public ShortLinkDto GetShortLink(WebUrlDto webUrlDto)
{
ShortLinkEntity entity = _repository.GetByWebUrl(webUrlDto.webUrl);
if (entity == null)
{
string shortlink = ShortLinkHelper.GenerateShortLink();
DeeplinkDto deeplinkDto = _helper.ConvertWebLinkToDeeplink(webUrlDto);
entity = _repository.Insert(deeplinkDto.deeplink, webUrlDto.webUrl, shortlink);
}
return(new ShortLinkDto()
{
shortlink = entity.ShortLink
});
}
public ActionResult RedirectTo(String shortLink)
{
if (shortLink.Length > 8)
{
TempData["Error"] = "Превышен размер короткой ссылки";
return(RedirectToAction("Index"));
}
if (shortLink != null)
{
var link = store.LinkService.GetByShortLink(ShortLinkHelper.ShortLinkToGuidConverter(shortLink));
if (link != null)
{
++link.Visitors;
store.LinkService.Save();
return(Redirect(link.Original));
}
}
TempData["Error"] = "Ссылка не существует";
return(RedirectToAction("Index"));
}
public JsonResult Get()
{
// Получить Identity пользователя из Cookies.
Guid appUserIdentity;
AppUser appUser = null;
List <Link> links = new List <Link>();
if (Guid.TryParse(Request.Cookies.Get("userIdentity")?.Value ?? "", out appUserIdentity))
{
appUser = store.AppUserService.GetByIdentity(appUserIdentity);
}
if (appUser != null)
{
// Получить все ссылки пользователя.
links = store.LinkService.GetAllByAppUser(appUser).ToList();
}
var res = new List <Object>(links.Count);
foreach (var link in links)
{
res.Add(new
{
Short = Request.Url.Scheme + "://" + Request.Url.Authority + Request.ApplicationPath.TrimEnd('/') + "/" + ShortLinkHelper.GuidToShortLinkConverter(link.Short),
link.Original,
CreatedDate = link.CreatedDate.ToString(),
link.Visitors
});
}
return(Json(new
{
Links = res
}, JsonRequestBehavior.AllowGet));
}
public JsonResult Shorten(ShortenInputModel inputModel)
{
if (!ModelState.IsValid)
{
return(Json(new
{
Success = false
}));
}
var shortLink = String.Empty;
Guid appUserIdentity;
AppUser appUser = null;
if (Guid.TryParse(Request.Cookies.Get("userIdentity")?.Value ?? "", out appUserIdentity))
{
appUser = store.AppUserService.GetByIdentity(appUserIdentity);
}
else
{
appUserIdentity = Guid.NewGuid();
}
if (appUser == null)
{
appUser = new AppUser
{
Identity = appUserIdentity
};
store.AppUserService.Create(appUser);
store.AppUserService.Save();
}
var link = store.LinkService.GetByOriginalLink(inputModel.Url.Trim());
// Если ссылка не существует в БД.
if (link == null)
{
link = new Link
{
CreatedDate = DateTime.Now,
Original = inputModel.Url.Trim(),
Short = ShortLinkHelper.NewShortLink(8),
Visitors = 0,
AppUsers = new List <AppUser>()
{
appUser
}
};
store.LinkService.Create(link);
store.LinkService.Save();
}
Response.SetCookie(new HttpCookie("userIdentity", appUserIdentity.ToString("N")));
return(Json(new
{
Success = true,
ShortLink = ShortLinkHelper.GuidToShortLinkConverter(link.Short),
textlink = Request.Url.Scheme + "://" + Request.Url.Authority + Request.ApplicationPath.TrimEnd('/') + "/"
}));
}
