model_coupon_external.go

/*
OpenPay API

super charge your subscription management.

API version: 1.2.1
*/

// Code generated by OpenAPI Generator (https://openapi-generator.tech); DO NOT EDIT.

package getopenpay

import (
	"encoding/json"
	"time"
	"fmt"
)

// checks if the CouponExternal type satisfies the MappedNullable interface at compile time
var _ MappedNullable = &CouponExternal{}

// CouponExternal struct for CouponExternal
type CouponExternal struct {
	AmountAtomOff NullableInt32 `json:"amount_atom_off"`
	// DateTime at which the object was created, in 'ISO 8601' format.
	CreatedAt time.Time `json:"created_at"`
	Currency NullableCurrencyEnum `json:"currency,omitempty"`
	Duration CouponDuration `json:"duration"`
	DurationInMonths NullableInt32 `json:"duration_in_months"`
	Id string `json:"id"`
	IsActive bool `json:"is_active"`
	// If true, indicates that this object has been deleted
	IsDeleted *bool `json:"is_deleted,omitempty"`
	MaxRedemptions NullableInt32 `json:"max_redemptions"`
	Metadata map[string]interface{} `json:"metadata,omitempty"`
	Name string `json:"name"`
	Object *ObjectName `json:"object,omitempty"`
	PercentOff NullableInt32 `json:"percent_off"`
	ProductFamilies []string `json:"product_families,omitempty"`
	Products []string `json:"products,omitempty"`
	PromotionCodes []string `json:"promotion_codes,omitempty"`
	RedeemBy NullableTime `json:"redeem_by"`
	TimesRedeemed NullableInt32 `json:"times_redeemed"`
	TrialDaysOff NullableInt32 `json:"trial_days_off,omitempty"`
	// DateTime at which the object was updated, in 'ISO 8601' format.
	UpdatedAt time.Time `json:"updated_at"`
	AdditionalProperties map[string]interface{}
}

type _CouponExternal CouponExternal

// NewCouponExternal instantiates a new CouponExternal object
// This constructor will assign default values to properties that have it defined,
// and makes sure properties required by API are set, but the set of arguments
// will change when the set of required properties is changed
func NewCouponExternal(amountAtomOff NullableInt32, createdAt time.Time, duration CouponDuration, durationInMonths NullableInt32, id string, isActive bool, maxRedemptions NullableInt32, name string, percentOff NullableInt32, redeemBy NullableTime, timesRedeemed NullableInt32, updatedAt time.Time) *CouponExternal {
	this := CouponExternal{}
	this.AmountAtomOff = amountAtomOff
	this.CreatedAt = createdAt
	this.Duration = duration
	this.DurationInMonths = durationInMonths
	this.Id = id
	this.IsActive = isActive
	var isDeleted bool = false
	this.IsDeleted = &isDeleted
	this.MaxRedemptions = maxRedemptions
	this.Name = name
	this.PercentOff = percentOff
	this.RedeemBy = redeemBy
	this.TimesRedeemed = timesRedeemed
	this.UpdatedAt = updatedAt
	return &this
}

// NewCouponExternalWithDefaults instantiates a new CouponExternal object
// This constructor will only assign default values to properties that have it defined,
// but it doesn't guarantee that properties required by API are set
func NewCouponExternalWithDefaults() *CouponExternal {
	this := CouponExternal{}
	var isDeleted bool = false
	this.IsDeleted = &isDeleted
	return &this
}

// GetAmountAtomOff returns the AmountAtomOff field value
// If the value is explicit nil, the zero value for int32 will be returned
func (o *CouponExternal) GetAmountAtomOff() int32 {
	if o == nil || o.AmountAtomOff.Get() == nil {
		var ret int32
		return ret
	}

	return *o.AmountAtomOff.Get()
}

// GetAmountAtomOffOk returns a tuple with the AmountAtomOff field value
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetAmountAtomOffOk() (*int32, bool) {
	if o == nil {
		return nil, false
	}
	return o.AmountAtomOff.Get(), o.AmountAtomOff.IsSet()
}

// SetAmountAtomOff sets field value
func (o *CouponExternal) SetAmountAtomOff(v int32) {
	o.AmountAtomOff.Set(&v)
}

// GetCreatedAt returns the CreatedAt field value
func (o *CouponExternal) GetCreatedAt() time.Time {
	if o == nil {
		var ret time.Time
		return ret
	}

	return o.CreatedAt
}

// GetCreatedAtOk returns a tuple with the CreatedAt field value
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetCreatedAtOk() (*time.Time, bool) {
	if o == nil {
		return nil, false
	}
	return &o.CreatedAt, true
}

// SetCreatedAt sets field value
func (o *CouponExternal) SetCreatedAt(v time.Time) {
	o.CreatedAt = v
}

// GetCurrency returns the Currency field value if set, zero value otherwise (both if not set or set to explicit null).
func (o *CouponExternal) GetCurrency() CurrencyEnum {
	if o == nil || IsNil(o.Currency.Get()) {
		var ret CurrencyEnum
		return ret
	}
	return *o.Currency.Get()
}

// GetCurrencyOk returns a tuple with the Currency field value if set, nil otherwise
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetCurrencyOk() (*CurrencyEnum, bool) {
	if o == nil {
		return nil, false
	}
	return o.Currency.Get(), o.Currency.IsSet()
}

// HasCurrency returns a boolean if a field has been set.
func (o *CouponExternal) HasCurrency() bool {
	if o != nil && o.Currency.IsSet() {
		return true
	}

	return false
}

// SetCurrency gets a reference to the given NullableCurrencyEnum and assigns it to the Currency field.
func (o *CouponExternal) SetCurrency(v CurrencyEnum) {
	o.Currency.Set(&v)
}
// SetCurrencyNil sets the value for Currency to be an explicit nil
func (o *CouponExternal) SetCurrencyNil() {
	o.Currency.Set(nil)
}

// UnsetCurrency ensures that no value is present for Currency, not even an explicit nil
func (o *CouponExternal) UnsetCurrency() {
	o.Currency.Unset()
}

// GetDuration returns the Duration field value
func (o *CouponExternal) GetDuration() CouponDuration {
	if o == nil {
		var ret CouponDuration
		return ret
	}

	return o.Duration
}

// GetDurationOk returns a tuple with the Duration field value
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetDurationOk() (*CouponDuration, bool) {
	if o == nil {
		return nil, false
	}
	return &o.Duration, true
}

// SetDuration sets field value
func (o *CouponExternal) SetDuration(v CouponDuration) {
	o.Duration = v
}

// GetDurationInMonths returns the DurationInMonths field value
// If the value is explicit nil, the zero value for int32 will be returned
func (o *CouponExternal) GetDurationInMonths() int32 {
	if o == nil || o.DurationInMonths.Get() == nil {
		var ret int32
		return ret
	}

	return *o.DurationInMonths.Get()
}

// GetDurationInMonthsOk returns a tuple with the DurationInMonths field value
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetDurationInMonthsOk() (*int32, bool) {
	if o == nil {
		return nil, false
	}
	return o.DurationInMonths.Get(), o.DurationInMonths.IsSet()
}

// SetDurationInMonths sets field value
func (o *CouponExternal) SetDurationInMonths(v int32) {
	o.DurationInMonths.Set(&v)
}

// GetId returns the Id field value
func (o *CouponExternal) GetId() string {
	if o == nil {
		var ret string
		return ret
	}

	return o.Id
}

// GetIdOk returns a tuple with the Id field value
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetIdOk() (*string, bool) {
	if o == nil {
		return nil, false
	}
	return &o.Id, true
}

// SetId sets field value
func (o *CouponExternal) SetId(v string) {
	o.Id = v
}

// GetIsActive returns the IsActive field value
func (o *CouponExternal) GetIsActive() bool {
	if o == nil {
		var ret bool
		return ret
	}

	return o.IsActive
}

// GetIsActiveOk returns a tuple with the IsActive field value
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetIsActiveOk() (*bool, bool) {
	if o == nil {
		return nil, false
	}
	return &o.IsActive, true
}

// SetIsActive sets field value
func (o *CouponExternal) SetIsActive(v bool) {
	o.IsActive = v
}

// GetIsDeleted returns the IsDeleted field value if set, zero value otherwise.
func (o *CouponExternal) GetIsDeleted() bool {
	if o == nil || IsNil(o.IsDeleted) {
		var ret bool
		return ret
	}
	return *o.IsDeleted
}

// GetIsDeletedOk returns a tuple with the IsDeleted field value if set, nil otherwise
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetIsDeletedOk() (*bool, bool) {
	if o == nil || IsNil(o.IsDeleted) {
		return nil, false
	}
	return o.IsDeleted, true
}

// HasIsDeleted returns a boolean if a field has been set.
func (o *CouponExternal) HasIsDeleted() bool {
	if o != nil && !IsNil(o.IsDeleted) {
		return true
	}

	return false
}

// SetIsDeleted gets a reference to the given bool and assigns it to the IsDeleted field.
func (o *CouponExternal) SetIsDeleted(v bool) {
	o.IsDeleted = &v
}

// GetMaxRedemptions returns the MaxRedemptions field value
// If the value is explicit nil, the zero value for int32 will be returned
func (o *CouponExternal) GetMaxRedemptions() int32 {
	if o == nil || o.MaxRedemptions.Get() == nil {
		var ret int32
		return ret
	}

	return *o.MaxRedemptions.Get()
}

// GetMaxRedemptionsOk returns a tuple with the MaxRedemptions field value
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetMaxRedemptionsOk() (*int32, bool) {
	if o == nil {
		return nil, false
	}
	return o.MaxRedemptions.Get(), o.MaxRedemptions.IsSet()
}

// SetMaxRedemptions sets field value
func (o *CouponExternal) SetMaxRedemptions(v int32) {
	o.MaxRedemptions.Set(&v)
}

// GetMetadata returns the Metadata field value if set, zero value otherwise (both if not set or set to explicit null).
func (o *CouponExternal) GetMetadata() map[string]interface{} {
	if o == nil {
		var ret map[string]interface{}
		return ret
	}
	return o.Metadata
}

// GetMetadataOk returns a tuple with the Metadata field value if set, nil otherwise
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetMetadataOk() (map[string]interface{}, bool) {
	if o == nil || IsNil(o.Metadata) {
		return map[string]interface{}{}, false
	}
	return o.Metadata, true
}

// HasMetadata returns a boolean if a field has been set.
func (o *CouponExternal) HasMetadata() bool {
	if o != nil && !IsNil(o.Metadata) {
		return true
	}

	return false
}

// SetMetadata gets a reference to the given map[string]interface{} and assigns it to the Metadata field.
func (o *CouponExternal) SetMetadata(v map[string]interface{}) {
	o.Metadata = v
}

// GetName returns the Name field value
func (o *CouponExternal) GetName() string {
	if o == nil {
		var ret string
		return ret
	}

	return o.Name
}

// GetNameOk returns a tuple with the Name field value
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetNameOk() (*string, bool) {
	if o == nil {
		return nil, false
	}
	return &o.Name, true
}

// SetName sets field value
func (o *CouponExternal) SetName(v string) {
	o.Name = v
}

// GetObject returns the Object field value if set, zero value otherwise.
func (o *CouponExternal) GetObject() ObjectName {
	if o == nil || IsNil(o.Object) {
		var ret ObjectName
		return ret
	}
	return *o.Object
}

// GetObjectOk returns a tuple with the Object field value if set, nil otherwise
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetObjectOk() (*ObjectName, bool) {
	if o == nil || IsNil(o.Object) {
		return nil, false
	}
	return o.Object, true
}

// HasObject returns a boolean if a field has been set.
func (o *CouponExternal) HasObject() bool {
	if o != nil && !IsNil(o.Object) {
		return true
	}

	return false
}

// SetObject gets a reference to the given ObjectName and assigns it to the Object field.
func (o *CouponExternal) SetObject(v ObjectName) {
	o.Object = &v
}

// GetPercentOff returns the PercentOff field value
// If the value is explicit nil, the zero value for int32 will be returned
func (o *CouponExternal) GetPercentOff() int32 {
	if o == nil || o.PercentOff.Get() == nil {
		var ret int32
		return ret
	}

	return *o.PercentOff.Get()
}

// GetPercentOffOk returns a tuple with the PercentOff field value
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetPercentOffOk() (*int32, bool) {
	if o == nil {
		return nil, false
	}
	return o.PercentOff.Get(), o.PercentOff.IsSet()
}

// SetPercentOff sets field value
func (o *CouponExternal) SetPercentOff(v int32) {
	o.PercentOff.Set(&v)
}

// GetProductFamilies returns the ProductFamilies field value if set, zero value otherwise.
func (o *CouponExternal) GetProductFamilies() []string {
	if o == nil || IsNil(o.ProductFamilies) {
		var ret []string
		return ret
	}
	return o.ProductFamilies
}

// GetProductFamiliesOk returns a tuple with the ProductFamilies field value if set, nil otherwise
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetProductFamiliesOk() ([]string, bool) {
	if o == nil || IsNil(o.ProductFamilies) {
		return nil, false
	}
	return o.ProductFamilies, true
}

// HasProductFamilies returns a boolean if a field has been set.
func (o *CouponExternal) HasProductFamilies() bool {
	if o != nil && !IsNil(o.ProductFamilies) {
		return true
	}

	return false
}

// SetProductFamilies gets a reference to the given []string and assigns it to the ProductFamilies field.
func (o *CouponExternal) SetProductFamilies(v []string) {
	o.ProductFamilies = v
}

// GetProducts returns the Products field value if set, zero value otherwise.
func (o *CouponExternal) GetProducts() []string {
	if o == nil || IsNil(o.Products) {
		var ret []string
		return ret
	}
	return o.Products
}

// GetProductsOk returns a tuple with the Products field value if set, nil otherwise
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetProductsOk() ([]string, bool) {
	if o == nil || IsNil(o.Products) {
		return nil, false
	}
	return o.Products, true
}

// HasProducts returns a boolean if a field has been set.
func (o *CouponExternal) HasProducts() bool {
	if o != nil && !IsNil(o.Products) {
		return true
	}

	return false
}

// SetProducts gets a reference to the given []string and assigns it to the Products field.
func (o *CouponExternal) SetProducts(v []string) {
	o.Products = v
}

// GetPromotionCodes returns the PromotionCodes field value if set, zero value otherwise.
func (o *CouponExternal) GetPromotionCodes() []string {
	if o == nil || IsNil(o.PromotionCodes) {
		var ret []string
		return ret
	}
	return o.PromotionCodes
}

// GetPromotionCodesOk returns a tuple with the PromotionCodes field value if set, nil otherwise
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetPromotionCodesOk() ([]string, bool) {
	if o == nil || IsNil(o.PromotionCodes) {
		return nil, false
	}
	return o.PromotionCodes, true
}

// HasPromotionCodes returns a boolean if a field has been set.
func (o *CouponExternal) HasPromotionCodes() bool {
	if o != nil && !IsNil(o.PromotionCodes) {
		return true
	}

	return false
}

// SetPromotionCodes gets a reference to the given []string and assigns it to the PromotionCodes field.
func (o *CouponExternal) SetPromotionCodes(v []string) {
	o.PromotionCodes = v
}

// GetRedeemBy returns the RedeemBy field value
// If the value is explicit nil, the zero value for time.Time will be returned
func (o *CouponExternal) GetRedeemBy() time.Time {
	if o == nil || o.RedeemBy.Get() == nil {
		var ret time.Time
		return ret
	}

	return *o.RedeemBy.Get()
}

// GetRedeemByOk returns a tuple with the RedeemBy field value
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetRedeemByOk() (*time.Time, bool) {
	if o == nil {
		return nil, false
	}
	return o.RedeemBy.Get(), o.RedeemBy.IsSet()
}

// SetRedeemBy sets field value
func (o *CouponExternal) SetRedeemBy(v time.Time) {
	o.RedeemBy.Set(&v)
}

// GetTimesRedeemed returns the TimesRedeemed field value
// If the value is explicit nil, the zero value for int32 will be returned
func (o *CouponExternal) GetTimesRedeemed() int32 {
	if o == nil || o.TimesRedeemed.Get() == nil {
		var ret int32
		return ret
	}

	return *o.TimesRedeemed.Get()
}

// GetTimesRedeemedOk returns a tuple with the TimesRedeemed field value
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetTimesRedeemedOk() (*int32, bool) {
	if o == nil {
		return nil, false
	}
	return o.TimesRedeemed.Get(), o.TimesRedeemed.IsSet()
}

// SetTimesRedeemed sets field value
func (o *CouponExternal) SetTimesRedeemed(v int32) {
	o.TimesRedeemed.Set(&v)
}

// GetTrialDaysOff returns the TrialDaysOff field value if set, zero value otherwise (both if not set or set to explicit null).
func (o *CouponExternal) GetTrialDaysOff() int32 {
	if o == nil || IsNil(o.TrialDaysOff.Get()) {
		var ret int32
		return ret
	}
	return *o.TrialDaysOff.Get()
}

// GetTrialDaysOffOk returns a tuple with the TrialDaysOff field value if set, nil otherwise
// and a boolean to check if the value has been set.
// NOTE: If the value is an explicit nil, `nil, true` will be returned
func (o *CouponExternal) GetTrialDaysOffOk() (*int32, bool) {
	if o == nil {
		return nil, false
	}
	return o.TrialDaysOff.Get(), o.TrialDaysOff.IsSet()
}

// HasTrialDaysOff returns a boolean if a field has been set.
func (o *CouponExternal) HasTrialDaysOff() bool {
	if o != nil && o.TrialDaysOff.IsSet() {
		return true
	}

	return false
}

// SetTrialDaysOff gets a reference to the given NullableInt32 and assigns it to the TrialDaysOff field.
func (o *CouponExternal) SetTrialDaysOff(v int32) {
	o.TrialDaysOff.Set(&v)
}
// SetTrialDaysOffNil sets the value for TrialDaysOff to be an explicit nil
func (o *CouponExternal) SetTrialDaysOffNil() {
	o.TrialDaysOff.Set(nil)
}

// UnsetTrialDaysOff ensures that no value is present for TrialDaysOff, not even an explicit nil
func (o *CouponExternal) UnsetTrialDaysOff() {
	o.TrialDaysOff.Unset()
}

// GetUpdatedAt returns the UpdatedAt field value
func (o *CouponExternal) GetUpdatedAt() time.Time {
	if o == nil {
		var ret time.Time
		return ret
	}

	return o.UpdatedAt
}

// GetUpdatedAtOk returns a tuple with the UpdatedAt field value
// and a boolean to check if the value has been set.
func (o *CouponExternal) GetUpdatedAtOk() (*time.Time, bool) {
	if o == nil {
		return nil, false
	}
	return &o.UpdatedAt, true
}

// SetUpdatedAt sets field value
func (o *CouponExternal) SetUpdatedAt(v time.Time) {
	o.UpdatedAt = v
}

func (o CouponExternal) MarshalJSON() ([]byte, error) {
	toSerialize,err := o.ToMap()
	if err != nil {
		return []byte{}, err
	}
	return json.Marshal(toSerialize)
}

func (o CouponExternal) ToMap() (map[string]interface{}, error) {
	toSerialize := map[string]interface{}{}
	toSerialize["amount_atom_off"] = o.AmountAtomOff.Get()
	toSerialize["created_at"] = o.CreatedAt
	if o.Currency.IsSet() {
		toSerialize["currency"] = o.Currency.Get()
	}
	toSerialize["duration"] = o.Duration
	toSerialize["duration_in_months"] = o.DurationInMonths.Get()
	toSerialize["id"] = o.Id
	toSerialize["is_active"] = o.IsActive
	if !IsNil(o.IsDeleted) {
		toSerialize["is_deleted"] = o.IsDeleted
	}
	toSerialize["max_redemptions"] = o.MaxRedemptions.Get()
	if o.Metadata != nil {
		toSerialize["metadata"] = o.Metadata
	}
	toSerialize["name"] = o.Name
	if !IsNil(o.Object) {
		toSerialize["object"] = o.Object
	}
	toSerialize["percent_off"] = o.PercentOff.Get()
	if !IsNil(o.ProductFamilies) {
		toSerialize["product_families"] = o.ProductFamilies
	}
	if !IsNil(o.Products) {
		toSerialize["products"] = o.Products
	}
	if !IsNil(o.PromotionCodes) {
		toSerialize["promotion_codes"] = o.PromotionCodes
	}
	toSerialize["redeem_by"] = o.RedeemBy.Get()
	toSerialize["times_redeemed"] = o.TimesRedeemed.Get()
	if o.TrialDaysOff.IsSet() {
		toSerialize["trial_days_off"] = o.TrialDaysOff.Get()
	}
	toSerialize["updated_at"] = o.UpdatedAt

	for key, value := range o.AdditionalProperties {
		toSerialize[key] = value
	}

	return toSerialize, nil
}

func (o *CouponExternal) UnmarshalJSON(data []byte) (err error) {
	// This validates that all required properties are included in the JSON object
	// by unmarshalling the object into a generic map with string keys and checking
	// that every required field exists as a key in the generic map.
	requiredProperties := []string{
		"amount_atom_off",
		"created_at",
		"duration",
		"duration_in_months",
		"id",
		"is_active",
		"max_redemptions",
		"name",
		"percent_off",
		"redeem_by",
		"times_redeemed",
		"updated_at",
	}

	allProperties := make(map[string]interface{})

	err = json.Unmarshal(data, &allProperties)

	if err != nil {
		return err;
	}

	for _, requiredProperty := range(requiredProperties) {
		if _, exists := allProperties[requiredProperty]; !exists {
			return fmt.Errorf("no value given for required property %v", requiredProperty)
		}
	}

	varCouponExternal := _CouponExternal{}

	err = json.Unmarshal(data, &varCouponExternal)

	if err != nil {
		return err
	}

	*o = CouponExternal(varCouponExternal)

	additionalProperties := make(map[string]interface{})

	if err = json.Unmarshal(data, &additionalProperties); err == nil {
		delete(additionalProperties, "amount_atom_off")
		delete(additionalProperties, "created_at")
		delete(additionalProperties, "currency")
		delete(additionalProperties, "duration")
		delete(additionalProperties, "duration_in_months")
		delete(additionalProperties, "id")
		delete(additionalProperties, "is_active")
		delete(additionalProperties, "is_deleted")
		delete(additionalProperties, "max_redemptions")
		delete(additionalProperties, "metadata")
		delete(additionalProperties, "name")
		delete(additionalProperties, "object")
		delete(additionalProperties, "percent_off")
		delete(additionalProperties, "product_families")
		delete(additionalProperties, "products")
		delete(additionalProperties, "promotion_codes")
		delete(additionalProperties, "redeem_by")
		delete(additionalProperties, "times_redeemed")
		delete(additionalProperties, "trial_days_off")
		delete(additionalProperties, "updated_at")
		o.AdditionalProperties = additionalProperties
	}

	return err
}

type NullableCouponExternal struct {
	value *CouponExternal
	isSet bool
}

func (v NullableCouponExternal) Get() *CouponExternal {
	return v.value
}

func (v *NullableCouponExternal) Set(val *CouponExternal) {
	v.value = val
	v.isSet = true
}

func (v NullableCouponExternal) IsSet() bool {
	return v.isSet
}

func (v *NullableCouponExternal) Unset() {
	v.value = nil
	v.isSet = false
}

func NewNullableCouponExternal(val *CouponExternal) *NullableCouponExternal {
	return &NullableCouponExternal{value: val, isSet: true}
}

func (v NullableCouponExternal) MarshalJSON() ([]byte, error) {
	return json.Marshal(v.value)
}

func (v *NullableCouponExternal) UnmarshalJSON(src []byte) error {
	v.isSet = true
	return json.Unmarshal(src, &v.value)
}