added menu search

backend/src/api/menu.rs

@@ -0,0 +1,61 @@
+use oracle::{Result, Connection};
+use serde::{Serialize, Deserialize};
+use log::{info, error};
+use actix_web::{self, Responder, web::Json, HttpResponse};
+
+use crate::config::{ORACLE_USER, ORACLE_PASS, ORACLE_CON_STR};
+
+#[derive(Serialize, Deserialize, Debug, Default)]
+pub struct SearchTerm{
+    search_term: String
+}
+
+#[derive(Serialize, Deserialize, Debug, Default)]
+pub struct SearchResults {
+    results: Vec<SearchResult>
+}
+
+#[derive(Serialize, Deserialize, Debug, Default)]
+pub struct SearchResult {
+    item_name: Option<String>,
+    item_id: u32,
+    eatery_id: Option<u32>,
+    serving_size: Option<String>
+}
+
+pub async menu_search(term: Json<SearchTerm>) -> Json<SearchResults> {
+
+    let term = term.into_inner();
+
+    match fuzzy_search(term) {
+        Ok(result) => Json(result),
+        Err(e) => {
+            error!("failed to search for {}", term);
+            Json(vec![])
+        }
+    }
+
+}
+
+fn fuzzy_search(term: &str) -> Result<SearchResults> {
+    let conn = Connection::connect(ORACLE_USER,ORACLE_PASS,ORACLE_CON_STR)?;
+    let stmt = conn.statement("select * from menu_item where item_name like :term").build()?;
+    
+    let rows = stmt.query_named(&[("term", &term))?;
+
+    let rows_vec = SearchResults::default();
+
+    for row_result in rows{
+        let row = row_result?;
+        rows_vec.results.push( SearchResult {
+        item_name: row.get(0).unwrap_or(None),
+        item_id: row.get(1)?,
+        eatery_id: row.get(2).unwrap_or(None),
+        serving_size: row.get(3).unwrap_or(None)
+        };
+    }
+
+    Ok(rows_vec)
+
+}
+

backend/src/api/mod.rs

@@ -2,4 +2,5 @@ pub mod user;
 pub mod eatery;
 pub mod plan;
 pub mod week;
+pub mod menu;