Add pagination to search results.

Move to shared definition of json requests between client/server.

server/src/main.rs

@@ -22,17 +22,30 @@ fn hello() -> &'static str {
 async fn refresh(nm: &State<Notmuch>) -> Result<Json<String>, Debug<NotmuchError>> {
     Ok(Json(String::from_utf8_lossy(&nm.new()?).to_string()))
 }
+
 #[get("/search")]
-async fn search_all(nm: &State<Notmuch>) -> Result<Json<SearchSummary>, Debug<NotmuchError>> {
-    search(nm, "*").await
+async fn search_all(
+    nm: &State<Notmuch>,
+) -> Result<Json<shared::SearchResult>, Debug<NotmuchError>> {
+    search(nm, "*", None, None).await
 }
 
-#[get("/search/<query>")]
+#[get("/search/<query>?<page>&<results_per_page>")]
 async fn search(
     nm: &State<Notmuch>,
     query: &str,
-) -> Result<Json<SearchSummary>, Debug<NotmuchError>> {
-    let res = nm.search(query)?;
+    page: Option<usize>,
+    results_per_page: Option<usize>,
+) -> Result<Json<shared::SearchResult>, Debug<NotmuchError>> {
+    let page = page.unwrap_or(0);
+    let results_per_page = results_per_page.unwrap_or(10);
+    let res = shared::SearchResult {
+        summary: nm.search(query, page * results_per_page, results_per_page)?,
+        query: query.to_string(),
+        page,
+        results_per_page,
+        total: nm.count(query)?,
+    };
     Ok(Json(res))
 }