/// <summary>
/// Extracts a compound criterion
/// </summary>
/// <param name="args">The arguments.</param>
/// <param name="start">The start.</param>
/// <param name="lhs">The LHS.</param>
/// <returns>SearchCriterionDto.</returns>
/// <exception cref="Exception">Aasdfj;asldkfmn</exception>
private SearchCriterionDto ExtractCompound(string[] args, int start, SearchCriterionDto lhs)
{
if (args == null || !args.Any() || start > args.Length)
{
return(null);
}
var op = args[start];
var crit = new SearchCriterionDto();
var list = new List <SearchCriterionDto>();
if (op == "AND")
{
crit.Type = "and";
}
else if (op == "OR")
{
crit.Type = "or";
}
else
{
throw new Exception("Aasdfj;asldkfmn");
}
list.Add(lhs);
list.Add(ExtractWhere(args, start + 1));
crit.SubCriteria = list.ToArray();
return(crit);
}
/// <summary>
/// Converts the specified search criterion dto.
/// </summary>
/// <param name="searchCriterionDto">The search criterion dto.</param>
/// <returns>ICriterion.</returns>
/// <exception cref="ArgumentException">Input has to have at least 3 arguments</exception>
/// <exception cref="ArgumentOutOfRangeException"></exception>
/// <exception cref="Exception">change this</exception>
public ICriterion Convert(SearchCriterionDto searchCriterionDto)
{
var terminal = (TerminalSearchCriterionDto)searchCriterionDto;
var args = terminal.Args;
if (args.Length < 3)
{
throw new ArgumentException("Input has to have at least 3 arguments");
}
var reg = Register.Lookup(args[0]);
if (reg == null)
{
throw new ArgumentOutOfRangeException();
}
switch (args[1])
{
case "-eq":
return(new RegisterEqualsCriterion(reg, Conv.ToUInt64(args[2]).ToHexString()));
case "-between":
var low = Conv.ToUInt64(args[2]);
var hi = Conv.ToUInt64(args[3]); // todo: check before
return(new RegisterBetweenCriterion(reg, low.ToHexString(), hi.ToHexString()));
default:
throw new Exception("change this");
}
}
/// <summary>
/// Searches frames for the request criteria
/// </summary>
/// <param name="projectName">Name of the project.</param>
/// <param name="searchCriterionDto">The search criterion dto.</param>
/// <returns>IEnumerable<Frame>.</returns>
internal IEnumerable <Frame> SearchFrames(string projectName, SearchCriterionDto searchCriterionDto)
{
var searchCriteria = ConversionFacade.Convert(searchCriterionDto);
var results = FrameAccess.Search(projectName, searchCriteria);
return(results);
}
/// <summary>
/// Extracts a compound criterion
/// </summary>
/// <param name="args">The arguments.</param>
/// <param name="start">The start.</param>
/// <param name="lhs">The LHS.</param>
/// <returns>SearchCriterionDto.</returns>
/// <exception cref="Exception">Aasdfj;asldkfmn</exception>
private SearchCriterionDto ExtractCompound(string[] args, int start, SearchCriterionDto lhs)
{
if (args == null || !args.Any() || start > args.Length)
{
return(null);
}
var op = args[start];
var crit = new SearchCriterionDto();
var list = new List <SearchCriterionDto>();
if (op == "AND")
{
crit.Type = "and";
}
else if (op == "OR")
{
crit.Type = "or";
}
else
{
throw new ArgumentOutOfRangeException(nameof(op), $"Found boolean operation {op}, which is not a valid operation");
}
list.Add(lhs);
list.Add(ExtractWhere(args, start + 1));
crit.SubCriteria = list.ToArray();
return(crit);
}
/// <summary>
/// Converts the specified search dto.
/// </summary>
/// <param name="searchDto">The search dto.</param>
/// <returns>ICriterion.</returns>
/// <exception cref="Exception">aslkasldknasdklnas change me!</exception>
public ICriterion Convert(SearchCriterionDto searchDto)
{
var first = Converters.FirstOrDefault(c => c.CanConvert(searchDto));
if (first == null)
{
throw new Exception("aslkasldknasdklnas change me!");
}
return(first.Convert(searchDto));
}
/// <summary>
/// Visits the specified search criterion dto.
/// </summary>
/// <param name="searchCriterionDto">The search criterion dto.</param>
/// <returns>System.Object.</returns>
public object Visit(SearchCriterionDto searchCriterionDto)
{
if (searchCriterionDto is TerminalSearchCriterionDto terminal)
{
return(Visit(terminal));
}
var o = new JObject {
{ "Type", searchCriterionDto.Type }
};
var childObjects = searchCriterionDto.SubCriteria.Select(c => c.Accept(this)).Cast <JObject>().ToArray();
var arr = new JArray(childObjects);
o.Add("SubCriteria", arr);
return(o);
}
/// <summary>
/// Searches the frames.
/// </summary>
/// <param name="converted">The converted.</param>
/// <returns>IEnumerable<Frame>.</returns>
public IEnumerable <Frame> SearchFrames(SearchCriterionDto converted)
{
var ub = new UriBuilder(Settings.ServerUrl)
{
Path = $"api/search/frame"
};
var res = HttpFacade.PostJsonAsync(ub.Uri, converted, new HttpHeaders
{
["X-Project-Name"] = Settings.ProjectName
});
var json = res.Result.Content.ReadAsStringAsync().Result; // todo: 500's
var returnVal = JsonConvert.DeserializeObject <IEnumerable <Frame> >(json);
return(returnVal);
}
/// <summary>
/// Converts the specified search plan.
/// </summary>
/// <param name="searchRequest">The search plan.</param>
/// <returns>SearchCriterionDto.</returns>
/// <inheritdoc />
public SearchCriterionDto Convert(ISearchRequest searchRequest)
{
var subs = searchRequest.SearchFilters.Select(ExtractCriterion).ToArray();
if (subs.Length == 1)
{
return(subs[0]);
}
var crit = new SearchCriterionDto
{
Type = "and",
SubCriteria = subs
};
return(crit);
}
public IHttpActionResult Post([FromProjectNameHeader] string projectName, [FromUri] string index,
[FromBody] SearchCriterionDto searchCriterionDto) // todo: add paging headers
{
object results = null;
switch (index.ToLower())
{
case "frame":
results = SearchFrames(projectName, searchCriterionDto); // todo: add the others
break;
default:
throw new IndexOutOfRangeException($"Uncrecognized index: {index}");
}
return(Ok(results));
}
/// <summary>
/// Converts the search request to JSON
/// </summary>
/// <param name="searchRequest">The search request.</param>
/// <returns>System.String.</returns>
public string ConvertToJson(SearchCriterionDto searchRequest)
{
return(ConvertToJObject(searchRequest).ToString(Formatting.Indented));
}
/// <summary>
/// Converts to j object.
/// </summary>
/// <param name="searchRequest">The search request.</param>
/// <returns>JObject.</returns>
public JObject ConvertToJObject(SearchCriterionDto searchRequest)
{
var o = (JObject)Visit(searchRequest);
return(o);
}
/// <summary>
/// Determines whether this instance can convert the specified search criterion dto.
/// </summary>
/// <param name="searchCriterionDto">The search criterion dto.</param>
/// <returns><c>true</c> if this instance can convert the specified search criterion dto; otherwise, <c>false</c>.</returns>
public bool CanConvert(SearchCriterionDto searchCriterionDto)
{
return(searchCriterionDto is TerminalSearchCriterionDto && Regex.IsMatch(searchCriterionDto?.Type ?? "",
"register", RegexOptions.IgnoreCase));
}
