feat(login): use account chosen on the device-approval page; stdin picker becomes fallback

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

cmd/ninja/cmd/login.go

@@ -57,10 +57,14 @@ func newLoginCmd() *cobra.Command {
 						cr.Hosts = map[string]creds.HostCreds{}
 					}
 					hc := creds.HostCreds{Token: poll.Msg.AccessToken}
+					if applyPolledAccount(&hc, poll.Msg.AccountId, poll.Msg.AccountSlug) {
+						fmt.Printf("Active account: %s\n", hc.ActiveAccountSlug)
+					} else {
 						authed := orchclient.New(host, hc.Token)
 						if err := selectActiveAccount(ctx, authed, &hc); err != nil {
 							return err
 						}
+					}
 					cr.Hosts[host] = hc
 					if err := cr.Save(); err != nil {
 						return err
@@ -103,6 +107,18 @@ func newWhoamiCmd() *cobra.Command {
 	}
 }
 
+// applyPolledAccount copies the account chosen on the device-approval page
+// into hc. Returns false when the server sent no account (older orchestrator,
+// or an approval without a selection) — the stdin picker should run instead.
+func applyPolledAccount(hc *creds.HostCreds, accountID, accountSlug string) bool {
+	if accountID == "" {
+		return false
+	}
+	hc.ActiveAccountID = accountID
+	hc.ActiveAccountSlug = accountSlug
+	return true
+}
+
 // selectActiveAccount fetches the user's accounts and writes the active one
 // into hc. With 0 accounts it errors (the server contract guarantees every
 // user has at least one). With 1 it auto-selects silently. With ≥2 it

cmd/ninja/cmd/login_test.go

@@ -0,0 +1,27 @@
+package cmd
+
+import (
+	"testing"
+
+	"git.dev.alexdunmow.com/block/cli/internal/creds"
+)
+
+func TestApplyPolledAccount_Set(t *testing.T) {
+	hc := creds.HostCreds{Token: "tok"}
+	if !applyPolledAccount(&hc, "acct-id-1", "blockninja") {
+		t.Fatal("want true when server supplies an account")
+	}
+	if hc.ActiveAccountID != "acct-id-1" || hc.ActiveAccountSlug != "blockninja" {
+		t.Fatalf("hc = %+v, want active account set", hc)
+	}
+}
+
+func TestApplyPolledAccount_EmptyFallsThrough(t *testing.T) {
+	hc := creds.HostCreds{Token: "tok"}
+	if applyPolledAccount(&hc, "", "") {
+		t.Fatal("want false when server sent no account (older orchestrator)")
+	}
+	if hc.ActiveAccountID != "" || hc.ActiveAccountSlug != "" {
+		t.Fatalf("hc = %+v, want untouched", hc)
+	}
+}

internal/api/orchestrator/v1/plugin_registry.pb.go

@@ -5326,6 +5326,8 @@ type PollDeviceResponse struct {
 	state         protoimpl.MessageState `protogen:"open.v1"`
 	AccessToken   string                 `protobuf:"bytes,1,opt,name=access_token,json=accessToken,proto3" json:"access_token,omitempty"`
 	Status        string                 `protobuf:"bytes,2,opt,name=status,proto3" json:"status,omitempty"`
+	AccountId     string                 `protobuf:"bytes,3,opt,name=account_id,json=accountId,proto3" json:"account_id,omitempty"`
+	AccountSlug   string                 `protobuf:"bytes,4,opt,name=account_slug,json=accountSlug,proto3" json:"account_slug,omitempty"`
 	unknownFields protoimpl.UnknownFields
 	sizeCache     protoimpl.SizeCache
 }
@@ -5374,9 +5376,24 @@ func (x *PollDeviceResponse) GetStatus() string {
 	return ""
 }
 
+func (x *PollDeviceResponse) GetAccountId() string {
+	if x != nil {
+		return x.AccountId
+	}
+	return ""
+}
+
+func (x *PollDeviceResponse) GetAccountSlug() string {
+	if x != nil {
+		return x.AccountSlug
+	}
+	return ""
+}
+
 type ApproveDeviceRequest struct {
 	state         protoimpl.MessageState `protogen:"open.v1"`
 	UserCode      string                 `protobuf:"bytes,1,opt,name=user_code,json=userCode,proto3" json:"user_code,omitempty"`
+	AccountId     string                 `protobuf:"bytes,2,opt,name=account_id,json=accountId,proto3" json:"account_id,omitempty"`
 	unknownFields protoimpl.UnknownFields
 	sizeCache     protoimpl.SizeCache
 }
@@ -5418,6 +5435,13 @@ func (x *ApproveDeviceRequest) GetUserCode() string {
 	return ""
 }
 
+func (x *ApproveDeviceRequest) GetAccountId() string {
+	if x != nil {
+		return x.AccountId
+	}
+	return ""
+}
+
 type ApproveDeviceResponse struct {
 	state         protoimpl.MessageState `protogen:"open.v1"`
 	unknownFields protoimpl.UnknownFields
@@ -6290,12 +6314,17 @@ const file_orchestrator_v1_plugin_registry_proto_rawDesc = "" +
 	"\x12expires_in_seconds\x18\x05 \x01(\x05R\x10expiresInSeconds\"4\n" +
 	"\x11PollDeviceRequest\x12\x1f\n" +
 	"\vdevice_code\x18\x01 \x01(\tR\n" +
-	"deviceCode\"O\n" +
+	"deviceCode\"\x91\x01\n" +
 	"\x12PollDeviceResponse\x12!\n" +
 	"\faccess_token\x18\x01 \x01(\tR\vaccessToken\x12\x16\n" +
-	"\x06status\x18\x02 \x01(\tR\x06status\"3\n" +
+	"\x06status\x18\x02 \x01(\tR\x06status\x12\x1d\n" +
+	"\n" +
+	"account_id\x18\x03 \x01(\tR\taccountId\x12!\n" +
+	"\faccount_slug\x18\x04 \x01(\tR\vaccountSlug\"R\n" +
 	"\x14ApproveDeviceRequest\x12\x1b\n" +
-	"\tuser_code\x18\x01 \x01(\tR\buserCode\"\x17\n" +
+	"\tuser_code\x18\x01 \x01(\tR\buserCode\x12\x1d\n" +
+	"\n" +
+	"account_id\x18\x02 \x01(\tR\taccountId\"\x17\n" +
 	"\x15ApproveDeviceResponse\"0\n" +
 	"\x11DenyDeviceRequest\x12\x1b\n" +
 	"\tuser_code\x18\x01 \x01(\tR\buserCode\"\x14\n" +

proto/orchestrator/v1/plugin_registry.proto

@@ -650,9 +650,14 @@ message PollDeviceRequest { string device_code = 1; }
 message PollDeviceResponse {
   string access_token = 1;
   string status = 2;
+  string account_id = 3;
+  string account_slug = 4;
 }
 
-message ApproveDeviceRequest { string user_code = 1; }
+message ApproveDeviceRequest {
+  string user_code = 1;
+  string account_id = 2;
+}
 message ApproveDeviceResponse {}
 
 message DenyDeviceRequest { string user_code = 1; }