<#
.SYNOPSIS
    Bookworm Portable - 全自动一键安装器
.DESCRIPTION
    全新电脑从零到 Bookworm 完全就绪，最大程度自动化。
    7 阶段: 环境检测 → 依赖安装 → 网络诊断 → 仓库克隆 → 凭证解密 → MCP 验证 → 启动
    需要人工输入时弹出 GUI 对话框。
.USAGE
    .\auto-setup.ps1
    .\auto-setup.ps1 -SkipLaunch   # 安装但不启动
#>
param(
    [switch]$SkipLaunch
)

$ErrorActionPreference = "Stop"

# ─── 版本号 (每次更新递增, build.ps1 自动读取) ──────
$BWVersion = "2.0.2"

# ─── B4: 单实例保护 (防止双击两次导致竞态) ─────────
$mutexCreated = $false
$global:BWMutex = [System.Threading.Mutex]::new($true, "Global\BookwormPortableSetup", [ref]$mutexCreated)
if (-not $mutexCreated) {
    Add-Type -AssemblyName System.Windows.Forms
    [System.Windows.Forms.MessageBox]::Show("Bookworm 安装器已在运行中。`n请勿重复启动。", "提示", "OK", "Information") | Out-Null
    exit 0
}

# ─── 路径定义 ────────────────────────────────────────
# PS2EXE 兼容: $MyInvocation.MyCommand.Path 在 EXE 启动时为空，需用 Process MainModule
$ScriptDir = if ($PSScriptRoot) {
    $PSScriptRoot
} elseif ([System.Diagnostics.Process]::GetCurrentProcess().MainModule.FileName -match '\.exe$') {
    Split-Path -Parent ([System.Diagnostics.Process]::GetCurrentProcess().MainModule.FileName)
} elseif ($MyInvocation.MyCommand.Path) {
    Split-Path -Parent $MyInvocation.MyCommand.Path
} else {
    $PWD.Path
}
$ClaudeDir    = Join-Path $env:USERPROFILE ".claude"
$BackupDir    = Join-Path $env:USERPROFILE ".claude.bw-backup"
$GitUrl       = "https://code.letcareme.com/bookworm/bookworm-config.git"
$BootUrl      = "https://code.letcareme.com/bookworm/bookworm-boot.git"
$BootDir      = Join-Path $ScriptDir "bookworm-boot"
$SecretsEnc   = Join-Path $BootDir "secrets.enc"
$TOTAL_PHASES = 7

# ─── GUI 初始化 ─────────────────────────────────────
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing
[System.Windows.Forms.Application]::EnableVisualStyles()

# ─── 日志 + 进度 (PS2EXE -NoConsole -NoOutput 模式: console 全静默) ──
# 所有 Log-X 输出走文件 + GUI 进度窗口 (避免被 PS2EXE 弹窗化)
$BWLogFile = Join-Path $env:TEMP "bookworm-setup-$(Get-Date -Format 'yyyyMMdd-HHmmss').log"
function Bw-Log($level, $msg) {
    try { Add-Content -Path $BWLogFile -Value "[$(Get-Date -Format 'HH:mm:ss')] [$level] $msg" -Encoding utf8 } catch {}
}
function Log-OK($msg)   { Bw-Log "OK"   $msg; Update-Progress-SubStatus "$msg" }
function Log-Info($msg) { Bw-Log "INFO" $msg; Update-Progress-SubStatus "$msg" }
function Log-Warn($msg) { Bw-Log "WARN" $msg }
function Log-Fail($msg) { Bw-Log "FAIL" $msg }
function Log-Phase($n, $title) {
    Bw-Log "PHASE" "[$n/$TOTAL_PHASES] $title"
    Update-Progress $n $title
}

# ─── GUI 进度窗口 (常驻顶部, 替代 console 输出) ────
$global:BWProgressForm = $null
$global:BWPhaseLabel = $null
$global:BWStatusLabel = $null
$global:BWProgressBar = $null

function Show-ProgressForm {
    # 统一品牌色
    $brandBlue = [System.Drawing.Color]::FromArgb(88, 101, 242)     # Bookworm 蓝紫
    $brandDark = [System.Drawing.Color]::FromArgb(30, 31, 46)
    $uiFont    = "Segoe UI"

    $global:BWProgressForm = New-Object System.Windows.Forms.Form
    $global:BWProgressForm.Text = "Bookworm Portable Setup v$BWVersion"
    $global:BWProgressForm.Size = New-Object System.Drawing.Size(520, 230)
    $global:BWProgressForm.StartPosition = "CenterScreen"
    $global:BWProgressForm.FormBorderStyle = "FixedDialog"
    $global:BWProgressForm.MaximizeBox = $false
    $global:BWProgressForm.MinimizeBox = $false
    $global:BWProgressForm.TopMost = $false            # P2: 不遮挡其他窗口
    $global:BWProgressForm.ControlBox = $true           # P0 F1: 允许关闭 (触发确认)
    $global:BWProgressForm.BackColor = [System.Drawing.Color]::White

    # X 按钮关闭时弹确认
    $global:BWProgressForm.Add_FormClosing({
        param($s, $e)
        if (-not $global:BWInstallDone) {
            $r = [System.Windows.Forms.MessageBox]::Show(
                "安装尚未完成。`n确定要取消安装吗？",
                "取消安装", "YesNo", "Warning")
            if ($r -eq "No") { $e.Cancel = $true; return }
            Bw-Log "ABORT" "用户手动取消安装"
        }
    })

    $titleLabel = New-Object System.Windows.Forms.Label
    $titleLabel.Location = New-Object System.Drawing.Point(20, 16)
    $titleLabel.Size = New-Object System.Drawing.Size(480, 26)
    $titleLabel.Text = "Bookworm 智能助手 — 自动安装中"
    $titleLabel.Font = New-Object System.Drawing.Font($uiFont, 12, [System.Drawing.FontStyle]::Bold)
    $titleLabel.ForeColor = $brandDark
    $global:BWProgressForm.Controls.Add($titleLabel)

    $global:BWPhaseLabel = New-Object System.Windows.Forms.Label
    $global:BWPhaseLabel.Location = New-Object System.Drawing.Point(20, 50)
    $global:BWPhaseLabel.Size = New-Object System.Drawing.Size(480, 22)
    $global:BWPhaseLabel.Text = "[0/$TOTAL_PHASES] 初始化..."
    $global:BWPhaseLabel.Font = New-Object System.Drawing.Font($uiFont, 10)
    $global:BWPhaseLabel.ForeColor = $brandBlue
    $global:BWProgressForm.Controls.Add($global:BWPhaseLabel)

    $global:BWStatusLabel = New-Object System.Windows.Forms.Label
    $global:BWStatusLabel.Location = New-Object System.Drawing.Point(20, 78)
    $global:BWStatusLabel.Size = New-Object System.Drawing.Size(480, 22)
    $global:BWStatusLabel.Text = ""
    $global:BWStatusLabel.Font = New-Object System.Drawing.Font($uiFont, 9)
    $global:BWStatusLabel.ForeColor = [System.Drawing.Color]::FromArgb(120, 120, 140)
    $global:BWProgressForm.Controls.Add($global:BWStatusLabel)

    $global:BWProgressBar = New-Object System.Windows.Forms.ProgressBar
    $global:BWProgressBar.Location = New-Object System.Drawing.Point(20, 112)
    $global:BWProgressBar.Size = New-Object System.Drawing.Size(480, 20)
    $global:BWProgressBar.Minimum = 0
    $global:BWProgressBar.Maximum = $TOTAL_PHASES
    $global:BWProgressBar.Value = 0
    $global:BWProgressBar.Style = [System.Windows.Forms.ProgressBarStyle]::Continuous  # P3: 平滑
    $global:BWProgressForm.Controls.Add($global:BWProgressBar)

    $global:BWElapsedLabel = New-Object System.Windows.Forms.Label
    $global:BWElapsedLabel.Location = New-Object System.Drawing.Point(400, 136)
    $global:BWElapsedLabel.Size = New-Object System.Drawing.Size(100, 18)
    $global:BWElapsedLabel.Text = ""
    $global:BWElapsedLabel.Font = New-Object System.Drawing.Font($uiFont, 8)
    $global:BWElapsedLabel.ForeColor = [System.Drawing.Color]::Silver
    $global:BWElapsedLabel.TextAlign = [System.Drawing.ContentAlignment]::TopRight
    $global:BWProgressForm.Controls.Add($global:BWElapsedLabel)

    $hint = New-Object System.Windows.Forms.Label
    $hint.Location = New-Object System.Drawing.Point(20, 136)
    $hint.Size = New-Object System.Drawing.Size(380, 32)
    $hint.Text = "首次安装约 5-10 分钟 (依赖下载)`n关闭窗口可取消安装"
    $hint.Font = New-Object System.Drawing.Font($uiFont, 8)
    $hint.ForeColor = [System.Drawing.Color]::Silver
    $global:BWProgressForm.Controls.Add($hint)

    $global:BWProgressForm.Show() | Out-Null
    $global:BWProgressForm.Refresh()
    [System.Windows.Forms.Application]::DoEvents()
}

# 全局安装完成标记 (Close-ProgressForm 前设为 $true, 避免 X 按钮弹确认)
$global:BWInstallDone = $false
# 全局计时器
$global:BWStartTime = [System.Diagnostics.Stopwatch]::StartNew()

function Update-Progress($phase, $title) {
    if ($global:BWProgressForm -and -not $global:BWProgressForm.IsDisposed) {
        try {
            $global:BWPhaseLabel.Text = "[$phase/$TOTAL_PHASES] $title"
            $global:BWStatusLabel.Text = ""
            $global:BWProgressBar.Value = [Math]::Min($phase, $TOTAL_PHASES)
            $global:BWProgressForm.Refresh()
            [System.Windows.Forms.Application]::DoEvents()
        } catch {}
    }
}

function Update-Progress-SubStatus($msg) {
    if ($global:BWProgressForm -and -not $global:BWProgressForm.IsDisposed -and $global:BWStatusLabel) {
        try {
            $shortMsg = if ($msg.Length -gt 70) { $msg.Substring(0, 67) + "..." } else { $msg }
            $global:BWStatusLabel.Text = $shortMsg
            # 刷新总耗时
            if ($global:BWElapsedLabel -and $global:BWStartTime) {
                $sec = [int]$global:BWStartTime.Elapsed.TotalSeconds
                $global:BWElapsedLabel.Text = "$([int]($sec / 60))m $($sec % 60)s"
            }
            $global:BWStatusLabel.Refresh()
            [System.Windows.Forms.Application]::DoEvents()
        } catch {}
    }
}

function Close-ProgressForm {
    $global:BWInstallDone = $true   # 关闭时不再弹 "取消安装?" 确认
    if ($global:BWProgressForm -and -not $global:BWProgressForm.IsDisposed) {
        try { $global:BWProgressForm.Close(); $global:BWProgressForm.Dispose() } catch {}
    }
}

function Test-Cmd($cmd) { [bool](Get-Command $cmd -ErrorAction SilentlyContinue) }

# ─── 非阻塞子进程执行 (解决 PS2EXE UI 冻结) ───────────
# 所有耗时子进程都必须经过这两个函数, 保持 GUI 消息泵活跃

function Wait-ProcessWithUI {
    <# 替代 System.Diagnostics.Process.WaitForExit(N)
       在等待期间每 200ms 泵一次 DoEvents, 防止 "(未响应)" #>
    param(
        [System.Diagnostics.Process]$proc,
        [int]$timeoutMs = 60000,
        [string]$label = ""
    )
    $sw = [System.Diagnostics.Stopwatch]::StartNew()
    while (-not $proc.HasExited -and $sw.ElapsedMilliseconds -lt $timeoutMs) {
        [System.Windows.Forms.Application]::DoEvents()
        # 每 5 秒更新一次副状态, 显示等待耗时
        if ($label -and ($sw.ElapsedMilliseconds % 5000) -lt 250) {
            $elapsed = [int]($sw.ElapsedMilliseconds / 1000)
            Update-Progress-SubStatus "$label ($($elapsed)s)"
        }
        Start-Sleep -Milliseconds 200
    }
    if (-not $proc.HasExited) {
        try { $proc.Kill() } catch {}
        Bw-Log "WARN" "子进程超时 ($timeoutMs ms): $label"
        return $false
    }
    return $true
}

function Run-CmdWithUI {
    <# 替代 & cmd args 2>&1 | ForEach-Object { Write-Host }
       将阻塞调用转为 Start-Process + Wait-ProcessWithUI #>
    param(
        [string]$exe,
        [string[]]$arguments,
        [string]$label = "",
        [int]$timeoutMs = 180000,    # 默认 3 分钟
        [switch]$captureOutput        # 返回 stdout 内容
    )
    # B1: 脱敏日志 (去除 URL 内嵌凭证 user:pass@)
    $sanitizedArgs = ($arguments -join ' ') -replace '://[^@]+@', '://***@'
    Bw-Log "CMD" "$exe $sanitizedArgs"
    Update-Progress-SubStatus $label

    # V-04: 用 GetTempFileName (原子创建+加密随机) 替代 Get-Random
    $outFile = [System.IO.Path]::GetTempFileName()
    $errFile = [System.IO.Path]::GetTempFileName()
    try {
        $proc = Start-Process -FilePath $exe -ArgumentList $arguments `
            -NoNewWindow -PassThru `
            -RedirectStandardOutput $outFile `
            -RedirectStandardError $errFile
        $ok = Wait-ProcessWithUI $proc $timeoutMs $label
        $exitCode = if ($proc.HasExited) { $proc.ExitCode } else { -1 }

        # 日志记录 stdout/stderr (不超过 20 行)
        if (Test-Path $outFile) {
            $out = Get-Content $outFile -TotalCount 20 -ErrorAction SilentlyContinue
            if ($out) { $out | ForEach-Object { Bw-Log "OUT" $_ } }
        }
        if (Test-Path $errFile) {
            $err = Get-Content $errFile -TotalCount 10 -ErrorAction SilentlyContinue
            if ($err) { $err | ForEach-Object { Bw-Log "ERR" $_ } }
        }

        if ($captureOutput -and (Test-Path $outFile)) {
            return @{ OK = ($ok -and $exitCode -eq 0); Output = (Get-Content $outFile -Raw -ErrorAction SilentlyContinue); ExitCode = $exitCode }
        }
        return @{ OK = ($ok -and $exitCode -eq 0); ExitCode = $exitCode }
    } finally {
        Remove-Item $outFile, $errFile -Force -ErrorAction SilentlyContinue
    }
}

# ─── GUI 对话框 ─────────────────────────────────────

function Show-MsgBox($text, $title = "Bookworm 安装", $buttons = "OK", $icon = "Information") {
    [System.Windows.Forms.MessageBox]::Show($text, $title, $buttons, $icon)
}

function Parse-AuthCode-GUI {
    param([string]$code)
    $code = $code.Trim()
    if ($code -notmatch '^BW-(\d{8})-([A-Fa-f0-9]{24})$') { return $null }
    $expiryStr = $Matches[1]
    $token = $Matches[2].ToLower()
    $today = (Get-Date).ToString("yyyyMMdd")
    if ([int]$expiryStr -lt [int]$today) { return 'EXPIRED' }
    return $token
}

function Show-AuthCodeDialog($attempt = 1, $maxAttempts = 3) {
    $form = New-Object System.Windows.Forms.Form
    $form.Text = "Bookworm - 授权码验证 ($attempt/$maxAttempts)"
    $form.Size = New-Object System.Drawing.Size(480, 240)
    $form.StartPosition = "CenterScreen"
    $form.FormBorderStyle = "FixedDialog"
    $form.MaximizeBox = $false
    $form.MinimizeBox = $false
    $form.TopMost = $true

    $label = New-Object System.Windows.Forms.Label
    $label.Location = New-Object System.Drawing.Point(20, 18)
    $label.Size = New-Object System.Drawing.Size(440, 36)
    $label.Text = "请输入管理员提供的授权码:`n格式: BW-YYYYMMDD-XXXXXXXXXXXXXXXXXXXXXXXX"
    $label.Font = New-Object System.Drawing.Font("Segoe UI", 9)
    $form.Controls.Add($label)

    # 授权码可见 (用于粘贴验证), 不用 PasswordChar
    $codeBox = New-Object System.Windows.Forms.TextBox
    $codeBox.Location = New-Object System.Drawing.Point(20, 65)
    $codeBox.Size = New-Object System.Drawing.Size(430, 30)
    $codeBox.Font = New-Object System.Drawing.Font("Consolas", 11)
    $codeBox.CharacterCasing = "Upper"  # 自动转大写
    $form.Controls.Add($codeBox)

    $hint = New-Object System.Windows.Forms.Label
    $hint.Location = New-Object System.Drawing.Point(20, 100)
    $hint.Size = New-Object System.Drawing.Size(440, 20)
    $hint.Text = "提示: 直接粘贴管理员发送的授权码即可 (Ctrl+V)"
    $hint.Font = New-Object System.Drawing.Font("Segoe UI", 8)
    $hint.ForeColor = [System.Drawing.Color]::Gray
    $form.Controls.Add($hint)

    $btnOK = New-Object System.Windows.Forms.Button
    $btnOK.Location = New-Object System.Drawing.Point(250, 145)
    $btnOK.Size = New-Object System.Drawing.Size(90, 35)
    $btnOK.Text = "验证"
    $btnOK.DialogResult = [System.Windows.Forms.DialogResult]::OK
    $form.AcceptButton = $btnOK
    $form.Controls.Add($btnOK)

    $btnCancel = New-Object System.Windows.Forms.Button
    $btnCancel.Location = New-Object System.Drawing.Point(350, 145)
    $btnCancel.Size = New-Object System.Drawing.Size(90, 35)
    $btnCancel.Text = "取消安装"
    $btnCancel.DialogResult = [System.Windows.Forms.DialogResult]::Cancel
    $form.CancelButton = $btnCancel
    $form.Controls.Add($btnCancel)

    $form.Add_Shown({ $codeBox.Focus() })
    $result = $form.ShowDialog()

    if ($result -eq [System.Windows.Forms.DialogResult]::OK) {
        return $codeBox.Text.Trim()
    }
    return $null
}

function Show-GiteaCredentialDialog {
    $form = New-Object System.Windows.Forms.Form
    $form.Text = "Bookworm - Gitea 登录"
    $form.Size = New-Object System.Drawing.Size(420, 300)
    $form.StartPosition = "CenterScreen"
    $form.FormBorderStyle = "FixedDialog"
    $form.MaximizeBox = $false
    $form.TopMost = $true
    $form.BackColor = [System.Drawing.Color]::White

    $lblInfo = New-Object System.Windows.Forms.Label
    $lblInfo.Location = New-Object System.Drawing.Point(20, 15)
    $lblInfo.Size = New-Object System.Drawing.Size(360, 40)
    $lblInfo.Text = "输入 Gitea 账号 (code.letcareme.com)`n用于下载 Bookworm 配置文件，由管理员提供。"
    $lblInfo.Font = New-Object System.Drawing.Font("Segoe UI", 9)
    $form.Controls.Add($lblInfo)

    $lblUser = New-Object System.Windows.Forms.Label
    $lblUser.Location = New-Object System.Drawing.Point(20, 65)
    $lblUser.Size = New-Object System.Drawing.Size(80, 25)
    $lblUser.Text = "用户名:"
    $form.Controls.Add($lblUser)

    $txtUser = New-Object System.Windows.Forms.TextBox
    $txtUser.Location = New-Object System.Drawing.Point(100, 63)
    $txtUser.Size = New-Object System.Drawing.Size(280, 25)
    $txtUser.Font = New-Object System.Drawing.Font("Consolas", 11)
    $form.Controls.Add($txtUser)

    $lblPass = New-Object System.Windows.Forms.Label
    $lblPass.Location = New-Object System.Drawing.Point(20, 105)
    $lblPass.Size = New-Object System.Drawing.Size(80, 25)
    $lblPass.Text = "密码:"
    $form.Controls.Add($lblPass)

    $txtPass = New-Object System.Windows.Forms.TextBox
    $txtPass.Location = New-Object System.Drawing.Point(100, 103)
    $txtPass.Size = New-Object System.Drawing.Size(280, 25)
    $txtPass.PasswordChar = '*'
    $txtPass.Font = New-Object System.Drawing.Font("Consolas", 11)
    $form.Controls.Add($txtPass)

    # P1 F10: 空值验证提示
    $lblError = New-Object System.Windows.Forms.Label
    $lblError.Location = New-Object System.Drawing.Point(100, 135)
    $lblError.Size = New-Object System.Drawing.Size(280, 20)
    $lblError.Text = ""
    $lblError.Font = New-Object System.Drawing.Font("Segoe UI", 8)
    $lblError.ForeColor = [System.Drawing.Color]::Red
    $form.Controls.Add($lblError)

    $btnOK = New-Object System.Windows.Forms.Button
    $btnOK.Location = New-Object System.Drawing.Point(200, 165)
    $btnOK.Size = New-Object System.Drawing.Size(90, 35)
    $btnOK.Text = "登录"
    $form.Controls.Add($btnOK)

    $btnCancel = New-Object System.Windows.Forms.Button
    $btnCancel.Location = New-Object System.Drawing.Point(300, 165)
    $btnCancel.Size = New-Object System.Drawing.Size(80, 35)
    $btnCancel.Text = "取消"
    $btnCancel.DialogResult = [System.Windows.Forms.DialogResult]::Cancel
    $form.CancelButton = $btnCancel
    $form.Controls.Add($btnCancel)

    # OK 按钮手动验证 (不用 DialogResult, 防止空值直接关闭)
    $btnOK.Add_Click({
        if (-not $txtUser.Text.Trim() -or -not $txtPass.Text) {
            $lblError.Text = "用户名和密码不能为空"
            return
        }
        $form.DialogResult = [System.Windows.Forms.DialogResult]::OK
        $form.Close()
    })
    $form.AcceptButton = $btnOK

    $form.Add_Shown({ $txtUser.Focus() })
    $result = $form.ShowDialog()

    if ($result -eq [System.Windows.Forms.DialogResult]::OK) {
        return @{ User = $txtUser.Text.Trim(); Pass = $txtPass.Text }
    }
    return $null
}

# ─── openssl 检测 ────────────────────────────────────
function Find-OpenSSL {
    $cmd = Get-Command openssl -ErrorAction SilentlyContinue
    if ($cmd) { return $cmd.Source }
    $paths = @(
        "C:\Program Files\Git\usr\bin\openssl.exe",
        "D:\Git\usr\bin\openssl.exe",
        "C:\Program Files\Git\mingw64\bin\openssl.exe",
        "D:\Git\mingw64\bin\openssl.exe"
    )
    return $paths | Where-Object { Test-Path $_ } | Select-Object -First 1
}

# ─── 凭证缓存 (DPAPI 加密, 绑定当前 Windows 用户) ──
# B2: 不再明文存注册表, 使用 ProtectedData 加密
# B9: 读取时使用白名单, 不加载任意 KEY
Add-Type -AssemblyName System.Security

$CacheAllowedKeys = @("ANTHROPIC_API_KEY","ANTHROPIC_BASE_URL","GITHUB_PERSONAL_ACCESS_TOKEN",
                       "SLACK_BOT_TOKEN","ATLASSIAN_API_TOKEN","BROWSERBASE_API_KEY","FIRECRAWL_API_KEY","GEMINI_API_KEY")

function Protect-String([string]$plain) {
    $bytes = [System.Text.Encoding]::UTF8.GetBytes($plain)
    $enc = [System.Security.Cryptography.ProtectedData]::Protect($bytes, $null, "CurrentUser")
    return [Convert]::ToBase64String($enc)
}

function Unprotect-String([string]$b64) {
    $enc = [Convert]::FromBase64String($b64)
    $bytes = [System.Security.Cryptography.ProtectedData]::Unprotect($enc, $null, "CurrentUser")
    return [System.Text.Encoding]::UTF8.GetString($bytes)
}

function Get-CachedSecrets {
    try {
        $regPath = "HKCU:\Software\Bookworm\CachedEnv"
        if (-not (Test-Path $regPath)) { return $false }
        $expiry = (Get-ItemProperty $regPath -Name "_expiry" -ErrorAction SilentlyContinue)._expiry
        if (-not $expiry -or [datetime]$expiry -le (Get-Date)) {
            Remove-Item $regPath -Recurse -Force -ErrorAction SilentlyContinue
            return $false
        }
        $props = Get-ItemProperty $regPath -ErrorAction SilentlyContinue
        $loaded = 0
        $needMigrate = $false
        foreach ($p in $props.PSObject.Properties) {
            if ($CacheAllowedKeys -contains $p.Name) {
                $val = $null
                # 先尝试 DPAPI 解密 (新格式)
                try { $val = Unprotect-String $p.Value } catch {}
                # 回退: 旧版明文格式 (非 Base64 / DPAPI 失败)
                if (-not $val -and $p.Value -and $p.Value.Length -lt 200) {
                    $val = $p.Value
                    $needMigrate = $true
                }
                if ($val) {
                    [System.Environment]::SetEnvironmentVariable($p.Name, $val, "Process")
                    [System.Environment]::SetEnvironmentVariable($p.Name, $val, "User")
                    $loaded++
                }
            }
        }
        # 旧缓存自动迁移为 DPAPI 格式
        if ($needMigrate -and $loaded -gt 0) {
            Save-SecretsToCache
            Bw-Log "INFO" "旧版明文缓存已迁移为 DPAPI 加密"
        }
        return ($loaded -gt 0 -and $env:ANTHROPIC_API_KEY)
    } catch { return $false }
}

function Save-SecretsToCache {
    try {
        $regPath = "HKCU:\Software\Bookworm\CachedEnv"
        if (-not (Test-Path $regPath)) { New-Item $regPath -Force | Out-Null }
        foreach ($k in $CacheAllowedKeys) {
            $v = [System.Environment]::GetEnvironmentVariable($k, "Process")
            if ($v) {
                $encrypted = Protect-String $v
                Set-ItemProperty $regPath -Name $k -Value $encrypted -Force
            }
        }
        Set-ItemProperty $regPath -Name "_expiry" -Value (Get-Date).Date.AddDays(1).ToUniversalTime().ToString("o") -Force
    } catch {}
}

# ─── 桌面快捷方式 ──────────────────────────────────
function New-DesktopShortcuts {
    try {
        $shell = New-Object -ComObject WScript.Shell
        $desktop = $shell.SpecialFolders("Desktop")

        # 桌面专用图标 (Bookworm 蓝紫渐变 B 圆, 多尺寸 ICO)
        $iconPath = Join-Path $BootDir "bookworm-desktop.ico"
        if (-not (Test-Path $iconPath)) {
            # 回退到 EXE 图标 (bookworm.ico)
            $iconPath = Join-Path $BootDir "bookworm.ico"
        }

        # 快速启动 (bat 文件位于 bookworm-boot 仓库内)
        $shortcut = $shell.CreateShortcut("$desktop\Bookworm.lnk")
        $batPath = Join-Path $BootDir "启动Bookworm.bat"
        if (-not (Test-Path $batPath)) { $batPath = Join-Path $BootDir "Bookworm-OneClick.bat" }
        $shortcut.TargetPath = $batPath
        $shortcut.WorkingDirectory = $BootDir
        $shortcut.Description = "Bookworm Smart Assistant - 智能助手"
        if (Test-Path $iconPath) { $shortcut.IconLocation = "$iconPath,0" }
        $shortcut.Save()

        # 更新启动
        $shortcut2 = $shell.CreateShortcut("$desktop\更新Bookworm.lnk")
        $updateBat = Join-Path $BootDir "更新并启动Bookworm.bat"
        if (Test-Path $updateBat) {
            $shortcut2.TargetPath = $updateBat
            $shortcut2.WorkingDirectory = $BootDir
            $shortcut2.Description = "更新并启动 Bookworm"
            if (Test-Path $iconPath) { $shortcut2.IconLocation = "$iconPath,0" }
            $shortcut2.Save()
        }
        Log-OK "桌面快捷方式已创建 (含 Bookworm 图标)"
    } catch { Log-Warn "快捷方式创建失败: $_" }
}

# ========================================================================
#  启动: 显示 GUI 进度窗口 (替代 console banner, PS2EXE -NoOutput 兼容)
# ========================================================================
Bw-Log "INIT" "Bookworm Portable Setup 启动 - 日志: $BWLogFile"
Show-ProgressForm

# ========================================================================
#  Phase 1: 环境检测 + 依赖自动安装
# ========================================================================
Log-Phase 1 "环境检测 + 依赖自动安装"

# 刷新 PATH
$env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")

$deps = @(
    @{ Name = "Node.js";       Cmd = "node";   WingetId = "OpenJS.NodeJS.LTS";              NpmPkg = $null;  PipPkg = $null }
    @{ Name = "Git";           Cmd = "git";    WingetId = "Git.Git";                        NpmPkg = $null;  PipPkg = $null }
    @{ Name = "PowerShell 7";  Cmd = "pwsh";   WingetId = "Microsoft.PowerShell";           NpmPkg = $null;  PipPkg = $null }
    @{ Name = "Python 3.12";   Cmd = "python"; WingetId = "Python.Python.3.12";             NpmPkg = $null;  PipPkg = $null }
    @{ Name = "Claude Code";   Cmd = "claude"; WingetId = $null;                            NpmPkg = "@anthropic-ai/claude-code"; PipPkg = $null }
)

$hasWinget = Test-Cmd "winget"
$installed = @()

foreach ($dep in $deps) {
    if (Test-Cmd $dep.Cmd) {
        $ver = try { & $dep.Cmd --version 2>$null | Select-Object -First 1 } catch { "installed" }
        Log-OK "$($dep.Name) $ver"
    } else {
        Log-Warn "$($dep.Name) 未安装, 正在自动安装..."

        if ($dep.WingetId -and $hasWinget) {
            try {
                $r = Run-CmdWithUI "winget" @("install", $dep.WingetId, "--accept-source-agreements", "--accept-package-agreements") "安装 $($dep.Name)" 300000
                $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
                if (Test-Cmd $dep.Cmd) {
                    Log-OK "$($dep.Name) 安装成功"
                    $installed += $dep.Name
                } else {
                    Log-Fail "$($dep.Name) 安装后仍无法找到, 可能需要重启终端"
                }
            } catch {
                Log-Fail "$($dep.Name) 安装失败: $_"
            }
        }
        elseif ($dep.NpmPkg -and (Test-Cmd "npm")) {
            try {
                $r = Run-CmdWithUI "npm" @("i", "-g", $dep.NpmPkg) "npm 安装 $($dep.Name)" 120000
                $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
                if (Test-Cmd $dep.Cmd) {
                    Log-OK "$($dep.Name) 安装成功"
                    $installed += $dep.Name
                }
            } catch { Log-Fail "$($dep.Name) npm 安装失败: $_" }
        }
        elseif (-not $hasWinget) {
            Log-Fail "$($dep.Name) 需要手动安装 (winget 不可用)"
            Show-MsgBox "$($dep.Name) 未安装且 winget 不可用。`n请手动安装后重新运行。`n`nNode.js: https://nodejs.org`nGit: https://git-scm.com" "缺少依赖" "OK" "Error"
        }
    }
}

# ── bash PATH 自动修复 (Claude Code 的核心工具依赖 bash) ──
# Git 默认只把 cmd\ 加 PATH (有 git.exe), 但 bash.exe 在 bin\ 目录
if ((Test-Cmd "git") -and -not (Test-Cmd "bash")) {
    $gitBinPaths = @(
        "$env:ProgramFiles\Git\bin",
        "${env:ProgramFiles(x86)}\Git\bin",
        "D:\Git\bin",
        "$env:LOCALAPPDATA\Programs\Git\bin"
    )
    $gitBin = $gitBinPaths | Where-Object { Test-Path (Join-Path $_ "bash.exe") } | Select-Object -First 1
    if ($gitBin) {
        # 加入用户 PATH (永久)
        $userPath = [System.Environment]::GetEnvironmentVariable("Path", "User")
        if ($userPath -notmatch [regex]::Escape($gitBin)) {
            [System.Environment]::SetEnvironmentVariable("Path", "$userPath;$gitBin", "User")
            $env:Path += ";$gitBin"
            Log-OK "bash 已加入 PATH: $gitBin"
        }
    } else {
        Log-Warn "Git 已安装但找不到 bash.exe (Claude Code Bash 工具可能不可用)"
    }
} elseif (Test-Cmd "bash") {
    Log-OK "bash 已就绪"
}

# Claude Code 依赖 npm, 需要在 Node.js 安装后再检查
if (-not (Test-Cmd "claude") -and (Test-Cmd "npm")) {
    Log-Info "安装 Claude Code..."
    $r = Run-CmdWithUI "npm" @("i", "-g", "@anthropic-ai/claude-code") "安装 Claude Code (首次约 2 分钟)" 180000
    $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
    if (Test-Cmd "claude") { Log-OK "Claude Code 安装成功" } else { Log-Fail "Claude Code 安装失败" }
}

# uv (Python 包管理器, 可选依赖) - 完全静默, 失败不阻断不弹窗
# 安装策略: 1) winget astral-sh.uv  2) Astral 官方脚本  3) pip fallback
$uvLogFile = Join-Path $env:TEMP "bookworm-uv-install.log"
$uvInstalled = $false

if (Test-Cmd "uv") {
    $uvVer = try { (& uv --version 2>$null | Select-Object -First 1) } catch { "installed" }
    Log-OK "uv $uvVer (已存在)"
    $uvInstalled = $true
} else {
    Log-Info "安装 uv (Python 包管理器, 可选)..."

    # B8: try/finally 确保 ErrorActionPreference 恢复 (防止后续 Phase 静默吞错)
    $prevErrPref = $ErrorActionPreference
    try {
        $ErrorActionPreference = "SilentlyContinue"

        # 方案 A: winget (最可靠)
        if (Test-Cmd "winget") {
            try {
                $null = & winget install --id=astral-sh.uv -e --silent --accept-source-agreements --accept-package-agreements 2>&1 |
                    Out-File -FilePath $uvLogFile -Encoding utf8 -Append
            } catch { "[winget] $_" | Out-File -FilePath $uvLogFile -Encoding utf8 -Append }
            $env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
            $uvCargoBin = "$env:LOCALAPPDATA\Microsoft\WinGet\Links"
            if (Test-Path $uvCargoBin) { $env:Path += ";$uvCargoBin" }
            if (Test-Cmd "uv") { $uvInstalled = $true }
        }

        # 方案 B: Astral 官方一行脚本
        if (-not $uvInstalled) {
            try {
                $null = & powershell -NoProfile -ExecutionPolicy Bypass -Command "irm https://astral.sh/uv/install.ps1 | iex" 2>&1 |
                    Out-File -FilePath $uvLogFile -Encoding utf8 -Append
            } catch { "[astral] $_" | Out-File -FilePath $uvLogFile -Encoding utf8 -Append }
            $localBin = Join-Path $env:USERPROFILE ".local\bin"
            if (Test-Path $localBin) { $env:Path += ";$localBin" }
            if (Test-Cmd "uv") { $uvInstalled = $true }
        }

        # 方案 C: pip fallback
        if (-not $uvInstalled -and (Test-Cmd "python")) {
            try {
                $null = & python -m pip install --quiet uv 2>&1 |
                    Out-File -FilePath $uvLogFile -Encoding utf8 -Append
            } catch { "[pip] $_" | Out-File -FilePath $uvLogFile -Encoding utf8 -Append }
            try {
                $pyScripts = Join-Path (Split-Path (& python -c "import sys; print(sys.executable)") -Parent) "Scripts"
                if (Test-Path $pyScripts) { $env:Path += ";$pyScripts" }
            } catch {}
            if (Test-Cmd "uv") { $uvInstalled = $true }
        }
    } finally {
        $ErrorActionPreference = $prevErrPref
    }

    if ($uvInstalled) {
        Log-OK "uv 安装成功"
        $installed += "uv"
    } else {
        # 静默 fallback: 仅写日志文件, 不调 Log-Warn 避免 PS2EXE 弹窗
        "[fail] uv 三种安装方式均失败, Python MCP 将不可用. 详见上方日志." | Out-File -FilePath $uvLogFile -Encoding utf8 -Append
        Log-Info "uv 未就绪 (可选, 不影响核心功能, 详情: $uvLogFile)"
    }
}

# OpenSSL (随 Git 安装)
$opensslCmd = Find-OpenSSL
if ($opensslCmd) { Log-OK "OpenSSL: $opensslCmd" } else { Log-Warn "OpenSSL 未找到 (凭证解密可能失败)" }

# 最终检查 (核心四件套必须)
if (-not (Test-Cmd "node") -or -not (Test-Cmd "git") -or -not (Test-Cmd "claude") -or -not (Test-Cmd "pwsh")) {
    $missing = @()
    if (-not (Test-Cmd "node"))   { $missing += "Node.js" }
    if (-not (Test-Cmd "git"))    { $missing += "Git" }
    if (-not (Test-Cmd "pwsh"))   { $missing += "PowerShell 7" }
    if (-not (Test-Cmd "claude")) { $missing += "Claude Code" }
    Show-MsgBox "以下核心依赖安装失败: $($missing -join ', ')`n`n请手动安装后重新运行。" "安装中断" "OK" "Error"
    exit 1
}

# 定位 pwsh.exe 完整路径 (供后续 settings.json 配置使用)
$PwshPath = (Get-Command pwsh -ErrorAction SilentlyContinue).Source
if (-not $PwshPath) {
    # winget 默认安装路径
    $defaultPaths = @(
        "$env:ProgramFiles\PowerShell\7\pwsh.exe",
        "${env:ProgramFiles(x86)}\PowerShell\7\pwsh.exe",
        "$env:LOCALAPPDATA\Microsoft\PowerShell\pwsh.exe"
    )
    $PwshPath = $defaultPaths | Where-Object { Test-Path $_ } | Select-Object -First 1
}
if ($PwshPath) {
    Log-OK "PowerShell 7 路径: $PwshPath"
} else {
    Log-Warn "pwsh 可执行但无法定位完整路径, 使用 'pwsh'"
    $PwshPath = "pwsh"
}

# 可选依赖检查 (不阻断, 用 Log-Info 避免 PS2EXE 弹窗化)
$optionalMissing = @()
if (-not (Test-Cmd "python")) { $optionalMissing += "Python 3.12" }
if (-not (Test-Cmd "uv"))    { $optionalMissing += "uv" }
if ($optionalMissing.Count -gt 0) {
    Log-Info "可选依赖未就绪: $($optionalMissing -join ', ') — 仅影响 Python 类 MCP, 核心功能正常"
}

if ($installed.Count -gt 0) {
    Log-OK "本次新安装: $($installed -join ', ')"
}

# ========================================================================
#  Phase 2: 网络诊断
# ========================================================================
Log-Phase 2 "网络诊断"

# 代理检测
$env:NO_PROXY = "bww.letcareme.com,code.letcareme.com,letcareme.com,localhost,127.0.0.1"
$env:no_proxy = $env:NO_PROXY

$proxyFound = $false

# .NET 系统代理
if (-not $env:HTTPS_PROXY) {
    try {
        $proxyUri = [System.Net.WebRequest]::DefaultWebProxy.GetProxy("https://api.anthropic.com")
        if ($proxyUri -and $proxyUri.Authority -ne "api.anthropic.com") {
            $env:HTTPS_PROXY = "http://$($proxyUri.Authority)"
            $env:HTTP_PROXY = $env:HTTPS_PROXY
            Log-OK "系统代理: $($env:HTTPS_PROXY)"
            $proxyFound = $true
        }
    } catch {}
}

# 注册表 IE 代理
if (-not $proxyFound -and -not $env:HTTPS_PROXY) {
    try {
        $reg = Get-ItemProperty "HKCU:\Software\Microsoft\Windows\CurrentVersion\Internet Settings" -ErrorAction SilentlyContinue
        if ($reg.ProxyEnable -eq 1 -and $reg.ProxyServer) {
            $proxy = $reg.ProxyServer
            if ($proxy -notmatch '^http') { $proxy = "http://$proxy" }
            $env:HTTPS_PROXY = $proxy
            $env:HTTP_PROXY = $proxy
            Log-OK "IE 代理: $proxy"
            $proxyFound = $true
        }
    } catch {}
}

# 端口扫描
if (-not $proxyFound -and -not $env:HTTPS_PROXY) {
    $ports = @(7890,7891,7893,10792,10793,10808,10809,1080,1087,8080,8118)
    foreach ($port in $ports) {
        try {
            $tcp = New-Object System.Net.Sockets.TcpClient
            $ar = $tcp.BeginConnect("127.0.0.1", $port, $null, $null)
            $ok = $ar.AsyncWaitHandle.WaitOne(500)
            if ($ok) { $tcp.EndConnect($ar); $tcp.Close()
                $env:HTTPS_PROXY = "http://127.0.0.1:$port"
                $env:HTTP_PROXY = $env:HTTPS_PROXY
                Log-OK "本地代理端口: $port"
                $proxyFound = $true
                break
            }
            $tcp.Close()
        } catch {}
    }
}

if ($env:HTTPS_PROXY) { $proxyFound = $true }

if (-not $proxyFound) {
    Log-Warn "未检测到代理/VPN"
    $r = Show-MsgBox "未检测到代理/VPN 软件。`n国内 Claude Code 需要代理才能启动。`n`n请先启动代理软件 (Clash / V2Ray / 快柠檬)，`n然后点击 '重试'。`n`n或点击 '忽略' 继续 (可能失败)。" "网络警告" "AbortRetryIgnore" "Warning"
    if ($r -eq "Retry") {
        # 重试代理检测
        try {
            $proxyUri = [System.Net.WebRequest]::DefaultWebProxy.GetProxy("https://api.anthropic.com")
            if ($proxyUri -and $proxyUri.Authority -ne "api.anthropic.com") {
                $env:HTTPS_PROXY = "http://$($proxyUri.Authority)"
                $env:HTTP_PROXY = $env:HTTPS_PROXY
                Log-OK "系统代理: $($env:HTTPS_PROXY)"
            }
        } catch {}
    } elseif ($r -eq "Abort") { exit 1 }
}

Log-OK "NO_PROXY: bww.letcareme.com, code.letcareme.com"

# 连通性测试
Log-Info "测试网络连通性..."

$netTests = @(
    @{ Name = "Gitea 代码仓库"; Url = "https://code.letcareme.com"; Direct = $true }
    @{ Name = "API 中转站";      Url = "https://bww.letcareme.com"; Direct = $true }
    @{ Name = "Claude API";      Url = "https://api.anthropic.com"; Direct = $false }
)

foreach ($t in $netTests) {
    try {
        $req = [System.Net.HttpWebRequest]::Create($t.Url)
        $req.Timeout = 8000
        $req.Method = "HEAD"
        if ($t.Direct) { $req.Proxy = [System.Net.GlobalProxySelection]::GetEmptyWebProxy() }
        $resp = $req.GetResponse()
        $code = [int]$resp.StatusCode
        $resp.Close()
        Log-OK "$($t.Name) ($($t.Url)) - HTTP $code"
    } catch {
        $errMsg = $_.Exception.InnerException.Message
        if (-not $errMsg) { $errMsg = $_.Exception.Message }
        # 非 200 但能连上也算成功 (如 401, 403)
        if ($errMsg -match '40[0-9]|30[0-9]') {
            Log-OK "$($t.Name) - 可达 (需认证)"
        } else {
            Log-Warn "$($t.Name) - 不可达: $($errMsg.Substring(0, [Math]::Min(60, $errMsg.Length)))"
        }
    }
}

# ========================================================================
#  Phase 3: 仓库克隆
# ========================================================================
Log-Phase 3 "同步 Bookworm 配置"

# B3: 使用 Windows Credential Manager (DPAPI 加密) 替代明文 store
git config --global credential.helper manager 2>$null

# 克隆/更新 config 仓库 (.claude/) — 使用 Run-CmdWithUI 防止 UI 冻结
if (Test-Path (Join-Path $ClaudeDir ".git")) {
    Log-Info "配置仓库已存在, 更新中..."
    try {
        Run-CmdWithUI "git" @("-C", $ClaudeDir, "stash") "git stash" 15000 | Out-Null
        $r = Run-CmdWithUI "git" @("-C", $ClaudeDir, "pull", "--rebase") "同步配置仓库" 120000
        if ($r.OK) { Log-OK "配置仓库已更新" } else { Log-Warn "git pull 失败, 使用本地版本" }
        Run-CmdWithUI "git" @("-C", $ClaudeDir, "stash", "pop") "git stash pop" 15000 | Out-Null
    } catch { Log-Warn "git pull 失败, 使用本地版本" }
}
elseif (Test-Path $ClaudeDir) {
    Log-Info "备份现有 .claude/ 并克隆..."
    if (Test-Path $BackupDir) { Remove-Item $BackupDir -Recurse -Force }
    Rename-Item $ClaudeDir $BackupDir

    $cred = Show-GiteaCredentialDialog
    $cloneUrl = if ($cred) { $GitUrl -replace '://', "://$([System.Uri]::EscapeDataString($cred.User)):$([System.Uri]::EscapeDataString($cred.Pass))@" } else { $GitUrl }
    $r = Run-CmdWithUI "git" @("clone", "--depth", "1", $cloneUrl, $ClaudeDir) "克隆配置仓库" 180000
    if (Test-Path (Join-Path $ClaudeDir "CLAUDE.md")) {
        Log-OK "配置仓库克隆成功 (旧目录已备份)"
    } else {
        Log-Fail "克隆失败"
        if (Test-Path $BackupDir) { Rename-Item $BackupDir $ClaudeDir }
        Show-MsgBox "配置仓库克隆失败。`n请检查网络和 Gitea 账号密码。" "克隆失败" "OK" "Error"
        exit 1
    }
}
else {
    Log-Info "首次安装, 克隆配置仓库..."
    $cred = Show-GiteaCredentialDialog
    $cloneUrl = if ($cred) { $GitUrl -replace '://', "://$([System.Uri]::EscapeDataString($cred.User)):$([System.Uri]::EscapeDataString($cred.Pass))@" } else { $GitUrl }
    $r = Run-CmdWithUI "git" @("clone", "--depth", "1", $cloneUrl, $ClaudeDir) "克隆配置仓库" 180000
    if (Test-Path (Join-Path $ClaudeDir "CLAUDE.md")) {
        Log-OK "配置仓库克隆成功"
    } else {
        Log-Fail "克隆失败"
        Show-MsgBox "配置仓库克隆失败。`n请检查网络连接和 Gitea 账号。" "克隆失败" "OK" "Error"
        exit 1
    }
}

# 创建本地运行时目录
$dirs = @("debug","sessions","cache","backups","telemetry","shell-snapshots","projects","memory")
foreach ($d in $dirs) {
    $p = Join-Path $ClaudeDir $d
    if (-not (Test-Path $p)) { New-Item -ItemType Directory -Path $p -Force | Out-Null }
}

# ─── 克隆/更新 bookworm-boot (含 crypto-helper.js + secrets-*.enc + install.ps1) ───
if (Test-Path (Join-Path $BootDir ".git")) {
    Log-Info "boot 仓库已存在, 更新中..."
    try {
        $r = Run-CmdWithUI "git" @("-C", $BootDir, "pull", "--rebase") "同步 boot 仓库" 120000
        if ($r.OK) { Log-OK "boot 仓库已更新" } else { Log-Warn "boot 仓库更新失败, 使用本地版本" }
    } catch { Log-Warn "boot 仓库更新失败, 使用本地版本" }
} else {
    Log-Info "克隆 boot 仓库 (含解密工具与凭证)..."
    if (-not $cred) { $cred = Show-GiteaCredentialDialog }
    $bootCloneUrl = if ($cred) { $BootUrl -replace '://', "://$([System.Uri]::EscapeDataString($cred.User)):$([System.Uri]::EscapeDataString($cred.Pass))@" } else { $BootUrl }
    $r = Run-CmdWithUI "git" @("clone", "--depth", "1", $bootCloneUrl, $BootDir) "克隆 boot 仓库" 180000
    if (-not (Test-Path (Join-Path $BootDir "crypto-helper.js"))) {
        Log-Fail "启动工具包下载失败"
        Show-MsgBox "Bookworm 启动工具包下载失败。`n`n请检查：`n1. Gitea 账号和密码是否正确`n2. 网络连接是否正常`n3. 代理软件是否已启动`n`n然后重新运行安装器即可。" "下载失败" "OK" "Error"
        exit 1
    }
    Log-OK "boot 仓库克隆成功 → $BootDir"
}

# ========================================================================
#  Phase 4: 凭证解密 (GUI 弹窗)
# ========================================================================
Log-Phase 4 "凭证解密"

$secretsDecrypted = $false

# 优先级 1: User 级环境变量已有 (上次安装已永久写入)
$existingKey = [System.Environment]::GetEnvironmentVariable("ANTHROPIC_API_KEY", "User")
$existingUrl = [System.Environment]::GetEnvironmentVariable("ANTHROPIC_BASE_URL", "User")
if ($existingKey) {
    # 注入到当前 Process (User 环境变量新终端才生效, 当前进程需手动加载)
    $env:ANTHROPIC_API_KEY = $existingKey
    if ($existingUrl) { $env:ANTHROPIC_BASE_URL = $existingUrl }
    # 加载其他 Key (如果有)
    foreach ($k in $CacheAllowedKeys) {
        $v = [System.Environment]::GetEnvironmentVariable($k, "User")
        if ($v) { [System.Environment]::SetEnvironmentVariable($k, $v, "Process") }
    }
    Log-OK "从系统环境变量加载凭证 (已有安装记录, 免输授权码)"
    $secretsDecrypted = $true
}

# 优先级 2: Registry DPAPI 缓存
if (-not $secretsDecrypted -and (Get-CachedSecrets)) {
    Log-OK "从 Registry 缓存加载凭证"
    $secretsDecrypted = $true
}
# 优先级 3: 解密 (缓存均未命中时)
if (-not $secretsDecrypted) {
$cryptoHelper = Join-Path $BootDir "crypto-helper.js"
if (-not (Test-Cmd "node") -or -not (Test-Path $cryptoHelper)) {
    Log-Fail "解密需要 Node.js (Phase 1 应已安装)"
    Show-MsgBox "解密凭证需要 Node.js，但未检测到。`n请确认 Phase 1 安装成功后重试。" "缺少 Node.js" "OK" "Error"
}
elseif ((Test-Path $SecretsEnc) -or (Get-ChildItem $BootDir -Filter "secrets-*.enc" -ErrorAction SilentlyContinue)) {
    # 强制要求授权码 — 不允许跳过 (跳过 = 无法使用)
    Show-MsgBox "检测到加密凭证文件，需要输入授权码才能使用 Bookworm。`n`n授权码由管理员提供，格式: BW-YYYYMMDD-XXXX...`n如果没有授权码，请联系管理员获取。" "需要授权码" "OK" "Information"

    $validAttempts = 0
    while ($validAttempts -lt 3) {
        $rawCode = Show-AuthCodeDialog ($validAttempts + 1) 3
        if (-not $rawCode) {
            # 不再静默跳过，明确警告
            $skip = Show-MsgBox "未输入授权码。`n`n没有授权码将无法使用 Bookworm（无 API 凭证）。`n`n确定要跳过吗？" "警告" "YesNo" "Warning"
            if ($skip -eq "No") { continue }
            Log-Warn "用户确认跳过授权码"
            break
        }

        $token = Parse-AuthCode-GUI $rawCode
        if ($token -eq 'EXPIRED') {
            Show-MsgBox "授权码已过期。`n请联系管理员获取新授权码。" "授权码过期" "OK" "Warning"
            continue
        }
        if (-not $token) {
            Show-MsgBox "格式错误。`n正确格式: BW-YYYYMMDD-XXXXXXXXXXXXXXXXXXXXXXXX`n`n请检查后重新粘贴。" "格式错误" "OK" "Warning"
            continue
        }

        # B7: 先检查文件存在, 再递增 validAttempts (文件缺失不消耗尝试次数)
        $fileId  = $token.Substring(0, 8)
        $encFile = Join-Path $BootDir "secrets-$fileId.enc"
        if (-not (Test-Path $encFile)) { $encFile = $SecretsEnc }
        if (-not (Test-Path $encFile)) {
            Show-MsgBox "未找到对应凭证文件。`n请确认管理员已推送 secrets-$fileId.enc 到 Gitea`n并重新运行安装器（会自动拉取）。`n`n(此次不计为失败尝试)" "文件未找到" "OK" "Warning"
            $token = $null
            continue
        }

        $validAttempts++   # B7: 只有真正尝试解密才计数

        try {
            $decrypted = & node $cryptoHelper decrypt $token $encFile 2>&1
            $decExit = $LASTEXITCODE
            $token = $null

            if ($decExit -eq 0 -and $decrypted -and $decrypted -notmatch 'WRONG_PASSWORD|WRONG_FORMAT|bad decrypt|bad magic') {
                $count = 0
                foreach ($line in $decrypted -split "`n") {
                    $line = $line.Trim()
                    if (-not $line -or $line -notmatch '=') { continue }
                    $key = ($line -split '=', 2)[0].Trim()
                    $value = ($line -split '=', 2)[1].Trim()
                    if ($key -and $value) {
                        # 写入 Process (当前进程立即生效) + User (永久, 新终端也可用)
                        [System.Environment]::SetEnvironmentVariable($key, $value, "Process")
                        [System.Environment]::SetEnvironmentVariable($key, $value, "User")
                        Log-OK "已注入: $key (永久)"
                        $count++
                    }
                }
                $decrypted = $null
                $secretsDecrypted = $true

                Show-MsgBox "授权码验证成功！`n`n$count 个凭证已写入系统环境变量 (永久生效)。`n任何终端输入 claude 即可启动，无需再次输入授权码。" "验证成功" "OK" "Information"
                break
            } else {
                $token = $null
                $remaining = 3 - $validAttempts
                if ($remaining -gt 0) {
                    Show-MsgBox "授权码无效（解密失败），剩余重试: $remaining 次" "验证失败" "OK" "Warning"
                } else {
                    Show-MsgBox "3 次验证均失败。`n请联系管理员重新获取授权码。" "解密失败" "OK" "Error"
                }
            }
        } catch {
            $token = $null
            Log-Warn "解密异常: $_"
        }
    }
}
else {
    Log-Warn "未找到任何 secrets*.enc，跳过凭证解密"
}
}  # end if (-not $secretsDecrypted)

# ========================================================================
#  Phase 5: 配置渲染
# ========================================================================
Log-Phase 5 "配置渲染"

$templateFile = Join-Path $ClaudeDir "settings.template.json"
$settingsFile = Join-Path $ClaudeDir "settings.json"

if (Test-Path $templateFile) {
    $claudeRoot = $ClaudeDir.Replace('\', '/')
    $homeDir = $env:USERPROFILE
    # pwsh 路径转正斜杠供 JSON 使用 (C:/Program Files/PowerShell/7/pwsh.exe)
    $pwshJsonPath = if ($PwshPath) { $PwshPath.Replace('\', '/') } else { "pwsh" }

    $content = Get-Content $templateFile -Raw
    $content = $content -replace '\{\{CLAUDE_ROOT\}\}', $claudeRoot
    # HOME 必须用正斜杠: C:\Users\x 中 \U 是非法 JSON 转义序列
    $homeForward = $homeDir.Replace('\', '/')
    $content = $content -replace '\{\{HOME\}\}', $homeForward
    $content = $content -replace '\{\{PWSH_PATH\}\}', $pwshJsonPath

    Set-Content $settingsFile -Value $content -Encoding UTF8
    Log-OK "settings.json 已渲染 (ROOT=$claudeRoot, SHELL=$pwshJsonPath)"

    # settings.local.template.json (向后兼容)
    $localTpl = Join-Path $ClaudeDir "settings.local.template.json"
    $localSet = Join-Path $ClaudeDir "settings.local.json"
    if (Test-Path $localTpl) {
        $lc = Get-Content $localTpl -Raw
        $lc = $lc -replace '\{\{CLAUDE_ROOT\}\}', $claudeRoot
        $lc = $lc -replace '\{\{HOME\}\}', $homeForward
        $lc = $lc -replace '\{\{USERNAME\}\}', $env:USERNAME
        $lc = $lc -replace '\{\{PWSH_PATH\}\}', $pwshJsonPath
        Set-Content $localSet -Value $lc -Encoding UTF8
        Log-OK "settings.local.json 已渲染"
    }

    # ── ~/.claude.json (Claude Code v2.1+ MCP 服务器配置的正确位置) ──
    # Claude Code 不再从 settings.json 读取 mcpServers, 必须写入 ~/.claude.json
    # 用 Node.js 做 JSON 合并 (避免 PowerShell ConvertTo-Json 深度/类型陷阱)
    $claudeJsonFile = Join-Path $env:USERPROFILE ".claude.json"
    $mcpTmpFile = Join-Path $env:TEMP "bw-mcp-servers.json"
    try {
        # 从渲染后的 settings.json 提取 mcpServers 写入临时文件
        $settingsObj = ConvertFrom-Json $content
        if ($settingsObj.mcpServers) {
            # 过滤掉 __comment 键
            $cleanMcp = @{}
            foreach ($prop in $settingsObj.mcpServers.PSObject.Properties) {
                if ($prop.Name -notlike '__*') { $cleanMcp[$prop.Name] = $prop.Value }
            }
            [PSCustomObject]$cleanMcp | ConvertTo-Json -Depth 10 | Set-Content $mcpTmpFile -Encoding UTF8

            # Node.js 安全合并: 保留 .claude.json 所有现有字段, 只注入 mcpServers
            $mergeJs = @'
const fs=require("fs");
const target=process.argv[2], src=process.argv[3];
let data={};
try{data=JSON.parse(fs.readFileSync(target,"utf8"))}catch(e){}
const mcp=JSON.parse(fs.readFileSync(src,"utf8"));
data.mcpServers=mcp;
fs.writeFileSync(target,JSON.stringify(data,null,2),"utf8");
const n=Object.keys(mcp).length;
console.log(n);
'@
            $nodeOut = & node -e $mergeJs -- $claudeJsonFile $mcpTmpFile 2>&1
            $mcpCount = ($nodeOut | Select-Object -First 1).ToString().Trim()
            Remove-Item $mcpTmpFile -Force -ErrorAction SilentlyContinue
            Log-OK ".claude.json 已写入 ($mcpCount 个 MCP 服务器)"
        }
    } catch {
        Bw-Log "WARN" ".claude.json 生成失败: $_"
    }
} else {
    Log-Warn "settings.template.json 不存在, 跳过渲染"
}

$env:CLAUDE_HOME = $ClaudeDir

# ========================================================================
#  Phase 6: MCP 验证 + 自动安装
# ========================================================================
Log-Phase 6 "MCP 服务验证 + 预安装"

# ── 6a: Bookworm 完整性检查 ──
$skillCount = 0; $hookCount = 0
$skillsDir = Join-Path $ClaudeDir "skills"
$hooksDir  = Join-Path $ClaudeDir "hooks"
if (Test-Path $skillsDir) { $skillCount = (Get-ChildItem $skillsDir -Directory -ErrorAction SilentlyContinue).Count }
if (Test-Path $hooksDir)  { $hookCount  = (Get-ChildItem $hooksDir -Filter "*.js" -File -ErrorAction SilentlyContinue).Count }

$claudeMdOK = $false
$claudeMdPath = Join-Path $ClaudeDir "CLAUDE.md"
if (Test-Path $claudeMdPath) {
    $cm = Get-Content $claudeMdPath -Raw -ErrorAction SilentlyContinue
    $claudeMdOK = $cm -match "Bookworm"
}

$settingsOK = $false
if (Test-Path $settingsFile) {
    $sc = Get-Content $settingsFile -Raw -ErrorAction SilentlyContinue
    $settingsOK = $sc -match '"hooks"'
}

$checks = @(
    @{ Name = "CLAUDE.md (Bookworm 指令)"; OK = $claudeMdOK }
    @{ Name = "Skills ($skillCount 个)";    OK = ($skillCount -gt 50) }
    @{ Name = "Hooks ($hookCount 个)";      OK = ($hookCount -gt 10) }
    @{ Name = "Settings hooks 配置";        OK = $settingsOK }
)

$allOK = $true
foreach ($c in $checks) {
    if ($c.OK) { Log-OK $c.Name } else { Log-Fail $c.Name; $allOK = $false }
}

# ── 6b: API 凭证检查 ──
Log-Info "API 凭证检查..."
if ($env:ANTHROPIC_API_KEY) { Log-OK "ANTHROPIC_API_KEY 已配置" } else { Log-Fail "ANTHROPIC_API_KEY 未配置" }
if ($env:ANTHROPIC_BASE_URL) { Log-OK "ANTHROPIC_BASE_URL 已配置" } else { Log-Warn "ANTHROPIC_BASE_URL 未配置 (将使用默认)" }

# ── 6c: MCP npx 包预缓存 (非阻塞 UI) ──
Log-Info "MCP 预安装 (npx 包预缓存)..."

$npxPackages = @(
    @{ Name = "context7";             Pkg = "@upstash/context7-mcp@2.1.1" }
    @{ Name = "sequential-thinking";  Pkg = "@modelcontextprotocol/server-sequential-thinking@2025.12.18" }
    @{ Name = "playwright";           Pkg = "@playwright/mcp@0.0.68" }
    @{ Name = "session-continuity";   Pkg = "claude-session-continuity-mcp@1.13.0" }
    @{ Name = "notebooklm";           Pkg = "notebooklm-mcp@latest" }
    @{ Name = "cloudflare-docs";      Pkg = "mcp-remote" }
    @{ Name = "chrome-devtools";      Pkg = "chrome-devtools-mcp@0.18.1" }
    @{ Name = "github";               Pkg = "@modelcontextprotocol/server-github" }
    @{ Name = "slack";                Pkg = "@modelcontextprotocol/server-slack" }
    @{ Name = "firecrawl";            Pkg = "firecrawl-mcp" }
    @{ Name = "mcp-image";            Pkg = "mcp-image" }
    @{ Name = "google-drive";         Pkg = "@piotr-agier/google-drive-mcp" }
)

$mcpOK = 0; $mcpFail = 0
foreach ($mcp in $npxPackages) {
    $idx = $mcpOK + $mcpFail + 1
    $label = "[$idx/$($npxPackages.Count)] $($mcp.Name)"
    Update-Progress-SubStatus "$label ..."
    try {
        $outTmp = Join-Path $env:TEMP "bw-npm-$($mcp.Name).tmp"
        $errTmp = Join-Path $env:TEMP "bw-npm-$($mcp.Name)-err.tmp"
        $proc = Start-Process npm.cmd -ArgumentList "cache", "add", $mcp.Pkg `
            -NoNewWindow -PassThru `
            -RedirectStandardOutput $outTmp `
            -RedirectStandardError $errTmp
        $ok = Wait-ProcessWithUI $proc 60000 $label
        if ($ok -and $proc.ExitCode -eq 0) {
            Bw-Log "OK" "$label cached"
            $mcpOK++
        } else { throw "exit=$($proc.ExitCode)" }
        Remove-Item $outTmp, $errTmp -Force -ErrorAction SilentlyContinue
    } catch {
        Bw-Log "WARN" "$label failed: $_"
        $mcpFail++
    }
}
Log-OK "npx 预缓存: $mcpOK/$($npxPackages.Count) 成功"

# ── 6d: Playwright 浏览器安装 (非阻塞 UI) ──
Log-Info "Playwright 浏览器安装..."
try {
    $pwBrowserPath = Join-Path $env:USERPROFILE "AppData\Local\ms-playwright"
    if (Test-Path (Join-Path $pwBrowserPath "chromium-*")) {
        Log-OK "Playwright Chromium 已存在"
    } else {
        $outTmp = Join-Path $env:TEMP "bw-playwright.tmp"
        $errTmp = Join-Path $env:TEMP "bw-playwright-err.tmp"
        $pwProc = Start-Process npx.cmd -ArgumentList "-y", "playwright", "install", "chromium" `
            -NoNewWindow -PassThru `
            -RedirectStandardOutput $outTmp `
            -RedirectStandardError $errTmp
        $pwOk = Wait-ProcessWithUI $pwProc 300000 "下载 Chromium (~150MB)"
        Remove-Item $outTmp, $errTmp -Force -ErrorAction SilentlyContinue
        if (-not $pwOk) { Log-Warn "Playwright 下载超时, 跳过" }
        elseif (Test-Path (Join-Path $pwBrowserPath "chromium-*")) {
            Log-OK "Playwright Chromium 安装成功"
        } else {
            Log-Warn "Playwright Chromium 安装可能未完成"
        }
    }
} catch { Log-Warn "Playwright 浏览器安装失败: $_ (不影响核心功能)" }

# ── 6e: Python MCP (uvx) 验证 (非阻塞 UI) ──
if (Test-Cmd "uvx") {
    Log-Info "Python MCP 验证 (uvx)..."
    $uvxPackages = @(
        @{ Name = "windows-mcp";  Args = @("--python", "3.13", "windows-mcp") }
        @{ Name = "atlassian";    Args = @("mcp-atlassian") }
    )
    foreach ($pkg in $uvxPackages) {
        try {
            $outTmp = Join-Path $env:TEMP "bw-uvx-$($pkg.Name).tmp"
            $errTmp = Join-Path $env:TEMP "bw-uvx-$($pkg.Name)-err.tmp"
            $installArgs = @("tool", "install") + $pkg.Args
            $proc = Start-Process uv -ArgumentList $installArgs `
                -NoNewWindow -PassThru `
                -RedirectStandardOutput $outTmp `
                -RedirectStandardError $errTmp
            $ok = Wait-ProcessWithUI $proc 90000 "uvx $($pkg.Name)"
            Remove-Item $outTmp, $errTmp -Force -ErrorAction SilentlyContinue
            if ($ok) { Bw-Log "OK" "uvx $($pkg.Name) ready" }
        } catch {
            Bw-Log "WARN" "uvx $($pkg.Name): $_"
        }
    }
} else {
    Bw-Log "INFO" "uvx 不可用, 跳过 Python MCP"
}

# ── 6f: 可选 API Key 提示 ──
$optional = @(
    @{ Key = "GITHUB_PERSONAL_ACCESS_TOKEN"; Name = "GitHub MCP" }
    @{ Key = "FIRECRAWL_API_KEY";            Name = "Firecrawl MCP" }
    @{ Key = "SLACK_BOT_TOKEN";              Name = "Slack MCP" }
    @{ Key = "BROWSERBASE_API_KEY";          Name = "Browserbase MCP" }
    @{ Key = "GEMINI_API_KEY";               Name = "MCP Image / Browserbase" }
    @{ Key = "ATLASSIAN_API_TOKEN";          Name = "Atlassian MCP" }
)
$missingOpt = $optional | Where-Object { -not [System.Environment]::GetEnvironmentVariable($_.Key, "Process") }
if ($missingOpt.Count -gt 0) {
    foreach ($m in $missingOpt) { Bw-Log "INFO" "可选 Key 未配置: $($m.Name) ($($m.Key))" }
}

# ========================================================================
#  Phase 7: 环境加固 + 完成 + 启动
# ========================================================================
Log-Phase 7 "环境加固 + 启动"

# ── 7a: claude 命令默认带 --dangerously-skip-permissions ──
# PS2EXE 下 $PROFILE 可能为 $null, 需先检查
try {
    # 构造 pwsh profile 路径 (不依赖 $PROFILE 自动变量, PS2EXE 下可能为空)
    $pwshProfile = if ($PROFILE) { $PROFILE }
        elseif ($PwshPath) { Join-Path (Split-Path $PwshPath -Parent) "profile.ps1" }
        else { Join-Path "$env:USERPROFILE\Documents\PowerShell" "Microsoft.PowerShell_profile.ps1" }

    if ($pwshProfile) {
        $profileDir = Split-Path $pwshProfile -Parent
        if ($profileDir -and -not (Test-Path $profileDir)) {
            New-Item -ItemType Directory -Path $profileDir -Force | Out-Null
        }
        $aliasLine = 'function claude { $exe = (Get-Command claude.exe -EA SilentlyContinue).Source; if($exe){ & $exe --dangerously-skip-permissions @args } else { Write-Host "claude.exe not found" } }'
        $hasAlias = (Test-Path $pwshProfile) -and (Select-String -Path $pwshProfile -Pattern 'dangerously-skip-permissions' -Quiet -ErrorAction SilentlyContinue)
        if (-not $hasAlias) {
            Add-Content -Path $pwshProfile -Value "`n# Bookworm: claude 默认免权限确认`n$aliasLine" -Encoding utf8
            Bw-Log "OK" "PowerShell profile 已添加 claude alias"
        }
    }
} catch { Bw-Log "WARN" "7a claude alias 设置失败: $_" }

# ── 7b: 清理 OAuth 登录 (防止与 relay key 冲突) ──
try {
    $credFile = Join-Path $ClaudeDir ".credentials.json"
    if ($env:ANTHROPIC_BASE_URL -and (Test-Path $credFile)) {
        $credContent = Get-Content $credFile -Raw -ErrorAction SilentlyContinue
        if ($credContent -match '"claudeAiOauth"') {
            Remove-Item $credFile -Force -ErrorAction SilentlyContinue
            Bw-Log "OK" "已清理 OAuth 登录凭证 (改用中转站 relay key)"
        }
    }
} catch { Bw-Log "WARN" "7b OAuth 清理失败: $_" }

# ── 7c: 自动修复 .claude 仓库冲突 ──
try {
    $claudeGit = Join-Path $ClaudeDir ".git"
    if (Test-Path $claudeGit) {
        $gitStatus = & git -C $ClaudeDir status --porcelain 2>&1 | Out-String
        if ($gitStatus -match '^U|^.U') {
            & git -C $ClaudeDir checkout --theirs . 2>&1 | Out-Null
            & git -C $ClaudeDir add -A 2>&1 | Out-Null
            & git -C $ClaudeDir commit -m "auto-resolve merge conflicts" 2>&1 | Out-Null
            Bw-Log "OK" "自动修复 .claude 仓库合并冲突"
        }
    }
} catch { Bw-Log "WARN" "7c 冲突修复失败: $_" }

# 关闭进度窗口
Close-ProgressForm

# 创建桌面快捷方式
New-DesktopShortcuts

if ($allOK -and $env:ANTHROPIC_API_KEY) {
    Bw-Log "DONE" "v$BWVersion 安装成功 ($skillCount Skills / $hookCount Hooks)"

    # ═══ 祝贺闪屏 (2.5 秒自动消失) ═══
    $splash = New-Object System.Windows.Forms.Form
    $splash.FormBorderStyle = "None"
    $splash.StartPosition = "CenterScreen"
    $splash.Size = New-Object System.Drawing.Size(480, 300)
    $splash.BackColor = [System.Drawing.Color]::FromArgb(24, 25, 38)
    $splash.TopMost = $true
    $splash.ShowInTaskbar = $false
    $splash.Opacity = 0.0

    # 品牌蓝紫装饰条
    $topBar = New-Object System.Windows.Forms.Panel
    $topBar.Location = New-Object System.Drawing.Point(0, 0)
    $topBar.Size = New-Object System.Drawing.Size(480, 4)
    $topBar.BackColor = [System.Drawing.Color]::FromArgb(88, 101, 242)
    $splash.Controls.Add($topBar)

    # 大勾图标
    $checkLabel = New-Object System.Windows.Forms.Label
    $checkLabel.Location = New-Object System.Drawing.Point(0, 35)
    $checkLabel.Size = New-Object System.Drawing.Size(480, 55)
    $checkLabel.Text = [char]0x2714
    $checkLabel.Font = New-Object System.Drawing.Font("Segoe UI", 36)
    $checkLabel.ForeColor = [System.Drawing.Color]::FromArgb(46, 160, 67)
    $checkLabel.TextAlign = [System.Drawing.ContentAlignment]::MiddleCenter
    $splash.Controls.Add($checkLabel)

    # 主标题
    $mainTitle = New-Object System.Windows.Forms.Label
    $mainTitle.Location = New-Object System.Drawing.Point(0, 95)
    $mainTitle.Size = New-Object System.Drawing.Size(480, 38)
    $mainTitle.Text = "Bookworm v$BWVersion 安装成功"
    $mainTitle.Font = New-Object System.Drawing.Font("Segoe UI", 18, [System.Drawing.FontStyle]::Bold)
    $mainTitle.ForeColor = [System.Drawing.Color]::White
    $mainTitle.TextAlign = [System.Drawing.ContentAlignment]::MiddleCenter
    $splash.Controls.Add($mainTitle)

    # 副标题
    $subTitle = New-Object System.Windows.Forms.Label
    $subTitle.Location = New-Object System.Drawing.Point(0, 140)
    $subTitle.Size = New-Object System.Drawing.Size(480, 28)
    $subTitle.Text = "$skillCount Skills  /  $hookCount Hooks  /  全部就绪"
    $subTitle.Font = New-Object System.Drawing.Font("Segoe UI", 11)
    $subTitle.ForeColor = [System.Drawing.Color]::FromArgb(160, 170, 200)
    $subTitle.TextAlign = [System.Drawing.ContentAlignment]::MiddleCenter
    $splash.Controls.Add($subTitle)

    # 祝福语
    $wish = New-Object System.Windows.Forms.Label
    $wish.Location = New-Object System.Drawing.Point(0, 190)
    $wish.Size = New-Object System.Drawing.Size(480, 30)
    $wish.Text = "善读者，必善造。使用愉快！"
    $wish.Font = New-Object System.Drawing.Font("Segoe UI", 12)
    $wish.ForeColor = [System.Drawing.Color]::FromArgb(88, 101, 242)
    $wish.TextAlign = [System.Drawing.ContentAlignment]::MiddleCenter
    $splash.Controls.Add($wish)

    # 底部提示
    $hint = New-Object System.Windows.Forms.Label
    $hint.Location = New-Object System.Drawing.Point(0, 250)
    $hint.Size = New-Object System.Drawing.Size(480, 22)
    $hint.Text = "双击桌面 Bookworm 图标即可随时启动"
    $hint.Font = New-Object System.Drawing.Font("Segoe UI", 9)
    $hint.ForeColor = [System.Drawing.Color]::FromArgb(100, 110, 130)
    $hint.TextAlign = [System.Drawing.ContentAlignment]::MiddleCenter
    $splash.Controls.Add($hint)

    # 底部装饰条
    $bottomBar = New-Object System.Windows.Forms.Panel
    $bottomBar.Location = New-Object System.Drawing.Point(0, 296)
    $bottomBar.Size = New-Object System.Drawing.Size(480, 4)
    $bottomBar.BackColor = [System.Drawing.Color]::FromArgb(88, 101, 242)
    $splash.Controls.Add($bottomBar)

    # 淡入动画 + 定时关闭
    $splash.Show()
    for ($i = 0; $i -le 10; $i++) {
        $splash.Opacity = $i / 10.0
        $splash.Refresh()
        Start-Sleep -Milliseconds 30
    }
    # 停留 2.5 秒
    $sw = [System.Diagnostics.Stopwatch]::StartNew()
    while ($sw.ElapsedMilliseconds -lt 2500) {
        [System.Windows.Forms.Application]::DoEvents()
        Start-Sleep -Milliseconds 50
    }
    # 淡出
    for ($i = 10; $i -ge 0; $i--) {
        $splash.Opacity = $i / 10.0
        $splash.Refresh()
        Start-Sleep -Milliseconds 25
    }
    $splash.Close()
    $splash.Dispose()

    # 启动 Bookworm — 通过桌面快捷方式的 bat (含自动 git pull)
    if (-not $SkipLaunch) {
        $startBat = Join-Path $BootDir "启动Bookworm.bat"
        if (Test-Path $startBat) {
            Start-Process -FilePath $startBat -WorkingDirectory $BootDir
        } else {
            $launchCmd = "title Bookworm Smart Assistant v$BWVersion && cd /d `"$BootDir`" && claude --dangerously-skip-permissions"
            Start-Process -FilePath "cmd.exe" -ArgumentList "/k", $launchCmd
        }
    }

} else {
    Bw-Log "DONE" "安装完成但部分受限 allOK=$allOK hasKey=$($env:ANTHROPIC_API_KEY -ne $null)"

    $issues = @()
    if (-not $allOK) { $issues += "- Bookworm 配置不完整" }
    if (-not $env:ANTHROPIC_API_KEY) { $issues += "- API 凭证未解密" }
    $issueText = $issues -join "`n"

    $launchResult = Show-MsgBox "安装完成, 但存在以下问题:`n$issueText`n`n是否仍然启动 Claude Code?`n(将以受限模式运行)`n`n日志: $BWLogFile" "安装警告" "YesNo" "Warning"
    if ($launchResult -eq "Yes" -and -not $SkipLaunch) {
        Start-Process -FilePath "cmd.exe" -ArgumentList "/k", "claude --dangerously-skip-permissions"
    }
}