update metrics for date ranges

src/database/migrations/1619179734907-users.ts

@@ -38,6 +38,9 @@ VALUES(uid(),now(),now(),'Admin','[email protected]','admin','Portal','${hash}
     await queryRunner.query(
       'ALTER TABLE APPLIEDJOB ADD COLUMN LOCATION  CHARACTER VARYING(255)',
     );
+
+    await queryRunner.query('ALTER TABLE APPLIEDJOB ADD COLUMN CREATED  DATE');
+
     await queryRunner.query(
       "INSERT INTO USERROLE(uid,name) values(UID(), 'SUPER USER')",
     );

src/modules/job/services/job.service.ts

@@ -23,7 +23,7 @@ export class JobService extends BaseService<Job> {
     return sessionUser;
   }
   async apply({ job, user }): Promise<{ message: string }> {
-    const query = `INSERT INTO APPLIEDJOB(USERId, JOBID) VALUES(${user.id}, ${job.id})`;
+    const query = `INSERT INTO APPLIEDJOB(CREATED, USERId, JOBID) VALUES(NOW(),${user.id}, ${job.id})`;
     await this.userrepository.manager.query(query);
     return {
       message: `You have successfully applied to with name <${job.name}>`,

src/modules/user/controllers/auth.controller.ts

@@ -70,7 +70,7 @@ export class AuthController {
       (role) => role.name === 'SUPER USER' || role.name === 'ADMIN',
     );
     if (admin.length > 0) {
-      const metrics = await this.authService.getMertics();
+      const metrics = await this.authService.getMertics(query);
       return res.status(HttpStatus.OK).send(metrics);
     } else {
       return res

src/modules/user/services/auth.service.ts

@@ -6,7 +6,7 @@ import {
 import { JwtService } from '@nestjs/jwt';
 import { InjectRepository } from '@nestjs/typeorm';
 import { Job } from '../../job/entities/job.entity';
-import { In, Repository } from 'typeorm';
+import { Between, In, Repository } from 'typeorm';
 import { User } from '../entities/user.entity';
 import jwt_decode from 'jwt-decode';
 import {
@@ -80,20 +80,47 @@ export class AuthService {
       relations: getRelations(fields, metaData),
     });
   }
-  async getMertics(): Promise<any> {
-    const users = await this.userrepository.count();
-    const companies = await this.companyrepository.count();
-    const applications = Number(
-      (
-        await this.jobrepository.manager.query(
-          'SELECT COUNT(*) FROM APPLIEDJOB',
-        )
-      )[0]['count'],
-    );
-    const jobs = await this.jobrepository.count();
-    return {
-      message: 'Job Portal Admin Metrics',
-      metrics: { users, companies, applications, jobs },
-    };
+  async getMertics(query: { startDate: Date; endDate: Date }): Promise<any> {
+    if (Object.keys(query).length === 0) {
+      const users = await this.userrepository.count();
+      const companies = await this.companyrepository.count();
+      const applications = Number(
+        (
+          await this.jobrepository.manager.query(
+            'SELECT COUNT(*) FROM APPLIEDJOB',
+          )
+        )[0]['count'],
+      );
+      const jobs = await this.jobrepository.count();
+      return {
+        message: 'Job Portal Admin Metrics',
+        metrics: { users, companies, applications, jobs },
+      };
+    } else {
+      const date = new Date(query.startDate);
+      date.setDate(date.getDate() - 1);
+      const startdate = date.toISOString().split('T')[0];
+      const dates = new Date(query.endDate);
+      dates.setDate(dates.getDate() + 1);
+      const enddate = dates.toISOString().split('T')[0];
+      const users = await this.userrepository.count({
+        where: { created: Between(startdate, enddate) },
+      });
+      const companies = await this.companyrepository.count({
+        where: { created: Between(startdate, enddate) },
+      });
+      const applications = Number(
+        (
+          await this.jobrepository.manager.query(
+            `SELECT COUNT(*) FROM APPLIEDJOB WHERE CREATED >= '${startdate}' AND CREATED <='${enddate}'`,
+          )
+        )[0]['count'],
+      );
+      const jobs = await this.jobrepository.count();
+      return {
+        message: `Job Portal Admin Metrics from ${query.startDate} to ${query.endDate}`,
+        metrics: { users, companies, applications, jobs },
+      };
+    }
   }
 }