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58 lines
1.3 KiB
58 lines
1.3 KiB
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package models
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import (
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"code.gitea.io/gitea/modules/setting"
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"xorm.io/xorm"
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)
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// ListOptions options to paginate results
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type ListOptions struct {
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PageSize int
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Page int // start from 1
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}
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func (opts ListOptions) getPaginatedSession() *xorm.Session {
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opts.setDefaultValues()
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return x.Limit(opts.PageSize, (opts.Page-1)*opts.PageSize)
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}
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func (opts ListOptions) setSessionPagination(sess *xorm.Session) *xorm.Session {
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opts.setDefaultValues()
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if opts.PageSize <= 0 {
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return sess
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}
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return sess.Limit(opts.PageSize, (opts.Page-1)*opts.PageSize)
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}
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func (opts ListOptions) setEnginePagination(e Engine) Engine {
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opts.setDefaultValues()
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return e.Limit(opts.PageSize, (opts.Page-1)*opts.PageSize)
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}
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// GetStartEnd returns the start and end of the ListOptions
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func (opts ListOptions) GetStartEnd() (start, end int) {
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opts.setDefaultValues()
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start = (opts.Page - 1) * opts.PageSize
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end = start + opts.Page
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return
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}
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func (opts ListOptions) setDefaultValues() {
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if opts.PageSize <= 0 {
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opts.PageSize = setting.API.DefaultPagingNum
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}
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if opts.PageSize > setting.API.MaxResponseItems {
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opts.PageSize = setting.API.MaxResponseItems
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}
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if opts.Page <= 0 {
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opts.Page = 1
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}
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}
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