Update dependencies/vendor (#1659)

1 files changed, 22 insertions, 0 deletions

diff --git a/vendor/github.com/slack-go/slack/oauth.go b/vendor/github.com/slack-go/slack/oauth.go
index 707ccc6b..d9aca5f3 100644
--- a/vendor/github.com/slack-go/slack/oauth.go
+++ b/vendor/github.com/slack-go/slack/oauth.go
@@ -42,6 +42,8 @@ type OAuthV2Response struct {
 	IncomingWebhook OAuthResponseIncomingWebhook `json:"incoming_webhook"`
 	Enterprise      OAuthV2ResponseEnterprise    `json:"enterprise"`
 	AuthedUser      OAuthV2ResponseAuthedUser    `json:"authed_user"`
+	RefreshToken    string                       `json:"refresh_token"`
+	ExpiresIn       int                          `json:"expires_in"`
 	SlackResponse
 }
 
@@ -132,3 +134,23 @@ func GetOAuthV2ResponseContext(ctx context.Context, client httpClient, clientID,
 	}
 	return response, response.Err()
 }
+
+// RefreshOAuthV2AccessContext with a context, gets a V2 OAuth access token response
+func RefreshOAuthV2Token(client httpClient, clientID, clientSecret, refreshToken string) (resp *OAuthV2Response, err error) {
+	return RefreshOAuthV2TokenContext(context.Background(), client, clientID, clientSecret, refreshToken)
+}
+
+// RefreshOAuthV2AccessContext with a context, gets a V2 OAuth access token response
+func RefreshOAuthV2TokenContext(ctx context.Context, client httpClient, clientID, clientSecret, refreshToken string) (resp *OAuthV2Response, err error) {
+	values := url.Values{
+		"client_id":     {clientID},
+		"client_secret": {clientSecret},
+		"refresh_token": {refreshToken},
+		"grant_type":    {"refresh_token"},
+	}
+	response := &OAuthV2Response{}
+	if err = postForm(ctx, client, APIURL+"oauth.v2.access", values, response, discard{}); err != nil {
+		return nil, err
+	}
+	return response, response.Err()
+}