[CmdletBinding()]
param(
    [Parameter(Position = 0)]
    [string]$ModelPath
)

$ErrorActionPreference = 'Stop'
$scriptDirectory = Split-Path -Parent $MyInvocation.MyCommand.Path
$repoRoot = Split-Path -Parent $scriptDirectory
$defaultsFilePath = Join-Path $scriptDirectory 'test-automation.defaults.json'

function Resolve-RoamerPath {
    $candidates = New-Object System.Collections.Generic.List[string]
    $appPathKeys = @(
        'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\Roamer.exe',
        'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\App Paths\Roamer.exe'
    )

    foreach ($key in $appPathKeys) {
        try {
            $value = (Get-ItemProperty -Path $key -ErrorAction Stop).'(default)'
            if (-not [string]::IsNullOrWhiteSpace($value)) {
                $candidates.Add($value)
            }
        }
        catch {
        }
    }

    $wellKnownPaths = @(
        (Join-Path ${env:ProgramFiles} 'Autodesk\Navisworks Manage 2026\Roamer.exe'),
        (Join-Path ${env:ProgramFiles(x86)} 'Autodesk\Navisworks Manage 2026\Roamer.exe'),
        (Join-Path ${env:ProgramFiles} 'Autodesk\Navisworks Simulate 2026\Roamer.exe'),
        (Join-Path ${env:ProgramFiles(x86)} 'Autodesk\Navisworks Simulate 2026\Roamer.exe')
    ) | Where-Object { $_ }

    foreach ($path in $wellKnownPaths) {
        $candidates.Add($path)
    }

    foreach ($candidate in $candidates | Select-Object -Unique) {
        if (-not [string]::IsNullOrWhiteSpace($candidate) -and (Test-Path $candidate)) {
            return [System.IO.Path]::GetFullPath($candidate)
        }
    }

    throw '找不到 Roamer.exe。请确认 Navisworks Manage 2026 已安装。'
}

function Resolve-DefaultModelPath {
    if (-not (Test-Path $defaultsFilePath)) {
        return $null
    }

    try {
        $defaults = Get-Content $defaultsFilePath -Raw | ConvertFrom-Json
        $defaultModelPath = [string]$defaults.defaultModelPath
        if ([string]::IsNullOrWhiteSpace($defaultModelPath)) {
            return $null
        }

        $resolvedPath = [System.IO.Path]::GetFullPath($defaultModelPath)
        if (-not (Test-Path $resolvedPath)) {
            throw "默认模型文件不存在: $resolvedPath"
        }

        return $resolvedPath
    }
    catch {
        throw "读取默认测试配置失败: $($_.Exception.Message)"
    }
}

function Dismiss-RecoveryPromptIfPresent {
    param(
        [int]$TimeoutSeconds = 20
    )

    Add-Type -AssemblyName System.Windows.Forms | Out-Null
    $shell = New-Object -ComObject WScript.Shell
    $windowTitles = @(
        '是否从自动保存重新载入？',
        '是否从自动保存重新载入?'
    )

    $deadline = (Get-Date).AddSeconds($TimeoutSeconds)
    while ((Get-Date) -lt $deadline) {
        foreach ($windowTitle in $windowTitles) {
            try {
                if ($shell.AppActivate($windowTitle)) {
                    Start-Sleep -Milliseconds 300
                    [System.Windows.Forms.SendKeys]::SendWait('%N')
                    Write-Host '已自动选择“否”以跳过自动保存恢复窗口。'
                    return
                }
            }
            catch {
            }
        }

        Start-Sleep -Milliseconds 500
    }
}

if ([string]::IsNullOrWhiteSpace($ModelPath)) {
    $ModelPath = Resolve-DefaultModelPath
}

if (-not [string]::IsNullOrWhiteSpace($ModelPath)) {
    $ModelPath = [System.IO.Path]::GetFullPath($ModelPath)
    if (-not (Test-Path $ModelPath)) {
        throw "模型文件不存在: $ModelPath"
    }
}

$roamerPath = Resolve-RoamerPath
$existingProcess = Get-Process Roamer -ErrorAction SilentlyContinue | Select-Object -First 1
$env:TRANSPORTPLUGIN_TEST_AUTOMATION = '1'

if ($existingProcess) {
    Write-Host ("Navisworks 已在运行，PID={0}" -f $existingProcess.Id)
    if (-not [string]::IsNullOrWhiteSpace($ModelPath)) {
        Start-Process -FilePath $roamerPath -ArgumentList @($ModelPath) | Out-Null
        Write-Host ("已请求 Navisworks 打开模型: {0}" -f $ModelPath)
    }

    Dismiss-RecoveryPromptIfPresent

    Write-Host '提示: 当前测试 HTTP 服务在插件 DockPane OnLoaded 中启动，首次测试前请确保插件面板已打开。'
    exit 0
}

$arguments = @()
if (-not [string]::IsNullOrWhiteSpace($ModelPath)) {
    $arguments += $ModelPath
}

$startProcessParams = @{
    FilePath = $roamerPath
    PassThru = $true
}

if ($arguments.Count -gt 0) {
    $startProcessParams.ArgumentList = $arguments
}

$process = Start-Process @startProcessParams
Write-Host ("Navisworks 启动中，PID={0}" -f $process.Id)

$deadline = (Get-Date).AddSeconds(30)
do {
    Start-Sleep -Milliseconds 500
    $running = Get-Process -Id $process.Id -ErrorAction SilentlyContinue
} while (-not $running -and (Get-Date) -lt $deadline)

if (-not $running) {
    throw 'Navisworks 启动超时，30 秒内未检测到 Roamer.exe 进程。'
}

Dismiss-RecoveryPromptIfPresent

Write-Host ("Navisworks 已启动: {0}" -f $roamerPath)
if (-not [string]::IsNullOrWhiteSpace($ModelPath)) {
    Write-Host ("已打开模型参数: {0}" -f $ModelPath)
}

Write-Host '提示: 当前测试 HTTP 服务在插件 DockPane OnLoaded 中启动，首次测试前请确保插件面板已打开。'