From 824d8d2434d165e396f4a0904bfae1474d57cb93 Mon Sep 17 00:00:00 2001
From: Alec Fong <alecsanf@usc.edu>
Date: Wed, 13 Nov 2024 21:02:40 +0000
Subject: [PATCH] more explo

---
 pkg/auth/auth.go | 19 +++++++++++++++++++
 pkg/auth/kas.go  | 10 ++++++++++
 pkg/cmd/cmd.go   | 16 +++++-----------
 3 files changed, 34 insertions(+), 11 deletions(-)
 create mode 100644 pkg/auth/kas.go

diff --git a/pkg/auth/auth.go b/pkg/auth/auth.go
index c53f49af..7dcf0527 100644
--- a/pkg/auth/auth.go
+++ b/pkg/auth/auth.go
@@ -15,6 +15,25 @@ import (
 	"github.com/pkg/browser"
 )
 
+type AuthChecker interface {
+	GetCredentialProvider() entity.CredentialProvider
+}
+
+func GetAuthenticator(ac AuthChecker) OAuth {
+	switch ac.GetCredentialProvider() {
+	case entity.CredentialProviderKAS:
+		return KasAuthenticator{}
+	case entity.CredentialProviderAuth0:
+		return Auth0Authenticator{
+			Audience:           "https://brevdev.us.auth0.com/api/v2/",
+			ClientID:           "JaqJRLEsdat5w7Tb0WqmTxzIeqwqepmk",
+			DeviceCodeEndpoint: "https://brevdev.us.auth0.com/oauth/device/code",
+			OauthTokenEndpoint: "https://brevdev.us.auth0.com/oauth/token",
+		}
+	}
+	return nil
+}
+
 type LoginAuth struct {
 	Auth
 }
diff --git a/pkg/auth/kas.go b/pkg/auth/kas.go
new file mode 100644
index 00000000..82b45ff3
--- /dev/null
+++ b/pkg/auth/kas.go
@@ -0,0 +1,10 @@
+package auth
+
+var _ OAuth = KasAuthenticator{}
+
+type KasAuthenticator struct {
+	Audience           string
+	ClientID           string
+	DeviceCodeEndpoint string
+	OauthTokenEndpoint string
+}
diff --git a/pkg/cmd/cmd.go b/pkg/cmd/cmd.go
index 498b9e24..4a0c7397 100644
--- a/pkg/cmd/cmd.go
+++ b/pkg/cmd/cmd.go
@@ -74,21 +74,15 @@ func NewBrevCommand() *cobra.Command { //nolint:funlen,gocognit,gocyclo // defin
 	conf := config.NewConstants()
 	fs := files.AppFs
 
-	// TODO: this is inappropriately tightly bound to auth0, we should bifurcate our path near here.
-	// auth.Multi.. auth.Dynamic.. ?
-	var authenticator auth.OAuth = auth.Auth0Authenticator{
-		Audience:           "https://brevdev.us.auth0.com/api/v2/",
-		ClientID:           "JaqJRLEsdat5w7Tb0WqmTxzIeqwqepmk",
-		DeviceCodeEndpoint: "https://brevdev.us.auth0.com/oauth/device/code",
-		OauthTokenEndpoint: "https://brevdev.us.auth0.com/oauth/token",
-	}
+	fsStore := store.
+		NewBasicStore().
+		WithFileSystem(fs)
+
+	authenticator := auth.GetAuthenticator(nil) // todo
 
 	// super annoying. this is needed to make the import stay
 	_ = color.New(color.FgYellow, color.Bold).SprintFunc()
 
-	fsStore := store.
-		NewBasicStore().
-		WithFileSystem(fs)
 	loginAuth := auth.NewLoginAuth(fsStore, authenticator)
 	noLoginAuth := auth.NewNoLoginAuth(fsStore, authenticator)