] => Ok(TargetPage::Data(PageData {
             description: readable_query,
             query: Some(raw_query),
             body,
             title: "No results - YGO Card Database".to_owned(),
-        });
+        })),
-    }
+        [card] => Ok(TargetPage::Redirect(format!("/card/{}", card.id))),
+        ref cards => {
             body.push_str("<div style=\"display: flex; flex-wrap: wrap;\">");
-    for card in &matches {
+            for card in cards {
                 write!(
                     body,
                     r#"<a class="cardresult" href="/card/{}"><img alt="Card Image: {}" src="{}/static/thumb/{}.jpg" class="thumb"/>{card}</a>"#,
@@ -230,12 +242,14 @@ fn compute_results(raw_query: String) -> AnyResult<PageData> {
                 )?;
             }
             body.push_str("</div>");
-    Ok(PageData {
+            Ok(TargetPage::Data(PageData {
                 description: readable_query,
                 query: Some(raw_query),
                 body,
-        title: format!("{} results - YGO Card Database", matches.len()),
+                title: format!("{} results - YGO Card Database", cards.len()),
-    })
+            }))
+        }
+    }
 }
 
 fn add_data(res: &mut String, pd: &PageData) -> AnyResult<()> {