public HttpResponseMessage Put(string key, [FromBody] string newValue)
{
bool found = false;
using (var db = new ContosoDBEntities())
{
var keyValuePairs = db.DatabaseKeyValues;
foreach (var keyValue in keyValuePairs)
{
if (keyValue.Key.Equals(key))
{
keyValue.Value = newValue;
found = true;
break;
}
}
db.SaveChanges();
}
if (!found)
{
return(Request.CreateErrorResponse(HttpStatusCode.NotFound, "The requested key does not exist."));
}
return(Request.CreateResponse(HttpStatusCode.OK));
}
public HttpResponseMessage Post([FromBody] string value)
{
if (value == null)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The key value pair is malformed. (no key and/or value supplied)"));
}
if (!value.Contains(@"||"))
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The key value pair is not in the expected format; 'key || value'"));
}
var keyValuePair = value.Split(new string[] { @"||" }, StringSplitOptions.RemoveEmptyEntries);
if (keyValuePair.Length <= 1)
{
return(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "The key value pair is malformed. (no key and/or value supplied)"));
}
using (var db = new ContosoDBEntities())
{
db.DatabaseKeyValues.Add(new DatabaseKeyValue {
Key = keyValuePair[0].Trim(), Value = keyValuePair[1].Trim()
});
db.SaveChanges();
}
return(Request.CreateResponse(HttpStatusCode.Created));
}
public HttpResponseMessage Delete(string key)
{
bool found = false;
using (var db = new ContosoDBEntities())
{
var keyValuePairs = db.DatabaseKeyValues;
foreach (var keyValue in keyValuePairs)
{
if (keyValue.Key.Equals(key))
{
db.DatabaseKeyValues.Remove(keyValue);
found = true;
break;
}
}
if (found)
{
db.SaveChanges();
}
}
if (!found)
{
return(Request.CreateErrorResponse(HttpStatusCode.NotFound, "The key you are trying to delete does not exist."));
}
return(Request.CreateResponse(HttpStatusCode.OK));
}
public IEnumerable <string> Get()
{
List <string> returnList = new List <string>();
using (var db = new ContosoDBEntities())
{
var keyValuePairs = db.DatabaseKeyValues;
foreach (var keyValue in keyValuePairs)
{
returnList.Add(keyValue.Key + " || " + keyValue.Value);
}
}
return(returnList);
}
public string GetItem(string key)
{
string returnValue = null;
using (var db = new ContosoDBEntities())
{
var keyValuePairs = db.DatabaseKeyValues;
foreach (var keyValue in keyValuePairs)
{
if (keyValue.Key.Equals(key))
{
returnValue = keyValue.Value;
}
}
if (returnValue == null)
{
return(null);
}
}
return(returnValue);
}
