mirror of
https://github.com/project-zot/zot.git
synced 2024-12-23 22:27:35 -05:00
f8a77bc42f
Signed-off-by: Laurentiu Niculae <niculae.laurentiu1@gmail.com>
57 lines
1.7 KiB
Go
57 lines
1.7 KiB
Go
package repodb
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import (
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"time"
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)
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// DetailedRepoMeta is a auxiliary structure used for sorting RepoMeta arrays by information
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// that's not directly available in the RepoMetadata structure (ex. that needs to be calculated
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// by iterating the manifests, etc.)
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type DetailedRepoMeta struct {
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RepoMeta RepoMetadata
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Rank int
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Downloads int
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UpdateTime time.Time
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}
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func SortFunctions() map[SortCriteria]func(pageBuffer []DetailedRepoMeta) func(i, j int) bool {
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return map[SortCriteria]func(pageBuffer []DetailedRepoMeta) func(i, j int) bool{
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AlphabeticAsc: SortByAlphabeticAsc,
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AlphabeticDsc: SortByAlphabeticDsc,
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Relevance: SortByRelevance,
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UpdateTime: SortByUpdateTime,
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Downloads: SortByDownloads,
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}
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}
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func SortByAlphabeticAsc(pageBuffer []DetailedRepoMeta) func(i, j int) bool {
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return func(i, j int) bool {
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return pageBuffer[i].RepoMeta.Name < pageBuffer[j].RepoMeta.Name
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}
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}
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func SortByAlphabeticDsc(pageBuffer []DetailedRepoMeta) func(i, j int) bool {
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return func(i, j int) bool {
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return pageBuffer[i].RepoMeta.Name > pageBuffer[j].RepoMeta.Name
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}
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}
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func SortByRelevance(pageBuffer []DetailedRepoMeta) func(i, j int) bool {
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return func(i, j int) bool {
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return pageBuffer[i].Rank < pageBuffer[j].Rank
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}
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}
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// SortByUpdateTime sorting descending by time.
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func SortByUpdateTime(pageBuffer []DetailedRepoMeta) func(i, j int) bool {
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return func(i, j int) bool {
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return pageBuffer[i].UpdateTime.After(pageBuffer[j].UpdateTime)
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}
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}
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// SortByDownloads returns a comparison function for descendant sorting by downloads.
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func SortByDownloads(pageBuffer []DetailedRepoMeta) func(i, j int) bool {
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return func(i, j int) bool {
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return pageBuffer[i].Downloads > pageBuffer[j].Downloads
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}
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}
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