reformatXmlJsonMap function
Implementation
Map<String, dynamic> reformatXmlJsonMap(
Map<String, dynamic> map, Map<String, FhirField> fhirObjectMap) {
final Map<String, dynamic> newMap = <String, dynamic>{};
if (map.keys.contains('xmlns')) {
map.remove('xmlns');
}
if (map.keys.contains('@xmlns')) {
map.remove('@xmlns');
}
void addIfPrimitive(
Map<String, dynamic> oldValue, String key, FhirField? fhirField) {
if (oldValue.keys.contains('@value')) {
newMap[key.replaceAll('@', '')] = fhirField != null && fhirField.isList
? <dynamic>[primitiveValue(fhirField.type, oldValue['@value'], key)]
: primitiveValue(fhirField!.type, oldValue['@value'], key);
}
if (oldValue.keys.contains('extension') ||
oldValue.keys.contains('@extension') ||
oldValue.keys.contains('id') ||
oldValue.keys.contains('@id')) {
final dynamic id = oldValue['id'] ?? oldValue['@id'];
final dynamic fhirExtension =
oldValue['extension'] ?? oldValue['@extension'];
newMap['_${key.replaceAll('@', '')}'] =
/// Is there a List?
fhirField != null && fhirField.isList
/// +List, is there an ID?
? id != null
/// +List, +ID, is there an Extension?
? fhirExtension != null
/// +List, +ID, +Extension
? <Map<String, dynamic>>[
reformatXmlJsonMap(
<String, dynamic>{
'id': id,
'extension': fhirExtension
},
fhirFieldMap['Element']!,
)
]
:
/// +List, +ID, -Extension
<Map<String, dynamic>>[
reformatXmlJsonMap(
<String, dynamic>{'id': id},
fhirFieldMap['Element']!,
)
]
:
/// +List, -ID, +Extension
<Map<String, dynamic>>[
reformatXmlJsonMap(
<String, dynamic>{'extension': fhirExtension},
fhirFieldMap['Element']!,
)
]
/// -List, is there an ID?
: id != null
/// -List, +ID, is there an Extension?
? fhirExtension != null
/// -List, +ID, +Extension
? reformatXmlJsonMap(
<String, dynamic>{
'id': id,
'extension': fhirExtension
},
fhirFieldMap['Element']!,
)
:
/// -List, +ID, -Extension
reformatXmlJsonMap(
<String, dynamic>{'id': id},
fhirFieldMap['Element']!,
)
:
/// -List, -ID, +Extension
reformatXmlJsonMap(
<String, dynamic>{'extension': fhirExtension},
fhirFieldMap['Element']!,
);
}
}
for (final String key in map.keys) {
final String replacedKey = key.replaceAll('@', '');
final FhirField? fhirField = fhirObjectMap[replacedKey];
dynamic oldValue = map[key];
String? oldType = fhirField?.type;
if (!(oldType == 'Narrative' && key == 'text')) {
if (oldType == null) {
if (key == 'resourceType' || key == '@resourceType') {
newMap['resourceType'] = oldValue;
} else {
if (oldValue is Map &&
oldValue.keys.length == 1 &&
resourceTypeFromStringMap.keys.contains(oldValue.keys.first) &&
oldValue.values.first is Map) {
((oldValue as Map<String, dynamic>).values.first
as Map<String, dynamic>)['resourceType'] = oldValue.keys.first;
return reformatXmlJsonMap(
oldValue.values.first as Map<String, dynamic>,
fhirFieldMap[oldValue.keys.first]!);
}
// print(key);
// print(fhirField?.type);
// print(oldType);
// print(oldValue);
// print(map);
// print(fhirObjectMap);
throw Exception('No type was found for the field $key');
}
} else {
if (oldValue is Map) {
if (isPrimitive(oldType, oldValue as Map<String, dynamic>)) {
addIfPrimitive(oldValue, key, fhirField);
} else {
if (fhirField == null) {
throw Exception(
'The field named $key (which is a Map) was not found in the FHIR Spec');
} else {
final Map<String, dynamic> ifResource =
checkIfResource(oldValue, oldType);
oldType = ifResource.keys.first;
oldValue = ifResource.values.first;
if (isPrimitive(oldType, oldValue as Map<String, dynamic>)) {
addIfPrimitive(oldValue, key, fhirField);
} else {
// print('168: $oldType $oldValue');
newMap[replacedKey] = fhirField.isList
? <Map<String, dynamic>>[
reformatXmlJsonMap(oldValue, fhirFieldMap[oldType]!)
]
: reformatXmlJsonMap(oldValue, fhirFieldMap[oldType]!);
}
}
}
} else if (oldValue is List) {
newMap[replacedKey] = <dynamic>[];
for (final dynamic entry in oldValue) {
if (entry is Map) {
if (fhirField == null) {
throw Exception(
'The field named $key (which is a List) was not found in the FHIR Spec');
} else {
if (isPrimitive(oldType!, entry as Map<String, dynamic>)) {
(newMap[replacedKey] as List<dynamic>).add(primitiveValue(
fhirField.type, entry.values.first, replacedKey));
} else {
oldValue = entry;
final Map<String, dynamic> ifResource = checkIfResource(
oldValue as Map<String, dynamic>, oldType);
oldType = ifResource.keys.first;
oldValue = ifResource.values.first;
// print('192: $oldType');
(newMap[replacedKey] as List<dynamic>).add(reformatXmlJsonMap(
oldValue as Map<String, dynamic>,
fhirFieldMap[oldType]!,
));
}
}
} else {
(newMap[replacedKey] as List<dynamic>).add(entry);
}
}
} else {
if (fhirField == null) {
if (key == 'resourceType' || key == '@resourceType') {
newMap['resourceType'] = oldValue;
} else {
throw Exception(
'The field named $key (which is a primitive) was not found in the FHIR Spec');
}
} else {
final dynamic value = primitiveValue(fhirField.type, oldValue, key);
newMap[replacedKey] = fhirField.isList ? <dynamic>[value] : value;
}
}
}
}
}
return newMap;
}
