// 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 migrate

import (
	"context"
	"fmt"

	"github.com/harness/gitness/app/auth"
	"github.com/harness/gitness/app/services/migrate"
	"github.com/harness/gitness/types"
	"github.com/harness/gitness/types/enum"
)

type LabelsInput struct {
	Labels []*migrate.ExternalLabel `json:"labels"`
}

func (c *Controller) Labels(
	ctx context.Context,
	session *auth.Session,
	parentRef string,
	in *LabelsInput,
) ([]*types.Label, error) {
	// TODO update the permission when CODE-2285 is done.
	space, err := c.getSpaceCheckAccess(ctx, session, parentRef, enum.PermissionRepoEdit)
	if err != nil {
		return nil, fmt.Errorf("failed to acquire access to space: %w", err)
	}

	// TODO have some locking mechanism on space during importing labels

	labels, err := c.labelImporter.Import(ctx, session.Principal, space, in.Labels)
	if err != nil {
		return nil, fmt.Errorf("failed to import labels: %w", err)
	}

	return labels, nil
}