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			74 lines
		
	
	
	
		
			2.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
/*
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   GoToSocial
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   Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
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   This program is free software: you can redistribute it and/or modify
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   it under the terms of the GNU Affero General Public License as published by
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   the Free Software Foundation, either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU Affero General Public License for more details.
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   You should have received a copy of the GNU Affero General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.
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*/
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package account
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import (
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	"context"
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	"fmt"
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	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
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	"github.com/superseriousbusiness/gotosocial/internal/db"
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	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
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	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
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)
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func (p *processor) FollowersGet(ctx context.Context, requestingAccount *gtsmodel.Account, targetAccountID string) ([]apimodel.Account, gtserror.WithCode) {
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	if blocked, err := p.db.IsBlocked(ctx, requestingAccount.ID, targetAccountID, true); err != nil {
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		return nil, gtserror.NewErrorInternalError(err)
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	} else if blocked {
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		return nil, gtserror.NewErrorNotFound(fmt.Errorf("block exists between accounts"))
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	}
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	accounts := []apimodel.Account{}
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	follows, err := p.db.GetAccountFollowedBy(ctx, targetAccountID, false)
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	if err != nil {
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		if err == db.ErrNoEntries {
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			return accounts, nil
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		}
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		return nil, gtserror.NewErrorInternalError(err)
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	}
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	for _, f := range follows {
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		blocked, err := p.db.IsBlocked(ctx, requestingAccount.ID, f.AccountID, true)
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		if err != nil {
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			return nil, gtserror.NewErrorInternalError(err)
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		}
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		if blocked {
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			continue
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		}
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		if f.Account == nil {
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			a, err := p.db.GetAccountByID(ctx, f.AccountID)
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			if err != nil {
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				if err == db.ErrNoEntries {
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					continue
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				}
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				return nil, gtserror.NewErrorInternalError(err)
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			}
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			f.Account = a
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		}
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		account, err := p.tc.AccountToAPIAccountPublic(ctx, f.Account)
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		if err != nil {
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			return nil, gtserror.NewErrorInternalError(err)
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		}
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		accounts = append(accounts, *account)
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	}
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	return accounts, nil
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}
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