public static IActionResult RunHocrGenerator()

in JfkWebApiSkills/JfkWebApiSkills/JfkWebAPISkills.cs [132:161]
27 lines of code
4 McCabe index (conditional complexity)

        public static IActionResult RunHocrGenerator([HttpTrigger(AuthorizationLevel.Function, "post", Route = null)]HttpRequest req, TraceWriter log, ExecutionContext executionContext)
        {
            string skillName = executionContext.FunctionName;
            IEnumerable<WebApiRequestRecord> requestRecords = WebApiSkillHelpers.GetRequestRecords(req);
            if (requestRecords == null || requestRecords.Count() != 1)
            {
                return new BadRequestObjectResult($"{skillName} - Invalid request record array: Skill requires exactly 1 image per request.");
            }

            WebApiSkillResponse response = WebApiSkillHelpers.ProcessRequestRecords(skillName, requestRecords,
                (inRecord, outRecord) => {
                    List<OcrImageMetadata> imageMetadataList = JsonConvert.DeserializeObject<List<OcrImageMetadata>>(JsonConvert.SerializeObject(inRecord.Data["ocrImageMetadataList"]));
                    Dictionary<string, string> annotations = JsonConvert.DeserializeObject<JArray>(JsonConvert.SerializeObject(inRecord.Data["wordAnnotations"]))
                                                    .Where(o => o.Type != JTokenType.Null)
                                                    .GroupBy(o => o["value"].Value<string>())
                                                    .Select(g => g.First())
                                                    .ToDictionary(o => o["value"].Value<string>(), o => o["description"].Value<string>());

                    List<HocrPage> pages = new List<HocrPage>();
                    for(int i = 0; i < imageMetadataList.Count; i++)
                    {
                        pages.Add(new HocrPage(imageMetadataList[i], i, annotations));
                    }
                    HocrDocument hocrDocument = new HocrDocument(pages);
                    outRecord.Data["hocrDocument"] = hocrDocument;
                    return outRecord;
                });

            return (ActionResult)new OkObjectResult(response);
        }