Merge "Adding Capif provider"

[nonrtric/plt/sme.git] / provider / handler / common_handler.go

diff --git a/provider/handler/common_handler.go b/provider/handler/common_handler.go
new file mode 100644 (file)
index 0000000..73952ee
--- /dev/null
+++ b/provider/handler/common_handler.go
@@ -0,0 +1,81 @@
+// -
+//
+//     ========================LICENSE_START=================================
+//     O-RAN-SC
+//     %%
+//     Copyright (C) 2023: Nordix Foundation
+//     %%
+//     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
+//
+//          http://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.
+//     ========================LICENSE_END===================================
+package handler
+
+import (
+       "bytes"
+       "encoding/json"
+       "fmt"
+       "io"
+       "net/http"
+)
+
+func makeRequest(method, url string, headers map[string]string, data interface{}) ([]byte, error) {
+       client := &http.Client{}
+
+       // Create a new HTTP request with the specified method and URL
+       req, err := http.NewRequest(method, url, nil)
+       if err != nil {
+               return nil, err
+       }
+
+       // Set any headers specified in the headers map
+       for k, v := range headers {
+               req.Header.Set(k, v)
+       }
+
+       // If there is data to send, marshal it to JSON and set it as the request body
+       if data != nil {
+               jsonBytes, err := json.Marshal(data)
+               if err != nil {
+                       return nil, err
+               }
+               req.Body = io.NopCloser(bytes.NewReader(jsonBytes))
+       }
+
+       // Send the request and get the response
+       if resp, err := client.Do(req); err == nil {
+               if isResponseSuccess(resp.StatusCode) {
+                       defer resp.Body.Close()
+
+                       // Read the response body
+                       respBody, err := io.ReadAll(resp.Body)
+                       if err != nil {
+                               return nil, err
+                       }
+                       return respBody, nil
+               } else {
+                       return nil, getRequestError(resp)
+               }
+       } else {
+               return nil, err
+       }
+}
+
+func isResponseSuccess(statusCode int) bool {
+       return statusCode >= http.StatusOK && statusCode <= 299
+}
+
+func getRequestError(response *http.Response) error {
+       defer response.Body.Close()
+       responseData, _ := io.ReadAll(response.Body)
+
+       return fmt.Errorf("message:  %v code: %v", string(responseData), response.StatusCode)
+}