user agents

src/ORM/client/client.entity.ts

@@ -14,9 +14,12 @@ export class ClientEntity extends TrackedEntity {
     @Column({ length: 62, type: 'varchar' })
     address: string;
 
-    @Column()
+    @Column({ length: 64, type: 'varchar' })
     clientName: string;
 
+    @Column({ length: 128, type: 'varchar', nullable: true })
+    userAgent: string;
+
     @Column({ length: 8, type: 'varchar' })
     sessionId: string;
 
@@ -24,7 +27,6 @@ export class ClientEntity extends TrackedEntity {
     startTime: Date;
 
 
-
     @Column({ type: 'real', default: 0 })
     bestDifficulty: number
 

src/ORM/client/client.service.ts

@@ -76,4 +76,14 @@ export class ClientService {
     public async deleteAll() {
         return await this.clientRepository.softDelete({})
     }
+
+    public async getUserAgents() {
+        const result = await this.clientRepository.createQueryBuilder('client')
+            .select('client.userAgent as userAgent')
+            .addSelect('COUNT(client.userAgent)', 'count')
+            .groupBy('client.userAgent')
+            .orderBy('count', 'DESC')
+            .getRawMany();
+        return result;
+    }
 }