74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package repositories
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import (
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"SimplyCPQ2/internal/models"
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"database/sql"
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)
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type ValueRepository struct {
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db *sql.DB
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cache map[int]models.Value
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}
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func NewValueRepository(db *sql.DB) *ValueRepository {
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return &ValueRepository{
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db: db,
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cache: make(map[int]models.Value),
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}
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}
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func (r *ValueRepository) GetValueByID(id int) (models.Value, error) {
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if value, ok := r.cache[id]; ok {
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return value, nil
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}
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var value models.Value
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err := r.db.QueryRow("SELECT id, value, image_url FROM values WHERE id = ?", id).Scan(&value.Id, &value.Value, &value.ImageURL)
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if err != nil {
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return models.Value{}, err
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}
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r.cache[id] = value
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return value, nil
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}
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func (r *ValueRepository) GetValuesByPropertyId(pid int) ([]models.Value, error) {
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rows, err := r.db.Query("SELECT id, value, image_url, properties_id FROM values WHERE properties_id = ?", pid)
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if err != nil {
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return nil, err
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}
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defer rows.Close()
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var values []models.Value
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for rows.Next() {
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var value models.Value
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err := rows.Scan(&value.Id, &value.Value, &value.ImageURL, &value.PropertiesId)
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if err != nil {
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return nil, err
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}
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if cachedValue, ok := r.cache[value.Id]; ok {
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values = append(values, cachedValue)
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} else {
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r.cache[value.Id] = value
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values = append(values, value)
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}
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}
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if err := rows.Err(); err != nil {
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return nil, err
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}
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return values, nil
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}
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func (r *ValueRepository) CreateValue(value models.Value) (models.Value, error) {
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result, err := r.db.Exec("INSERT INTO values (value, image_url, properties_id) VALUES (?, ?, ?)", value.Value, value.ImageURL, value.PropertiesId)
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if err != nil {
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return models.Value{}, err
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}
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id, err := result.LastInsertId()
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if err != nil {
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return models.Value{}, err
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}
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value.Id = int(id)
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r.cache[value.Id] = value
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return value, nil
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}
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