feat: uniq tenant_users

backend/pkg/pg/users.go

@@ -1,11 +1,33 @@
 package pg
 
+import (
+	"database/sql/driver"
+	"encoding/json"
+	"errors"
+)
+
 type UserOAuth struct {
-	AccessToken    string `json:"access_token"`
-	ExpiresIn      int64  `json:"expires_in"`
-	IsSnapshotuser int64  `json:"is_snapshotuser"`
-	Openid         string `json:"openid"`
-	RefreshToken   string `json:"refresh_token"`
-	Scope          string `json:"scope"`
-	Unionid        string `json:"unionid"`
+	AccessToken    string `json:"access_token,omitempty"`
+	ExpiresIn      int64  `json:"expires_in,omitempty"`
+	IsSnapshotuser int64  `json:"is_snapshotuser,omitempty"`
+	Openid         string `json:"openid,omitempty"`
+	RefreshToken   string `json:"refresh_token,omitempty"`
+	Scope          string `json:"scope,omitempty"`
+	Unionid        string `json:"unionid,omitempty"`
+}
+
+func (x UserOAuth) Scan(value interface{}) (err error) {
+	switch v := value.(type) {
+	case string:
+		return json.Unmarshal([]byte(v), &x)
+	case []byte:
+		return json.Unmarshal(v, &x)
+	case *string:
+		return json.Unmarshal([]byte(*v), &x)
+	}
+	return errors.New("Unknown type for ")
+}
+
+func (x UserOAuth) Value() (driver.Value, error) {
+	return json.Marshal(x)
 }