91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
package postgres
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import (
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"context"
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"encoding/json"
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"fmt"
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"botpontos/internal/domain"
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)
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// GetSettings devolve as configurações globais (app_settings) como texto.
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func (s *Store) GetSettings(ctx context.Context) (map[string]string, error) {
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rows, err := s.pool.Query(ctx, `SELECT key, value #>> '{}' FROM app_settings`)
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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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out := map[string]string{}
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for rows.Next() {
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var key string
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var value *string
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if err := rows.Scan(&key, &value); err != nil {
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return nil, err
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}
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if value != nil {
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out[key] = *value
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}
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}
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return out, rows.Err()
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}
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// SeedSettings grava os valores padrão que ainda não existem (primeira subida).
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func (s *Store) SeedSettings(ctx context.Context, values map[string]string) error {
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return s.inTx(ctx, func(q querier) error {
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for key, value := range values {
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if _, err := q.Exec(ctx, `
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INSERT INTO app_settings (key, value) VALUES ($1, to_jsonb($2::text))
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ON CONFLICT (key) DO NOTHING`, key, value); 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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}
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func (s *Store) SaveSettings(ctx context.Context, values map[string]string, accountID *int64) error {
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return s.inTx(ctx, func(q querier) error {
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for key, value := range values {
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if _, err := q.Exec(ctx, `
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INSERT INTO app_settings (key, value, updated_by_account) VALUES ($1, to_jsonb($2::text), $3)
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ON CONFLICT (key) DO UPDATE SET value = EXCLUDED.value, updated_by_account = EXCLUDED.updated_by_account`,
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key, value, accountID); 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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}
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// GetState lê um estado operacional (service_state) para dentro de out.
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func (s *Store) GetState(ctx context.Context, key string, out any) (bool, error) {
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var raw string
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err := s.pool.QueryRow(ctx, `SELECT value::text FROM service_state WHERE key = $1`, key).Scan(&raw)
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if err != nil {
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if mapErr(err) == domain.ErrNotFound {
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return false, nil
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}
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return false, err
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}
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if err := json.Unmarshal([]byte(raw), out); err != nil {
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return false, fmt.Errorf("service_state %s ilegível: %w", key, err)
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}
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return true, nil
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}
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func (s *Store) SetState(ctx context.Context, key string, value any) error {
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raw, err := json.Marshal(value)
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if err != nil {
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return err
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}
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_, err = s.pool.Exec(ctx, `
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INSERT INTO service_state (key, value) VALUES ($1, $2::text::jsonb)
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ON CONFLICT (key) DO UPDATE SET value = EXCLUDED.value`, key, string(raw))
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return err
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}
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func (s *Store) DeleteState(ctx context.Context, key string) error {
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_, err := s.pool.Exec(ctx, `DELETE FROM service_state WHERE key = $1`, key)
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return err
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}
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