fix: refactor sqlserver to handle encryption correctly (#31)

## Description

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relates to #1234

## Checklist

- [ ] Issue was linked above
- [ ] Code format was applied: `make fmt`
- [ ] Examples were added / adjusted (see `examples/` directory)
- [x] Docs are up-to-date: `make generate-docs` (will be checked by CI)
- [ ] Unit tests got implemented or updated
- [ ] Acceptance tests got implemented or updated (see e.g. [here](f5f99d1709/stackit/internal/services/dns/dns_acc_test.go))
- [x] Unit tests are passing: `make test` (will be checked by CI)
- [x] No linter issues: `make lint` (will be checked by CI)

Reviewed-on: #31
Reviewed-by: Andre_Harms <andre.harms@stackit.cloud>

stackit/internal/wait/sqlserverflexalpha/wait.go

@@ -44,17 +44,24 @@ func CreateInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface
 		}
 		switch strings.ToLower(string(*s.Status)) {
 		case strings.ToLower(InstanceStateSuccess):
-			if s.Network.InstanceAddress == nil {
-				tflog.Info(ctx, "Waiting for instance_address")
-				return false, nil, nil
-			}
-			if s.Network.RouterAddress == nil {
-				tflog.Info(ctx, "Waiting for router_address")
-				return false, nil, nil
+			if *s.Network.AccessScope == "SNA" {
+				if s.Network.InstanceAddress == nil {
+					tflog.Info(ctx, "Waiting for instance_address")
+					return false, nil, nil
+				}
+				if s.Network.RouterAddress == nil {
+					tflog.Info(ctx, "Waiting for router_address")
+					return false, nil, nil
+				}
 			}
 			return true, s, nil
 		case strings.ToLower(InstanceStateUnknown), strings.ToLower(InstanceStateFailed):
 			return true, s, fmt.Errorf("create failed for instance with id %s", instanceId)
+		case strings.ToLower(InstanceStatePending), strings.ToLower(InstanceStateProcessing):
+			tflog.Info(ctx, "request is being handled", map[string]interface{}{
+				"status": *s.Status,
+			})
+			return false, nil, nil
 		default:
 			tflog.Info(ctx, "Wait (create) received unknown status", map[string]interface{}{
 				"instanceId": instanceId,
@@ -63,8 +70,6 @@ func CreateInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface
 			return false, s, nil
 		}
 	})
-	handler.SetTimeout(45 * time.Minute)
-	handler.SetSleepBeforeWait(15 * time.Second)
 	return handler
 }
 
@@ -83,6 +88,11 @@ func UpdateInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface
 			return true, s, nil
 		case strings.ToLower(InstanceStateUnknown), strings.ToLower(InstanceStateFailed):
 			return true, s, fmt.Errorf("update failed for instance with id %s", instanceId)
+		case strings.ToLower(InstanceStatePending), strings.ToLower(InstanceStateProcessing):
+			tflog.Info(ctx, "request is being handled", map[string]interface{}{
+				"status": *s.Status,
+			})
+			return false, nil, nil
 		default:
 			tflog.Info(ctx, "Wait (update) received unknown status", map[string]interface{}{
 				"instanceId": instanceId,