oqtane.framework/Oqtane.Server/Repository/VisitorRepository.cs
2024-03-19 09:19:56 +08:00

82 lines
2.8 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.EntityFrameworkCore;
using Oqtane.Models;
namespace Oqtane.Repository
{
public class VisitorRepository : IVisitorRepository
{
private readonly IDbContextFactory<TenantDBContext> _dbContextFactory;
public VisitorRepository(IDbContextFactory<TenantDBContext> dbContextFactory)
{
_dbContextFactory = dbContextFactory;
}
public IEnumerable<Visitor> GetVisitors(int siteId, DateTime fromDate)
{
using var db = _dbContextFactory.CreateDbContext();
return db.Visitor.AsNoTracking()
.Include(item => item.User) // eager load users
.Where(item => item.SiteId == siteId && item.VisitedOn >= fromDate).ToList();
}
public Visitor AddVisitor(Visitor visitor)
{
using var db = _dbContextFactory.CreateDbContext();
db.Visitor.Add(visitor);
db.SaveChanges();
return visitor;
}
public Visitor UpdateVisitor(Visitor visitor)
{
using var db = _dbContextFactory.CreateDbContext();
db.Entry(visitor).State = EntityState.Modified;
db.SaveChanges();
return visitor;
}
public Visitor GetVisitor(int visitorId)
{
using var db = _dbContextFactory.CreateDbContext();
return db.Visitor.Find(visitorId);
}
public Visitor GetVisitor(int siteId, string IPAddress)
{
using var db = _dbContextFactory.CreateDbContext();
return db.Visitor.FirstOrDefault(item => item.SiteId == siteId && item.IPAddress == IPAddress);
}
public void DeleteVisitor(int visitorId)
{
using var db = _dbContextFactory.CreateDbContext();
var visitor = db.Visitor.Find(visitorId);
db.Visitor.Remove(visitor);
db.SaveChanges();
}
public int DeleteVisitors(int siteId, int age)
{
using var db = _dbContextFactory.CreateDbContext();
// delete visitors in batches of 100 records
var count = 0;
var purgedate = DateTime.UtcNow.AddDays(-age);
var visitors = db.Visitor.Where(item => item.SiteId == siteId && item.Visits < 2 && item.VisitedOn < purgedate)
.OrderBy(item => item.VisitedOn).Take(100).ToList();
while (visitors.Count > 0)
{
count += visitors.Count;
db.Visitor.RemoveRange(visitors);
db.SaveChanges();
visitors = db.Visitor.Where(item => item.SiteId == siteId && item.Visits < 2 && item.VisitedOn < purgedate)
.OrderBy(item => item.VisitedOn).Take(100).ToList();
}
return count;
}
}
}