59 lines
2.1 KiB
Go

package mysql
import (
"context"
"database/sql"
"errors"
"strings"
"hyapp/pkg/appcode"
"hyapp/pkg/xerr"
"hyapp/services/wallet-service/internal/domain/ledger"
)
type walletPolicyInstance struct {
InstanceCode string
TemplateCode string
TemplateVersion string
RegionID int64
HostPointAsset string
HostPointRatioPPM int64
PointsPerUSD int64
WithdrawFeeBPS int64
}
func (r *Repository) resolveActiveWalletPolicy(ctx context.Context, tx *sql.Tx, appCode string, regionID int64, nowMS int64) (walletPolicyInstance, bool, error) {
appCode = appcode.Normalize(appCode)
if regionID < 0 {
return walletPolicyInstance{}, false, xerr.New(xerr.InvalidArgument, "region_id is invalid")
}
row := tx.QueryRowContext(ctx, `
SELECT instance_code, template_code, template_version, region_id, host_point_asset_type,
host_point_ratio_ppm, points_per_usd, withdraw_fee_bps
FROM wallet_policy_instances
WHERE app_code = ?
AND region_id IN (?, 0)
AND status = 'active'
AND effective_from_ms <= ?
AND (effective_to_ms = 0 OR effective_to_ms > ?)
ORDER BY CASE WHEN region_id = ? THEN 0 ELSE 1 END, published_at_ms DESC, instance_code DESC
LIMIT 1`,
appCode, regionID, nowMS, nowMS, regionID,
)
var item walletPolicyInstance
if err := row.Scan(&item.InstanceCode, &item.TemplateCode, &item.TemplateVersion, &item.RegionID, &item.HostPointAsset, &item.HostPointRatioPPM, &item.PointsPerUSD, &item.WithdrawFeeBPS); err != nil {
if errors.Is(err, sql.ErrNoRows) {
return walletPolicyInstance{}, false, nil
}
return walletPolicyInstance{}, false, err
}
item.HostPointAsset = strings.ToUpper(strings.TrimSpace(item.HostPointAsset))
if item.HostPointAsset == "" {
item.HostPointAsset = ledger.AssetPoint
}
if item.HostPointAsset != ledger.AssetPoint || item.HostPointRatioPPM <= 0 || item.HostPointRatioPPM > 1_000_000 || item.PointsPerUSD <= 0 || item.WithdrawFeeBPS < 0 || item.WithdrawFeeBPS > 10_000 {
return walletPolicyInstance{}, false, xerr.New(xerr.InvalidArgument, "wallet policy instance is invalid")
}
return item, true, nil
}