Azure openai list models (#290)

* feat(models): include flow for azure openai endpoint

* feat(models): include flow for azure openai endpoint

* feat(models): include flow for azure openai endpoint

* chore(fullURL): update logic to run in fullURL function

* chore(fullURL): update based on pr comments to use c.config.APIVersion

client.go

@@ -103,6 +103,11 @@ func (c *Client) fullURL(suffix string) string {
 	if c.config.APIType == APITypeAzure || c.config.APIType == APITypeAzureAD {
 		baseURL := c.config.BaseURL
 		baseURL = strings.TrimRight(baseURL, "/")
+		// if suffix is /models change to {endpoint}/openai/models?api-version=2022-12-01
+		// https://learn.microsoft.com/en-us/rest/api/cognitiveservices/azureopenaistable/models/list?tabs=HTTP
+		if strings.Contains(suffix, "/models") {
+			return fmt.Sprintf("%s/%s%s?api-version=%s", baseURL, azureAPIPrefix, suffix, c.config.APIVersion)
+		}
 		return fmt.Sprintf("%s/%s/%s/%s%s?api-version=%s",
 			baseURL, azureAPIPrefix, azureDeploymentsPrefix, c.config.Engine, suffix, c.config.APIVersion)
 	}

internal/test/server.go

@@ -31,7 +31,7 @@ func (ts *ServerTest) OpenAITestServer() *httptest.Server {
 		log.Printf("received request at path %q\n", r.URL.Path)
 
 		// check auth
-		if r.Header.Get("Authorization") != "Bearer "+GetTestToken() {
+		if r.Header.Get("Authorization") != "Bearer "+GetTestToken() && r.Header.Get("api-key") != GetTestToken() {
 			w.WriteHeader(http.StatusUnauthorized)
 			return
 		}

models_test.go

@@ -31,6 +31,24 @@ func TestListModels(t *testing.T) {
 	checks.NoError(t, err, "ListModels error")
 }
 
+func TestAzureListModels(t *testing.T) {
+	server := test.NewTestServer()
+	server.RegisterHandler("/openai/models", handleModelsEndpoint)
+	// create the test server
+	var err error
+	ts := server.OpenAITestServer()
+	ts.Start()
+	defer ts.Close()
+
+	config := DefaultAzureConfig(test.GetTestToken(), "https://dummylab.openai.azure.com/", "dummyengine")
+	config.BaseURL = ts.URL
+	client := NewClientWithConfig(config)
+	ctx := context.Background()
+
+	_, err = client.ListModels(ctx)
+	checks.NoError(t, err, "ListModels error")
+}
+
 // handleModelsEndpoint Handles the models endpoint by the test server.
 func handleModelsEndpoint(w http.ResponseWriter, _ *http.Request) {
 	resBytes, _ := json.Marshal(ModelsList{})