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SPIKE - AMB-1463 Fhir transformer #92

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6 changes: 6 additions & 0 deletions proxies/live/apiproxy/policies/JavaScript.FhirTransformer.xml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Javascript async="false" continueOnError="false" enabled="true" timeLimit="200" name="JavaScript.FhirTransformer">
<DisplayName>JavaScript.FhirTransformer</DisplayName>
<Properties/>
<ResourceURL>jsc://FhirTransformer.js</ResourceURL>
</Javascript>
300 changes: 300 additions & 0 deletions proxies/live/apiproxy/resources/jsc/FhirTransformer.js
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Original file line number Diff line number Diff line change
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var HealthcareServiceSchema = {
"resourceType": "HealthcareService",
"id": "example",
"contained": [{
"resourceType": "Location",
"id": "Address",
"description": "",
"mode": "instance",
"address": {},
"position": {},
"physicalType": {
"coding": [{
"system": "http://terminology.hl7.org/CodeSystem/location-physical-type",
"code": "bu",
"display": "Building"
}
]
}
}
],
"identifier": [],
"active": true,
"providedBy": {},
"category": [],
"location": [{
"reference": "#Address"
}
],
"name": "",
"coverageArea": [{
"reference": "#Address"
}
],
}

var bundle = {
"resourceType": "Bundle",
"id": "9A05D8C6-587D-4CD7-B360-C5560961C01F",
"type": "searchset",
"total": 1,
"link": [{
"relation": "self",
"url": "https://api.service.nhs.uk/service-search-api"
}
],
"entry": []
}

//functions
function contactMap(contactType) {
var newtype = "";

switch (contactType) {
case "Telephone":
newtype = "phone";
break;
case "Email":
newtype = "email";
break;
case "Website":
newtype = "url";
}
return newtype;
}

function dayMap(day) {
var newtype = "";

switch (day) {
case "Monday":
newtype = "mon";
break;
case "Tuesday":
newtype = "tue";
break;
case "Wednesday":
newtype = "wed";
break;
case "Thursday":
newtype = "thu";
break;
case "Friday":
newtype = "fri";
break;
case "Saturday":
newtype = "sat";
break;
case "Sunday":
newtype = "sun";
break;
}
return newtype;
}

function timeFix(time) {
return time + ":00";
}

function isEmpty(obj) {
return Object.keys(obj).length === 0;
}

function insertDualToHS(node, name1, val1, name2, val2) {
node[name1] = val1;
node[name2] = val2;
}

function createContact(system, value, use) {
var json = {};

if (system != null)
json["system"] = system;
if (value != null)
json["value"] = value;
if (use != null)
json["use"] = "work";

return json;
}

function createFacility(system, value, display) {
var root = {};
var coding = [];
var json = {};

if (system != null)
json["system"] = system;
if (display != null)
json["display"] = display;
if (value != null)
json["value"] = value;
coding[0] = json;
root["coding"] = coding;

return root;
}

function createCoding(system, code, display) {
var root = {};
var coding = [];
var json = {};
if (system != null)
json["system"] = system;
if (code != null)
json["code"] = code;
if (display != null)
json["display"] = display;
coding[0] = json;
root["coding"] = coding;

return root;
}
//end functions


function query(data) {
var total = 0;
//All Results
for (var orgkey in data.value) {
if (data.value.hasOwnProperty(orgkey)) {
var Organisation = data.value[orgkey];

var HealthcareService = JSON.parse(JSON.stringify(HealthcareServiceSchema));

HealthcareService.id = Organisation.SearchKey;

//Identifiers
var identifier = {};
identifier["system"] = "https://fhir.nhs.uk/Id/ods-organization-code";
identifier["value"] = Organisation.ODSCode;
HealthcareService.identifier[0] = identifier;

//Provided By
insertDualToHS(HealthcareService.providedBy, "reference", "https://fhir.nhs.uk/Id/ods-organization-code/" + Organisation.ODSCode, "display", Organisation.OrganisationName);

//address
var address = {};
var topline = [];
var lineNum = 0
if (Organisation.Address1 != null && Organisation.Address1 != "") {
topline[lineNum] = Organisation.Address1;
lineNum++;
}
if (Organisation.Address2 != null && Organisation.Address2 != "") {
topline[lineNum] = Organisation.Address2;
lineNum++;
}
if (Organisation.Address3 != null && Organisation.Address3 != "") {
topline[lineNum] = Organisation.Address3;
lineNum++;
}
address["line"] = topline;
if (Organisation.City != null && Organisation.City != "")
address["city"] = Organisation.City;
if (Organisation.County != null && Organisation.County != "")
address["district"] = Organisation.County;
if (Organisation.Postcode != null && Organisation.Postcode != "")
address["postalCode"] = Organisation.Postcode;
HealthcareService.contained[0].description = "Main Address";
HealthcareService.contained[0].address = address;
HealthcareService.contained[0].address.use = "work";
HealthcareService.contained[0].address.type = "physical";

//Position
var position = {};
position["longitude"] = Organisation.Longitude;
position["latitude"] = Organisation.Latitude;
position["altitude"] = 0;
HealthcareService.contained[0].position = position;

//contact
if (!isEmpty(Organisation.Contacts)) {
var telecom = [];
HealthcareService["telecom"] = telecom;
for (var key in Organisation.Contacts) {
if (Organisation.Contacts.hasOwnProperty(key)) {
var arr = Organisation.Contacts[key];
var json = createContact(contactMap(arr.ContactMethodType), arr.ContactValue, arr.ContactType)

HealthcareService.telecom[key] = json;
};
};
};

//comment
if (Organisation.SummaryText != null)
HealthcareService["comment"] = Organisation.SummaryText;

//category
if (Organisation.OrganisationType != null && Organisation.OrganisationType != "") {
var response = {};

response = createCoding("https://api.service.nhs.uk/service-search-api", Organisation.OrganisationTypeId, Organisation.OrganisationType);

HealthcareService.category[0] = response;
}

//Services
if (!isEmpty(Organisation.Services)) {
var types = [];
HealthcareService["type"] = types;
for (var key in Organisation.Services) {
if (Organisation.Services.hasOwnProperty(key)) {
var arr = Organisation.Services[key];
var response = {};
response = createCoding("https://api.service.nhs.uk/service-search-api", arr.ServiceCode, arr.ServiceName);
HealthcareService.type[key] = response;
};
};
};

//Opening Hours
if (!isEmpty(Organisation.OpeningTimes)) {
var availableTime = [];
HealthcareService["availableTime"] = availableTime;
for (var key in Organisation.OpeningTimes) {
if (Organisation.OpeningTimes.hasOwnProperty(key)) {
var arr = Organisation.OpeningTimes[key];
var json = {};
var jsonDays = [];
jsonDays[0] = dayMap(arr.Weekday);
json["daysOfWeek"] = jsonDays;
json["availableStartTime"] = timeFix(arr.OpeningTime);
json["availableEndTime"] = timeFix(arr.ClosingTime);
HealthcareService.availableTime[key] = json;
};
};
};

//Facilities
if (!isEmpty(Organisation.Facilities)) {
var characteristic = [];
HealthcareService["characteristic"] = characteristic;
var index = 0;
for (var key in Organisation.Facilities) {
if (Organisation.Facilities.hasOwnProperty(key)) {
var arr = Organisation.Facilities[key];
var response = {};
if (arr.Value == "Yes") {
response = createFacility(null, null, arr.Name);
HealthcareService.characteristic[index] = response;
index++;
};
};
};
};

HealthcareService.name = Organisation.OrganisationName;

var resource = {};
resource["fullUrl"] = "https://api.service.nhs.uk/service-search-api/" + Organisation.SearchKey;
resource["resource"] = HealthcareService;

bundle.entry[orgkey] = resource;
total++
}
}
bundle.total = total;
return bundle;
}
4 changes: 4 additions & 0 deletions proxies/live/apiproxy/targets/target.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,10 @@
<Step>
<Name>javascript.RewriteHostName</Name>
</Step>
<Step>
<Name>JavaScript.FhirTransformer</Name>
<Condition>response.header.Content-Type = "application/fhir+json"</Condition>
</Step>
</Response>
</PostFlow>
<FaultRules>
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