Merge pull request #479 from CodingFactory-Repos/g7/feature/statistique

G7/feature/statistique

Author: RuKaSuu

back-end/package-lock.json

@@ -35,6 +35,7 @@
 		"@nestjs/websockets": "^9.4.2",
 		"argon2": "^0.30.3",
 		"axios": "^1.4.0",
+		"chart.js": "^4.3.0",
 		"class-transformer": "^0.5.1",
 		"class-validator": "^0.14.0",
 		"cookie-parser": "^1.4.6",

back-end/package.json

@@ -53,6 +53,24 @@ export class ArticlesController {
 		return res.status(201).json(article);
 	}
 
+	@Get('/stats/participant')
+	async getArticleWithMostParticipants(@Req() req: Request, @Res() res: Response) {
+		const articleId = await this.articlesService.getArticleWithMostParticipants();
+		return res.status(201).json(articleId);
+	}
+
+	@Get('/stats/topcreateur')
+	async getTopCreateur(@Req() req: Request, @Res() res: Response) {
+		const articleId = await this.articlesService.getTopCreateur();
+		return res.status(201).json(articleId);
+	}
+
+	@Get('/stats/topparticipant')
+	async getTopParticipant(@Req() req: Request, @Res() res: Response) {
+		const articleId = await this.articlesService.getTopParticipant();
+		return res.status(201).json(articleId);
+	}
+
 	// remove participant from the array of participants in article in the database
 	@Put('/removeParticipant/:id')
 	async removeParticipant(@Req() req: Request, @Res() res: Response) {

back-end/src/base/articles/articles.controller.ts

@@ -75,6 +75,85 @@ export class ArticlesService {
 		return await this.articlesRepository.updateOneArticle({ _id: new ObjectId(id) }, update);
 	}
 
+	async getArticleWithMostParticipants() {
+		const res = await this.articlesRepository.articles
+			.aggregate([
+				{
+					$match: {
+						participants: { $exists: true, $ne: [] },
+					},
+				},
+				{
+					$project: {
+						_id: 1,
+						title: 1,
+						participants: 1,
+						numParticipants: { $size: '$participants' },
+					},
+				},
+				{
+					$sort: { numParticipants: -1 },
+				},
+				{
+					$limit: 5,
+				},
+			])
+			.toArray();
+		return res;
+	}
+	async getTopCreateur() {
+		const res = await this.articlesRepository.articles
+			.aggregate([
+				{
+					$unwind: '$owner',
+				},
+				{
+					$group: {
+						_id: '$owner',
+						firstName: { $first: '$owner.firstName' },
+						lastName: { $first: '$owner.lastName' },
+						count: { $sum: 1 },
+					},
+				},
+				{
+					$sort: { count: -1 },
+				},
+				{
+					$limit: 10,
+				},
+			])
+			.toArray();
+		return res;
+	}
+
+	async getTopParticipant() {
+		const res = await this.articlesRepository.articles
+			.aggregate([
+				{
+					$match: { type: 'Evenement' },
+				},
+				{
+					$unwind: '$participants',
+				},
+				{
+					$group: {
+						_id: '$participants._id',
+						firstName: { $first: '$participants.firstName' },
+						lastName: { $first: '$participants.lastName' },
+						count: { $sum: 1 },
+					},
+				},
+				{
+					$sort: { count: -1 },
+				},
+				{
+					$limit: 10,
+				},
+			])
+			.toArray();
+		return res;
+	}
+
 	// remove participant from the array of participants in article in the database
 	async removeParticipant(id, queryParticipant) {
 		queryParticipant._id = new ObjectId(queryParticipant._id);