split wrap protocol parsing into input.button

src/device/input/wrap/buffered.go

@@ -2,6 +2,7 @@ package wrap
 
 import (
 	"context"
+	"mayhem-party/src/device/input/button"
 	"os"
 	"sync"
 	"time"
@@ -61,7 +62,7 @@ func (b *Buffered) Close() {
 	b.can()
 }
 
-func (b *Buffered) Read() []Button {
+func (b *Buffered) Read() []button.Button {
 	for b.ctx.Err() == nil {
 		result := b.read()
 		if len(result) > 0 {
@@ -72,19 +73,19 @@ func (b *Buffered) Read() []Button {
 		case <-time.After(b.listenInterval):
 		}
 	}
-	return []Button{}
+	return []button.Button{}
 }
 
-func (b *Buffered) read() []Button {
+func (b *Buffered) read() []button.Button {
 	b.lock.Lock()
 	defer b.lock.Unlock()
 
-	result := make([]Button, 0, len(b.keys))
+	result := make([]button.Button, 0, len(b.keys))
 	for k, v := range b.keys {
 		isFresh := v > 0
 		isStale := v < 0 && time.Since(time.Unix(0, -1*v)) > b.expirationInterval
 		if isFresh || isStale {
-			result = append(result, Button{Char: k, Down: isFresh})
+			result = append(result, button.Button{Char: k, Down: isFresh})
 		}
 		if isFresh {
 			b.keys[k] = -1 * v