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package database
import (
"encoding/json"
"fmt"
"time"
"git.adyxax.org/adyxax/spacetraders/golang/pkg/model"
)
// ----- System -----------------------------------------------------------------
func (db *DB) LoadSystem(symbol string) (*model.System, error) {
var buf []byte
if err := db.QueryRow(`SELECT data FROM systems WHERE data->>'symbol' = ?;`, symbol).Scan(&buf); err != nil {
return nil, fmt.Errorf("failed to query system: %w", err)
}
var system model.System
if err := json.Unmarshal(buf, &system); err != nil {
return nil, fmt.Errorf("failed to unmarshal system: %w", err)
}
return &system, nil
}
func (db *DB) SaveSystem(system *model.System) error {
data, err := json.Marshal(system)
if err != nil {
return fmt.Errorf("failed to marshal system: %w", err)
}
if _, err := db.Exec(`INSERT INTO systems(data) VALUES (json(?));`, data); err != nil {
return fmt.Errorf("failed to append system: %w", err)
}
return nil
}
// ----- Waypoint ---------------------------------------------------------------
func (db *DB) LoadWaypoint(symbol string) (*model.Waypoint, error) {
var buf []byte
if err := db.QueryRow(`SELECT data FROM waypoints WHERE data->>'symbol' = ?;`, symbol).Scan(&buf); err != nil {
return nil, fmt.Errorf("failed to query waypoint: %w", err)
}
var waypoint model.Waypoint
if err := json.Unmarshal(buf, &waypoint); err != nil {
return nil, fmt.Errorf("failed to unmarshal waypoint: %w", err)
}
return &waypoint, nil
}
func (db *DB) LoadWaypointsInSystem(systemSymbol string) ([]model.Waypoint, error) {
rows, err := db.Query(`SELECT data FROM waypoints WHERE data->>'systemSymbol' = ?;`, systemSymbol)
if err != nil {
return nil, fmt.Errorf("failed to query waypoints: %w", err)
}
defer rows.Close()
waypoints := make([]model.Waypoint, 0)
for rows.Next() {
var buf []byte
if err := rows.Scan(&buf); err != nil {
return nil, fmt.Errorf("failed to load waypoint from row: %w", err)
}
var waypoint model.Waypoint
if err := json.Unmarshal(buf, &waypoint); err != nil {
return nil, fmt.Errorf("failed to unmarshal waypoint: %w", err)
}
waypoints = append(waypoints, waypoint)
}
if err := rows.Err(); err != nil {
return nil, fmt.Errorf("failed to load waypoints from rows: %w", err)
}
return waypoints, nil
}
func (db *DB) SaveWaypoint(waypoint *model.Waypoint) error {
data, err := json.Marshal(waypoint)
if err != nil {
return fmt.Errorf("failed to marshal waypoint: %w", err)
}
if _, err := db.Exec(`INSERT INTO waypoints(data, updated) VALUES (json(?), ?);`, data, time.Now()); err != nil {
return fmt.Errorf("failed to append waypoint: %w", err)
}
return nil
}
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