private void UpdateTags(int id, Patch patch, Data.Models.Patch existingPatch)
{
List <Tag> tagsToRemove = existingPatch.Tags.Where(tag => !patch.Tags.Any(x => x.Name == tag.Name && x.PatchId == id)).ToList();
List <Tag> tagsToAdd = (
from tag in patch.Tags
where !existingPatch.Tags.Any(x => x.Name == tag.Name && x.PatchId == id)
select new Tag
{
PatchId = id,
Name = tag.Name
}).ToList();
context.Tags.AddRange(tagsToAdd);
context.Tags.RemoveRange(tagsToRemove);
}
public async Task <IActionResult> PutPatch([FromRoute] int id, [FromBody] Patch patch)
{
if (!PatchExists(id))
{
return(NotFound());
}
patch.DateUpdated = DateTime.UtcNow;
Data.Models.Patch existingPatch = context.Patches.Where(x => x.Id == id).Include(x => x.Tags).Single();
context.Entry(existingPatch).CurrentValues.SetValues(patch);
UpdateTags(id, patch, existingPatch);
await context.SaveChangesAsync();
cache.Remove(Constants.PatchCacheKey);
return(NoContent());
}
public async Task <ActionResult <Patch> > PostPatch(Patch patch)
{
var patchToInsert = mapper.Map <Data.Models.Patch>(patch);
patchToInsert.DateCreated = DateTime.UtcNow;
patchToInsert.Tags = new List <Tag>();
foreach (Models.Tag tag in patch.Tags)
{
patchToInsert.Tags.Add(new Tag {
Name = tag.Name
});
}
context.Patches.Add(patchToInsert);
await context.SaveChangesAsync();
cache.Remove(Constants.PatchCacheKey);
return(CreatedAtAction("GetPatch", patchToInsert));
}
