Generate grade book

examples/gradebook.ts

@@ -0,0 +1,50 @@
+import * as pronote from "../src";
+import { credentials } from "./_credentials";
+
+void async function main() {
+  const session = pronote.createSessionHandle();
+  await pronote.loginCredentials(session, {
+    url: credentials.pronoteURL,
+    kind: pronote.AccountKind.STUDENT,
+    username: credentials.username,
+    password: credentials.password,
+    deviceUUID: credentials.deviceUUID
+  });
+  const tab = session.userResource.tabs.get(pronote.TabLocation.Gradebook);
+  if (!tab) throw new Error("Cannot retrieve periods for the grades tab, you maybe don't have access to it.");
+  const selectedPeriod = tab.defaultPeriod!;
+
+  console.log("Available periods for this tab ->", tab.periods.map((period) => period.name).join(", "));
+  console.log("We selected the default period,", selectedPeriod.name, "!\n");
+
+  const gradebook = await pronote.gradebook(session, selectedPeriod);
+
+  if (!gradebook.available) throw new Error(`The gradebook for "${selectedPeriod.name}" is not available` + (gradebook.message ? ` : ${gradebook.message}`:""));
+
+  console.group("--- Subjects ---");
+
+  gradebook.subjects.forEach(
+    (subject) => {
+      console.group(subject.subject.name, ":", subject.teachers.join(", "));
+      console.log("Coef:", subject.coef);
+      console.group("Averages:");
+      console.log("Student:", subject.averages.student);
+      console.log("Class overall:", subject.averages.classOverall);
+      console.log("Max:", subject.averages.max);
+      console.log("Min:", subject.averages.min);
+      console.groupEnd(); // Averages
+      console.group("Assessment" + (subject.assessments.length > 1 ? "s: " : ": "));
+      subject.assessments.forEach((a) => console.log(a));
+      console.groupEnd(); // Assessments
+      console.groupEnd(); // Subject
+    }
+  );
+  console.groupEnd(); // Subjects
+  console.log(); // Make space between categories
+
+  console.group("--- Overall ---");
+  console.group("Assessment" + (gradebook.overallAssessments.length > 1 ? "s :" : " :"));
+  gradebook.overallAssessments.forEach((a) => console.log(a.name, ":", a.value));
+  console.groupEnd(); // Assessments
+  console.groupEnd(); // Overall
+}();

src/api/gradebook.ts

@@ -0,0 +1,26 @@
+import { RequestFN } from "~/core/request-function";
+import { encodePeriod } from "~/encoders/period";
+import { type Period, type SessionHandle, TabLocation } from "~/models";
+import { apiProperties } from "./private/api-properties";
+
+import { decodeGradeBook } from "~/decoders/gradebook";
+import { GradeBook } from "~/models/gradebook";
+
+export const gradebook = async (session: SessionHandle, period: Period): Promise<GradeBook> => {
+  const properties = apiProperties(session);
+
+  const periodModified = JSON.parse(JSON.stringify(period));
+  periodModified.kind = 2; // Why ? Idk, but needed
+
+  const request = new RequestFN(session, "PageBulletins", {
+    [properties.data]: {
+      classe: {},
+      eleve: {},
+      periode: encodePeriod(periodModified)
+    },
+    [properties.signature]: { onglet: TabLocation.Gradebook }
+  });
+
+  const response = await request.send();
+  return await decodeGradeBook(session, period, response.data[properties.data]);
+};

src/api/index.ts

@@ -29,6 +29,7 @@ export * from "./discussions";
 export * from "./evaluations";
 export * from "./geolocation";
 export * from "./gradebook-pdf";
+export * from "./gradebook";
 export * from "./grades-overview";
 export * from "./homepage";
 export * from "./instance";

src/decoders/gradebook.ts

@@ -0,0 +1,48 @@
+import { GradeBook, GradeBookSubject } from "~/models/gradebook";
+import { decodeSubject } from "./subject";
+import { gradebookPDF } from "~/api";
+import { Period, SessionHandle } from "~/models";
+
+/**
+ * @param gradeBookData response from PageBulletins
+ */
+export const decodeGradeBook = async (session: SessionHandle, period: Period, gradeBookData: any): Promise<GradeBook> => {
+  // When bad period is used, the return is `{ data: {}, nom: 'PageBulletins' }` but the session don't expire.
+  if (Object.keys(gradeBookData).length == 0 || gradeBookData.message)
+    return { available: false, message: gradeBookData.message ?? undefined };
+
+  let overallAssessments: { name: string; value: string; }[] = gradeBookData.ObjetListeAppreciations.V.ListeAppreciations.V.map(
+    (assessment: any) => {
+      return { name: assessment.Intitule, value: assessment.L };
+    }
+  );
+  const subjects = (gradeBookData.ListeServices.V as Array<any>).map(
+    (subjectData) => {
+      return {
+        subject: decodeSubject(subjectData.Matiere?.V),
+        subjectGroup: subjectData.SurMatiere.V,
+        coef: parseInt(subjectData.Coefficient.V),
+
+        averages: {
+          student: parseFloat(subjectData.MoyenneEleve.V.replace(",", ".")),
+          classOverall: parseFloat(subjectData.MoyenneClasse.V.replace(",", ".")),
+          max: parseFloat(subjectData.MoyenneSup.V.replace(",", ".")),
+          min: parseFloat(subjectData.MoyenneInf.V.replace(",", "."))
+        },
+
+        assessments: (subjectData.ListeAppreciations.V as Array<any>).map((a) => a.L),
+        teachers: subjectData.ListeElements?.V.map((elem: any) => elem.ListeProfesseurs?.V.map((v: any) => v.L))
+          ?? subjectData.ListeProfesseurs?.V.map((a: any) => a.L)
+          ?? []
+      } as GradeBookSubject;
+    }
+  );
+
+  return {
+    available: true,
+    overallAssessments,
+    graph: gradeBookData?.graphe?.replace("\\n", ""),
+    subjects,
+    url: await gradebookPDF(session, period)
+  };
+};

src/models/gradebook.ts

@@ -0,0 +1,41 @@
+import { Subject } from "./subject";
+
+export type GradeBook =
+  | GradeBookNot
+  | GradeBookOk;
+
+type GradeBookNot = Readonly<{
+  available: false;
+  message?: string;
+}>;
+
+type GradeBookOk = Readonly<{
+  available: true;
+  /**
+   * The differents assessments like the mentions or the overall rating
+   */
+  overallAssessments: {
+    name: string;
+    value: string;
+  }[];
+  /**
+   * graph image as base64 png (with white backgound)
+   */
+  graph?: string;
+  subjects: GradeBookSubject[];
+  url: string;
+}>;
+
+export type GradeBookSubject = {
+  subject: Subject;
+  subjectGroup: string;
+  coef: number;
+  averages: {
+    student: number;
+    classOverall: number;
+    max: number;
+    min: number;
+  };
+  assessments: string[];
+  teachers: string[];
+};