feat: Add logs service

Co-authored-by: Iro Athina Valagouti <iro_valagouti@yahoo.gr>

src/logs/logs.service.ts

@@ -0,0 +1,27 @@
+import { Injectable } from '@nestjs/common';
+import { InjectModel } from '@nestjs/mongoose';
+import { ILogs } from './logs.interface';
+import { Model } from 'mongoose';
+
+@Injectable()
+export class LogsService {
+    constructor(@InjectModel('Logs') private readonly logsModel: Model<ILogs>) {}
+    async getLogs(): Promise<Object> {
+        return await this.logsModel.find();
+    }
+
+    getLogsCount(): Number {
+        return this.logsModel.count();
+    }
+
+    async storeLog(data: Object): Promise<Boolean>{
+        const storedLog = new this.logsModel({
+            drone_id: data["id"],
+            gprmc: data["GPRMC"],
+            sensorReadings: data["sensorReadings"]
+        });
+        let id = await storedLog.save();
+        console.log(id);
+        return true;
+    }
+}