76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package main
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import "fmt"
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type PlayerService struct {
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db *DB
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}
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type PlayerServiceQuery struct {
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Name *string `db:"name"`
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ID *int64 `db:"id"`
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}
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func (ps *PlayerService) Query(query PlayerServiceQuery) ([]Player, error) {
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res := []Player{}
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sqlQuery := "SELECT id, name, guild FROM player"
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whereQuery := BuildWhereQuery(query)
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if whereQuery != "" {
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sqlQuery += " " + whereQuery
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}
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rows, err := ps.db.readConn.Query(sqlQuery)
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if err != nil {
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return res, fmt.Errorf("failed getting players for query %q: %v", sqlQuery, err)
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}
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defer rows.Close()
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for rows.Next() {
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player := Player{}
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err := rows.Scan(&player.ID, &player.Name, &player.Guild.ID)
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if err != nil {
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return res, fmt.Errorf("failed scanning player: %v", err)
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}
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res = append(res, player)
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}
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return res, nil
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}
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func (ps *PlayerService) Create(name string, guild Guild) (Player, error) {
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player := Player{}
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res, err := ps.db.writeConn.Exec("insert into player (name, guild) values (?, ?)", name, guild.ID)
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if err != nil {
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return player, fmt.Errorf("failed to insert player: %v", err)
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}
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id, err := res.LastInsertId()
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if err != nil {
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return player, fmt.Errorf("failed to get last insert id: %v", err)
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}
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qres, err := ps.Query(PlayerServiceQuery{ID: &id})
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if err != nil {
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return player, fmt.Errorf("failed getting player for id %d: %v", id, err)
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}
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if len(qres) > 1 {
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return player, fmt.Errorf("more than one player found for id %d", id)
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}
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return qres[0], nil
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}
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func (ps *PlayerService) GetOrCreate(name string, guild Guild) (Player, error) {
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player := Player{}
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players, err := ps.Query(PlayerServiceQuery{Name: &name})
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if err != nil {
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if len(players) > 1 {
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return player, fmt.Errorf("more than one player found for name %s", name)
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}
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player, err = ps.Create(name, guild)
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if err != nil {
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return player, fmt.Errorf("failed creating player: %v", err)
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}
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}
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return player, nil
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}
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