1
0
Fork 0
spacetraders/golang/pkg/database/shipyards.go

42 lines
1.2 KiB
Go

package database
import (
"database/sql"
"encoding/json"
"fmt"
"time"
"git.adyxax.org/adyxax/spacetraders/golang/pkg/model"
)
func (db *DB) LoadShipyard(symbol string) (*model.Shipyard, error) {
var buf []byte
if err := db.QueryRow(`SELECT data FROM shipyards WHERE data->>'symbol' = ?;`, symbol).Scan(&buf); err != nil {
return nil, fmt.Errorf("failed to query shipyard: %w", err)
}
var shipyard model.Shipyard
if err := json.Unmarshal(buf, &shipyard); err != nil {
return nil, fmt.Errorf("failed to unmarshal shipyard: %w", err)
}
return &shipyard, nil
}
func (db *DB) SaveShipyard(shipyard *model.Shipyard) error {
data, err := json.Marshal(shipyard)
if err != nil {
return fmt.Errorf("failed to marshal shipyard: %w", err)
}
_, err = db.Exec(
`INSERT INTO shipyards(data, updated)
VALUES (json(:data), :updated)
ON CONFLICT DO UPDATE SET data = :data, updated = :updated
WHERE data->>'symbol' = :symbol;`,
sql.Named("data", data),
sql.Named("symbol", shipyard.Symbol),
sql.Named("updated", time.Now()),
)
if err != nil {
return fmt.Errorf("failed to append shipyard: %w", err)
}
return nil
}