// Copyright 2023 Harness, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package system

import (
	"context"

	"github.com/harness/gitness/app/store"
	"github.com/harness/gitness/types"
)

type Controller struct {
	principalStore store.PrincipalStore
	config         *types.Config
}

func NewController(principalStore store.PrincipalStore, config *types.Config) *Controller {
	return &Controller{
		principalStore: principalStore,
		config:         config,
	}
}

func (c *Controller) IsUserSignupAllowed(ctx context.Context) (bool, error) {
	usrCount, err := c.principalStore.CountUsers(ctx, &types.UserFilter{})
	if err != nil {
		return false, err
	}

	return usrCount == 0 || c.config.UserSignupEnabled, nil
}
