Rollback to eebcb648
This commit is contained in:
Manus
430
deployment-package/source_server/attestationService.ts
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430
deployment-package/source_server/attestationService.ts
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import { getDb } from "./db";
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import { attestations, configAttestation, inscriptions, apprenants, sequences, formations, datesFormation } from "../drizzle/schema";
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import { eq, and } from "drizzle-orm";
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import { storagePut } from "./storage";
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import PDFDocument from "pdfkit";
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import { format } from "date-fns";
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import { fr } from "date-fns/locale";
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import crypto from "crypto";
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/**
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* Génère une attestation de formation en PDF
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*/
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export async function genererAttestationPDF(inscriptionId: number): Promise<{ s3Key: string; pdfUrl: string }> {
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const db = await getDb();
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if (!db) {
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throw new Error("Base de données non disponible");
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}
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// Récupérer les données de l'inscription
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const [inscriptionData] = await db
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.select({
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inscription: inscriptions,
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apprenant: apprenants,
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sequence: sequences,
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formation: formations,
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})
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.from(inscriptions)
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.innerJoin(apprenants, eq(inscriptions.apprenantId, apprenants.id))
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.innerJoin(sequences, eq(inscriptions.sequenceId, sequences.id))
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.innerJoin(formations, eq(sequences.formationId, formations.id))
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.where(eq(inscriptions.id, inscriptionId))
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.limit(1);
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if (!inscriptionData) {
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throw new Error("Inscription introuvable");
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}
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const { inscription, apprenant, sequence, formation } = inscriptionData;
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// Récupérer les dates de la séquence
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const dates = await db
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.select()
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.from(datesFormation)
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.where(eq(datesFormation.sequenceId, sequence.id));
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// Récupérer la configuration de l'attestation
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const [config] = await db
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.select()
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.from(configAttestation)
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.limit(1);
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// Créer le PDF
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const doc = new PDFDocument({
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size: "A4",
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margins: { top: 50, bottom: 50, left: 50, right: 50 },
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});
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const chunks: Buffer[] = [];
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doc.on("data", (chunk: Buffer) => chunks.push(chunk));
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return new Promise((resolve, reject) => {
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doc.on("end", async () => {
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try {
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const pdfBuffer = Buffer.concat(chunks);
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// Générer une clé S3 unique
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const randomSuffix = crypto.randomBytes(8).toString("hex");
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const s3Key = `attestations/${apprenant.id}-${sequence.id}-${randomSuffix}.pdf`;
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// Upload vers S3
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const { url } = await storagePut(s3Key, pdfBuffer, "application/pdf");
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resolve({ s3Key, pdfUrl: url });
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} catch (error) {
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reject(error);
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}
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});
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doc.on("error", reject);
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// Construction du PDF
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(async () => {
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try {
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// Logo en haut à droite si disponible
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if (config?.logoUrl) {
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try {
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const logoResponse = await fetch(config.logoUrl);
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const logoBuffer = Buffer.from(await logoResponse.arrayBuffer());
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doc.image(logoBuffer, doc.page.width - 150, 50, { width: 100 });
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} catch (error) {
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console.error("Erreur lors du chargement du logo:", error);
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}
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}
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// Titre
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doc.fontSize(24).font("Helvetica-Bold").text("ATTESTATION DE FORMATION", { align: "center" });
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doc.moveDown(2);
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// Texte personnalisable ou texte par défaut
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const texteAttestation = config?.texteAttestation ||
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"Nous attestons que {{nomComplet}} a suivi avec assiduité la formation \"{{nomFormation}}\" organisée du {{dateDebut}} au {{dateFin}}.";
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// Remplacer les variables
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const nomComplet = `${apprenant.prenom} ${apprenant.nom}`;
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const dateDebut = dates.length > 0 ? format(new Date(dates[0].dateDebut), "dd MMMM yyyy", { locale: fr }) : "";
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const dateFin = dates.length > 0 ? format(new Date(dates[dates.length - 1].dateFin), "dd MMMM yyyy", { locale: fr }) : "";
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const texteRempli = texteAttestation
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.replace(/\{\{nomComplet\}\}/g, nomComplet)
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.replace(/\{\{nomFormation\}\}/g, formation.nom)
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.replace(/\{\{dateDebut\}\}/g, dateDebut)
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.replace(/\{\{dateFin\}\}/g, dateFin);
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doc.fontSize(12).font("Helvetica").text(texteRempli, { align: "justify" });
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doc.moveDown(2);
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// Détails de la formation
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doc.fontSize(10).font("Helvetica-Bold").text("Détails de la formation :", { underline: true });
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doc.moveDown(0.5);
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doc.font("Helvetica");
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doc.text(`Formation : ${formation.nom}`);
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doc.text(`Séquence : ${sequence.nom}`);
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doc.text(`Lieu : ${sequence.lieu}`);
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doc.moveDown(0.5);
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doc.text("Dates :");
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dates.forEach((date) => {
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const dateStr = format(new Date(date.dateDebut), "dd/MM/yyyy", { locale: fr });
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const heureDebut = format(new Date(date.dateDebut), "HH:mm");
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const heureFin = format(new Date(date.dateFin), "HH:mm");
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doc.text(` • ${dateStr} de ${heureDebut} à ${heureFin}`);
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});
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doc.moveDown(3);
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// Signature
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doc.fontSize(10);
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doc.text(`Fait le ${format(new Date(), "dd MMMM yyyy", { locale: fr })}`, { align: "right" });
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doc.moveDown(3);
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// Signature si disponible
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if (config?.signatureUrl) {
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try {
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const signatureResponse = await fetch(config.signatureUrl);
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const signatureBuffer = Buffer.from(await signatureResponse.arrayBuffer());
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const signatureX = doc.page.width - 200;
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const signatureY = doc.y;
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doc.image(signatureBuffer, signatureX, signatureY, { width: 150, height: 50 });
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doc.moveDown(3);
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} catch (error) {
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console.error("Erreur lors du chargement de la signature:", error);
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}
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}
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if (config?.nomSignataire) {
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doc.text(config.nomSignataire, { align: "right" });
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}
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if (config?.fonctionSignataire) {
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doc.text(config.fonctionSignataire, { align: "right" });
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}
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doc.end();
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} catch (error) {
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doc.end();
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reject(error);
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}
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})();
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});
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}
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/**
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* Enregistre une attestation dans la base de données
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*/
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export async function enregistrerAttestation(
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inscriptionId: number,
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apprenantId: number,
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sequenceId: number,
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s3Key: string,
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pdfUrl: string
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): Promise<number> {
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const db = await getDb();
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if (!db) {
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throw new Error("Base de données non disponible");
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}
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const [result] = await db.insert(attestations).values({
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inscriptionId,
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apprenantId,
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sequenceId,
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s3Key,
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pdfUrl,
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emailEnvoye: false,
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});
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return result.insertId;
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}
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/**
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* Récupère l'attestation d'un apprenant pour une séquence
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*/
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export async function getAttestation(apprenantId: number, sequenceId: number) {
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const db = await getDb();
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if (!db) return null;
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const [attestation] = await db
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.select()
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.from(attestations)
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.where(
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and(
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eq(attestations.apprenantId, apprenantId),
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eq(attestations.sequenceId, sequenceId)
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)
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)
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.limit(1);
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return attestation || null;
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}
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/**
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* Récupère toutes les attestations d'un apprenant
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*/
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export async function getAttestationsApprenant(apprenantId: number) {
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const db = await getDb();
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if (!db) return [];
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return db
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.select({
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attestation: attestations,
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sequence: sequences,
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formation: formations,
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})
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.from(attestations)
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.innerJoin(sequences, eq(attestations.sequenceId, sequences.id))
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.innerJoin(formations, eq(sequences.formationId, formations.id))
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.where(eq(attestations.apprenantId, apprenantId));
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}
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/**
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* Marque une attestation comme envoyée par email
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*/
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export async function marquerAttestationEnvoyee(attestationId: number) {
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const db = await getDb();
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if (!db) return;
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await db
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.update(attestations)
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.set({
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emailEnvoye: true,
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dateEnvoiEmail: new Date(),
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})
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.where(eq(attestations.id, attestationId));
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}
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/**
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* Récupère ou crée la configuration des attestations
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*/
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export async function getOrCreateConfigAttestation() {
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const db = await getDb();
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if (!db) return null;
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let [config] = await db.select().from(configAttestation).limit(1);
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if (!config) {
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// Créer une configuration par défaut
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await db.insert(configAttestation).values({
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texteAttestation: "Nous attestons que {{nomComplet}} a suivi avec assiduité la formation \"{{nomFormation}}\" organisée du {{dateDebut}} au {{dateFin}}.",
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});
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[config] = await db.select().from(configAttestation).limit(1);
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}
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return config;
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}
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/**
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* Met à jour la configuration des attestations
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*/
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export async function updateConfigAttestation(data: {
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logoS3Key?: string;
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logoUrl?: string;
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signatureS3Key?: string;
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signatureUrl?: string;
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nomSignataire?: string;
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fonctionSignataire?: string;
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texteAttestation?: string;
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}) {
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const db = await getDb();
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if (!db) return;
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const [existing] = await db.select().from(configAttestation).limit(1);
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if (existing) {
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await db.update(configAttestation).set(data).where(eq(configAttestation.id, existing.id));
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} else {
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await db.insert(configAttestation).values(data);
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}
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}
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/**
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* Génère une prévisualisation du modèle d'attestation avec des données fictives
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*/
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export async function genererPreviewAttestation(): Promise<{ pdfUrl: string }> {
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const db = await getDb();
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if (!db) {
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throw new Error("Base de données non disponible");
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}
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// Récupérer la configuration de l'attestation
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const config = await getOrCreateConfigAttestation();
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if (!config) {
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throw new Error("Configuration d'attestation introuvable");
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}
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// Données fictives pour la prévisualisation
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const donneesFictives = {
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apprenant: {
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nom: "Dupont",
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prenom: "Jean",
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email: "jean.dupont@example.com",
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},
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formation: {
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nom: "Formation Manager Itinova",
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nbJours: 5,
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},
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sequence: {
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nom: "Groupe A",
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lieu: "Paris",
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},
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dates: [
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{ date: new Date("2026-02-10") },
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{ date: new Date("2026-02-11") },
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{ date: new Date("2026-02-12") },
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{ date: new Date("2026-02-13") },
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{ date: new Date("2026-02-14") },
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],
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};
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// Créer le PDF
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const doc = new PDFDocument({ size: "A4", margin: 50 });
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const chunks: Buffer[] = [];
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doc.on("data", (chunk) => chunks.push(chunk));
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// En-tête avec logo si disponible
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if (config.logoUrl) {
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try {
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const response = await fetch(config.logoUrl);
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const arrayBuffer = await response.arrayBuffer();
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const buffer = Buffer.from(arrayBuffer);
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doc.image(buffer, 50, 45, { width: 100 });
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} catch (error) {
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console.error("Erreur lors du chargement du logo:", error);
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}
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}
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// Titre
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doc
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.fontSize(24)
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.font("Helvetica-Bold")
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.text("ATTESTATION DE FORMATION", 0, 150, { align: "center" });
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doc.moveDown(2);
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// Texte de l'attestation avec remplacement des variables
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let texte = config.texteAttestation || "Nous attestons que {{nomComplet}} a suivi avec assiduité la formation \"{{nomFormation}}\" organisée du {{dateDebut}} au {{dateFin}}.";
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const dateDebut = format(donneesFictives.dates[0].date, "d MMMM yyyy", { locale: fr });
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const dateFin = format(donneesFictives.dates[donneesFictives.dates.length - 1].date, "d MMMM yyyy", { locale: fr });
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texte = texte
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.replace(/\{\{nomComplet\}\}/g, `${donneesFictives.apprenant.prenom} ${donneesFictives.apprenant.nom}`)
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.replace(/\{\{nomFormation\}\}/g, donneesFictives.formation.nom)
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.replace(/\{\{dateDebut\}\}/g, dateDebut)
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.replace(/\{\{dateFin\}\}/g, dateFin)
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.replace(/\{\{lieu\}\}/g, donneesFictives.sequence.lieu)
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.replace(/\{\{nbJours\}\}/g, donneesFictives.formation.nbJours.toString());
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doc
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.fontSize(12)
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.font("Helvetica")
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.text(texte, { align: "justify", lineGap: 5 });
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doc.moveDown(2);
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// Dates de formation
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doc.fontSize(10).font("Helvetica-Bold").text("Dates de formation :");
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doc.font("Helvetica");
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donneesFictives.dates.forEach((d) => {
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doc.text(`• ${format(d.date, "EEEE d MMMM yyyy", { locale: fr })}`, { indent: 20 });
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});
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doc.moveDown(2);
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// Signature
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doc.fontSize(10).font("Helvetica").text(`Fait à ${donneesFictives.sequence.lieu}, le ${format(new Date(), "d MMMM yyyy", { locale: fr })}`);
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doc.moveDown(1);
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if (config.signatureUrl) {
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try {
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const response = await fetch(config.signatureUrl);
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const arrayBuffer = await response.arrayBuffer();
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const buffer = Buffer.from(arrayBuffer);
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doc.image(buffer, doc.x, doc.y, { width: 150 });
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doc.moveDown(3);
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} catch (error) {
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console.error("Erreur lors du chargement de la signature:", error);
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}
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}
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if (config.nomSignataire) {
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doc.font("Helvetica-Bold").text(config.nomSignataire);
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}
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if (config.fonctionSignataire) {
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doc.font("Helvetica").text(config.fonctionSignataire);
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}
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// Finaliser le PDF
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doc.end();
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await new Promise((resolve) => doc.on("end", resolve));
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const pdfBuffer = Buffer.concat(chunks);
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// Uploader sur S3
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const randomSuffix = crypto.randomBytes(8).toString("hex");
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const s3Key = `attestations/preview/preview-${randomSuffix}.pdf`;
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const { url: pdfUrl } = await storagePut(s3Key, pdfBuffer, "application/pdf");
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return { pdfUrl };
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}
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