Files
wotra/internal/store/settings_store.go

82 lines
2.4 KiB
Go

package store
import (
"context"
"database/sql"
"github.com/wotra/wotra/internal/domain"
)
// SettingsStore handles persistence for settings history.
type SettingsStore struct {
db *sql.DB
}
func NewSettingsStore(db *sql.DB) *SettingsStore {
return &SettingsStore{db: db}
}
// Current returns the most recent settings effective on or before the given day key.
func (s *SettingsStore) Current(ctx context.Context, asOfDayKey string) (*domain.Settings, error) {
row := s.db.QueryRowContext(ctx,
`SELECT id, effective_from, hours_per_week, workdays_mask, timezone, created_at
FROM settings_history
WHERE effective_from <= ?
ORDER BY effective_from DESC, id DESC
LIMIT 1`, asOfDayKey)
return scanSettings(row)
}
// Latest returns the most recently created settings row.
func (s *SettingsStore) Latest(ctx context.Context) (*domain.Settings, error) {
row := s.db.QueryRowContext(ctx,
`SELECT id, effective_from, hours_per_week, workdays_mask, timezone, created_at
FROM settings_history
ORDER BY effective_from DESC, id DESC
LIMIT 1`)
return scanSettings(row)
}
// History returns all settings rows ordered by effective_from DESC.
func (s *SettingsStore) History(ctx context.Context) ([]*domain.Settings, error) {
rows, err := s.db.QueryContext(ctx,
`SELECT id, effective_from, hours_per_week, workdays_mask, timezone, created_at
FROM settings_history ORDER BY effective_from DESC, id DESC`)
if err != nil {
return nil, err
}
defer rows.Close()
var result []*domain.Settings
for rows.Next() {
var s domain.Settings
if err := rows.Scan(&s.ID, &s.EffectiveFrom, &s.HoursPerWeek, &s.WorkdaysMask, &s.Timezone, &s.CreatedAt); err != nil {
return nil, err
}
result = append(result, &s)
}
return result, rows.Err()
}
// Insert inserts a new settings row.
func (s *SettingsStore) Insert(ctx context.Context, set *domain.Settings) error {
res, err := s.db.ExecContext(ctx,
`INSERT INTO settings_history (effective_from, hours_per_week, workdays_mask, timezone, created_at)
VALUES (?, ?, ?, ?, ?)`,
set.EffectiveFrom, set.HoursPerWeek, set.WorkdaysMask, set.Timezone, set.CreatedAt)
if err != nil {
return err
}
id, _ := res.LastInsertId()
set.ID = id
return nil
}
func scanSettings(row *sql.Row) (*domain.Settings, error) {
var s domain.Settings
err := row.Scan(&s.ID, &s.EffectiveFrom, &s.HoursPerWeek, &s.WorkdaysMask, &s.Timezone, &s.CreatedAt)
if err != nil {
return nil, err
}
return &s, nil
}