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package page
import (
"sort"
)
// PageList is a slice of pages, providing a couple of methods to sort
// by the date, or date reversed
type PageList []*Page
// RemoveDateless returns two PageLists, the first with valid dates,
// and the second without. This is useful if you need a PageList which
// will run SortDate and SortDateReverse without issue
func (p PageList) RemoveDateless() (PageList, PageList) {
with := PageList{}
without := PageList{}
for _, p := range p {
if p.Date != nil {
with = append(with, p)
} else {
without = append(without, p)
}
}
return with, without
}
func (p PageList) SortDate() PageList {
sort.Slice(p, func(i, j int) bool {
return p[i].Time().After(p[j].Time())
})
return p
}
func (p PageList) SortDateReverse() PageList {
sort.Slice(p, func(i, j int) bool {
return p[i].Time().Before(p[j].Time())
})
return p
}
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