Updated the grading system to work based on entities

src/pages/api/statistical.ts

@@ -16,6 +16,8 @@ import { findBy, mapBy } from "@/utils";
 import ExcelJS from "exceljs";
 import moment from "moment";
 import { Session } from "@/hooks/useSessions";
+import { getGradingSystemByEntity } from "@/utils/grading.be";
+import { getGradingLabel } from "@/utils/score";
 
 export default withIronSessionApiRoute(handler, sessionOptions);
 
@@ -81,14 +83,16 @@ async function handler(req: NextApiRequest, res: NextApiResponse) {
 	const workbook = new ExcelJS.Workbook();
 	const worksheet = workbook.addWorksheet("Statistical");
 
-	entityInformations.forEach((e) => addEntityInformationToWorksheet(worksheet, e))
+	for (const e of entityInformations) {
+		await addEntityInformationToWorksheet(worksheet, e)
+	}
 
 	const buffer = await workbook.xlsx.writeBuffer()
 	res.setHeader('Content-Type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet')
 	res.status(200).send(buffer);
 }
 
-const addEntityInformationToWorksheet = (worksheet: ExcelJS.Worksheet, entityInformation: EntityInformation) => {
+const addEntityInformationToWorksheet = async (worksheet: ExcelJS.Worksheet, entityInformation: EntityInformation) => {
 	const data = [
 		['Entity', undefined, undefined, entityInformation.entity.label],
 		['Assignment', undefined, undefined, entityInformation.assignment.name],
@@ -108,6 +112,7 @@ const addEntityInformationToWorksheet = (worksheet: ExcelJS.Worksheet, entityInf
 	dataRows.forEach(row => worksheet.mergeCells(`${row.getCell(4).address}:${row.getCell(7).address}`))
 
 	worksheet.addRows([[], []]);
+	const gradingSystem = await getGradingSystemByEntity(entityInformation.entity.id)
 
 	for (const exam of entityInformation.exams) {
 		const examRow = worksheet.addRow([`${capitalize(exam.module)} Exam`, undefined, exam.id])
@@ -127,7 +132,9 @@ const addEntityInformationToWorksheet = (worksheet: ExcelJS.Worksheet, entityInf
 			"Student ID",
 			"Passport/ID",
 			"Gender",
+			"Finished at",
 			"Score",
+			...(exam.module === "level" ? ["Grade"] : []),
 			...parts.map((_, i) => `Part ${i + 1}`)
 		])
 		header.font = { bold: true, color: { argb: "FFFFFFFF" } }
@@ -152,6 +159,11 @@ const addEntityInformationToWorksheet = (worksheet: ExcelJS.Worksheet, entityInf
 			const { total, correct } = calculateScore(item.result.stats)
 			const score = `${correct} / ${total}`
 
+			const finishTimestamp = [...item.result.stats].sort((a, b) => b.date - a.date).shift()?.date || -1
+			const finishDate = finishTimestamp === -1 ? "N/A" : moment(new Date(finishTimestamp)).format("DD/MM/YYYY HH:mm")
+
+			const grade = getGradingLabel(correct, gradingSystem.steps)
+
 			return [
 				index + 1,
 				item.student.name,
@@ -159,7 +171,9 @@ const addEntityInformationToWorksheet = (worksheet: ExcelJS.Worksheet, entityInf
 				item.student.studentID || "N/A",
 				item.student.demographicInformation?.passport_id || "N/A",
 				item.student.demographicInformation?.gender || "N/A",
+				finishDate,
 				score,
+				...(exam.module === "level" ? [grade] : []),
 				...parts.map((part) => {
 					const exerciseIDs = mapBy(part.exercises, 'id')
 					const { total, correct } = calculateScore(item.result.stats.filter(s => exerciseIDs.includes(s.exercise)))