refactor(stack): stack build process backend only [EE-4342] (#7750)

api/stacks/stackbuilders/director.go

@@ -0,0 +1,55 @@
+package stackbuilders
+
+import (
+	"errors"
+
+	httperror "github.com/portainer/libhttp/error"
+	"github.com/portainer/libhttp/request"
+	portainer "github.com/portainer/portainer/api"
+)
+
+type StackBuilderDirector struct {
+	builder interface{}
+}
+
+func NewStackBuilderDirector(b interface{}) *StackBuilderDirector {
+	return &StackBuilderDirector{
+		builder: b,
+	}
+}
+
+func (d *StackBuilderDirector) Build(payload *StackPayload, endpoint *portainer.Endpoint) (*portainer.Stack, *httperror.HandlerError) {
+
+	switch builder := d.builder.(type) {
+	case GitMethodStackBuildProcess:
+		return builder.SetGeneralInfo(payload, endpoint).
+			SetUniqueInfo(payload).
+			SetGitRepository(payload).
+			Deploy(payload, endpoint).
+			SetAutoUpdate(payload).
+			SaveStack()
+
+	case FileUploadMethodStackBuildProcess:
+		return builder.SetGeneralInfo(payload, endpoint).
+			SetUniqueInfo(payload).
+			SetUploadedFile(payload).
+			Deploy(payload, endpoint).
+			SaveStack()
+
+	case FileContentMethodStackBuildProcess:
+		return builder.SetGeneralInfo(payload, endpoint).
+			SetUniqueInfo(payload).
+			SetFileContent(payload).
+			Deploy(payload, endpoint).
+			SaveStack()
+
+	case UrlMethodStackBuildProcess:
+		return builder.SetGeneralInfo(payload, endpoint).
+			SetUniqueInfo(payload).
+			SetURL(payload).
+			Deploy(payload, endpoint).
+			SaveStack()
+	}
+
+	return nil, httperror.BadRequest("Invalid value for query parameter: method. Value must be one of: string or repository or url or file", errors.New(request.ErrInvalidQueryParameter))
+}