feat: relation field and picker
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b45c99be3b
commit
37a77c9c22
92 files changed
+6826
-80
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@@ -37,6 +37,9 @@ func (u *CreateContentTypeUseCase) Create(command CreateContentTypeCommand) (con
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if err != nil {
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return contenttype.ContentType{}, err
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}
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if err := ensureRelationTargets(u.contentTypes, command.Key, fields); err != nil {
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return contenttype.ContentType{}, err
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}
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if err := u.ensureKeyFree(command.Key); err != nil {
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return contenttype.ContentType{}, err
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}
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@@ -36,6 +36,10 @@ func (u *CreateEntryUseCase) Create(command CreateEntryCommand) (TypedEntry, err
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if err := ensureMediaExists(u.images, owner, data, nil); err != nil {
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return TypedEntry{}, err
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}
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resolvers := newEntryResolvers(u.images, u.contentTypes, u.entries)
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if err := ensureRelationsExist(resolvers.relations, owner, data, nil); err != nil {
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return TypedEntry{}, err
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}
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if err := ensureUnique(u.entries, owner, data, 0); err != nil {
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return TypedEntry{}, err
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}
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@@ -51,5 +55,5 @@ func (u *CreateEntryUseCase) Create(command CreateEntryCommand) (TypedEntry, err
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if err != nil {
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return TypedEntry{}, err
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}
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return typedEntry(owner, stored, newMediaResolver(u.images))
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return typedEntry(owner, stored, resolvers)
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}
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@@ -19,6 +19,15 @@ func (u *DeleteContentTypeUseCase) Delete(key string) error {
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if err != nil {
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return err
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}
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types, err := u.contentTypes.List()
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if err != nil {
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return err
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}
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for _, other := range types {
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if other.ID != target.ID && contenttype.ReferencesType(other.Fields, target.Key) {
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return contenttype.ErrReferenced
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}
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}
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count, err := u.entries.CountByContentType(target.ID)
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if err != nil {
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return err
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@@ -25,5 +25,5 @@ func (u *GetEntryUseCase) Get(contentTypeKey string, id uint32) (TypedEntry, err
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if err != nil {
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return TypedEntry{}, err
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}
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return typedEntry(owner, found, newMediaResolver(u.images))
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return typedEntry(owner, found, newEntryResolvers(u.images, u.contentTypes, u.entries))
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}
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@@ -4,6 +4,7 @@ import (
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"RenewCMS/internal/domain/contenttype"
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"RenewCMS/internal/domain/entry"
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"RenewCMS/internal/domain/image"
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"strings"
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)
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type ListEntriesUseCase struct {
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@@ -17,6 +18,7 @@ type ListEntriesCommand struct {
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Page int
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Size int
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Sort entry.Sort
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Query string
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}
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type EntryPage struct {
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@@ -41,12 +43,12 @@ func (u *ListEntriesUseCase) ListPage(command ListEntriesCommand) (EntryPage, er
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if err != nil {
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return EntryPage{}, err
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}
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found, err := u.entries.ListPage(entry.Filters{ContentTypeID: owner.ID, Page: command.Page, Size: command.Size, Sort: command.Sort})
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found, err := u.page(owner, command)
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if err != nil {
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return EntryPage{}, err
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}
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items := make([]TypedEntry, 0, len(found.Items))
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resolver := newMediaResolver(u.images)
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resolver := newEntryResolvers(u.images, u.contentTypes, u.entries)
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for _, record := range found.Items {
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typed, err := typedEntry(owner, record, resolver)
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if err != nil {
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@@ -56,3 +58,25 @@ func (u *ListEntriesUseCase) ListPage(command ListEntriesCommand) (EntryPage, er
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}
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return EntryPage{Items: items, Total: found.Total, Page: command.Page, Size: command.Size}, nil
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}
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func (u *ListEntriesUseCase) page(owner contenttype.ContentType, command ListEntriesCommand) (entry.PageResult, error) {
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query := strings.TrimSpace(command.Query)
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if query == "" {
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return u.entries.ListPage(entry.Filters{ContentTypeID: owner.ID, Page: command.Page, Size: command.Size, Sort: command.Sort})
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}
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all, err := u.entries.ListPage(entry.Filters{ContentTypeID: owner.ID, Unpaged: true, Sort: command.Sort})
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if err != nil {
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return entry.PageResult{}, err
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}
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matching := make([]entry.Entry, 0, len(all.Items))
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for _, record := range all.Items {
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if entry.MatchesQuery(owner.Fields, record.Data, query) {
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matching = append(matching, record)
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}
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}
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pageNumber := max(command.Page, 1)
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size := max(command.Size, 0)
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start := min((pageNumber-1)*size, len(matching))
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end := min(start+size, len(matching))
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return entry.PageResult{Items: matching[start:end], Total: len(matching)}, nil
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}
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@@ -39,6 +39,12 @@ func (u *UpdateContentTypeUseCase) Update(command UpdateContentTypeCommand) (con
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if err != nil {
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return contenttype.ContentType{}, err
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}
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if relationShapeChanged(current.Fields, fields) {
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return contenttype.ContentType{}, contenttype.ErrInvalidField
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}
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if err := ensureRelationTargets(u.contentTypes, current.Key, fields); err != nil {
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return contenttype.ContentType{}, err
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}
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stored, err := u.storedEntries(current.ID)
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if err != nil {
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return contenttype.ContentType{}, err
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@@ -40,6 +40,10 @@ func (u *UpdateEntryUseCase) Update(command UpdateEntryCommand) (TypedEntry, err
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if err := ensureMediaExists(u.images, owner, command.Data, current.Data); err != nil {
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return TypedEntry{}, err
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}
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resolvers := newEntryResolvers(u.images, u.contentTypes, u.entries)
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if err := ensureRelationsExist(resolvers.relations, owner, command.Data, current.Data); err != nil {
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return TypedEntry{}, err
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}
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if err := ensureUnique(u.entries, owner, command.Data, current.ID); err != nil {
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return TypedEntry{}, err
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}
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@@ -50,5 +54,5 @@ func (u *UpdateEntryUseCase) Update(command UpdateEntryCommand) (TypedEntry, err
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if err != nil {
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return TypedEntry{}, err
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}
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return typedEntry(owner, stored, newMediaResolver(u.images))
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return typedEntry(owner, stored, resolvers)
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}
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@@ -0,0 +1,168 @@
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package useCases
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import (
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"RenewCMS/internal/domain/contenttype"
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"RenewCMS/internal/domain/entry"
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"errors"
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)
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type EntryFirstField struct {
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Key string
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Type contenttype.FieldType
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Value any
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}
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type EntryRelation struct {
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ID uint32
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Missing bool
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ContentType string
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FirstField EntryFirstField
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}
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type EntryRelations struct {
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Many bool
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Items []EntryRelation
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}
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type targetEntryKey struct {
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contentType string
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id uint32
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}
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type relationResolver struct {
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contentTypes contenttype.Repository
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entries entry.Repository
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types map[string]*contenttype.ContentType
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found map[targetEntryKey]EntryRelation
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}
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func newRelationResolver(contentTypes contenttype.Repository, entries entry.Repository) *relationResolver {
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return &relationResolver{contentTypes: contentTypes, entries: entries, types: map[string]*contenttype.ContentType{}, found: map[targetEntryKey]EntryRelation{}}
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}
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func (r *relationResolver) resolve(owner contenttype.ContentType, record entry.Entry) (map[string]EntryRelations, error) {
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resolved := map[string]EntryRelations{}
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for _, ref := range contenttype.RelationRefs(owner.Fields, record.Data) {
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items := make([]EntryRelation, 0, len(ref.IDs))
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for _, id := range ref.IDs {
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item, err := r.lookup(ref.Field.Relation.ContentType, id)
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if err != nil {
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return nil, err
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}
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items = append(items, item)
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}
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resolved[ref.Field.Key] = EntryRelations{Many: ref.Field.HoldsManyRelations(), Items: items}
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}
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return resolved, nil
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}
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func (r *relationResolver) targetType(key string) (*contenttype.ContentType, error) {
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if cached, found := r.types[key]; found {
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return cached, nil
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}
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target, err := r.contentTypes.GetByKey(key)
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if errors.Is(err, contenttype.ErrContentTypeNotFound) {
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r.types[key] = nil
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return nil, nil
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}
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if err != nil {
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return nil, err
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}
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r.types[key] = &target
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return &target, nil
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}
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func (r *relationResolver) lookup(typeKey string, id uint32) (EntryRelation, error) {
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cacheKey := targetEntryKey{typeKey, id}
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if cached, found := r.found[cacheKey]; found {
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return cached, nil
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}
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target, err := r.fetch(typeKey, id)
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if err != nil {
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return EntryRelation{}, err
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}
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r.found[cacheKey] = target
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return target, nil
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}
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func (r *relationResolver) fetch(typeKey string, id uint32) (EntryRelation, error) {
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missing := EntryRelation{ID: id, Missing: true}
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target, err := r.targetType(typeKey)
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if err != nil || target == nil || len(target.Fields) == 0 {
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return missing, err
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}
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record, err := r.entries.Get(target.ID, id)
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if errors.Is(err, entry.ErrEntryNotFound) {
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return missing, nil
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}
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if err != nil {
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return EntryRelation{}, err
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}
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first := target.Fields[0]
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return EntryRelation{ID: id, ContentType: typeKey, FirstField: EntryFirstField{Key: first.Key, Type: first.Type, Value: record.Data[first.Key]}}, nil
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}
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func (r *relationResolver) exists(typeKey string, id uint32) (bool, error) {
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target, err := r.targetType(typeKey)
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if err != nil || target == nil || len(target.Fields) == 0 {
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return false, err
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}
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_, err = r.entries.Get(target.ID, id)
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if errors.Is(err, entry.ErrEntryNotFound) {
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return false, nil
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}
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return err == nil, err
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}
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func ensureRelationsExist(resolver *relationResolver, owner contenttype.ContentType, data map[string]any, stored map[string]any) error {
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storedIDs := entry.RelationIDs(owner.Fields, stored)
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for _, ref := range contenttype.RelationRefs(owner.Fields, data) {
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for _, id := range ref.IDs {
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unchanged := stored != nil && storedIDs[ref.Field.Key][id]
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if unchanged && !ref.Field.Required {
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continue
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}
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exists, err := resolver.exists(ref.Field.Relation.ContentType, id)
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if err != nil {
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return err
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}
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if !exists {
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return entry.MissingRelation(ref.Field, unchanged)
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}
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}
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}
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return nil
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}
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func ensureRelationTargets(contentTypes contenttype.Repository, ownerKey string, fields []contenttype.Field) error {
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for _, field := range contenttype.RelationFields(fields) {
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target := field.Relation.ContentType
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if target == ownerKey {
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if field.IsExclusiveRelation() {
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return contenttype.ErrInvalidField
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}
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continue
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}
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_, err := contentTypes.GetByKey(target)
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if errors.Is(err, contenttype.ErrContentTypeNotFound) {
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return contenttype.ErrInvalidField
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}
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if err != nil {
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return err
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}
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}
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return nil
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}
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func relationShapeChanged(previous []contenttype.Field, next []contenttype.Field) bool {
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nextByKey := make(map[string]contenttype.Field, len(next))
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for _, field := range next {
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nextByKey[field.Key] = field
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}
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for _, field := range contenttype.RelationFields(previous) {
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if replacement, kept := nextByKey[field.Key]; kept && !contenttype.SameRelation(field, replacement) {
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return true
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}
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}
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return false
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}
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@@ -11,15 +11,29 @@ type TypedEntry struct {
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entry.Entry
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ContentTypeKey string
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Media map[string]EntryMedia
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Relations map[string]EntryRelations
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}
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func typedEntry(owner contenttype.ContentType, record entry.Entry, resolver *mediaResolver) (TypedEntry, error) {
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type entryResolvers struct {
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media *mediaResolver
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relations *relationResolver
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}
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func newEntryResolvers(images image.Repository, contentTypes contenttype.Repository, entries entry.Repository) *entryResolvers {
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return &entryResolvers{media: newMediaResolver(images), relations: newRelationResolver(contentTypes, entries)}
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}
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func typedEntry(owner contenttype.ContentType, record entry.Entry, resolvers *entryResolvers) (TypedEntry, error) {
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record.Data = entry.Project(owner.Fields, record.Data)
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media, err := resolver.resolve(owner, record)
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media, err := resolvers.media.resolve(owner, record)
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if err != nil {
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return TypedEntry{}, err
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}
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return TypedEntry{Entry: record, ContentTypeKey: owner.Key, Media: media}, nil
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relations, err := resolvers.relations.resolve(owner, record)
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if err != nil {
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return TypedEntry{}, err
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}
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return TypedEntry{Entry: record, ContentTypeKey: owner.Key, Media: media, Relations: relations}, nil
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}
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func ensureMediaExists(images image.Repository, owner contenttype.ContentType, data map[string]any, stored map[string]any) error {
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