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57 lines
868 B
Go
57 lines
868 B
Go
// Based on the implementation from https://flaviocopes.com/golang-data-structure-queue/
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package queue
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import (
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"sync"
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"github.com/elyby/chrly/api/mojang"
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)
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type jobItem struct {
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Username string
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RespondTo chan *mojang.SignedTexturesResponse
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}
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type jobsQueue struct {
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lock sync.Mutex
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items []*jobItem
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}
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func (s *jobsQueue) New() *jobsQueue {
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s.items = []*jobItem{}
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return s
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}
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func (s *jobsQueue) Enqueue(t *jobItem) {
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s.lock.Lock()
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defer s.lock.Unlock()
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s.items = append(s.items, t)
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}
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func (s *jobsQueue) Dequeue(n int) []*jobItem {
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s.lock.Lock()
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defer s.lock.Unlock()
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if n > s.Size() {
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n = s.Size()
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}
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items := s.items[0:n]
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s.items = s.items[n:len(s.items)]
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return items
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}
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func (s *jobsQueue) IsEmpty() bool {
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s.lock.Lock()
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defer s.lock.Unlock()
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return len(s.items) == 0
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}
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func (s *jobsQueue) Size() int {
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return len(s.items)
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}
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