Win清理C盘垃圾

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# 记录清理前的空间
function Get-DirectorySize {
    param (
        [string]$path
    )
    if (Test-Path $path) {
        return (Get-ChildItem $path -Recurse -ErrorAction SilentlyContinue | Measure-Object -Property Length -Sum).Sum
    }
    return 0
}

$totalFreedSpace = 0

# 清理临时文件
$TempPath = "$env:Temp\*"
$initialTempSize = Get-DirectorySize "$env:Temp"
Remove-Item $TempPath -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialTempSize
Write-Host "临时文件已清理。"

# 清空回收站
Clear-RecycleBin -Force -ErrorAction SilentlyContinue
Write-Host "回收站已清空。"

# 删除 Windows 更新临时文件
$WindowsUpdateTemp = "C:\Windows\SoftwareDistribution\Download\*"
$initialUpdateSize = Get-DirectorySize "C:\Windows\SoftwareDistribution\Download"
Remove-Item $WindowsUpdateTemp -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialUpdateSize
Write-Host "Windows 更新临时文件已清理。"

# 删除系统日志文件
$LogFiles = "C:\Windows\Logs\*"
$initialLogSize = Get-DirectorySize "C:\Windows\Logs"
Remove-Item $LogFiles -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialLogSize
Write-Host "系统日志文件已清理。"

# 删除浏览器缓存（以 Chrome 和 Edge 为例）
$ChromeCache = "$env:LOCALAPPDATA\Google\Chrome\User Data\Default\Cache\*"
$initialChromeSize = Get-DirectorySize "$env:LOCALAPPDATA\Google\Chrome\User Data\Default\Cache"
Remove-Item $ChromeCache -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialChromeSize
Write-Host "Chrome 浏览器缓存已清理。"

$EdgeCache = "$env:LOCALAPPDATA\Microsoft\Edge\User Data\Default\Cache\*"
$initialEdgeSize = Get-DirectorySize "$env:LOCALAPPDATA\Microsoft\Edge\User Data\Default\Cache"
Remove-Item $EdgeCache -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialEdgeSize
Write-Host "Edge 浏览器缓存已清理。"

# 删除 Internet Explorer 临时文件
$IECache = "$env:LOCALAPPDATA\Microsoft\Windows\INetCache\*"
$initialIESize = Get-DirectorySize "$env:LOCALAPPDATA\Microsoft\Windows\INetCache"
Remove-Item $IECache -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialIESize
Write-Host "Internet Explorer 临时文件已清理。"

# 删除用户临时文件
$UserTemp = "C:\Users\$env:USERNAME\AppData\Local\Temp\*"
$initialUserTempSize = Get-DirectorySize "$UserTemp"
Remove-Item $UserTemp -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialUserTempSize
Write-Host "用户临时文件已清理。"

# 删除 Download 文件夹中超过30天未访问的文件
$DownloadFolder = "$env:USERPROFILE\Downloads\*"
Get-ChildItem -Path $DownloadFolder -File | Where-Object { $_.LastAccessTime -lt (Get-Date).AddDays(-30) } | ForEach-Object {
    $totalFreedSpace += $_.Length
    Remove-Item $_.FullName -Force
}
Write-Host "下载文件夹中超过30天未访问的文件已删除。"

# 删除最近使用文件列表
$RecentFolder = "$env:APPDATA\Microsoft\Windows\Recent\*"
$initialRecentSize = Get-DirectorySize "$env:APPDATA\Microsoft\Windows\Recent"
Remove-Item $RecentFolder -Recurse -Force -ErrorAction SilentlyContinue
$totalFreedSpace += $initialRecentSize
Write-Host "最近使用的文件列表已清理。"

# 删除特定类型的文件
$SystemDrive = $env:SystemDrive
$filesToDelete = @("$SystemDrive\*.tmp", "$SystemDrive\*._mp", "$SystemDrive\*.log", "$SystemDrive\*.gid", "$SystemDrive\*.chk", "$SystemDrive\*.old", "$SystemDrive\recycled\*.*", "$env:windir\*.bak", "$env:windir\prefetch\*.*")

foreach ($filePattern in $filesToDelete) {
    $files = Get-ChildItem -Path $filePattern -ErrorAction SilentlyContinue
    if ($files) {
        Remove-Item $files.FullName -Force -ErrorAction SilentlyContinue
    }
}

# 清空 Windows 临时文件夹
$WinTemp = "$env:windir\temp"
Remove-Item "$WinTemp\*" -Recurse -Force -ErrorAction SilentlyContinue
New-Item -ItemType Directory -Path $WinTemp -Force | Out-Null

# 完成清理
Write-Host "C 盘清理完成，总共释放空间: $([math]::round($totalFreedSpace / 1MB, 2)) MB。"