58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
package service
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import (
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"context"
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"git.threesix.ai/jordan/slack5-1770544098/pkg/logging"
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"git.threesix.ai/jordan/slack5-1770544098/services/preferences-api/internal/domain"
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"git.threesix.ai/jordan/slack5-1770544098/services/preferences-api/internal/port"
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)
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// PreferencesService handles user preferences business logic.
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type PreferencesService struct {
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repo port.PreferencesRepository
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logger *logging.Logger
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}
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// NewPreferencesService creates a new preferences service.
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func NewPreferencesService(repo port.PreferencesRepository, logger *logging.Logger) *PreferencesService {
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return &PreferencesService{
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repo: repo,
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logger: logger.WithService("PreferencesService"),
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}
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}
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// Get returns preferences for a user.
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// Returns an empty preferences struct (not nil) for users with no saved preferences.
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func (s *PreferencesService) Get(ctx context.Context, userID string) (*domain.UserPreferences, error) {
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prefs, err := s.repo.Get(ctx, userID)
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if err != nil {
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return nil, err
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}
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if prefs == nil {
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return &domain.UserPreferences{
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UserID: userID,
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Preferences: map[string]any{},
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}, nil
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}
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return prefs, nil
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}
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// Update validates and persists preferences for a user.
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// Returns the full merged preferences after upsert.
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func (s *PreferencesService) Update(ctx context.Context, userID string, prefs map[string]any) (*domain.UserPreferences, error) {
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if err := domain.ValidatePreferences(prefs); err != nil {
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return nil, err
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}
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result, err := s.repo.Upsert(ctx, userID, prefs)
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if err != nil {
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return nil, err
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}
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s.logger.Info("preferences updated", "user_id", userID)
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return result, nil
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}
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