manager-service/ManagerService/Services/InstanceDatabaseService.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Manager.Interfaces.Models;
using Microsoft.Extensions.Configuration;
using MongoDB.Driver;

namespace Manager.Services
{
    public class InstanceDatabaseService
    {
        private readonly IMongoCollection<Instance> _Instances;

        public InstanceDatabaseService(IConfiguration config)
        {
            var client = new MongoClient(config.GetConnectionString("TabletDb"));
            var database = client.GetDatabase("TabletDb");
            _Instances = database.GetCollection<Instance>("Instances");
        }
        public List<Instance> GetAll()
        {
            return _Instances.Find(m => true).ToList();
        }

        public Instance GetByName(string name)
        {
            return _Instances.Find<Instance>(i => i.Name == name).FirstOrDefault();
        }

        public Instance GetById(string id)
        {
            return _Instances.Find<Instance>(i => i.Id == id).FirstOrDefault();
        }

        public bool IsExist(string id)
        {
            return _Instances.Find<Instance>(i => i.Id == id).FirstOrDefault() != null ? true : false;
        }

        public Instance Create(Instance instance)
        {
            _Instances.InsertOne(instance);
            return instance;
        }

        public Instance Update(string id, Instance instanceIn)
        {
            _Instances.ReplaceOne(instance => instance.Id == id, instanceIn);
            return instanceIn;
        }

        public void Remove(string id)
        {
            _Instances.DeleteOne(instance => instance.Id == id);
        }

    }
}