public IActionResult Put(string index, [FromBody] GargoyleEntity gargoyleEntity)
{
if (!gargoylesDatabase.Contains(index))
{
gargoyleEntity.Updated = DateTime.UtcNow;
this.gargoylesDatabase.AddOrReplace(gargoyleEntity.ToModel());
return(Json(gargoyleEntity));
}
if (!Request.Headers.TryGetValue("If-Match", out StringValues ifMatch))
{
return(StatusCode((int)HttpStatusCode.PreconditionFailed));
}
var model = this.gargoylesDatabase.Get(gargoyleEntity.Name);
if (model.ETag() != ifMatch || ifMatch.Equals("*"))
{
return(StatusCode((int)HttpStatusCode.PreconditionFailed));
}
var updatedModel = this.gargoylesDatabase.Update(index, gargoyleEntity.ToModel());
return(Json(new GargoyleEntity(updatedModel)));
}
public IActionResult Post([FromBody] GargoyleEntity gargoyleEntity)
{
// return a 4xx status code here if the gargoyle at that index already exists
// there is a better status code to use than the generic 400-BadRequest.
this.gargoylesDatabase.AddOrReplace(gargoyleEntity.ToModel());
return(Json(gargoyleEntity));
}
public IActionResult Put(string index, [FromBody] GargoyleEntity gargoyleEntity)
{
// we aren't doing index checking for the lecture. don't forget it
// add the ETag check if the gargoyle already exists.
this.gargoylesDatabase.AddOrReplace(gargoyleEntity.ToModel());
return(Json(gargoyleEntity));
}
public IActionResult Post([FromBody] GargoyleEntity gargoyleEntity)
{
if (this.gargoylesDatabase.Contains(gargoyleEntity.ToModel().Name))
{
return(StatusCode((int)HttpStatusCode.Conflict));
}
gargoyleEntity.Updated = DateTime.UtcNow;
this.gargoylesDatabase.AddOrReplace(gargoyleEntity.ToModel());
return(Json(gargoyleEntity));
}
public IActionResult Patch(string index, [FromBody] GargoyleEntity gargoyleEntity)
{
// check if model exists first
if (!Request.Headers.TryGetValue("If-Match", out StringValues ifMatch))
{
return(StatusCode((int)HttpStatusCode.PreconditionFailed));
}
var model = this.gargoylesDatabase.Get(gargoyleEntity.Name);
// add support for the wildcard if-match header here
if (model.ETag() != ifMatch)
{
return(StatusCode((int)HttpStatusCode.PreconditionFailed));
}
var updatedModel = this.gargoylesDatabase.Update(index, gargoyleEntity.ToModel());
return(Json(new GargoyleEntity(updatedModel)));
}