2 files changed, 42 insertions, 0 deletions
diff --git a/model/app.go b/model/app.go
new file mode 100644
index 0000000..52ebdf5
--- /dev/null
+++ b/model/app.go
@@ -0,0 +1,19 @@
+package model
+
+import "errors"
+
+var (
+	ErrAppNotFound = errors.New("app not found")
+)
+
+type App struct {
+	InstanceURL  string
+	ClientID     string
+	ClientSecret string
+}
+
+type AppRepository interface {
+	Add(app App) (err error)
+	Update(instanceURL string, clientID string, clientSecret string) (err error)
+	Get(instanceURL string) (app App, err error)
+}
diff --git a/model/session.go b/model/session.go
new file mode 100644
index 0000000..43628ee
--- /dev/null
+++ b/model/session.go
@@ -0,0 +1,23 @@
+package model
+
+import "errors"
+
+var (
+	ErrSessionNotFound = errors.New("session not found")
+)
+
+type Session struct {
+	ID          string
+	InstanceURL string
+	AccessToken string
+}
+
+type SessionRepository interface {
+	Add(session Session) (err error)
+	Update(sessionID string, accessToken string) (err error)
+	Get(sessionID string) (session Session, err error)
+}
+
+func (s Session) IsLoggedIn() bool {
+	return len(s.AccessToken) > 0
+}