+
+func (p *Piece) SetPriority(prio piecePriority) {
+ p.t.cl.lock()
+ defer p.t.cl.unlock()
+ p.priority = prio
+ p.t.updatePiecePriority(p.index, "Piece.SetPriority")
+}
+
+func (p *Piece) purePriority() (ret piecePriority) {
+ for _, f := range p.files {
+ ret.Raise(f.prio)
+ }
+ if p.t.readerNowPieces().Contains(bitmap.BitIndex(p.index)) {
+ ret.Raise(PiecePriorityNow)
+ }
+ // if t._readerNowPieces.Contains(piece - 1) {
+ // return PiecePriorityNext
+ // }
+ if p.t.readerReadaheadPieces().Contains(bitmap.BitIndex(p.index)) {
+ ret.Raise(PiecePriorityReadahead)
+ }
+ ret.Raise(p.priority)
+ return
+}
+
+func (p *Piece) uncachedPriority() (ret piecePriority) {
+ if p.hashing || p.marking || p.t.pieceComplete(p.index) || p.queuedForHash() {
+ return PiecePriorityNone
+ }
+ return p.purePriority()
+}
+
+// Tells the Client to refetch the completion status from storage, updating priority etc. if
+// necessary. Might be useful if you know the state of the piece data has changed externally.
+func (p *Piece) UpdateCompletion() {
+ p.t.cl.lock()
+ defer p.t.cl.unlock()
+ p.t.updatePieceCompletion(p.index)
+}
+
+func (p *Piece) completion() (ret storage.Completion) {
+ ret.Complete = p.t.pieceComplete(p.index)
+ ret.Ok = p.storageCompletionOk
+ return
+}
+
+func (p *Piece) allChunksDirty() bool {
+ return p.numDirtyChunks() == p.numChunks()
+}
+
+func (p *Piece) State() PieceState {
+ return p.t.PieceState(p.index)
+}
+
+func (p *Piece) requestIndexOffset() RequestIndex {
+ return p.t.pieceRequestIndexOffset(p.index)
+}
+
+func (p *Piece) availability() int {
+ return len(p.t.connsWithAllPieces) + p.relativeAvailability
+}