added leagues

internal/db/league.go

@@ -0,0 +1,37 @@
+package db
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+	"github.com/uptrace/bun"
+)
+
+type League struct {
+	bun.BaseModel `bun:"table:leagues,alias:l"`
+
+	ID          int    `bun:"id,pk,autoincrement"`
+	Name        string `bun:"name,unique,notnull"`
+	ShortName   string `bun:"short_name,unique,notnull"`
+	Description string `bun:"description"`
+
+	Seasons []Season `bun:"m2m:season_leagues,join:League=Season"`
+}
+
+type SeasonLeague struct {
+	SeasonID int     `bun:",pk"`
+	Season   *Season `bun:"rel:belongs-to,join:season_id=id"`
+	LeagueID int     `bun:",pk"`
+	League   *League `bun:"rel:belongs-to,join:league_id=id"`
+}
+
+func GetLeagues(ctx context.Context, tx bun.Tx) ([]*League, error) {
+	return GetList[League](tx).Relation("Seasons").GetAll(ctx)
+}
+
+func GetLeague(ctx context.Context, tx bun.Tx, shortname string) (*League, error) {
+	if shortname == "" {
+		return nil, errors.New("shortname cannot be empty")
+	}
+	return GetByField[League](tx, "short_name", shortname).Relation("Seasons").Get(ctx)
+}