Adding Capif provider

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

diff --git a/provider/handler/getapi_handler.go b/provider/handler/getapi_handler.go
new file mode 100644 (file)
index 0000000..01c33e6
--- /dev/null
+++ b/provider/handler/getapi_handler.go
@@ -0,0 +1,80 @@
+// -
+//
+//     ========================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 (
+       "encoding/json"
+       "fmt"
+       "net/http"
+
+       log "github.com/sirupsen/logrus"
+
+       "github.com/labstack/echo/v4"
+       "oransc.org/nonrtric/capifprov/internal/publishserviceapi"
+)
+
+func GetApiRequest(server string) echo.HandlerFunc {
+       return func(c echo.Context) error {
+
+               aefId := c.FormValue("apfId")
+               if aefId == "" {
+                       return c.Render(http.StatusOK, "getapi.html", map[string]interface{}{
+                               "isResponse": false,
+                               "isError":    false,
+                       })
+               }
+
+               //server format: http://localhost:8090
+               url := server + "/published-apis/v1/" + aefId + "/service-apis"
+               log.Infof("[Get API] to %v for aefId: %v", url, aefId)
+
+               headers := map[string]string{
+                       "Content-Type": "text/plain",
+               }
+               resp, err := makeRequest("GET", url, headers, nil)
+               if err != nil {
+                       log.Errorf("[Get API] %v", fmt.Sprintf("error: %v", err))
+                       return c.Render(http.StatusBadRequest, "getapi.html", map[string]interface{}{
+                               "response":   fmt.Sprintf("error: %v", err),
+                               "isError":    true,
+                               "isResponse": false,
+                       })
+               }
+               log.Infof("[Get API] Response from service: %+v error: %v\n", string(resp), err)
+
+               var resAPIs []publishserviceapi.ServiceAPIDescription
+               err = json.Unmarshal(resp, &resAPIs)
+               if err != nil {
+                       log.Error("[Get API] error unmarshaling parameter ServiceAPIDescription as JSON")
+                       return c.Render(http.StatusBadRequest, "getapi.html", map[string]interface{}{
+                               "isResponse": false,
+                               "isError":    true,
+                               "response":   "error unmarshaling parameter ServiceAPIDescription as JSON",
+                       })
+               }
+
+               bytes, _ := json.Marshal(resAPIs)
+               log.Infof("[Get API] There are %v ServiceAPIDescription objects available", len(resAPIs))
+               return c.Render(http.StatusOK, "getapi.html", map[string]interface{}{
+                       "isResponse": true,
+                       "response":   string(bytes),
+               })
+       }
+}