Merge pull request #33 from hyunho-mo/main

initial check

Author: hyunho-mo

src/rotterdam/Patient.ts

@@ -0,0 +1,68 @@
+import {inputValue} from '../functionsCatalog';
+import {genderFHIRV3Codes} from '../codes/fhirv3codes'
+import {lifelinesDateToISO} from '../lifelinesFunctions'
+import {UnexpectedInputException,assertIsDefined} from '../unexpectedInputException'
+
+/*
+Based on HCIM resource:
+https://simplifier.net/packages/nictiz.fhir.nl.stu3.zib2017/2.2.12/files/2002232/~overview
+
+Related Lifelines variables:
+gender, age (See Lifelines data manual)
+
+*/
+
+/**
+ * 
+ * @precondition in reported age is defined, it is a number
+ * 
+ * @returns approximate birthdate given the baseline assessment date and the reported age. Undefined
+ *          if there is no reported age or undefined assessment date.
+ */
+export const birthDate = ():string|undefined => {   
+        const assessmetDate:string|undefined = inputValue("date","1a")
+
+        if (assessmetDate === undefined){
+            return undefined
+        }
+        else{
+            const surveyDateParts = assessmetDate.split("-");
+        
+            const reportedAge:string|undefined = inputValue("age","1a")
+    
+            if (reportedAge!=undefined){
+                const surveyAge = Number(reportedAge);      
+                const surveyYear = Number(surveyDateParts[0]);
+                return (surveyYear-surveyAge).toString()
+            }
+            else{
+                return undefined;
+            }    
+        }
+
+        
+}
+
+
+export const deceasedDateTime = ():string|undefined => {
+    const dod = inputValue("date_of_death","global")
+    if (dod!==undefined){
+        return lifelinesDateToISO(dod)
+    }
+    else{
+        return undefined;    
+    }
+    
+}
+
+export const gender = ():object|undefined => {
+    if (inputValue("gender","1a")==="MALE"){
+        return genderFHIRV3Codes.male;
+    }
+    else if (inputValue("gender","1a")==="FEMALE"){
+        return genderFHIRV3Codes.female;
+    }
+    else{
+        return undefined;
+    }    
+}