feat: Message projection (#2591)

* feat: mail template projection * feat: message text projection * feat: message text projection tests * feat: custom text projection * feat: custom text projection
2025-08-12 01:47:33 +00:00 · 2021-10-29 16:11:47 +02:00
parent 8996b17a76
commit a1f4a06d27
8 changed files with 1702 additions and 0 deletions
--- a/internal/query/projection/mail_template.go
+++ b/internal/query/projection/mail_template.go
@@ -0,0 +1,140 @@
+package projection
+
+import (
+	"context"
+
+	"github.com/caos/logging"
+	"github.com/caos/zitadel/internal/domain"
+	"github.com/caos/zitadel/internal/errors"
+	"github.com/caos/zitadel/internal/eventstore"
+	"github.com/caos/zitadel/internal/eventstore/handler"
+	"github.com/caos/zitadel/internal/eventstore/handler/crdb"
+	"github.com/caos/zitadel/internal/repository/iam"
+	"github.com/caos/zitadel/internal/repository/org"
+	"github.com/caos/zitadel/internal/repository/policy"
+)
+
+type MailTemplateProjection struct {
+	crdb.StatementHandler
+}
+
+const (
+	MailTemplateTable = "zitadel.projections.mail_templates"
+
+	MailTemplateAggregateIDCol  = "aggregate_id"
+	MailTemplateCreationDateCol = "creation_date"
+	MailTemplateChangeDateCol   = "change_date"
+	MailTemplateSequenceCol     = "sequence"
+	MailTemplateStateCol        = "state"
+	MailTemplateTemplateCol     = "template"
+	MailTemplateIsDefaultCol    = "is_default"
+)
+
+func NewMailTemplateProjection(ctx context.Context, config crdb.StatementHandlerConfig) *MailTemplateProjection {
+	p := &MailTemplateProjection{}
+	config.ProjectionName = MailTemplateTable
+	config.Reducers = p.reducers()
+	p.StatementHandler = crdb.NewStatementHandler(ctx, config)
+	return p
+}
+
+func (p *MailTemplateProjection) reducers() []handler.AggregateReducer {
+	return []handler.AggregateReducer{
+		{
+			Aggregate: org.AggregateType,
+			EventRedusers: []handler.EventReducer{
+				{
+					Event:  org.MailTemplateAddedEventType,
+					Reduce: p.reduceAdded,
+				},
+				{
+					Event:  org.MailTemplateChangedEventType,
+					Reduce: p.reduceChanged,
+				},
+				{
+					Event:  org.MailTemplateRemovedEventType,
+					Reduce: p.reduceRemoved,
+				},
+			},
+		},
+		{
+			Aggregate: iam.AggregateType,
+			EventRedusers: []handler.EventReducer{
+				{
+					Event:  iam.MailTemplateAddedEventType,
+					Reduce: p.reduceAdded,
+				},
+				{
+					Event:  iam.MailTemplateChangedEventType,
+					Reduce: p.reduceChanged,
+				},
+			},
+		},
+	}
+}
+
+func (p *MailTemplateProjection) reduceAdded(event eventstore.EventReader) (*handler.Statement, error) {
+	var templateEvent policy.MailTemplateAddedEvent
+	var isDefault bool
+	switch e := event.(type) {
+	case *org.MailTemplateAddedEvent:
+		templateEvent = e.MailTemplateAddedEvent
+		isDefault = false
+	case *iam.MailTemplateAddedEvent:
+		templateEvent = e.MailTemplateAddedEvent
+		isDefault = true
+	default:
+		logging.LogWithFields("PROJE-94jfG", "seq", event.Sequence(), "expectedTypes", []eventstore.EventType{org.MailTemplateAddedEventType, iam.MailTemplateAddedEventType}).Error("wrong event type")
+		return nil, errors.ThrowInvalidArgument(nil, "PROJE-0pJ3f", "reduce.wrong.event.type")
+	}
+	return crdb.NewCreateStatement(
+		&templateEvent,
+		[]handler.Column{
+			handler.NewCol(MailTemplateAggregateIDCol, templateEvent.Aggregate().ID),
+			handler.NewCol(MailTemplateCreationDateCol, templateEvent.CreationDate()),
+			handler.NewCol(MailTemplateChangeDateCol, templateEvent.CreationDate()),
+			handler.NewCol(MailTemplateSequenceCol, templateEvent.Sequence()),
+			handler.NewCol(MailTemplateStateCol, domain.PolicyStateActive),
+			handler.NewCol(MailTemplateIsDefaultCol, isDefault),
+			handler.NewCol(MailTemplateTemplateCol, templateEvent.Template),
+		}), nil
+}
+
+func (p *MailTemplateProjection) reduceChanged(event eventstore.EventReader) (*handler.Statement, error) {
+	var policyEvent policy.MailTemplateChangedEvent
+	switch e := event.(type) {
+	case *org.MailTemplateChangedEvent:
+		policyEvent = e.MailTemplateChangedEvent
+	case *iam.MailTemplateChangedEvent:
+		policyEvent = e.MailTemplateChangedEvent
+	default:
+		logging.LogWithFields("PROJE-02J9f", "seq", event.Sequence(), "expectedTypes", []eventstore.EventType{org.MailTemplateChangedEventType, iam.MailTemplateChangedEventType}).Error("wrong event type")
+		return nil, errors.ThrowInvalidArgument(nil, "PROJE-gJ03f", "reduce.wrong.event.type")
+	}
+	cols := []handler.Column{
+		handler.NewCol(MailTemplateChangeDateCol, policyEvent.CreationDate()),
+		handler.NewCol(MailTemplateSequenceCol, policyEvent.Sequence()),
+	}
+	if policyEvent.Template != nil {
+		cols = append(cols, handler.NewCol(MailTemplateTemplateCol, *policyEvent.Template))
+	}
+	return crdb.NewUpdateStatement(
+		&policyEvent,
+		cols,
+		[]handler.Condition{
+			handler.NewCond(MailTemplateAggregateIDCol, policyEvent.Aggregate().ID),
+		}), nil
+}
+
+func (p *MailTemplateProjection) reduceRemoved(event eventstore.EventReader) (*handler.Statement, error) {
+	policyEvent, ok := event.(*org.MailTemplateRemovedEvent)
+	if !ok {
+		logging.LogWithFields("PROJE-2m0fp", "seq", event.Sequence(), "expectedType", org.MailTemplateRemovedEventType).Error("wrong event type")
+		return nil, errors.ThrowInvalidArgument(nil, "PROJE-3jJGs", "reduce.wrong.event.type")
+	}
+	return crdb.NewDeleteStatement(
+		policyEvent,
+		[]handler.Condition{
+			handler.NewCond(MailTemplateAggregateIDCol, policyEvent.Aggregate().ID),
+		}), nil
+}