internal/postgres/user.go

@@ -118,3 +118,45 @@ func GetUserSourceLink(ctx context.Context, db *gorm.DB, anthroveUserID models.A
 
 	return userSourceMap, nil
 }
+
+func GetSpecifiedUserSourceLink(ctx context.Context, db *gorm.DB, anthroveUserID models.AnthroveUserID, sourceDisplayName string) (map[string]graphModels.AnthroveUserRelationship, error) {
+	var userSources []pgModels.UserSource
+	userSourceMap := make(map[string]graphModels.AnthroveUserRelationship)
+
+	err := db.WithContext(ctx).Model(&pgModels.UserSource{}).Joins("Source").Where("user_id = ? AND display_name = ?", string(anthroveUserID), sourceDisplayName).Find(&userSources).Error
+	if err != nil {
+		log.WithFields(log.Fields{
+			"anthrove_user_id":    anthroveUserID,
+			"source_display_name": sourceDisplayName,
+		}).Error("database: failed to get specified user source link")
+		return nil, err
+	}
+
+	for _, userSource := range userSources {
+		var source pgModels.Source
+		err = db.WithContext(ctx).Model(&pgModels.Source{}).Where("id = ?", userSource.SourceID).First(&source).Error
+		if err != nil {
+			log.WithFields(log.Fields{
+				"source_id": userSource.SourceID,
+			}).Error("database: failed to get source")
+			return nil, err
+		}
+
+		userSourceMap[source.DisplayName] = graphModels.AnthroveUserRelationship{
+			UserID:   userSource.AccountID,
+			Username: userSource.AccountUsername,
+			Source: graphModels.AnthroveSource{
+				DisplayName: source.DisplayName,
+				Domain:      source.Domain,
+				Icon:        source.Icon,
+			},
+		}
+	}
+
+	log.WithFields(log.Fields{
+		"anthrove_user_id":    anthroveUserID,
+		"source_display_name": sourceDisplayName,
+	}).Trace("database: got specified user source link")
+
+	return userSourceMap, nil
+}

pkg/database/postgres.go

@@ -110,8 +110,7 @@ func (p *postgresqlConnection) GetUserSourceLinks(ctx context.Context, anthroveU
 }
 
 func (p *postgresqlConnection) GetSpecifiedUserSourceLink(ctx context.Context, anthroveUserID models.AnthroveUserID, sourceDisplayName string) (map[string]graphModels.AnthroveUserRelationship, error) {
-	//TODO implement me
+	return postgres.GetSpecifiedUserSourceLink(ctx, p.db, anthroveUserID, sourceDisplayName)
-	panic("implement me")
 }
 
 func (p *postgresqlConnection) GetAnthroveUser(ctx context.Context, anthroveUserID models.AnthroveUserID) (*graphModels.AnthroveUser, error) {