/
ticket.go
191 lines (163 loc) · 5.34 KB
/
ticket.go
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package types
import (
"strings"
"github.com/mrz1836/go-sanitize"
"github.com/spf13/cast"
sdkerrors "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrtypes "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/sge-network/sge/utils"
)
// Validate validates market add ticket payload.
func (payload *MarketAddTicketPayload) Validate(ctx sdk.Context) error {
// remove xss attach prone characters
payload.Meta = sanitize.XSS(payload.Meta)
if err := validateMarketTS(ctx, payload.StartTS, payload.EndTS); err != nil {
return err
}
if !(payload.Status == MarketStatus_MARKET_STATUS_ACTIVE ||
payload.Status == MarketStatus_MARKET_STATUS_INACTIVE) {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "acceptable status is active or inactive")
}
if !utils.IsValidUID(payload.UID) {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "invalid uid for the market")
}
if len(payload.Odds) < 2 {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "not provided enough odds for the market")
}
if strings.TrimSpace(payload.Meta) == "" {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "meta is mandatory for the market")
}
if len(payload.Meta) > MaxAllowedCharactersForMeta {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"meta length should be less than %d characters",
MaxAllowedCharactersForMeta,
)
}
oddsSet := make(map[string]Odds, len(payload.Odds))
for _, o := range payload.Odds {
if o.Meta == "" {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"meta is mandatory for odds with uuid %s",
o.UID,
)
}
if len(o.Meta) > MaxAllowedCharactersForMeta {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"meta length should be less than %d characters",
MaxAllowedCharactersForMeta,
)
}
o.Meta = sanitize.XSS(o.Meta)
if !utils.IsValidUID(o.UID) {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "odds-uid passed is invalid")
}
if _, exist := oddsSet[o.UID]; exist {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "duplicate odds-uid in request")
}
oddsSet[o.UID] = Odds{}
}
return nil
}
// Validate validates market update ticket payload.
func (payload *MarketUpdateTicketPayload) Validate(ctx sdk.Context) error {
// updating the status to something other than active and inactive
if !(payload.Status == MarketStatus_MARKET_STATUS_ACTIVE ||
payload.Status == MarketStatus_MARKET_STATUS_INACTIVE) {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"supported update status is active or inactive",
)
}
return validateMarketTS(ctx, payload.StartTS, payload.EndTS)
}
// Validate validates market resolution ticket payload.
func (payload *MarketResolutionTicketPayload) Validate() error {
// resolution status should be canceled, aborted or result declared
if !(payload.Status == MarketStatus_MARKET_STATUS_CANCELED ||
payload.Status == MarketStatus_MARKET_STATUS_ABORTED ||
payload.Status == MarketStatus_MARKET_STATUS_RESULT_DECLARED) {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"resolution status passed for the market is invalid",
)
}
switch payload.Status {
case MarketStatus_MARKET_STATUS_RESULT_DECLARED:
if len(payload.WinnerOddsUIDs) > maxWinnerUIDs {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"currently only %d winner uid is allowed",
maxWinnerUIDs,
)
}
default:
if len(payload.WinnerOddsUIDs) > 0 {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"winner odds should be set if the status is 'result declared'",
)
}
}
if payload.ResolutionTS == 0 {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"invalid resolution timestamp for the market",
)
}
if !utils.IsValidUID(payload.UID) {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "invalid uid for the market")
}
if payload.Status == MarketStatus_MARKET_STATUS_RESULT_DECLARED && len(payload.WinnerOddsUIDs) < 1 {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"not provided enough winner odds for the market",
)
}
for _, wid := range payload.WinnerOddsUIDs {
if !utils.IsValidUID(wid) {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "odds-uid passed is invalid")
}
}
return nil
}
// ValidateWinnerOdds validates market resolution ticket payload winner odds.
func (payload *MarketResolutionTicketPayload) ValidateWinnerOdds(market *Market) error {
if payload.Status == MarketStatus_MARKET_STATUS_RESULT_DECLARED {
if payload.ResolutionTS < market.StartTS {
return ErrResolutionTimeLessThenStartTime
}
validWinnerOdds := true
for _, wid := range payload.WinnerOddsUIDs {
validWinnerOdds = false
for _, o := range market.Odds {
if o.UID == wid {
validWinnerOdds = true
}
}
if !validWinnerOdds {
break
}
}
if !validWinnerOdds {
return ErrInvalidWinnerOdds
}
}
return nil
}
// validateMarketTS validates start and end timestamp of a market.
func validateMarketTS(ctx sdk.Context, startTS, endTS uint64) error {
if endTS <= cast.ToUint64(ctx.BlockTime().Unix()) {
return sdkerrors.Wrapf(sdkerrtypes.ErrInvalidRequest, "invalid end timestamp for the market")
}
if startTS >= endTS || startTS == 0 {
return sdkerrors.Wrapf(
sdkerrtypes.ErrInvalidRequest,
"invalid start timestamp for the market, cannot be (greater than eql to EndTs) or 0",
)
}
return nil
}