product

package
v0.19.0 Latest Latest
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 Go to latest Published: Jun 29, 2024 License: Apache-2.0 Imports: 12 Imported by: 0

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Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrProductNotFound = errors.New("product not found")
	ErrPriceNotFound   = errors.New("price not found")
	ErrInvalidDetail   = errors.New("invalid product detail")

	ErrPerSeatLimitReached = errors.New("per seat limit reached")

	ErrInvalidFeatureDetail = errors.New("invalid feature detail")
	ErrFeatureNotFound      = errors.New("feature not found")
)

Functions

This section is empty.

Types

type Behavior 

type Behavior string
const (
	BasicBehavior   Behavior = "basic"
	CreditBehavior  Behavior = "credits"
	PerSeatBehavior Behavior = "per_seat"
)

func (Behavior) String 

func (b Behavior) String() string

type BehaviorConfig added in v0.8.18 

type BehaviorConfig struct {
	// CreditAmount is amount of credits that are awarded/consumed when buying/using this feature
	CreditAmount int64 `json:"credit_amount" yaml:"credit_amount"`

	// SeatLimit is the maximum number of seats that can be added to the subscription
	SeatLimit int64 `json:"seat_limit" yaml:"seat_limit"`

	// MinQuantity is the minimum quantity that can be bought
	MinQuantity int64 `json:"min_quantity" yaml:"min_quantity"`

	// MaxQuantity is the maximum quantity that can be bought
	MaxQuantity int64 `json:"max_quantity" yaml:"max_quantity"`
}

type BillingScheme 

type BillingScheme string
const (
	BillingSchemeFlat   BillingScheme = "flat"
	BillingSchemeTiered BillingScheme = "tiered"
)

func BuildBillingScheme 

func BuildBillingScheme(s string) BillingScheme

func (BillingScheme) ToStripe 

func (b BillingScheme) ToStripe() string

type Feature 

type Feature struct {
	ID    string `json:"id" yaml:"id"`
	Name  string `json:"name" yaml:"name"`   // a machine friendly name for the feature
	Title string `json:"title" yaml:"title"` // a human friendly title for the feature

	// products this feature belongs to, this is optional and can be empty
	// a product will have at least one feature with the same name as the product
	ProductIDs []string `json:"product_ids" yaml:"product_ids"`

	Metadata  metadata.Metadata `json:"metadata" yaml:"metadata"`
	CreatedAt time.Time
	UpdatedAt time.Time
	DeletedAt *time.Time
}

Feature are part of a product which allows for a more granular control on what is packed with the product. It is a platform specific concept and doesn't have a corresponding billing engine entity

type FeatureRepository 

type FeatureRepository interface {
	GetByID(ctx context.Context, id string) (Feature, error)
	GetByName(ctx context.Context, name string) (Feature, error)
	Create(ctx context.Context, feature Feature) (Feature, error)
	UpdateByName(ctx context.Context, feature Feature) (Feature, error)
	List(ctx context.Context, flt Filter) ([]Feature, error)
}

type Filter 

type Filter struct {
	PlanID     string
	ProductID  string
	ProductIDs []string
}

type Price 

type Price struct {
	ID         string `json:"id" yaml:"id"`
	ProductID  string `json:"feature_id" yaml:"feature_id"`
	ProviderID string `json:"provider_id" yaml:"provider_id"`

	Name string `json:"name" yaml:"name"` // a machine friendly name for the price

	// BillingScheme specifies the billing scheme for the price
	// known schemes are "tiered" and "flat". Default is "flat"
	BillingScheme BillingScheme `json:"billing_scheme" yaml:"billing_scheme" default:"flat"`

	// Currency Three-letter ISO 4217 currency code in lower case
	// like "usd", "eur", "gbp"
	// https://www.six-group.com/en/products-services/financial-information/data-standards.html
	Currency string `json:"currency" yaml:"currency" default:"usd"`

	// Amount price in the minor currency unit
	// Minor unit is the smallest unit of a currency, e.g. 1 dollar equals 100 cents (with 2 decimals).
	Amount int64 `json:"amount" yaml:"amount"`

	// UsageType specifies the usage type for the price
	// known types are "licensed" and "metered". Default is "licensed"
	UsageType PriceUsageType `json:"usage_type" yaml:"usage_type" default:"licensed"`

	// MeteredAggregate specifies the aggregation method for the price
	// known aggregations are "sum", "last_during_period", "last_ever" and "max". Default is "sum"
	MeteredAggregate string `json:"metered_aggregate" yaml:"metered_aggregate" default:"sum"`

	// Interval is the interval at which the plan is billed
	// e.g. day, week, month, year
	Interval string `json:"interval" yaml:"interval"`

	Metadata metadata.Metadata `json:"metadata" yaml:"metadata"`

	// TierMode specifies the tier mode for the price
	// known modes are "graduated" and "volume". Default is "graduated"
	// In volume-based, the maximum quantity within a period determines the per-unit price
	// In graduated, pricing changes as the quantity increases to specific thresholds
	TierMode PriceTierMode `json:"tier_mode" yaml:"tier_mode" default:"graduated"`

	// Tiers specifies the optional tiers for the price
	// only applicable when BillingScheme is "tiered"
	Tiers []Tier `json:"tiers" yaml:"tiers"`

	State     string `json:"state" yaml:"state"`
	CreatedAt time.Time
	UpdatedAt time.Time
	DeletedAt *time.Time
}

Price is a product price and has a corresponding price in the billing engine when creating a price, the feature must already exist when subscribing to a plan, the price must already exist

func (Price) IsLicensed added in v0.19.0 

func (price Price) IsLicensed() bool

type PriceRepository 

type PriceRepository interface {
	GetByID(ctx context.Context, id string) (Price, error)
	GetByName(ctx context.Context, name string) (Price, error)
	Create(ctx context.Context, price Price) (Price, error)
	UpdateByID(ctx context.Context, price Price) (Price, error)
	List(ctx context.Context, flt Filter) ([]Price, error)
}

type PriceTierMode 

type PriceTierMode string
const (
	PriceTierModeGraduated PriceTierMode = "graduated"
	PriceTierModeVolume    PriceTierMode = "volume"
)

func (PriceTierMode) String added in v0.19.0 

func (t PriceTierMode) String() string

type PriceUsageType 

type PriceUsageType string
const (
	PriceUsageTypeLicensed PriceUsageType = "licensed"
	PriceUsageTypeMetered  PriceUsageType = "metered"
)

func BuildPriceUsageType 

func BuildPriceUsageType(s string) PriceUsageType

func (PriceUsageType) ToStripe 

func (p PriceUsageType) ToStripe() string

type Product 

type Product struct {
	ID         string   `json:"id" yaml:"id"`
	ProviderID string   `json:"provider_id" yaml:"provider_id"` // in case of stripe, provider id and id are same
	PlanIDs    []string // plans this feature belongs to, this is optional and can be empty

	Name        string `json:"name" yaml:"name"`   // a machine friendly name for the feature
	Title       string `json:"title" yaml:"title"` // a human friendly title for the feature
	Description string `json:"description" yaml:"description"`

	// Type is the type of the feature
	// known types are "credits" and "per_seat". Default is "basic"
	Behavior Behavior `json:"behavior" yaml:"behavior" default:"basic"`

	// Config is the configuration for the behavior
	Config BehaviorConfig `json:"config" yaml:"config"`

	// Prices for the product, return only, shouldn't be set while updating a product
	Prices []Price `json:"prices" yaml:"prices"`
	// Features for the product, return only, shouldn't be set while updating a product
	Features []Feature `json:"features" yaml:"features"`

	State    string            `json:"state" yaml:"state"`
	Metadata metadata.Metadata `json:"metadata" yaml:"metadata"`

	CreatedAt time.Time
	UpdatedAt time.Time
	DeletedAt *time.Time
}

Product is an item being sold by the platform and has a corresponding reference in the billing engine

func (Product) HasPerSeatBehavior added in v0.19.0 

func (prod Product) HasPerSeatBehavior() bool

func (Product) IsSeatLimitBreached added in v0.19.0 

func (prod Product) IsSeatLimitBreached(seatsConsumed int64) bool

type Repository 

type Repository interface {
	GetByID(ctx context.Context, id string) (Product, error)
	GetByName(ctx context.Context, name string) (Product, error)
	Create(ctx context.Context, product Product) (Product, error)
	UpdateByName(ctx context.Context, product Product) (Product, error)
	List(ctx context.Context, flt Filter) ([]Product, error)
}

type Service 

type Service struct {
	// contains filtered or unexported fields
}

func NewService 

func NewService(stripeClient *client.API, productRepository Repository,
	priceRepository PriceRepository, featureRepository FeatureRepository) *Service

func (*Service) AddFeatureToProduct added in v0.8.15 

func (s *Service) AddFeatureToProduct(ctx context.Context, feature Feature, productID string) error

func (*Service) AddPlan 

func (s *Service) AddPlan(ctx context.Context, productOb Product, planID string) error

func (*Service) Create 

func (s *Service) Create(ctx context.Context, product Product) (Product, error)

func (*Service) CreatePrice 

func (s *Service) CreatePrice(ctx context.Context, price Price) (Price, error)

func (*Service) GetByID 

func (s *Service) GetByID(ctx context.Context, id string) (Product, error)

func (*Service) GetByProviderID added in v0.8.19 

func (s *Service) GetByProviderID(ctx context.Context, id string) (Product, error)

func (*Service) GetFeatureByID 

func (s *Service) GetFeatureByID(ctx context.Context, id string) (Feature, error)

func (*Service) GetFeatureByProductID 

func (s *Service) GetFeatureByProductID(ctx context.Context, id string) ([]Feature, error)

func (*Service) GetPriceByID 

func (s *Service) GetPriceByID(ctx context.Context, id string) (Price, error)

func (*Service) GetPriceByProductID 

func (s *Service) GetPriceByProductID(ctx context.Context, id string) ([]Price, error)

func (*Service) List 

func (s *Service) List(ctx context.Context, flt Filter) ([]Product, error)

func (*Service) ListFeatures 

func (s *Service) ListFeatures(ctx context.Context, flt Filter) ([]Feature, error)

func (*Service) RemoveFeatureFromProduct added in v0.8.15 

func (s *Service) RemoveFeatureFromProduct(ctx context.Context, featureID, productID string) error

func (*Service) Update 

func (s *Service) Update(ctx context.Context, product Product) (Product, error)

Update updates a product, but it doesn't update all fields ideally we should keep it immutable and create a new product

func (*Service) UpdatePrice 

func (s *Service) UpdatePrice(ctx context.Context, price Price) (Price, error)

UpdatePrice updates a price, but it doesn't update all fields ideally we should keep it immutable and create a new price

func (*Service) UpsertFeature 

func (s *Service) UpsertFeature(ctx context.Context, feature Feature) (Feature, error)

type Tier 

type Tier struct {
	FlatAmount int64
	UpTo       int64
}

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