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fhir_execute_bundle.go
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/
fhir_execute_bundle.go
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// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package snippets
// [START healthcare_fhir_execute_bundle]
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"io/ioutil"
healthcare "google.golang.org/api/healthcare/v1"
)
// fhirExecuteBundle executes an FHIR bundle.
func fhirExecuteBundle(w io.Writer, projectID, location, datasetID, fhirStoreID string) error {
ctx := context.Background()
healthcareService, err := healthcare.NewService(ctx)
if err != nil {
return fmt.Errorf("healthcare.NewService: %w", err)
}
fhirService := healthcareService.Projects.Locations.Datasets.FhirStores.Fhir
payload := map[string]interface{}{
"resourceType": "Bundle",
"type": "transaction",
"entry": []map[string]interface{}{
{
"resource": map[string]interface{}{
"resourceType": "Patient",
"active": true,
},
"request": map[string]interface{}{
"method": "POST",
"url": "Patient",
},
},
},
}
jsonPayload, err := json.Marshal(payload)
if err != nil {
return fmt.Errorf("json.Encode: %w", err)
}
parent := fmt.Sprintf("projects/%s/locations/%s/datasets/%s/fhirStores/%s", projectID, location, datasetID, fhirStoreID)
call := fhirService.ExecuteBundle(parent, bytes.NewReader(jsonPayload))
call.Header().Set("Content-Type", "application/fhir+json;charset=utf-8")
resp, err := call.Do()
if err != nil {
return fmt.Errorf("ExecuteBundle: %w", err)
}
defer resp.Body.Close()
respBytes, err := ioutil.ReadAll(resp.Body)
if err != nil {
return fmt.Errorf("could not read response: %w", err)
}
if resp.StatusCode > 299 {
return fmt.Errorf("Create: status %d %s: %s", resp.StatusCode, resp.Status, respBytes)
}
fmt.Fprintf(w, "%s", respBytes)
return nil
}
// [END healthcare_fhir_execute_bundle]