Projeto bot pontos

backend/internal/adapters/postgres/settings.go

@@ -0,0 +1,90 @@
+package postgres
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"botpontos/internal/domain"
+)
+
+// GetSettings devolve as configurações globais (app_settings) como texto.
+func (s *Store) GetSettings(ctx context.Context) (map[string]string, error) {
+	rows, err := s.pool.Query(ctx, `SELECT key, value #>> '{}' FROM app_settings`)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	out := map[string]string{}
+	for rows.Next() {
+		var key string
+		var value *string
+		if err := rows.Scan(&key, &value); err != nil {
+			return nil, err
+		}
+		if value != nil {
+			out[key] = *value
+		}
+	}
+	return out, rows.Err()
+}
+
+// SeedSettings grava os valores padrão que ainda não existem (primeira subida).
+func (s *Store) SeedSettings(ctx context.Context, values map[string]string) error {
+	return s.inTx(ctx, func(q querier) error {
+		for key, value := range values {
+			if _, err := q.Exec(ctx, `
+				INSERT INTO app_settings (key, value) VALUES ($1, to_jsonb($2::text))
+				ON CONFLICT (key) DO NOTHING`, key, value); err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+}
+
+func (s *Store) SaveSettings(ctx context.Context, values map[string]string, accountID *int64) error {
+	return s.inTx(ctx, func(q querier) error {
+		for key, value := range values {
+			if _, err := q.Exec(ctx, `
+				INSERT INTO app_settings (key, value, updated_by_account) VALUES ($1, to_jsonb($2::text), $3)
+				ON CONFLICT (key) DO UPDATE SET value = EXCLUDED.value, updated_by_account = EXCLUDED.updated_by_account`,
+				key, value, accountID); err != nil {
+				return err
+			}
+		}
+		return nil
+	})
+}
+
+// GetState lê um estado operacional (service_state) para dentro de out.
+func (s *Store) GetState(ctx context.Context, key string, out any) (bool, error) {
+	var raw string
+	err := s.pool.QueryRow(ctx, `SELECT value::text FROM service_state WHERE key = $1`, key).Scan(&raw)
+	if err != nil {
+		if mapErr(err) == domain.ErrNotFound {
+			return false, nil
+		}
+		return false, err
+	}
+	if err := json.Unmarshal([]byte(raw), out); err != nil {
+		return false, fmt.Errorf("service_state %s ilegível: %w", key, err)
+	}
+	return true, nil
+}
+
+func (s *Store) SetState(ctx context.Context, key string, value any) error {
+	raw, err := json.Marshal(value)
+	if err != nil {
+		return err
+	}
+	_, err = s.pool.Exec(ctx, `
+		INSERT INTO service_state (key, value) VALUES ($1, $2::text::jsonb)
+		ON CONFLICT (key) DO UPDATE SET value = EXCLUDED.value`, key, string(raw))
+	return err
+}
+
+func (s *Store) DeleteState(ctx context.Context, key string) error {
+	_, err := s.pool.Exec(ctx, `DELETE FROM service_state WHERE key = $1`, key)
+	return err
+}