/
client.go
358 lines (302 loc) · 8.96 KB
/
client.go
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package reputation
import (
"context"
"errors"
"fmt"
"net/http"
"net/url"
"os"
"github.com/brave-intl/bat-go/libs/clients"
appctx "github.com/brave-intl/bat-go/libs/context"
"github.com/google/go-querystring/query"
uuid "github.com/satori/go.uuid"
"github.com/shopspring/decimal"
)
// Client abstracts over the underlying client
type Client interface {
IsWalletReputable(ctx context.Context, id uuid.UUID, platform string) (bool, error)
IsWalletAdsReputable(ctx context.Context, id uuid.UUID, platform string) (bool, error)
IsDrainReputable(ctx context.Context, id, promotionID uuid.UUID, withdrawAmount decimal.Decimal) (bool, []int, error)
IsLinkingReputable(ctx context.Context, id uuid.UUID, country string) (bool, []int, error)
IsWalletOnPlatform(ctx context.Context, id uuid.UUID, platform string) (bool, error)
UpsertReputationSummary(ctx context.Context, paymentID, geoCountry string) error
UpdateReputationSummary(ctx context.Context, paymentID string, verifiedWallet bool) error
}
// HTTPClient wraps http.Client for interacting with the reputation server
type HTTPClient struct {
client *clients.SimpleHTTPClient
}
// New returns a new HTTPClient, retrieving the base URL from the
// environment
func New() (Client, error) {
serverEnvKey := "REPUTATION_SERVER"
serverURL := os.Getenv(serverEnvKey)
if len(serverURL) == 0 {
if os.Getenv("ENV") != "local" {
return nil, errors.New("REPUTATION_SERVER is missing in production environment")
}
return nil, errors.New(serverEnvKey + " was empty")
}
client, err := clients.New(serverURL, os.Getenv("REPUTATION_TOKEN"))
if err != nil {
return nil, err
}
return NewClientWithPrometheus(&HTTPClient{client}, "reputation_client"), nil
}
// IsDrainReputableOpts - the query string options for the is reputable api call
type IsDrainReputableOpts struct {
WithdrawalAmount string `url:"withdrawal_amount"`
PromotionID string `url:"promotion_id"`
}
// GenerateQueryString - implement the QueryStringBody interface
func (iro *IsDrainReputableOpts) GenerateQueryString() (url.Values, error) {
return query.Values(iro)
}
// IsReputableResponse is what the reputation server
// will send back when we ask if a wallet is reputable
type IsReputableResponse struct {
Cohorts []int `json:"cohorts"`
}
var (
// CohortNil - bad cohort
CohortNil int
// CohortOK - ok cohort
CohortOK = 1
// CohortTooYoung - too young cohort
CohortTooYoung = 2
// CohortWithdrawalLimits - limited cohort
CohortWithdrawalLimits = 4
// CohortGeoResetDifferent - different geo than orig
CohortGeoResetDifferent = 7
)
// IsLinkingReputableRequestQSB - query string "body" for is linking reputable requests
type IsLinkingReputableRequestQSB struct {
Country string `url:"country,omitempty"`
}
// GenerateQueryString - implement the QueryStringBody interface
func (ilrrqsb *IsLinkingReputableRequestQSB) GenerateQueryString() (url.Values, error) {
return query.Values(ilrrqsb)
}
// IsLinkingReputable makes the request to the reputation server
// and returns whether a paymentId has enough reputation
// to claim a grant
func (c *HTTPClient) IsLinkingReputable(
ctx context.Context,
paymentID uuid.UUID,
country string,
) (bool, []int, error) {
req, err := c.client.NewRequest(
ctx,
"GET",
"v2/reputation/"+paymentID.String()+"/grants",
nil,
&IsLinkingReputableRequestQSB{Country: country},
)
if err != nil {
return false, []int{CohortNil}, err
}
var resp IsReputableResponse
_, err = c.client.Do(ctx, req, &resp)
if err != nil {
return false, []int{CohortNil}, err
}
// okay to be too young for drain reputable
// must also be ok
for _, v := range resp.Cohorts {
if v == CohortOK {
return true, resp.Cohorts, nil
}
}
return false, resp.Cohorts, nil
}
// IsDrainReputable makes the request to the reputation server
// and returns whether a paymentId has enough reputation
// to claim a grant
func (c *HTTPClient) IsDrainReputable(
ctx context.Context,
paymentID, promotionID uuid.UUID,
withdrawalAmount decimal.Decimal,
) (bool, []int, error) {
var body = IsDrainReputableOpts{
WithdrawalAmount: withdrawalAmount.String(),
PromotionID: promotionID.String(),
}
req, err := c.client.NewRequest(
ctx,
"GET",
"v2/reputation/"+paymentID.String()+"/grants",
nil,
&body,
)
if err != nil {
return false, []int{CohortNil}, err
}
var resp IsReputableResponse
_, err = c.client.Do(ctx, req, &resp)
if err != nil {
return false, []int{CohortNil}, err
}
// okay to be too young for drain reputable
// must also be ok
for _, v := range resp.Cohorts {
if v == CohortOK {
return true, resp.Cohorts, nil
}
}
return false, resp.Cohorts, nil
}
// IsWalletReputableResponse is what the reputation server
// will send back when we ask if a wallet is reputable
type IsWalletReputableResponse struct {
IsReputable bool `json:"isReputable"`
}
// IsReputableOpts - the query string options for the is reputable api call
type IsReputableOpts struct {
Platform string `url:"platform"`
}
// GenerateQueryString - implement the QueryStringBody interface
func (iro *IsReputableOpts) GenerateQueryString() (url.Values, error) {
return query.Values(iro)
}
// IsWalletAdsReputable makes the request to the reputation server
// and returns whether a paymentId has enough reputation
// to claim a grant
func (c *HTTPClient) IsWalletAdsReputable(
ctx context.Context,
paymentID uuid.UUID,
platform string,
) (bool, error) {
var body IsReputableOpts
if platform != "" {
// pass in query string "platform" into our request
body = IsReputableOpts{
Platform: platform,
}
}
req, err := c.client.NewRequest(
ctx,
"GET",
"v1/reputation/"+paymentID.String()+"/ads",
nil,
&body,
)
if err != nil {
return false, err
}
var resp IsWalletReputableResponse
_, err = c.client.Do(ctx, req, &resp)
if err != nil {
return false, err
}
return resp.IsReputable, nil
}
// IsWalletReputable makes the request to the reputation server
// and returns whether a paymentId has enough reputation
// to claim a grant
func (c *HTTPClient) IsWalletReputable(
ctx context.Context,
paymentID uuid.UUID,
platform string,
) (bool, error) {
var body IsReputableOpts
if platform != "" {
// pass in query string "platform" into our request
body = IsReputableOpts{
Platform: platform,
}
}
req, err := c.client.NewRequest(
ctx,
"GET",
"v1/reputation/"+paymentID.String(),
nil,
&body,
)
if err != nil {
return false, err
}
var resp IsWalletReputableResponse
_, err = c.client.Do(ctx, req, &resp)
if err != nil {
return false, err
}
return resp.IsReputable, nil
}
// IsWalletOnPlatformResponse - will send back indication if wallet is on said platform
type IsWalletOnPlatformResponse struct {
IsOnPlatform bool `json:"isOnPlatform"`
}
// IsWalletOnPlatformOpts - the query string options for the is reputable api call
type IsWalletOnPlatformOpts struct {
PriorTo string `url:"priorTo"`
}
// GenerateQueryString - implement the QueryStringBody interface
func (iwopo *IsWalletOnPlatformOpts) GenerateQueryString() (url.Values, error) {
return query.Values(iwopo)
}
// IsWalletOnPlatform makes the request to the reputation server
// and returns whether a paymentId is on a given platform
func (c *HTTPClient) IsWalletOnPlatform(
ctx context.Context,
paymentID uuid.UUID,
platform string,
) (bool, error) {
if platform == "" {
return false, errors.New("need to specify the platform")
}
req, err := c.client.NewRequest(
ctx,
"GET",
fmt.Sprintf("v1/on-platform/%s/%s", platform, paymentID.String()),
nil,
&IsWalletOnPlatformOpts{
PriorTo: ctx.Value(appctx.WalletOnPlatformPriorToCTXKey).(string),
},
)
if err != nil {
return false, err
}
var resp IsWalletOnPlatformResponse
_, err = c.client.Do(ctx, req, &resp)
if err != nil {
return false, err
}
return resp.IsOnPlatform, nil
}
type reputationSummaryRequest struct {
GeoCountry string `json:"geoCountry"`
}
// UpsertReputationSummary calls the reputation summary upsert endpoint and creates or updates the reputation
// summary identified by the paymentID with the given geo country.
func (c *HTTPClient) UpsertReputationSummary(ctx context.Context, paymentID, geoCountry string) error {
b := reputationSummaryRequest{
GeoCountry: geoCountry,
}
req, err := c.client.NewRequest(ctx, http.MethodPut, fmt.Sprintf("v1/reputation-summary/%s", paymentID), b, nil)
if err != nil {
return err
}
_, err = c.client.Do(ctx, req, nil)
if err != nil {
return err
}
return nil
}
type reputationSummaryPatchRequest struct {
VerifiedWallet bool `json:"verifiedWallet"`
}
// UpdateReputationSummary calls the reputation summary update endpoint with the values.
func (c *HTTPClient) UpdateReputationSummary(ctx context.Context, paymentID string, verifiedWallet bool) error {
r := reputationSummaryPatchRequest{
VerifiedWallet: verifiedWallet,
}
req, err := c.client.NewRequest(ctx, http.MethodPatch, fmt.Sprintf("v1/reputation-summary/%s", paymentID), r, nil)
if err != nil {
return err
}
_, err = c.client.Do(ctx, req, nil)
if err != nil {
return err
}
return nil
}