feat: add management for ldap idp template (#5220)

Add management functionality for LDAP idps with templates and the basic functionality for the LDAP provider, which can then be used with a separate login page in the future.

---------

Co-authored-by: Livio Spring <livio.a@gmail.com>

internal/repository/idp/idp.go

@@ -0,0 +1,104 @@
+package idp
+
+import (
+	"encoding/json"
+
+	"github.com/zitadel/zitadel/internal/errors"
+	"github.com/zitadel/zitadel/internal/eventstore"
+	"github.com/zitadel/zitadel/internal/eventstore/repository"
+	"github.com/zitadel/zitadel/internal/repository/idpconfig"
+)
+
+type Options struct {
+	IsCreationAllowed bool `json:"isCreationAllowed,omitempty"`
+	IsLinkingAllowed  bool `json:"isLinkingAllowed,omitempty"`
+	IsAutoCreation    bool `json:"isAutoCreation,omitempty"`
+	IsAutoUpdate      bool `json:"isAutoUpdate,omitempty"`
+}
+
+type OptionChanges struct {
+	IsCreationAllowed *bool `json:"isCreationAllowed,omitempty"`
+	IsLinkingAllowed  *bool `json:"isLinkingAllowed,omitempty"`
+	IsAutoCreation    *bool `json:"isAutoCreation,omitempty"`
+	IsAutoUpdate      *bool `json:"isAutoUpdate,omitempty"`
+}
+
+func (o *Options) Changes(options Options) OptionChanges {
+	opts := OptionChanges{}
+	if o.IsCreationAllowed != options.IsCreationAllowed {
+		opts.IsCreationAllowed = &options.IsCreationAllowed
+	}
+	if o.IsLinkingAllowed != options.IsLinkingAllowed {
+		opts.IsLinkingAllowed = &options.IsLinkingAllowed
+	}
+	if o.IsAutoCreation != options.IsAutoCreation {
+		opts.IsAutoCreation = &options.IsAutoCreation
+	}
+	if o.IsAutoUpdate != options.IsAutoUpdate {
+		opts.IsAutoUpdate = &options.IsAutoUpdate
+	}
+	return opts
+}
+
+func (o *Options) ReduceChanges(changes OptionChanges) {
+	if changes.IsCreationAllowed != nil {
+		o.IsCreationAllowed = *changes.IsCreationAllowed
+	}
+	if changes.IsLinkingAllowed != nil {
+		o.IsLinkingAllowed = *changes.IsLinkingAllowed
+	}
+	if changes.IsAutoUpdate != nil {
+		o.IsAutoUpdate = *changes.IsAutoUpdate
+	}
+	if changes.IsAutoUpdate != nil {
+		o.IsAutoUpdate = *changes.IsAutoUpdate
+	}
+}
+
+func (o *OptionChanges) IsZero() bool {
+	return o.IsCreationAllowed == nil && o.IsLinkingAllowed == nil && o.IsAutoCreation == nil && o.IsAutoUpdate == nil
+}
+
+type RemovedEvent struct {
+	eventstore.BaseEvent `json:"-"`
+
+	ID string `json:"id"`
+
+	name string
+}
+
+func NewRemovedEvent(
+	base *eventstore.BaseEvent,
+	id string,
+	name string,
+) *RemovedEvent {
+	return &RemovedEvent{
+		BaseEvent: *base,
+		ID:        id,
+		name:      name,
+	}
+}
+
+func (e *RemovedEvent) Data() interface{} {
+	return e
+}
+
+func (e *RemovedEvent) UniqueConstraints() []*eventstore.EventUniqueConstraint {
+	if e.name == "" {
+		return nil
+	}
+	return []*eventstore.EventUniqueConstraint{idpconfig.NewRemoveIDPConfigNameUniqueConstraint(e.name, e.Aggregate().ResourceOwner)}
+}
+
+func RemovedEventMapper(event *repository.Event) (eventstore.Event, error) {
+	e := &RemovedEvent{
+		BaseEvent: *eventstore.BaseEventFromRepo(event),
+	}
+
+	err := json.Unmarshal(event.Data, e)
+	if err != nil {
+		return nil, errors.ThrowInternal(err, "IDP-plSD2", "unable to unmarshal event")
+	}
+
+	return e, nil
+}