service

package
v1.0.0 Latest Latest
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 Go to latest Published: Apr 4, 2025 License: Apache-2.0 Imports: 52 Imported by: 0

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Index

Constants

View Source 
const (
	OnboardingEventsTopic = "onboarding_events"
)

Variables

This section is empty.

Functions

This section is empty.

Types

type AuthService 

type AuthService interface {
	SignUp(ctx context.Context, req *dto.SignUpRequest) (*dto.AuthResponse, error)
	Login(ctx context.Context, req *dto.LoginRequest) (*dto.AuthResponse, error)
}

func NewAuthService 

func NewAuthService(
	params ServiceParams,
	pubSub pubsub.PubSub,
) AuthService

type BillingCalculationResult 

type BillingCalculationResult struct {
	FixedCharges []dto.CreateInvoiceLineItemRequest
	UsageCharges []dto.CreateInvoiceLineItemRequest
	TotalAmount  decimal.Decimal
	Currency     string
}

BillingCalculationResult holds all calculated charges for a billing period

type BillingService 

type BillingService interface {
	// CalculateFixedCharges calculates all fixed charges for a subscription
	CalculateFixedCharges(ctx context.Context, sub *subscription.Subscription, periodStart, periodEnd time.Time) ([]dto.CreateInvoiceLineItemRequest, decimal.Decimal, error)

	// CalculateUsageCharges calculates all usage-based charges
	CalculateUsageCharges(ctx context.Context, sub *subscription.Subscription, usage *dto.GetUsageBySubscriptionResponse, periodStart, periodEnd time.Time) ([]dto.CreateInvoiceLineItemRequest, decimal.Decimal, error)

	// CalculateAllCharges calculates both fixed and usage charges
	CalculateAllCharges(ctx context.Context, sub *subscription.Subscription, usage *dto.GetUsageBySubscriptionResponse, periodStart, periodEnd time.Time) (*BillingCalculationResult, error)

	// PrepareSubscriptionInvoiceRequest prepares a complete invoice request for a subscription period
	// using the reference point to determine which charges to include
	PrepareSubscriptionInvoiceRequest(ctx context.Context, sub *subscription.Subscription, periodStart, periodEnd time.Time, referencePoint types.InvoiceReferencePoint) (*dto.CreateInvoiceRequest, error)

	// ClassifyLineItems classifies line items based on cadence and type
	ClassifyLineItems(sub *subscription.Subscription, currentPeriodStart, currentPeriodEnd time.Time, nextPeriodStart, nextPeriodEnd time.Time) *LineItemClassification

	// FilterLineItemsToBeInvoiced filters the line items to be invoiced for the given period
	FilterLineItemsToBeInvoiced(ctx context.Context, sub *subscription.Subscription, periodStart, periodEnd time.Time, lineItems []*subscription.SubscriptionLineItem) ([]*subscription.SubscriptionLineItem, error)

	// CalculateCharges calculates charges for the given line items and period
	CalculateCharges(ctx context.Context, sub *subscription.Subscription, lineItems []*subscription.SubscriptionLineItem, periodStart, periodEnd time.Time, includeUsage bool) (*BillingCalculationResult, error)

	// CreateInvoiceRequestForCharges creates an invoice creation request for the given charges
	CreateInvoiceRequestForCharges(ctx context.Context, sub *subscription.Subscription, result *BillingCalculationResult, periodStart, periodEnd time.Time, description string, metadata types.Metadata) (*dto.CreateInvoiceRequest, error)

	// GetCustomerEntitlements returns aggregated entitlements for a customer across all subscriptions
	GetCustomerEntitlements(ctx context.Context, customerID string, req *dto.GetCustomerEntitlementsRequest) (*dto.CustomerEntitlementsResponse, error)

	// GetCustomerUsageSummary returns usage summaries for a customer's features
	GetCustomerUsageSummary(ctx context.Context, customerID string, req *dto.GetCustomerUsageSummaryRequest) (*dto.CustomerUsageSummaryResponse, error)
}

BillingService handles all billing calculations

func NewBillingService 

func NewBillingService(params ServiceParams) BillingService

type CustomerService 

type CustomerService interface {
	CreateCustomer(ctx context.Context, req dto.CreateCustomerRequest) (*dto.CustomerResponse, error)
	GetCustomer(ctx context.Context, id string) (*dto.CustomerResponse, error)
	GetCustomers(ctx context.Context, filter *types.CustomerFilter) (*dto.ListCustomersResponse, error)
	UpdateCustomer(ctx context.Context, id string, req dto.UpdateCustomerRequest) (*dto.CustomerResponse, error)
	DeleteCustomer(ctx context.Context, id string) error
	GetCustomerByLookupKey(ctx context.Context, lookupKey string) (*dto.CustomerResponse, error)
}

func NewCustomerService 

func NewCustomerService(repo customer.Repository) CustomerService

type EntitlementService 

type EntitlementService interface {
	CreateEntitlement(ctx context.Context, req dto.CreateEntitlementRequest) (*dto.EntitlementResponse, error)
	GetEntitlement(ctx context.Context, id string) (*dto.EntitlementResponse, error)
	ListEntitlements(ctx context.Context, filter *types.EntitlementFilter) (*dto.ListEntitlementsResponse, error)
	UpdateEntitlement(ctx context.Context, id string, req dto.UpdateEntitlementRequest) (*dto.EntitlementResponse, error)
	DeleteEntitlement(ctx context.Context, id string) error
	GetPlanEntitlements(ctx context.Context, planID string) (*dto.ListEntitlementsResponse, error)
	GetPlanFeatureEntitlements(ctx context.Context, planID, featureID string) (*dto.ListEntitlementsResponse, error)
}

EntitlementService defines the interface for entitlement operations

func NewEntitlementService 

func NewEntitlementService(
	repo entitlement.Repository,
	planRepo plan.Repository,
	featureRepo feature.Repository,
	meterRepo meter.Repository,
	log *logger.Logger,
) EntitlementService

type EnvironmentService 

type EnvironmentService interface {
	CreateEnvironment(ctx context.Context, req dto.CreateEnvironmentRequest) (*dto.EnvironmentResponse, error)
	GetEnvironment(ctx context.Context, id string) (*dto.EnvironmentResponse, error)
	GetEnvironments(ctx context.Context, filter types.Filter) (*dto.ListEnvironmentsResponse, error)
	UpdateEnvironment(ctx context.Context, id string, req dto.UpdateEnvironmentRequest) (*dto.EnvironmentResponse, error)
}

func NewEnvironmentService 

func NewEnvironmentService(repo environment.Repository) EnvironmentService

type EventService 

type EventService interface {
	CreateEvent(ctx context.Context, createEventRequest *dto.IngestEventRequest) error
	BulkCreateEvents(ctx context.Context, createEventRequest *dto.BulkIngestEventRequest) error
	GetUsage(ctx context.Context, getUsageRequest *dto.GetUsageRequest) (*events.AggregationResult, error)
	GetUsageByMeter(ctx context.Context, getUsageByMeterRequest *dto.GetUsageByMeterRequest) (*events.AggregationResult, error)
	GetUsageByMeterWithFilters(ctx context.Context, req *dto.GetUsageByMeterRequest, filterGroups map[string]map[string][]string) ([]*events.AggregationResult, error)
	GetEvents(ctx context.Context, req *dto.GetEventsRequest) (*dto.GetEventsResponse, error)
}

func NewEventService 

func NewEventService(
	eventRepo events.Repository,
	meterRepo meter.Repository,
	publisher publisher.EventPublisher,
	logger *logger.Logger,
) EventService

type FeatureService 

type FeatureService interface {
	CreateFeature(ctx context.Context, req dto.CreateFeatureRequest) (*dto.FeatureResponse, error)
	GetFeature(ctx context.Context, id string) (*dto.FeatureResponse, error)
	GetFeatures(ctx context.Context, filter *types.FeatureFilter) (*dto.ListFeaturesResponse, error)
	UpdateFeature(ctx context.Context, id string, req dto.UpdateFeatureRequest) (*dto.FeatureResponse, error)
	DeleteFeature(ctx context.Context, id string) error
}

func NewFeatureService 

func NewFeatureService(repo feature.Repository, meterRepo meter.Repository, logger *logger.Logger) FeatureService

type InvoiceService 

type InvoiceService interface {
	CreateInvoice(ctx context.Context, req dto.CreateInvoiceRequest) (*dto.InvoiceResponse, error)
	GetInvoice(ctx context.Context, id string) (*dto.InvoiceResponse, error)
	ListInvoices(ctx context.Context, filter *types.InvoiceFilter) (*dto.ListInvoicesResponse, error)
	FinalizeInvoice(ctx context.Context, id string) error
	VoidInvoice(ctx context.Context, id string) error
	ProcessDraftInvoice(ctx context.Context, id string) error
	UpdatePaymentStatus(ctx context.Context, id string, status types.PaymentStatus, amount *decimal.Decimal) error
	CreateSubscriptionInvoice(ctx context.Context, req *dto.CreateSubscriptionInvoiceRequest) (*dto.InvoiceResponse, error)
	GetPreviewInvoice(ctx context.Context, req dto.GetPreviewInvoiceRequest) (*dto.InvoiceResponse, error)
	GetCustomerInvoiceSummary(ctx context.Context, customerID string, currency string) (*dto.CustomerInvoiceSummary, error)
	GetCustomerMultiCurrencyInvoiceSummary(ctx context.Context, customerID string) (*dto.CustomerMultiCurrencyInvoiceSummary, error)
	AttemptPayment(ctx context.Context, id string) error
	GetInvoicePDF(ctx context.Context, id string) ([]byte, error)
}

func NewInvoiceService 

func NewInvoiceService(params ServiceParams) InvoiceService

type LineItemClassification added in v1.0.0 

type LineItemClassification struct {
	CurrentPeriodAdvance []*subscription.SubscriptionLineItem
	CurrentPeriodArrear  []*subscription.SubscriptionLineItem
	NextPeriodAdvance    []*subscription.SubscriptionLineItem
	HasUsageCharges      bool
}

LineItemClassification represents the classification of line items based on cadence and type

type MeterService 

type MeterService interface {
	CreateMeter(ctx context.Context, req *dto.CreateMeterRequest) (*meter.Meter, error)
	GetMeter(ctx context.Context, id string) (*meter.Meter, error)
	GetMeters(ctx context.Context, filter *types.MeterFilter) (*dto.ListMetersResponse, error)
	GetAllMeters(ctx context.Context) (*dto.ListMetersResponse, error)
	DisableMeter(ctx context.Context, id string) error
	UpdateMeter(ctx context.Context, id string, filters []meter.Filter) (*meter.Meter, error)
}

func NewMeterService 

func NewMeterService(meterRepo meter.Repository) MeterService

type OnboardingService added in v1.0.0 

type OnboardingService interface {
	GenerateEvents(ctx context.Context, req *dto.OnboardingEventsRequest) (*dto.OnboardingEventsResponse, error)
	RegisterHandler(router *pubsubRouter.Router)
	OnboardNewUserWithTenant(ctx context.Context, userID, email, tenantName, tenantID string) error
	SetupSandboxEnvironment(ctx context.Context, tenantID, userID, envID string) error
}

OnboardingService handles onboarding-related operations

func NewOnboardingService added in v1.0.0 

func NewOnboardingService(
	params ServiceParams,
	pubSub pubsub.PubSub,
) OnboardingService

NewOnboardingService creates a new onboarding service

type PaymentProcessorService 

type PaymentProcessorService interface {
	ProcessPayment(ctx context.Context, id string) (*payment.Payment, error)
}

func NewPaymentProcessorService 

func NewPaymentProcessorService(params ServiceParams) PaymentProcessorService

type PaymentService 

type PaymentService interface {
	// Core payment operations
	CreatePayment(ctx context.Context, req *dto.CreatePaymentRequest) (*dto.PaymentResponse, error)
	GetPayment(ctx context.Context, id string) (*dto.PaymentResponse, error)
	UpdatePayment(ctx context.Context, id string, req dto.UpdatePaymentRequest) (*dto.PaymentResponse, error)
	ListPayments(ctx context.Context, filter *types.PaymentFilter) (*dto.ListPaymentsResponse, error)
	DeletePayment(ctx context.Context, id string) error
}

PaymentService defines the interface for payment operations

func NewPaymentService 

func NewPaymentService(params ServiceParams) PaymentService

NewPaymentService creates a new payment service

type PlanService 

type PlanService interface {
	CreatePlan(ctx context.Context, req dto.CreatePlanRequest) (*dto.CreatePlanResponse, error)
	GetPlan(ctx context.Context, id string) (*dto.PlanResponse, error)
	GetPlans(ctx context.Context, filter *types.PlanFilter) (*dto.ListPlansResponse, error)
	UpdatePlan(ctx context.Context, id string, req dto.UpdatePlanRequest) (*dto.PlanResponse, error)
	DeletePlan(ctx context.Context, id string) error
}

func NewPlanService 

func NewPlanService(
	client postgres.IClient,
	planRepo plan.Repository,
	priceRepo price.Repository,
	meterRepo meter.Repository,
	entitlementRepo entitlement.Repository,
	featureRepo feature.Repository,
	logger *logger.Logger,
) PlanService

type PriceService 

type PriceService interface {
	CreatePrice(ctx context.Context, req dto.CreatePriceRequest) (*dto.PriceResponse, error)
	GetPrice(ctx context.Context, id string) (*dto.PriceResponse, error)
	GetPricesByPlanID(ctx context.Context, planID string) (*dto.ListPricesResponse, error)
	GetPrices(ctx context.Context, filter *types.PriceFilter) (*dto.ListPricesResponse, error)
	UpdatePrice(ctx context.Context, id string, req dto.UpdatePriceRequest) (*dto.PriceResponse, error)
	DeletePrice(ctx context.Context, id string) error
	CalculateCost(ctx context.Context, price *price.Price, quantity decimal.Decimal) decimal.Decimal
}

func NewPriceService 

func NewPriceService(repo price.Repository, meterRepo meter.Repository, logger *logger.Logger) PriceService

type SecretService 

type SecretService interface {
	// API Key operations
	CreateAPIKey(ctx context.Context, req *dto.CreateAPIKeyRequest) (*secret.Secret, string, error)
	ListAPIKeys(ctx context.Context, filter *types.SecretFilter) (*dto.ListSecretsResponse, error)
	Delete(ctx context.Context, id string) error

	// Integration operations
	CreateIntegration(ctx context.Context, req *dto.CreateIntegrationRequest) (*secret.Secret, error)
	ListIntegrations(ctx context.Context, filter *types.SecretFilter) (*dto.ListSecretsResponse, error)

	// Verification operations
	VerifyAPIKey(ctx context.Context, apiKey string) (*secret.Secret, error)

	ListLinkedIntegrations(ctx context.Context) ([]string, error)
	// contains filtered or unexported methods
}

SecretService defines the interface for secret business logic

func NewSecretService 

func NewSecretService(
	repo secret.Repository,
	config *config.Configuration,
	logger *logger.Logger,
) SecretService

NewSecretService creates a new secret service

type ServiceParams 

type ServiceParams struct {
	Logger       *logger.Logger
	Config       *config.Configuration
	DB           postgres.IClient
	PDFGenerator pdf.Generator

	// Repositories
	AuthRepo        auth.Repository
	UserRepo        user.Repository
	EventRepo       events.Repository
	MeterRepo       meter.Repository
	PriceRepo       price.Repository
	CustomerRepo    customer.Repository
	PlanRepo        plan.Repository
	SubRepo         subscription.Repository
	WalletRepo      wallet.Repository
	TenantRepo      tenant.Repository
	InvoiceRepo     invoice.Repository
	FeatureRepo     feature.Repository
	EntitlementRepo entitlement.Repository
	PaymentRepo     payment.Repository
	SecretRepo      secret.Repository
	EnvironmentRepo environment.Repository

	// Publishers
	EventPublisher   publisher.EventPublisher
	WebhookPublisher webhookPublisher.WebhookPublisher
}

ServiceParams holds common dependencies for services TODO: start using this for all services init

func NewServiceParams 

func NewServiceParams(
	logger *logger.Logger,
	config *config.Configuration,
	db postgres.IClient,
	pdfGenerator pdf.Generator,
	authRepo auth.Repository,
	userRepo user.Repository,
	eventRepo events.Repository,
	meterRepo meter.Repository,
	priceRepo price.Repository,
	customerRepo customer.Repository,
	planRepo plan.Repository,
	subRepo subscription.Repository,
	walletRepo wallet.Repository,
	tenantRepo tenant.Repository,
	invoiceRepo invoice.Repository,
	featureRepo feature.Repository,
	entitlementRepo entitlement.Repository,
	paymentRepo payment.Repository,
	secretRepo secret.Repository,
	environmentRepo environment.Repository,
	eventPublisher publisher.EventPublisher,
	webhookPublisher webhookPublisher.WebhookPublisher,
) ServiceParams

Common service params

type SubscriptionService 

type SubscriptionService interface {
	CreateSubscription(ctx context.Context, req dto.CreateSubscriptionRequest) (*dto.SubscriptionResponse, error)
	GetSubscription(ctx context.Context, id string) (*dto.SubscriptionResponse, error)
	CancelSubscription(ctx context.Context, id string, cancelAtPeriodEnd bool) error
	ListSubscriptions(ctx context.Context, filter *types.SubscriptionFilter) (*dto.ListSubscriptionsResponse, error)
	GetUsageBySubscription(ctx context.Context, req *dto.GetUsageBySubscriptionRequest) (*dto.GetUsageBySubscriptionResponse, error)
	UpdateBillingPeriods(ctx context.Context) (*dto.SubscriptionUpdatePeriodResponse, error)

	// Pause-related methods
	PauseSubscription(ctx context.Context, subscriptionID string, req *dto.PauseSubscriptionRequest) (*dto.PauseSubscriptionResponse, error)
	ResumeSubscription(ctx context.Context, subscriptionID string, req *dto.ResumeSubscriptionRequest) (*dto.ResumeSubscriptionResponse, error)
	GetPause(ctx context.Context, pauseID string) (*subscription.SubscriptionPause, error)
	ListPauses(ctx context.Context, subscriptionID string) (*dto.ListSubscriptionPausesResponse, error)
	CalculatePauseImpact(ctx context.Context, subscriptionID string, req *dto.PauseSubscriptionRequest) (*types.BillingImpactDetails, error)
	CalculateResumeImpact(ctx context.Context, subscriptionID string, req *dto.ResumeSubscriptionRequest) (*types.BillingImpactDetails, error)
}

func NewSubscriptionService 

func NewSubscriptionService(params ServiceParams) SubscriptionService

type TaskService 

type TaskService interface {
	CreateTask(ctx context.Context, req dto.CreateTaskRequest) (*dto.TaskResponse, error)
	GetTask(ctx context.Context, id string) (*dto.TaskResponse, error)
	ListTasks(ctx context.Context, filter *types.TaskFilter) (*dto.ListTasksResponse, error)
	UpdateTaskStatus(ctx context.Context, id string, status types.TaskStatus) error
	ProcessTask(ctx context.Context, id string) error
}

func NewTaskService 

func NewTaskService(
	taskRepo task.Repository,
	eventRepo events.Repository,
	meterRepo meter.Repository,
	customerRepo customer.Repository,
	publisher publisher.EventPublisher,
	db postgres.IClient,
	logger *logger.Logger,
	client httpclient.Client,
) TaskService

type TenantService 

type TenantService interface {
	CreateTenant(ctx context.Context, req dto.CreateTenantRequest) (*dto.TenantResponse, error)
	GetTenantByID(ctx context.Context, id string) (*dto.TenantResponse, error)
	AssignTenantToUser(ctx context.Context, req dto.AssignTenantRequest) error
	GetAllTenants(ctx context.Context) ([]*dto.TenantResponse, error)
	UpdateTenant(ctx context.Context, id string, req dto.UpdateTenantRequest) (*dto.TenantResponse, error)
	GetBillingUsage(ctx context.Context) (*dto.TenantBillingUsage, error)
}

func NewTenantService 

func NewTenantService(
	params ServiceParams,
) TenantService

type UserService 

type UserService interface {
	GetUserInfo(ctx context.Context) (*dto.UserResponse, error)
}

func NewUserService 

func NewUserService(userRepo user.Repository, tenantRepo tenant.Repository) UserService

type WalletPaymentOptions added in v1.0.0 

type WalletPaymentOptions struct {
	// Strategy determines the order in which wallets are selected
	Strategy WalletPaymentStrategy
	// MaxWalletsToUse limits the number of wallets to use (0 means no limit)
	MaxWalletsToUse int
	// AdditionalMetadata to include in payment requests
	AdditionalMetadata types.Metadata
}

WalletPaymentOptions defines options for wallet payment processing

func DefaultWalletPaymentOptions added in v1.0.0 

func DefaultWalletPaymentOptions() WalletPaymentOptions

DefaultWalletPaymentOptions returns the default options for wallet payments

type WalletPaymentService added in v1.0.0 

type WalletPaymentService interface {
	// ProcessInvoicePaymentWithWallets attempts to pay an invoice using available wallets
	ProcessInvoicePaymentWithWallets(ctx context.Context, inv *invoice.Invoice, options WalletPaymentOptions) (decimal.Decimal, error)

	// GetWalletsForPayment retrieves and filters wallets suitable for payment
	GetWalletsForPayment(ctx context.Context, customerID string, currency string, options WalletPaymentOptions) ([]*wallet.Wallet, error)
}

WalletPaymentService defines the interface for wallet payment operations

func NewWalletPaymentService added in v1.0.0 

func NewWalletPaymentService(params ServiceParams) WalletPaymentService

NewWalletPaymentService creates a new wallet payment service

type WalletPaymentStrategy added in v1.0.0 

type WalletPaymentStrategy string

WalletPaymentStrategy defines the strategy for selecting wallets for payment 

const (
	// PromotionalFirstStrategy prioritizes promotional wallets before prepaid wallets
	PromotionalFirstStrategy WalletPaymentStrategy = "promotional_first"
	// PrepaidFirstStrategy prioritizes prepaid wallets before promotional wallets
	PrepaidFirstStrategy WalletPaymentStrategy = "prepaid_first"
	// BalanceOptimizedStrategy selects wallets to minimize leftover balances
	BalanceOptimizedStrategy WalletPaymentStrategy = "balance_optimized"
)

type WalletService 

type WalletService interface {
	// CreateWallet creates a new wallet for a customer
	CreateWallet(ctx context.Context, req *dto.CreateWalletRequest) (*dto.WalletResponse, error)

	// GetWalletsByCustomerID retrieves all wallets for a customer
	GetWalletsByCustomerID(ctx context.Context, customerID string) ([]*dto.WalletResponse, error)

	// GetWalletByID retrieves a wallet by its ID and calculates real-time balance
	GetWalletByID(ctx context.Context, id string) (*dto.WalletResponse, error)

	// GetWalletTransactions retrieves transactions for a wallet with pagination
	GetWalletTransactions(ctx context.Context, walletID string, filter *types.WalletTransactionFilter) (*dto.ListWalletTransactionsResponse, error)

	// TopUpWallet adds credits to a wallet
	TopUpWallet(ctx context.Context, walletID string, req *dto.TopUpWalletRequest) (*dto.WalletResponse, error)

	// GetWalletBalance retrieves the real-time balance of a wallet
	GetWalletBalance(ctx context.Context, walletID string) (*dto.WalletBalanceResponse, error)

	// TerminateWallet terminates a wallet by closing it and debiting remaining balance
	TerminateWallet(ctx context.Context, walletID string) error

	// UpdateWallet updates a wallet
	UpdateWallet(ctx context.Context, id string, req *dto.UpdateWalletRequest) (*wallet.Wallet, error)

	// DebitWallet processes a debit operation on a wallet
	DebitWallet(ctx context.Context, req *wallet.WalletOperation) error

	// CreditWallet processes a credit operation on a wallet
	CreditWallet(ctx context.Context, req *wallet.WalletOperation) error

	// ExpireCredits expires credits for a given transaction
	ExpireCredits(ctx context.Context, transactionID string) error
}

WalletService defines the interface for wallet operations

func NewWalletService 

func NewWalletService(params ServiceParams) WalletService

NewWalletService creates a new instance of WalletService

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