/
ContributorDataAccessClass.cs
93 lines (81 loc) · 2.65 KB
/
ContributorDataAccessClass.cs
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using System;
using System.Collections.Generic;
using System.Text;
using SQLite;
using System.Collections.ObjectModel;
using System.IO;
using System.Linq;
using Xamarin.Forms;
namespace MobileApp
{
class ContributorDataAccessClass
{
private SQLiteConnection database;
private static object collisionLock = new object();
public ObservableCollection<ContributorModel> Contributors { get; set; }
public ContributorDataAccessClass()
{
database = DependencyService.Get<IDatabaseConnection>().DbConnection();
database.CreateTable<ContributorModel>();
this.Contributors = new ObservableCollection<ContributorModel>(database.Table<ContributorModel>());
AddNewContributor();
DeleteContributor();
}
public void AddNewContributor()
{
this.Contributors.Add(new ContributorModel
{
Name = "Name...",
PhysicalAddress = "Address...",
Email = "Email...",
PhoneNumber = "Phone...",
});
}
public void DeleteContributor()
{
this.Contributors.Remove(new ContributorModel
{
Name = "Name...",
PhysicalAddress = "Address...",
Email = "Email...",
PhoneNumber = "Phone...",
});
}
public ContributorModel GetContributor(int id)
{
lock (collisionLock)
{
return database.Table<ContributorModel>().FirstOrDefault(contributor => contributor.Id == id);
}
}
public int SaveContributor(ContributorModel contributorInstane)
{
lock (collisionLock)
{
if (contributorInstane.Id != 0)
{
database.Update(contributorInstane);
return contributorInstane.Id;
}
else
{
database.Insert(contributorInstane);
return contributorInstane.Id;
}
}
}
public int DeleteContributor(ContributorModel contributorInstance)
{
var id = contributorInstance.Id;
if (id != 0)
{
lock (collisionLock)
{
database.Delete<ContributorModel>(id);
}
}
this.Contributors.Remove(contributorInstance);
return id;
}
}
}