Add an accommodations reservations module (#188)

Add a new module to enable accommodations reservation

![](https://gitea.communiquons.org/attachments/de1f5b12-0a93-40f8-b29d-97665daa6fd5)

Reviewed-on: #188

geneit_app/src/utils/form_utils.ts

@@ -0,0 +1,21 @@
+import { LenConstraint } from "../api/ServerApi";
+
+/**
+ * Check if a constraint was respected or not
+ *
+ * @returns An error message appropriate for the constraint
+ * violation, if any, or undefined otherwise
+ */
+export function checkConstraint(
+  constraint: LenConstraint,
+  value: string | undefined
+): string | undefined {
+  value = value ?? "";
+  if (value.length < constraint.min)
+    return `Veuillez indiquer au moins ${constraint.min} caractères !`;
+
+  if (value.length > constraint.max)
+    return `Veuillez indiquer au maximum ${constraint.max} caractères !`;
+
+  return undefined;
+}

geneit_app/src/utils/time_utils.ts

@@ -0,0 +1,31 @@
+/**
+ * Get formatted UNIX date
+ */
+export function fmtUnixDate(time: number): string {
+  return new Date(time * 1000).toLocaleString("fr-FR");
+}
+
+/**
+ * Get formatted UNIX date for Full Calendar
+ */
+export function fmtUnixDateFullCalendar(
+  time: number,
+  correctEnd: boolean
+): string {
+  let d = new Date(time * 1000);
+
+  if (d.getHours() > 0 && correctEnd)
+    d = new Date(time * 1000 + 3600 * 24 * 1000);
+
+  const s = `${d.getFullYear()}-${(d.getMonth() + 1)
+    .toString(10)
+    .padStart(2, "0")}-${d.getDate().toString(10).padStart(2, "0")}`; /*T${d
+    .getHours()
+    .toString(10)
+    .padStart(2, "0")}:${d.getMinutes().toString(10).padStart(2, "0")}:${d
+    .getSeconds()
+    .toString(10)
+    .padStart(2, "0")}`*/
+
+  return s;
+}