// Copyright (c) 2026 Probo Inc <hello@probo.com>.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.

package accessreview

import (
	"errors"

	"go.probo.inc/probo/pkg/coredata"
)

var (
	ErrCampaignMissingSources = errors.New("cannot start campaign: no scope sources configured")
	ErrCampaignInProgress     = errors.New("campaign is in progress")
	ErrCampaignPendingActions = errors.New("campaign is pending actions")
	ErrCampaignCompleted      = errors.New("campaign is completed")
	ErrCampaignCancelled      = errors.New("campaign is cancelled")
)

// CampaignStatusErrors are client-facing invalid-state errors for non-draft campaigns.
var CampaignStatusErrors = []error{
	ErrCampaignInProgress,
	ErrCampaignPendingActions,
	ErrCampaignCompleted,
	ErrCampaignCancelled,
}

func CampaignStatusError(status coredata.AccessReviewCampaignStatus) error {
	switch status {
	case coredata.AccessReviewCampaignStatusInProgress:
		return ErrCampaignInProgress
	case coredata.AccessReviewCampaignStatusPendingActions:
		return ErrCampaignPendingActions
	case coredata.AccessReviewCampaignStatusCompleted:
		return ErrCampaignCompleted
	case coredata.AccessReviewCampaignStatusCancelled:
		return ErrCampaignCancelled
	default:
		return ErrCampaignInProgress
	}
}