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235
internal/repository/mysql/medicine_repo.go
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235
internal/repository/mysql/medicine_repo.go
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package mysql
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import (
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"context"
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"errors"
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"time"
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"gorm.io/gorm"
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"wucher/internal/domain/medicine"
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"wucher/internal/shared/pkg/sortkey"
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)
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type MedicineRepository struct {
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db *gorm.DB
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}
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func NewMedicineRepository(db *gorm.DB) *MedicineRepository {
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return &MedicineRepository{db: db}
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}
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func (r *MedicineRepository) Create(ctx context.Context, row *medicine.Medicine) error {
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requestedIsActive := row.IsActive
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db := r.db.WithContext(ctx)
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if err := db.Create(row).Error; err != nil {
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return err
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}
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if err := db.Model(row).Association("MotorReactions").Replace(row.MotorReactions); err != nil {
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return err
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}
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return db.Model(&medicine.Medicine{}).Where("id = ?", row.ID).UpdateColumn("is_active", requestedIsActive).Error
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}
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func (r *MedicineRepository) Update(ctx context.Context, row *medicine.Medicine) error {
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db := r.db.WithContext(ctx)
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if err := db.Save(row).Error; err != nil {
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return err
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}
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if row.MotorReactions != nil {
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if err := db.Model(row).Association("MotorReactions").Replace(row.MotorReactions); 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 (r *MedicineRepository) Delete(ctx context.Context, id []byte, deletedBy []byte) error {
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return r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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// Allow medicine delete even when it still has reaction links by detaching M:N rows first.
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if err := tx.Where("medicine_id = ?", id).Delete(&medicine.MedicineMotorReaction{}).Error; err != nil {
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return err
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}
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if err := ensureNoReferenceBeforeDelete(ctx, tx, "medicines", id); err != nil {
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return err
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}
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now := time.Now().UTC()
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updates := map[string]any{
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"deleted_at": now,
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"deleted_by": deletedBy,
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"updated_by": deletedBy,
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}
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return mapDeleteConstraintError(tx.
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Model(&medicine.Medicine{}).
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Where("id = ? AND deleted_at IS NULL", id).
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Updates(updates).Error)
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})
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}
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func (r *MedicineRepository) GetByID(ctx context.Context, id []byte) (*medicine.Medicine, error) {
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var row medicine.Medicine
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err := r.db.WithContext(ctx).
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Preload("MedicineGroup", "deleted_at IS NULL").
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Preload("MotorReaction", "deleted_at IS NULL").
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Preload("MotorReactions", "deleted_at IS NULL").
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Where("id = ? AND deleted_at IS NULL", id).
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First(&row).Error
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return &row, err
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}
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func (r *MedicineRepository) List(ctx context.Context, filter, sort string, limit, offset int) ([]medicine.Medicine, int64, error) {
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var rows []medicine.Medicine
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var total int64
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base := r.db.WithContext(ctx).Model(&medicine.Medicine{}).Where("deleted_at IS NULL")
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if filter != "" {
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like := "%" + filter + "%"
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base = base.Where("name LIKE ? OR note LIKE ? OR pack LIKE ? OR unit LIKE ? OR CAST(`column` AS CHAR) LIKE ?", like, like, like, like, like)
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}
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query := base
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if sort != "" {
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query = query.Order(sort)
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} else {
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for _, clause := range sortkey.ActivePositiveSortClauses("medicines", "is_active", "sortkey", "name", false) {
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query = query.Order(clause)
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}
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}
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if err := base.Count(&total).Error; err != nil {
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return nil, 0, err
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}
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if limit > 0 {
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query = query.Limit(limit).Offset(offset)
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}
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query = query.
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Preload("MedicineGroup", "deleted_at IS NULL").
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Preload("MotorReaction", "deleted_at IS NULL").
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Preload("MotorReactions", "deleted_at IS NULL")
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if err := query.Find(&rows).Error; err != nil {
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return nil, 0, err
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}
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return rows, total, nil
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}
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func (r *MedicineRepository) CreateGroup(ctx context.Context, row *medicine.MedicineGroup) error {
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return r.db.WithContext(ctx).Create(row).Error
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}
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func (r *MedicineRepository) UpdateGroup(ctx context.Context, row *medicine.MedicineGroup) error {
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return r.db.WithContext(ctx).Save(row).Error
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}
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func (r *MedicineRepository) DeleteGroup(ctx context.Context, id []byte, deletedBy []byte) error {
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if err := ensureNoReferenceBeforeDelete(ctx, r.db, "medicine_groups", id); err != nil {
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return err
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}
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now := time.Now().UTC()
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return mapDeleteConstraintError(r.db.WithContext(ctx).
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Model(&medicine.MedicineGroup{}).
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Where("id = ? AND deleted_at IS NULL", id).
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Updates(map[string]any{
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"deleted_at": now,
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"deleted_by": deletedBy,
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"updated_by": deletedBy,
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}).Error)
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}
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func (r *MedicineRepository) GetGroupByID(ctx context.Context, id []byte) (*medicine.MedicineGroup, error) {
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var row medicine.MedicineGroup
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err := r.db.WithContext(ctx).Where("id = ? AND deleted_at IS NULL", id).First(&row).Error
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return &row, err
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}
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func (r *MedicineRepository) ListGroups(ctx context.Context, filter, sort string, limit, offset int) ([]medicine.MedicineGroup, int64, error) {
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var rows []medicine.MedicineGroup
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var total int64
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base := r.db.WithContext(ctx).Model(&medicine.MedicineGroup{}).Where("deleted_at IS NULL")
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if filter != "" {
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like := "%" + filter + "%"
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base = base.Where("name LIKE ?", like)
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}
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query := base
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if sort != "" {
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query = query.Order(sort)
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} else {
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query = query.Order("name ASC")
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}
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if err := base.Count(&total).Error; err != nil {
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return nil, 0, err
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}
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if limit > 0 {
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query = query.Limit(limit).Offset(offset)
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}
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if err := query.Find(&rows).Error; err != nil {
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return nil, 0, err
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}
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return rows, total, nil
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}
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func (r *MedicineRepository) CreateReaction(ctx context.Context, row *medicine.MotorReaction) error {
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return r.db.WithContext(ctx).Create(row).Error
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}
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func (r *MedicineRepository) UpdateReaction(ctx context.Context, row *medicine.MotorReaction) error {
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return r.db.WithContext(ctx).Save(row).Error
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}
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func (r *MedicineRepository) DeleteReaction(ctx context.Context, id []byte, deletedBy []byte) error {
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if err := ensureNoReferenceBeforeDelete(ctx, r.db, "motor_reactions", id); err != nil {
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return err
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}
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now := time.Now().UTC()
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return mapDeleteConstraintError(r.db.WithContext(ctx).
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Model(&medicine.MotorReaction{}).
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Where("id = ? AND deleted_at IS NULL", id).
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Updates(map[string]any{
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"deleted_at": now,
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"deleted_by": deletedBy,
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"updated_by": deletedBy,
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}).Error)
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}
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func (r *MedicineRepository) GetReactionByID(ctx context.Context, id []byte) (*medicine.MotorReaction, error) {
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var row medicine.MotorReaction
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err := r.db.WithContext(ctx).Where("id = ? AND deleted_at IS NULL", id).First(&row).Error
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, nil
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}
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return &row, err
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}
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func (r *MedicineRepository) ListReactions(ctx context.Context, filter, sort string, limit, offset int) ([]medicine.MotorReaction, int64, error) {
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var rows []medicine.MotorReaction
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var total int64
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base := r.db.WithContext(ctx).Model(&medicine.MotorReaction{}).Where("deleted_at IS NULL")
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if filter != "" {
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like := "%" + filter + "%"
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base = base.Where("name LIKE ? OR CAST(score AS CHAR) LIKE ?", like, like)
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}
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query := base
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if sort != "" {
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query = query.Order(sort)
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} else {
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query = query.Order("name ASC")
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}
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if err := base.Count(&total).Error; err != nil {
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return nil, 0, err
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}
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if limit > 0 {
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query = query.Limit(limit).Offset(offset)
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}
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if err := query.Find(&rows).Error; err != nil {
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return nil, 0, err
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}
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return rows, total, nil
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}
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