chore: add missing wait folder

pkg/sqlserverflexalpha/wait/wait.go

@@ -0,0 +1,101 @@
+package wait
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/stackitcloud/stackit-sdk-go/core/oapierror"
+	"github.com/stackitcloud/stackit-sdk-go/core/wait"
+	"github.com/stackitcloud/stackit-sdk-go/services/sqlserverflex"
+)
+
+const (
+	InstanceStateEmpty      = ""
+	InstanceStateProcessing = "Progressing"
+	InstanceStateUnknown    = "Unknown"
+	InstanceStateSuccess    = "Ready"
+	InstanceStateFailed     = "Failed"
+)
+
+// Interface needed for tests
+type APIClientInstanceInterface interface {
+	GetInstanceExecute(ctx context.Context, projectId, instanceId, region string) (*sqlserverflex.GetInstanceResponse, error)
+}
+
+// CreateInstanceWaitHandler will wait for instance creation
+func CreateInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface, projectId, instanceId, region string) *wait.AsyncActionHandler[sqlserverflex.GetInstanceResponse] {
+	handler := wait.New(func() (waitFinished bool, response *sqlserverflex.GetInstanceResponse, err error) {
+		s, err := a.GetInstanceExecute(ctx, projectId, instanceId, region)
+		if err != nil {
+			return false, nil, err
+		}
+		if s == nil || s.Item == nil || s.Item.Id == nil || *s.Item.Id != instanceId || s.Item.Status == nil {
+			return false, nil, nil
+		}
+		switch strings.ToLower(*s.Item.Status) {
+		case strings.ToLower(InstanceStateSuccess):
+			return true, s, nil
+		case strings.ToLower(InstanceStateUnknown), strings.ToLower(InstanceStateFailed):
+			return true, s, fmt.Errorf("create failed for instance with id %s", instanceId)
+		default:
+			return false, s, nil
+		}
+	})
+	handler.SetTimeout(45 * time.Minute)
+	handler.SetSleepBeforeWait(5 * time.Second)
+	return handler
+}
+
+// UpdateInstanceWaitHandler will wait for instance update
+func UpdateInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface, projectId, instanceId, region string) *wait.AsyncActionHandler[sqlserverflex.GetInstanceResponse] {
+	handler := wait.New(func() (waitFinished bool, response *sqlserverflex.GetInstanceResponse, err error) {
+		s, err := a.GetInstanceExecute(ctx, projectId, instanceId, region)
+		if err != nil {
+			return false, nil, err
+		}
+		if s == nil || s.Item == nil || s.Item.Id == nil || *s.Item.Id != instanceId || s.Item.Status == nil {
+			return false, nil, nil
+		}
+		switch strings.ToLower(*s.Item.Status) {
+		case strings.ToLower(InstanceStateSuccess):
+			return true, s, nil
+		case strings.ToLower(InstanceStateUnknown), strings.ToLower(InstanceStateFailed):
+			return true, s, fmt.Errorf("update failed for instance with id %s", instanceId)
+		default:
+			return false, s, nil
+		}
+	})
+	handler.SetSleepBeforeWait(2 * time.Second)
+	handler.SetTimeout(45 * time.Minute)
+	return handler
+}
+
+// PartialUpdateInstanceWaitHandler will wait for instance update
+func PartialUpdateInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface, projectId, instanceId, region string) *wait.AsyncActionHandler[sqlserverflex.GetInstanceResponse] {
+	return UpdateInstanceWaitHandler(ctx, a, projectId, instanceId, region)
+}
+
+// DeleteInstanceWaitHandler will wait for instance deletion
+func DeleteInstanceWaitHandler(ctx context.Context, a APIClientInstanceInterface, projectId, instanceId, region string) *wait.AsyncActionHandler[struct{}] {
+	handler := wait.New(func() (waitFinished bool, response *struct{}, err error) {
+		_, err = a.GetInstanceExecute(ctx, projectId, instanceId, region)
+		if err == nil {
+			return false, nil, nil
+		}
+		var oapiErr *oapierror.GenericOpenAPIError
+		ok := errors.As(err, &oapiErr)
+		if !ok {
+			return false, nil, fmt.Errorf("could not convert error to oapierror.GenericOpenAPIError")
+		}
+		if oapiErr.StatusCode != http.StatusNotFound {
+			return false, nil, err
+		}
+		return true, nil, nil
+	})
+	handler.SetTimeout(15 * time.Minute)
+	return handler
+}