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payments.go
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payments.go
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// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package consoleapi
import (
"encoding/json"
"io/ioutil"
"net/http"
"time"
"github.com/gorilla/mux"
"github.com/spacemonkeygo/monkit/v3"
"github.com/zeebo/errs"
"go.uber.org/zap"
"storj.io/storj/satellite/console"
)
var (
// ErrPaymentsAPI - console payments api error type.
ErrPaymentsAPI = errs.Class("console payments api error")
mon = monkit.Package()
)
// Payments is an api controller that exposes all payment related functionality.
type Payments struct {
log *zap.Logger
service *console.Service
}
// NewPayments is a constructor for api payments controller.
func NewPayments(log *zap.Logger, service *console.Service) *Payments {
return &Payments{
log: log,
service: service,
}
}
// SetupAccount creates a payment account for the user.
func (p *Payments) SetupAccount(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
err = p.service.Payments().SetupAccount(ctx)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
}
// AccountBalance returns an integer amount in cents that represents the current balance of payment account.
func (p *Payments) AccountBalance(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Set("Content-Type", "application/json")
balance, err := p.service.Payments().AccountBalance(ctx)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
err = json.NewEncoder(w).Encode(&balance)
if err != nil {
p.log.Error("failed to write json balance response", zap.Error(ErrPaymentsAPI.Wrap(err)))
}
}
// ProjectsCharges returns how much money current user will be charged for each project which he owns.
func (p *Payments) ProjectsCharges(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Set("Content-Type", "application/json")
charges, err := p.service.Payments().ProjectsCharges(ctx)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
err = json.NewEncoder(w).Encode(charges)
if err != nil {
p.log.Error("failed to write json response", zap.Error(ErrPaymentsAPI.Wrap(err)))
}
}
// AddCreditCard is used to save new credit card and attach it to payment account.
func (p *Payments) AddCreditCard(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
bodyBytes, err := ioutil.ReadAll(r.Body)
if err != nil {
p.serveJSONError(w, http.StatusBadRequest, err)
return
}
token := string(bodyBytes)
err = p.service.Payments().AddCreditCard(ctx, token)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
}
// ListCreditCards returns a list of credit cards for a given payment account.
func (p *Payments) ListCreditCards(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Set("Content-Type", "application/json")
cards, err := p.service.Payments().ListCreditCards(ctx)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
err = json.NewEncoder(w).Encode(cards)
if err != nil {
p.log.Error("failed to write json list cards response", zap.Error(ErrPaymentsAPI.Wrap(err)))
}
}
// MakeCreditCardDefault makes a credit card default payment method.
func (p *Payments) MakeCreditCardDefault(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
cardID, err := ioutil.ReadAll(r.Body)
if err != nil {
p.serveJSONError(w, http.StatusBadRequest, err)
return
}
err = p.service.Payments().MakeCreditCardDefault(ctx, string(cardID))
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
}
// RemoveCreditCard is used to detach a credit card from payment account.
func (p *Payments) RemoveCreditCard(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
vars := mux.Vars(r)
cardID := vars["cardId"]
if cardID == "" {
p.serveJSONError(w, http.StatusBadRequest, err)
return
}
err = p.service.Payments().RemoveCreditCard(ctx, cardID)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
}
// BillingHistory returns a list of invoices, transactions and all others billing history items for payment account.
func (p *Payments) BillingHistory(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Set("Content-Type", "application/json")
billingHistory, err := p.service.Payments().BillingHistory(ctx)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
err = json.NewEncoder(w).Encode(billingHistory)
if err != nil {
p.log.Error("failed to write json billing history response", zap.Error(ErrPaymentsAPI.Wrap(err)))
}
}
// TokenDeposit creates new deposit transaction and info about address and amount of newly created tx.
func (p *Payments) TokenDeposit(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var err error
defer mon.Task()(&ctx)(&err)
w.Header().Set("Content-Type", "application/json")
var requestData struct {
Amount int64 `json:"amount"`
}
if err = json.NewDecoder(r.Body).Decode(&requestData); err != nil {
p.serveJSONError(w, http.StatusBadRequest, err)
}
if requestData.Amount < 0 {
p.serveJSONError(w, http.StatusBadRequest, errs.New("amount can not be negative"))
}
if requestData.Amount == 0 {
p.serveJSONError(w, http.StatusBadRequest, errs.New("amount should be greater than zero"))
}
tx, err := p.service.Payments().TokenDeposit(ctx, requestData.Amount)
if err != nil {
if console.ErrUnauthorized.Has(err) {
p.serveJSONError(w, http.StatusUnauthorized, err)
return
}
p.serveJSONError(w, http.StatusInternalServerError, err)
return
}
var responseData struct {
Address string `json:"address"`
Amount float64 `json:"amount"`
TokenAmount string `json:"tokenAmount"`
Rate string `json:"rate"`
Status string `json:"status"`
Link string `json:"link"`
ExpiresAt time.Time `json:"expires"`
}
responseData.Address = tx.Address
responseData.Amount = float64(requestData.Amount) / 100
responseData.TokenAmount = tx.Amount.String()
responseData.Rate = tx.Rate.Text('f', 8)
responseData.Status = tx.Status.String()
responseData.Link = tx.Link
responseData.ExpiresAt = tx.CreatedAt.Add(tx.Timeout)
err = json.NewEncoder(w).Encode(responseData)
if err != nil {
p.log.Error("failed to write json token deposit response", zap.Error(ErrPaymentsAPI.Wrap(err)))
}
}
// serveJSONError writes JSON error to response output stream.
func (p *Payments) serveJSONError(w http.ResponseWriter, status int, err error) {
w.WriteHeader(status)
var response struct {
Error string `json:"error"`
}
response.Error = err.Error()
err = json.NewEncoder(w).Encode(response)
if err != nil {
p.log.Error("failed to write json error response", zap.Error(ErrPaymentsAPI.Wrap(err)))
}
}