invoice.go

package stripe

import "encoding/json"

// InvoiceLineType is the list of allowed values for the invoice line's type.
// Allowed values are "invoiceitem", "subscription".
type InvoiceLineType string

// InvoiceBilling is the type of billing method for this invoice.
// Currently supported values are "send_invoice" and "charge_automatically".
type InvoiceBilling string

// InvoiceParams is the set of parameters that can be used when creating or updating an invoice.
// For more details see https://stripe.com/docs/api#create_invoice, https://stripe.com/docs/api#update_invoice.
type InvoiceParams struct {
	Params
	Customer             string
	Desc, Statement, Sub string
	Fee                  uint64
	Closed, Forgive      bool
	NoClosed             bool
	SubPlan              string
	SubNoProrate         bool
	SubProrationDate     int64
	SubQuantity          uint64
	SubTrialEnd          int64
	TaxPercent           float64
	TaxPercentZero       bool
	Billing              InvoiceBilling
	DueDate              int64
	DaysUntilDue         uint64
	Paid                 bool
}

// InvoiceListParams is the set of parameters that can be used when listing invoices.
// For more details see https://stripe.com/docs/api#list_customer_invoices.
type InvoiceListParams struct {
	ListParams
	Date     int64
	Customer string
	Sub      string
}

// InvoiceLineListParams is the set of parameters that can be used when listing invoice line items.
// For more details see https://stripe.com/docs/api#invoice_lines.
type InvoiceLineListParams struct {
	ListParams
	ID            string
	Customer, Sub string
}

// Invoice is the resource representing a Stripe invoice.
// For more details see https://stripe.com/docs/api#invoice_object.
type Invoice struct {
	ID            string            `json:"id"`
	Live          bool              `json:"livemode"`
	Amount        int64             `json:"amount_due"`
	Attempts      uint64            `json:"attempt_count"`
	Attempted     bool              `json:"attempted"`
	Closed        bool              `json:"closed"`
	Currency      Currency          `json:"currency"`
	Customer      *Customer         `json:"customer"`
	Date          int64             `json:"date"`
	Forgive       bool              `json:"forgiven"`
	Lines         *InvoiceLineList  `json:"lines"`
	Paid          bool              `json:"paid"`
	End           int64             `json:"period_end"`
	Start         int64             `json:"period_start"`
	StartBalance  int64             `json:"starting_balance"`
	Subtotal      int64             `json:"subtotal"`
	Total         int64             `json:"total"`
	Tax           int64             `json:"tax"`
	TaxPercent    float64           `json:"tax_percent"`
	Fee           uint64            `json:"application_fee"`
	Charge        *Charge           `json:"charge"`
	Desc          string            `json:"description"`
	Discount      *Discount         `json:"discount"`
	ReceiptNumber string            `json:"receipt_number"`
	EndBalance    int64             `json:"ending_balance"`
	NextAttempt   int64             `json:"next_payment_attempt"`
	Statement     string            `json:"statement_descriptor"`
	Sub           string            `json:"subscription"`
	Webhook       int64             `json:"webhooks_delivered_at"`
	Meta          map[string]string `json:"metadata"`
	Billing       InvoiceBilling    `json:"billing"`
	DueDate       int64             `json:"due_date"`
	Number        string            `json:"number"`
}

// InvoiceList is a list of invoices as retrieved from a list endpoint.
type InvoiceList struct {
	ListMeta
	Values []*Invoice `json:"data"`
}

// InvoiceLine is the resource representing a Stripe invoice line item.
// For more details see https://stripe.com/docs/api#invoice_line_item_object.
type InvoiceLine struct {
	ID           string            `json:"id"`
	Live         bool              `json:"live_mode"`
	Amount       int64             `json:"amount"`
	Currency     Currency          `json:"currency"`
	Period       *Period           `json:"period"`
	Proration    bool              `json:"proration"`
	Type         InvoiceLineType   `json:"type"`
	Desc         string            `json:"description"`
	Meta         map[string]string `json:"metadata"`
	Plan         *Plan             `json:"plan"`
	Quantity     int64             `json:"quantity"`
	Sub          string            `json:"subscription"`
	Discountable bool              `json:"discountable"`
}

// Period is a structure representing a start and end dates.
type Period struct {
	Start int64 `json:"start"`
	End   int64 `json:"end"`
}

// InvoiceLineList is a list object for invoice line items.
type InvoiceLineList struct {
	ListMeta
	Values []*InvoiceLine `json:"data"`
}

// UnmarshalJSON handles deserialization of an Invoice.
// This custom unmarshaling is needed because the resulting
// property may be an id or the full struct if it was expanded.
func (i *Invoice) UnmarshalJSON(data []byte) error {
	type invoice Invoice
	var ii invoice
	err := json.Unmarshal(data, &ii)
	if err == nil {
		*i = Invoice(ii)
	} else {
		// the id is surrounded by "\" characters, so strip them
		i.ID = string(data[1 : len(data)-1])
	}

	return nil
}