Moved all student management tools into student app for global uses (working)
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Clayzxr
@@ -1,73 +0,0 @@
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import { useEffect, useState } from "preact/hooks";
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interface Promotion {
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id: number;
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name: string;
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}
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interface Student {
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id: number;
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firstName: string;
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lastName: string;
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email: string;
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promotionId: number;
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promotionName: string;
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}
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export default function ConsultStudents() {
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const [data, setData] = useState<{ promotions: Promotion[]; students: Student[] } | null>(null);
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const [error, setError] = useState<string | null>(null);
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useEffect(() => {
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const fetchData = async () => {
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try {
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const response = await fetch("/mobility/api/insert_students");
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if (!response.ok) {
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throw new Error(`Error fetching data: ${response.statusText}`);
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}
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const result = await response.json();
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setData(result);
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} catch (err) {
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console.error("Error fetching data:", err);
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setError("Failed to load data. Please try again later.");
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}
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};
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fetchData();
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}, []);
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return (
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<section>
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<h2>Consult Students</h2>
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{error && <p className="error">{error}</p>}
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{data?.promotions.map((promo) => (
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<div key={promo.id}>
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<h3>Promotion: {promo.name}</h3>
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<table>
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<thead>
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<tr>
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<th>ID</th>
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<th>First Name</th>
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<th>Last Name</th>
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<th>Email</th>
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</tr>
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</thead>
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<tbody>
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{data.students
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.filter((student) => student.promotionId === promo.id)
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.map((student) => (
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<tr key={student.id}>
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<td>{student.id}</td>
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<td>{student.firstName}</td>
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<td>{student.lastName}</td>
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<td>{student.email}</td>
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</tr>
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))}
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</tbody>
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</table>
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</div>
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))}
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</section>
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);
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}
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@@ -1,73 +0,0 @@
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// @deno-types="https://cdn.sheetjs.com/xlsx-0.20.3/package/types/index.d.ts"
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import * as XLSX from "https://cdn.sheetjs.com/xlsx-0.20.3/package/xlsx.mjs";
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import { useSignal } from "@preact/signals";
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export default function UploadStudents() {
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const statusMessage = useSignal<string>("");
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const fileData = useSignal<File | null>(null);
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const handleFileChange = (event: Event) => {
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const input = event.target as HTMLInputElement;
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if (input.files && input.files.length > 0) {
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fileData.value = input.files[0];
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statusMessage.value = "File selected: " + input.files[0].name;
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} else {
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fileData.value = null;
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statusMessage.value = "No file selected";
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}
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};
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const confirmUpload = async () => {
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if (!fileData.value) {
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statusMessage.value = "Please select a file before confirming upload.";
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return;
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}
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try {
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const reader = new FileReader();
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reader.onload = async (e) => {
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const arrayBuffer = e.target?.result as ArrayBuffer;
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const workbook = XLSX.read(arrayBuffer, { type: "array" });
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for (const sheetName of workbook.SheetNames) {
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const sheet = workbook.Sheets[sheetName];
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const data = XLSX.utils.sheet_to_json(sheet, {
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header: ["Nom", "Prénom", "Mail"],
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range: 1, // Ignorer les en-têtes
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});
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const response = await fetch("/mobility/api/insert_students", {
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method: "POST",
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headers: { "Content-Type": "application/json" },
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body: JSON.stringify({ promoName: sheetName, data }),
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});
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if (!response.ok) {
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throw new Error(`Failed to insert data for promotion ${sheetName}`);
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}
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}
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statusMessage.value = "Data uploaded and inserted successfully!";
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};
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reader.onerror = () => {
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statusMessage.value = "Error reading the file.";
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};
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reader.readAsArrayBuffer(fileData.value);
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} catch (error) {
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console.error("Error uploading file:", error);
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statusMessage.value = "An unexpected error occurred during upload.";
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}
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};
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return (
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<div>
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<h2>Upload Students</h2>
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<input type="file" accept=".xlsx, .xls" onChange={handleFileChange} />
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<button onClick={confirmUpload}>Confirm Upload</button>
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<p>{statusMessage.value}</p>
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</div>
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);
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}
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@@ -8,9 +8,8 @@ const properties: AppProperties = {
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index: "Homepage",
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overview: "Mobility overview",
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mobility: "Mobility management",
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students: "Students management",
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},
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adminOnly: ["students"],
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adminOnly: ["mobility"],
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};
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export default properties;
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@@ -1,102 +0,0 @@
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import { Handlers } from "$fresh/server.ts";
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import { Database } from "@db/sqlite";
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export const handler: Handlers = {
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async GET() {
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try {
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const db = new Database("databases/data/mobility.db");
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db.prepare(
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`
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CREATE TABLE IF NOT EXISTS promotions (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT UNIQUE NOT NULL
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);
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`
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).run();
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db.prepare(
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`
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CREATE TABLE IF NOT EXISTS students (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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firstName TEXT NOT NULL,
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lastName TEXT NOT NULL,
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email TEXT NOT NULL,
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promotionId INTEGER NOT NULL,
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FOREIGN KEY (promotionId) REFERENCES promotions (id)
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);
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`
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).run();
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const promotions = db.prepare("SELECT id, name FROM promotions").all();
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const students = db
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.prepare(
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`
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SELECT students.id, firstName, lastName, email, promotionId, promotions.name AS promotionName
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FROM students
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JOIN promotions ON students.promotionId = promotions.id
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`
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)
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.all();
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db.close();
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return new Response(
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JSON.stringify({ promotions, students }),
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{
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status: 200,
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headers: { "Content-Type": "application/json" },
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}
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);
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} catch (error) {
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console.error("Error fetching data:", error);
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return new Response("Failed to fetch data", { status: 500 });
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}
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},
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async POST(request) {
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console.log("API /mobility/api/insert_students called");
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try {
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const body = await request.json();
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const { data, promoName } = body;
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console.log("Received data:", { promoName, data });
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if (!promoName || !Array.isArray(data)) {
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throw new Error("Invalid request body");
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}
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const db = new Database("databases/data/mobility.db");
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db.prepare(
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"INSERT OR IGNORE INTO promotions (name) VALUES (?)"
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).run(promoName);
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const promoIdRow = db
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.prepare("SELECT id FROM promotions WHERE name = ?")
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.get(promoName);
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const promoId = promoIdRow.id;
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console.log(`Promotion ID for "${promoName}":`, promoId);
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const insertQuery = db.prepare(
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"INSERT INTO students (firstName, lastName, email, promotionId) VALUES (?, ?, ?, ?)"
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);
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for (const student of data) {
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console.log("Inserting student:", student);
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insertQuery.run(student.Nom, student["Prénom"], student.Mail, promoId);
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}
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db.close();
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console.log("All data inserted successfully");
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return new Response("Data inserted successfully", { status: 201 });
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} catch (error) {
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console.error("Error inserting data:", error);
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return new Response("Failed to insert data", { status: 500 });
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}
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},
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};
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@@ -1,20 +0,0 @@
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import { RouteConfig } from "$fresh/server.ts";
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import UploadStudents from "../(_islands)/UploadStudents.tsx";
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import ConsultStudents from "../(_islands)/ConsultStudents.tsx";
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//import EditStudents from "../(_islands)/EditStudents.tsx";
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export const config: RouteConfig = {
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skipAppWrapper: false,
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skipInheritedLayouts: false,
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};
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export default function Students() {
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return (
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<section id="students-page">
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<h1>Manage Promotions</h1>
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<UploadStudents />
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<hr />
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<ConsultStudents />
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</section>
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);
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}
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