feat: e-mail templates (#1158)

* View definition added

* Get templates and texts from the database.

* Fill in texts in templates

* Fill in texts in templates

* Client API added

* Weekly backup

* Weekly backup

* Daily backup

* Weekly backup

* Tests added

* Corrections from merge branch

* Fixes from pull request review

internal/api/grpc/admin/template.go

@@ -0,0 +1,24 @@
+package admin
+
+import (
+	"context"
+
+	"github.com/caos/zitadel/pkg/grpc/admin"
+	"github.com/golang/protobuf/ptypes/empty"
+)
+
+func (s *Server) GetDefaultMailTemplate(ctx context.Context, _ *empty.Empty) (*admin.DefaultMailTemplateView, error) {
+	result, err := s.iam.GetDefaultMailTemplate(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return templateViewFromModel(result), nil
+}
+
+func (s *Server) UpdateDefaultMailTemplate(ctx context.Context, policy *admin.DefaultMailTemplateUpdate) (*admin.DefaultMailTemplate, error) {
+	result, err := s.iam.ChangeDefaultMailTemplate(ctx, templateToModel(policy))
+	if err != nil {
+		return nil, err
+	}
+	return templateFromModel(result), nil
+}

internal/api/grpc/admin/template_converter.go

@@ -0,0 +1,42 @@
+package admin
+
+import (
+	"github.com/caos/logging"
+	iam_model "github.com/caos/zitadel/internal/iam/model"
+	"github.com/caos/zitadel/pkg/grpc/admin"
+	"github.com/golang/protobuf/ptypes"
+)
+
+func templateToModel(policy *admin.DefaultMailTemplateUpdate) *iam_model.MailTemplate {
+	return &iam_model.MailTemplate{
+		Template: policy.Template,
+	}
+}
+
+func templateFromModel(policy *iam_model.MailTemplate) *admin.DefaultMailTemplate {
+	creationDate, err := ptypes.TimestampProto(policy.CreationDate)
+	logging.Log("ADMIN-CAA7T").OnError(err).Debug("date parse failed")
+
+	changeDate, err := ptypes.TimestampProto(policy.ChangeDate)
+	logging.Log("ADMIN-H52Zx").OnError(err).Debug("date parse failed")
+
+	return &admin.DefaultMailTemplate{
+		Template:     policy.Template,
+		CreationDate: creationDate,
+		ChangeDate:   changeDate,
+	}
+}
+
+func templateViewFromModel(policy *iam_model.MailTemplateView) *admin.DefaultMailTemplateView {
+	creationDate, err := ptypes.TimestampProto(policy.CreationDate)
+	logging.Log("ADMIN-yWFs5").OnError(err).Debug("date parse failed")
+
+	changeDate, err := ptypes.TimestampProto(policy.ChangeDate)
+	logging.Log("ADMIN-JRpIO").OnError(err).Debug("date parse failed")
+
+	return &admin.DefaultMailTemplateView{
+		Template:     policy.Template,
+		CreationDate: creationDate,
+		ChangeDate:   changeDate,
+	}
+}

internal/api/grpc/admin/text.go

@@ -0,0 +1,32 @@
+package admin
+
+import (
+	"context"
+
+	"github.com/caos/zitadel/pkg/grpc/admin"
+	"github.com/golang/protobuf/ptypes/empty"
+)
+
+func (s *Server) GetDefaultMailTexts(ctx context.Context, _ *empty.Empty) (*admin.DefaultMailTextsView, error) {
+	result, err := s.iam.GetDefaultMailTexts(ctx)
+	if err != nil {
+		return nil, err
+	}
+	return textsViewFromModel(result), nil
+}
+
+func (s *Server) GetDefaultMailText(ctx context.Context, textType string, language string) (*admin.DefaultMailTextView, error) {
+	result, err := s.iam.GetDefaultMailText(ctx, textType, language)
+	if err != nil {
+		return nil, err
+	}
+	return textViewFromModel(result), nil
+}
+
+func (s *Server) UpdateDefaultMailText(ctx context.Context, text *admin.DefaultMailTextUpdate) (*admin.DefaultMailText, error) {
+	result, err := s.iam.ChangeDefaultMailText(ctx, textToModel(text))
+	if err != nil {
+		return nil, err
+	}
+	return textFromModel(result), nil
+}

internal/api/grpc/admin/text_converter.go

@@ -0,0 +1,78 @@
+package admin
+
+import (
+	"github.com/caos/logging"
+	iam_model "github.com/caos/zitadel/internal/iam/model"
+	"github.com/caos/zitadel/pkg/grpc/admin"
+	"github.com/golang/protobuf/ptypes"
+)
+
+func textToModel(text *admin.DefaultMailTextUpdate) *iam_model.MailText {
+	return &iam_model.MailText{
+		MailTextType: text.MailTextType,
+		Language:     text.Language,
+		Title:        text.Title,
+		PreHeader:    text.PreHeader,
+		Subject:      text.Subject,
+		Greeting:     text.Greeting,
+		Text:         text.Text,
+		ButtonText:   text.ButtonText,
+	}
+}
+
+func textFromModel(text *iam_model.MailText) *admin.DefaultMailText {
+	creationDate, err := ptypes.TimestampProto(text.CreationDate)
+	logging.Log("ADMIN-Jlzsj").OnError(err).Debug("date parse failed")
+
+	changeDate, err := ptypes.TimestampProto(text.ChangeDate)
+	logging.Log("ADMIN-mw5b8").OnError(err).Debug("date parse failed")
+
+	return &admin.DefaultMailText{
+		MailTextType: text.MailTextType,
+		Language:     text.Language,
+		Title:        text.Title,
+		PreHeader:    text.PreHeader,
+		Subject:      text.Subject,
+		Greeting:     text.Greeting,
+		Text:         text.Text,
+		ButtonText:   text.ButtonText,
+		CreationDate: creationDate,
+		ChangeDate:   changeDate,
+	}
+}
+
+func textsViewFromModel(textsin *iam_model.MailTextsView) *admin.DefaultMailTextsView {
+	return &admin.DefaultMailTextsView{
+		Texts: textsViewToModel(textsin.Texts),
+	}
+}
+
+func textsViewToModel(queries []*iam_model.MailTextView) []*admin.DefaultMailTextView {
+	modelQueries := make([]*admin.DefaultMailTextView, len(queries))
+	for i, query := range queries {
+		modelQueries[i] = textViewFromModel(query)
+	}
+
+	return modelQueries
+}
+
+func textViewFromModel(text *iam_model.MailTextView) *admin.DefaultMailTextView {
+	creationDate, err := ptypes.TimestampProto(text.CreationDate)
+	logging.Log("ADMIN-7RyJc").OnError(err).Debug("date parse failed")
+
+	changeDate, err := ptypes.TimestampProto(text.ChangeDate)
+	logging.Log("ADMIN-fTFgY").OnError(err).Debug("date parse failed")
+
+	return &admin.DefaultMailTextView{
+		MailTextType: text.MailTextType,
+		Language:     text.Language,
+		Title:        text.Title,
+		PreHeader:    text.PreHeader,
+		Subject:      text.Subject,
+		Greeting:     text.Greeting,
+		Text:         text.Text,
+		ButtonText:   text.ButtonText,
+		CreationDate: creationDate,
+		ChangeDate:   changeDate,
+	}
+}