mirror of
https://github.com/superseriousbusiness/gotosocial.git
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51 lines
1.6 KiB
Go
51 lines
1.6 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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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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//
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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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//
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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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package id
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import (
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"github.com/superseriousbusiness/gotosocial/internal/paging"
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)
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// ValidatePage ensures that passed page has valid paging
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// values for the current defined ordering. That is, it
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// ensures a valid page *cursor* value, using id.Highest
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// or id.Lowest where appropriate when none given.
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func ValidatePage(page *paging.Page) {
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if page == nil {
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// unpaged
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return
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}
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switch page.Order() {
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// If the page order is ascending,
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// ensure that a minimum value is set.
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// This will be used as the cursor.
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case paging.OrderAscending:
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if page.Min.Value == "" {
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page.Min.Value = Lowest
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}
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// If the page order is descending,
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// ensure that a maximum value is set.
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// This will be used as the cursor.
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case paging.OrderDescending:
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if page.Max.Value == "" {
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page.Max.Value = Highest
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}
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}
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}
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