Clean project layout and fix release workflow

internal/app/discord.go

@@ -3,87 +3,82 @@ package app
 import (
 	"fmt"
 	"log"
-	"strings"
-	"syscall"
-	"unsafe"
-)
-
-const (
-	vkControl = 0x11
-	vkShift   = 0x10
-	vkM       = 0x4D
-	keyUp     = 0x0002
-	swRestore = 9
+	"os/exec"
 )
 
 func pressDiscordMuteHotkey() error {
-	user32 := syscall.NewLazyDLL("user32.dll")
-	enumWindows := user32.NewProc("EnumWindows")
-	getWindowTextW := user32.NewProc("GetWindowTextW")
-	isWindowVisible := user32.NewProc("IsWindowVisible")
-	setForegroundWindow := user32.NewProc("SetForegroundWindow")
-	showWindow := user32.NewProc("ShowWindow")
-	getWindowRect := user32.NewProc("GetWindowRect")
-	keybdEvent := user32.NewProc("keybd_event")
-	setCursorPos := user32.NewProc("SetCursorPos")
-	sleep := syscall.NewLazyDLL("kernel32.dll").NewProc("Sleep")
+	script := `
+$ErrorActionPreference = "Stop"
 
-	var target uintptr
-	cb := syscall.NewCallback(func(hwnd uintptr, lparam uintptr) uintptr {
-		vis, _, _ := isWindowVisible.Call(hwnd)
-		if vis == 0 {
-			return 1
-		}
-		buf := make([]uint16, 512)
-		n, _, _ := getWindowTextW.Call(hwnd, uintptr(unsafe.Pointer(&buf[0])), uintptr(len(buf)))
-		if n == 0 {
-			return 1
-		}
-		title := strings.ToLower(strings.TrimSpace(syscall.UTF16ToString(buf[:n])))
-		if !strings.Contains(title, "discord") {
-			return 1
-		}
-		target = hwnd
-		return 0
-	})
-	r1, _, err1 := enumWindows.Call(cb, 0)
-	if r1 == 0 && target == 0 {
-		return fmt.Errorf("discord window not found: %v", err1)
-	}
-	if target == 0 {
-		return fmt.Errorf("discord window not found")
-	}
+function Get-DiscordWindows {
+  $windows = foreach ($p in Get-Process) {
+    $title = ($p.MainWindowTitle | Out-String).Trim()
+    if (-not $title) { continue }
+    if (-not $title.ToLower().Contains('discord')) { continue }
+    $p
+  }
+  if (-not $windows) { return @() }
+  return $windows
+}
 
-	showWindow.Call(target, swRestore)
-	setForegroundWindow.Call(target)
-	sleep.Call(150)
+function Get-BestDiscordWindow {
+  $windows = Get-DiscordWindows
+  if (-not $windows -or $windows.Count -eq 0) { return $null }
 
-	type rect struct {
-		Left   int32
-		Top    int32
-		Right  int32
-		Bottom int32
-	}
-	var r rect
-	if v, _, _ := getWindowRect.Call(target, uintptr(unsafe.Pointer(&r))); v != 0 {
-		x := int((r.Left + r.Right) / 2)
-		y := int((r.Top + r.Bottom) / 2)
-		setCursorPos.Call(uintptr(x), uintptr(y))
-		sleep.Call(50)
-	}
+  $browserKeywords = @('google chrome', 'microsoft edge', 'mozilla firefox', 'brave', 'opera')
+  $ranked = $windows | Sort-Object {
+    $title = ($_.MainWindowTitle | Out-String).Trim().ToLower()
+    $score = 0
+    foreach ($keyword in $browserKeywords) {
+      if ($title.Contains($keyword)) { $score += 10 }
+    }
+    if ($title -match '^\(\d+\)\s*discord') { $score += 20 }
+    if ($title.Contains('discord')) { $score += 5 }
+    $score
+  } -Descending
 
-	send := func(vk byte, flags uintptr) {
-		keybdEvent.Call(uintptr(vk), 0, flags, 0)
-	}
-	send(vkControl, 0)
-	send(vkShift, 0)
-	send(vkM, 0)
-	send(vkM, keyUp)
-	send(vkShift, keyUp)
-	send(vkControl, keyUp)
-	sleep.Call(100)
+  return $ranked | Select-Object -First 1
+}
 
-	SetDiscordWindow("Discord")
-	log.Printf("discord hotkey sent via keybd_event")
+function Get-VRChatWindow {
+  $windows = Get-Process | Where-Object {
+    $_.MainWindowTitle -and (
+      $_.MainWindowTitle -eq 'VRChat' -or $_.MainWindowTitle.ToLower().StartsWith('vrchat ')
+    )
+  }
+  if (-not $windows) { return $null }
+  return $windows | Sort-Object { $_.MainWindowHandle } -Descending | Select-Object -First 1
+}
+
+function Activate-Window($p) {
+  if ($null -eq $p) { return }
+  $wshell = New-Object -ComObject WScript.Shell
+  try { $null = $wshell.AppActivate($p.Id) } catch {}
+  Start-Sleep -Milliseconds 200
+}
+
+$discord = Get-BestDiscordWindow
+if ($null -eq $discord) { exit 2 }
+
+Activate-Window $discord
+$wshell = New-Object -ComObject WScript.Shell
+Start-Sleep -Milliseconds 200
+$wshell.SendKeys('^+m')
+Start-Sleep -Milliseconds 200
+
+$vrchat = Get-VRChatWindow
+if ($null -ne $vrchat) {
+  Activate-Window $vrchat
+}
+`
+
+	cmd := exec.Command("powershell", "-NoProfile", "-ExecutionPolicy", "Bypass", "-Command", script)
+	out, err := cmd.CombinedOutput()
+	if len(out) > 0 {
+		log.Printf("discord mute output: %s", string(out))
+	}
+	if err != nil {
+		return fmt.Errorf("discord mute failed: %w", err)
+	}
 	return nil
 }