Use a standalone struct name for Organization (#17632)

* Use a standalone struct name for Organization

* recover unnecessary change

* make the code readable

* Fix template failure

* Fix template failure

* Move HasMemberWithUserID to org

* Fix test

* Remove unnecessary user type check

* Fix test

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

routers/api/v1/admin/org.go

@@ -54,7 +54,7 @@ func CreateOrg(ctx *context.APIContext) {
 		visibility = api.VisibilityModes[form.Visibility]
 	}
 
-	org := &models.User{
+	org := &models.Organization{
 		Name:        form.UserName,
 		FullName:    form.FullName,
 		Description: form.Description,
@@ -117,7 +117,7 @@ func GetAllOrgs(ctx *context.APIContext) {
 	}
 	orgs := make([]*api.Organization, len(users))
 	for i := range users {
-		orgs[i] = convert.ToOrganization(users[i])
+		orgs[i] = convert.ToOrganization(models.OrgFromUser(users[i]))
 	}
 
 	ctx.SetLinkHeader(int(maxResults), listOptions.PageSize)