Files
RenewCMS/internal/infrastructure/useCases/UpdateSiteLanguages.go
T

129 lines
3.6 KiB
Go

package useCases
import (
"RenewCMS/internal/domain/audit"
"RenewCMS/internal/domain/localization"
"RenewCMS/internal/domain/transaction"
"context"
"errors"
"fmt"
"slices"
"strings"
)
type UpdateSiteLanguagesUseCase struct {
transactor transaction.Transactor
recorder audit.Recorder
}
type SiteLanguageEntry struct {
Lang string
Enabled bool
SocialLocale *string
}
type UpdateSiteLanguagesCommand struct {
Key string
Revision string
Default string
Languages []SiteLanguageEntry
}
func NewUpdateSiteLanguagesUseCase(transactor transaction.Transactor, recorder audit.Recorder) *UpdateSiteLanguagesUseCase {
return &UpdateSiteLanguagesUseCase{transactor, recorder}
}
func (u *UpdateSiteLanguagesUseCase) Update(ctx context.Context, command UpdateSiteLanguagesCommand) (localization.View, error) {
event := audit.NewEvent(audit.ActionSiteLanguagesEdit, audit.CategorySites)
var view localization.View
var before []localization.Row
var after []localization.Row
err := u.transactor.Run(ctx, func(tx transaction.Repositories) error {
found, err := tx.Sites.GetByKey(command.Key)
if err != nil {
return err
}
event.Target = siteTarget(found)
if err := tx.Sites.LockSite(found.ID); err != nil {
return err
}
before, err = tx.Localization.Rows(found.ID)
if err != nil {
return err
}
if localization.NeedsSetup(before) {
return localization.ErrSetupRequired
}
if localization.Revision(before) != command.Revision {
return localization.ErrLanguagesChanged
}
counts, err := tx.Localization.VersionCounts(found.ID)
if err != nil {
return err
}
after, err = localization.Plan(before, counts, command.change())
if err != nil {
return err
}
if !localization.SameRows(before, after) {
if err := tx.Localization.Replace(found.ID, after); err != nil {
return err
}
}
view, err = readSiteLanguages(tx.Localization, found.ID)
return err
})
if errors.Is(err, transaction.ErrLockContention) {
err = fmt.Errorf("%w: %w", localization.ErrLanguagesChanged, err)
}
if err != nil {
recordFailure(ctx, u.recorder, event, err)
return localization.View{}, err
}
if changes := languageChanges(before, after); len(changes) > 0 {
event.Changes = changes
u.recorder.Record(ctx, event)
}
return view, nil
}
func languageChanges(before []localization.Row, after []localization.Row) []audit.Change {
changes := []audit.Change{}
changes = audit.AppendTextChange(changes, audit.FieldDefaultLanguage, defaultTag(before), defaultTag(after))
return audit.AppendTextChange(changes, audit.FieldLanguages, languagesLabel(before), languagesLabel(after))
}
func defaultTag(rows []localization.Row) string {
for _, row := range rows {
if row.IsDefault {
return row.Tag
}
}
return ""
}
func languagesLabel(rows []localization.Row) string {
ordered := slices.Clone(rows)
slices.SortFunc(ordered, func(left localization.Row, right localization.Row) int { return strings.Compare(left.Tag, right.Tag) })
labels := make([]string, 0, len(ordered))
for _, row := range ordered {
label := row.Tag
if !row.Enabled {
label += " (off)"
}
if row.SocialLocale != nil {
label += " [" + *row.SocialLocale + "]"
}
labels = append(labels, label)
}
return strings.Join(labels, ", ")
}
func (c UpdateSiteLanguagesCommand) change() localization.Change {
entries := make([]localization.Entry, 0, len(c.Languages))
for _, entry := range c.Languages {
entries = append(entries, localization.Entry{Tag: entry.Lang, Enabled: entry.Enabled, SocialLocale: entry.SocialLocale})
}
return localization.Change{Default: c.Default, Languages: entries}
}