Exercice 1

frontend-react/src/App.tsx

@@ -1,17 +1,39 @@
-import React from "react";
+import React, { useState } from "react";
 import { useAppointments } from "./Appointments";
 import "./App.css";
 
 function App() {
   const { appointments, loading } = useAppointments();
 
+  // Step 1 : Pagination 
+
+  const [CurrentPage, setCurrentPage ] = useState(1);
+  const itemsPage = 100;
+
+  // function math 
+  const totalPages = Math.ceil(appointments.length / itemsPage);
+  const start = (CurrentPage - 1) * itemsPage
+  const currentApointments = appointments.slice(start, start + itemsPage)
+
+  //Function for Buttons Navigation
+  const Prev = () => setCurrentPage ((prev) => Math.max(prev - 1, 1));
+  const Next = () => setCurrentPage ((prev) => Math.min(prev + 1, totalPages));
+
+
+
   return loading ? (
     <p>Loading...</p>
   ) : (
     <div className="app">
       <h1 className="title">Appointments</h1>
+      {/* Final Step : Buttons Pagination */}
+      <div className="pagination">
+        <button onClick={Prev} disabled={CurrentPage===1}>Prev</button>
+        <span>Page {CurrentPage} / {totalPages} </span>
+        <button onClick={Next} disabled={CurrentPage===totalPages}>Next</button>
+      </div>
       <ul className="appointment-list">
-        {appointments.map((appointment) => (
+        {currentApointments.map((appointment) => (
           <li>
             <span>
               <span className="appointment-seller">{appointment.seller}</span>