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coupon.go
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coupon.go
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package stripe
import "encoding/json"
// CouponDuration is the list of allowed values for the coupon's duration.
// Allowed values are "forever", "once", "repeating".
type CouponDuration string
// CouponParams is the set of parameters that can be used when creating a coupon.
// For more details see https://stripe.com/docs/api#create_coupon.
type CouponParams struct {
Params
Duration CouponDuration
ID string
Currency Currency
Amount, Percent, DurationPeriod, Redemptions uint64
RedeemBy int64
}
// CouponListParams is the set of parameters that can be used when listing coupons.
// For more detail see https://stripe.com/docs/api#list_coupons.
type CouponListParams struct {
ListParams
}
// Coupon is the resource representing a Stripe coupon.
// For more details see https://stripe.com/docs/api#coupons.
type Coupon struct {
ID string `json:"id"`
Live bool `json:"livemode"`
Created int64 `json:"created"`
Duration CouponDuration `json:"duration"`
Amount uint64 `json:"amount_off"`
Currency Currency `json:"currency"`
DurationPeriod uint64 `json:"duration_in_months"`
Redemptions uint64 `json:"max_redemptions"`
Meta map[string]string `json:"metadata"`
Percent uint64 `json:"percent_off"`
RedeemBy int64 `json:"redeem_by"`
Redeemed uint64 `json:"times_redeemed"`
Valid bool `json:"valid"`
Deleted bool `json:"deleted"`
}
// CouponList is a list of coupons as retrieved from a list endpoint.
type CouponList struct {
ListMeta
Values []*Coupon `json:"data"`
}
// UnmarshalJSON handles deserialization of a Coupon.
// This custom unmarshaling is needed because the resulting
// property may be an id or the full struct if it was expanded.
func (c *Coupon) UnmarshalJSON(data []byte) error {
type coupon Coupon
var cc coupon
err := json.Unmarshal(data, &cc)
if err == nil {
*c = Coupon(cc)
} else {
// the id is surrounded by "\" characters, so strip them
c.ID = string(data[1 : len(data)-1])
}
return nil
}