keyboard push mvp

go.mod

@@ -1,3 +1,5 @@
 module mayhem-party
 
 go 1.19
+
+require github.com/micmonay/keybd_event v1.1.1 // indirect

go.sum

@@ -0,0 +1,2 @@
+github.com/micmonay/keybd_event v1.1.1 h1:rv7omwXWYL9Lgf3PUq6uBgJI2k1yGkL/GD6dxc6nmSs=
+github.com/micmonay/keybd_event v1.1.1/go.mod h1:CGMWMDNgsfPljzrAWoybUOSKafQPZpv+rLigt2LzNGI=

src/device/output/device.go

@@ -0,0 +1,3 @@
+package output
+
+type Device interface{}

src/device/output/keyboard.go

@@ -0,0 +1,48 @@
+package output
+
+import (
+	"log"
+	"time"
+
+	"github.com/micmonay/keybd_event"
+)
+
+type Keyboard struct {
+	created time.Time
+	kb      *keybd_event.KeyBonding
+}
+
+func NewKeyboard() Keyboard {
+	kb, err := keybd_event.NewKeyBonding()
+	if err != nil {
+		panic(err)
+	}
+	return Keyboard{
+		kb:      &kb,
+		created: time.Now(),
+	}
+}
+
+func (kb Keyboard) wait() {
+	if delta := time.Since(kb.created.Add(time.Second * 2)); delta < 0 {
+		time.Sleep(-1 * delta)
+	}
+}
+
+func (kb Keyboard) Press(keys ...int) {
+	kb.wait()
+
+	kb.Release()
+	kb.kb.SetKeys(keys...)
+	if err := kb.kb.Press(); err != nil {
+		log.Println("failed to press keys:", err)
+	}
+}
+
+func (kb Keyboard) Release() {
+	kb.wait()
+
+	if err := kb.kb.Release(); err != nil {
+		log.Println("failed to release keys:", err)
+	}
+}

src/device/output/keyboard_test.go

@@ -0,0 +1,23 @@
+//go:build integration
+
+package output_test
+
+import (
+	"mayhem-party/src/device/output"
+	"testing"
+	"time"
+)
+
+func TestKeyboardIntegration(t *testing.T) {
+	kb := output.NewKeyboard()
+	defer kb.Release()
+
+	t.Log("pressing 'a' for 5 seconds")
+	kb.Press(output.A)
+	for i := 0; i < 5; i++ {
+		t.Logf("\t%d...", 5-i)
+		time.Sleep(time.Second)
+	}
+	t.Logf("releasing")
+	kb.Release()
+}

src/device/output/keys.go

@@ -0,0 +1,32 @@
+package output
+
+import "github.com/micmonay/keybd_event"
+
+const (
+	A = keybd_event.VK_A
+	B = keybd_event.VK_B
+	C = keybd_event.VK_C
+	D = keybd_event.VK_D
+	E = keybd_event.VK_E
+	F = keybd_event.VK_F
+	G = keybd_event.VK_G
+	H = keybd_event.VK_H
+	I = keybd_event.VK_I
+	J = keybd_event.VK_J
+	K = keybd_event.VK_K
+	L = keybd_event.VK_L
+	M = keybd_event.VK_M
+	N = keybd_event.VK_N
+	O = keybd_event.VK_O
+	P = keybd_event.VK_P
+	Q = keybd_event.VK_Q
+	R = keybd_event.VK_R
+	S = keybd_event.VK_S
+	T = keybd_event.VK_T
+	U = keybd_event.VK_U
+	V = keybd_event.VK_V
+	W = keybd_event.VK_W
+	X = keybd_event.VK_X
+	Y = keybd_event.VK_Y
+	Z = keybd_event.VK_Z
+)