Don't fail when there is a discontinuity of legislatures

packages/common/src/mesures.ts

@@ -199,19 +199,19 @@ export function getOrganeAtDate(
   organes: Organe[],
   date: string,
 ): Organe | undefined {
-  let found: Organe | undefined = undefined
-  for (const organe of organes) {
-    if ((organe.viMoDe.dateDebut as unknown as string) > date) {
-      break
-    }
-    if (
-      organe.viMoDe.dateFin === undefined ||
-      (organe.viMoDe.dateFin as unknown as string) >= date
-    ) {
-      found = organe
+  // Sometimes, for example for the legislatures during the dissolution of 2024-06-09,
+  // there is a lapse of days between the end of an organe and the creation of a new one.
+  // When it occurs, assume that the previous organe continues until the next one begins.
+  // => Don't use organe.viMoDe.dateFin.
+  //
+  // Note: This function assumes that organes are sorted in chronological order of
+  // organe.viMoDe.dateDebut.
+  for (const organe of organes.reverse()) {
+    if ((organe.viMoDe.dateDebut as unknown as string) <= date) {
+      return organe
     }
   }
-  return found
+  return undefined
 }
 
 export function hashEcheancier(echeancier: Echeancier): string {