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path: root/agreement/proposalTable.go
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// Copyright (C) 2019-2024 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand.  If not, see <https://www.gnu.org/licenses/>.

package agreement

// A proposalTable stores proposals which need to be authenticated
// after their prior votes have been processed.
type proposalTable struct {
	_struct struct{} `codec:",omitempty,omitemptyarray"`

	Pending     map[uint64]*messageEvent `codec:"Pending,allocbound=-"`
	PendingNext uint64
}

// push adds a proposal to the proposalTable.
func (t *proposalTable) push(e *messageEvent) uint64 {
	t.PendingNext++
	if t.Pending == nil {
		t.Pending = make(map[uint64]*messageEvent)
	}
	t.Pending[t.PendingNext] = e
	return t.PendingNext
}

// pop takes a proposal from the proposalTable.
func (t *proposalTable) pop(taskIndex uint64) *messageEvent {
	res := t.Pending[taskIndex]
	delete(t.Pending, taskIndex)
	return res
}