fix(core): use suglify to find commune by name

src/index.ts

@@ -8,8 +8,8 @@
 
 // Export the compiled rules and the types.
 
-import compiledRules from "../build";
-export type { Questions, RuleName } from "../build";
+import compiledRules from "../publicodes-build";
+export type { Questions, RuleName } from "../publicodes-build";
 /**
  * Publicodes rules compiled in a single JSON object.
  */
@@ -20,6 +20,10 @@ export const rules = compiledRules;
 export * as data from "./data";
 export type { AideRuleNames, Commune, Localisation } from "./data";
 
+// Export the utils functions.
+
+export { slugify } from "./lib/utils";
+
 // Export the AidesVeloEngine class and the Aide type.
 
 export { AidesVeloEngine } from "./lib/AidesVeloEngine";

src/lib/AidesVeloEngine.ts

@@ -11,7 +11,8 @@ import {
   RuleName,
   rules,
 } from "..";
-import { Situation } from "../../build";
+import { Situation } from "../../publicodes-build";
+import { slugify } from "./utils";
 
 /**
  * Represents an aid with its metadata.
@@ -226,9 +227,7 @@ export class AidesVeloEngine {
    * @returns The commune if found, `undefined` otherwise.
    */
   static getCommuneByName(name: string): Commune | undefined {
-    return data.communes.find(
-      ({ nom }) => nom.toLowerCase() === name.toLowerCase(),
-    );
+    return data.communes.find(({ slug }) => slug === slugify(name));
   }
 
   /**

src/lib/utils.ts

@@ -0,0 +1,19 @@
+/**
+ * Slugify a string by removing accents, converting to lowercase, and replacing
+ * spaces with hyphens.
+ *
+ * @note It's used to generate the slugified name of the communes.
+ *
+ * Source: https://byby.dev/js-slugify-string
+ */
+export function slugify(str: string): string {
+  return str
+    .normalize("NFKD") // split accented characters into their base characters and diacritical marks
+    .replace(/[\u0300-\u036f]/g, "") // remove all the accents, which happen to be all in the \u03xx UNICODE block.
+    .trim() // trim leading or trailing whitespace
+    .replace("œ", "oe") // Remove invalid chars
+    .toLowerCase() // convert to lowercase
+    .replace(/[^a-z0-9 -]/g, "") // remove non-alphanumeric characters
+    .replace(/\s+/g, "-") // replace spaces with hyphens
+    .replace(/-+/g, "-"); // remove consecutive hyphens
+}

test/aidesVeloEngine.test.ts

@@ -25,6 +25,16 @@ describe("AidesVeloEngine", () => {
     });
   });
 
+  describe("getCommuneByName()", () => {
+    it("should managed to find a commune by its name even if not slugified", () => {
+      expect(AidesVeloEngine.getCommuneByName("Paris")?.nom).toEqual("Paris");
+      expect(AidesVeloEngine.getCommuneByName("paris")?.nom).toEqual("Paris");
+      expect(
+        AidesVeloEngine.getCommuneByName("SENNECEY LES DIJON")?.nom,
+      ).toEqual("Sennecey-lès-Dijon");
+    });
+  });
+
   describe("getAllAidesIn()", () => {
     it("should return all aids in France by default", () => {
       const engine = globalTestEngine.shallowCopy();