install.depend.ps1

#requires -RunAsAdministrator

Write-Output 'Checking for nuget.exe'
if (-not ($NuGetPath = (Get-Command 'nuget.exe' -ErrorAction SilentlyContinue).Path)) {

    if (-not (Test-Path -Path '.\bin' -ErrorAction SilentlyContinue)) {
        New-Item -Path 'bin' -ItemType Directory
    }

    Write-Output 'nuget.exe not found, downloading into project bin path'
    $NuGetPath = Resolve-Path -Path '.\bin'
    $NuGetFile = Join-Path -Path $NuGetPath -ChildPath 'nuget.exe'
    Invoke-WebRequest -Uri 'https://dist.nuget.org/win-x86-commandline/latest/nuget.exe' -OutFile $NuGetFile

    $path = [Environment]::GetEnvironmentVariable('Path', 'Machine')
    $environmentPaths = $path.Split(';')
    if (-not ($NuGetPath -contains $environmentPaths)) {
        Write-Output 'Updating System Environment path'
        $path += ";$NuGetPath"
        $env:Path = $path
        if (-not ($Env:BUILD_SOURCESDIRECTORY -and $Env:BUILD_BUILDNUMBER)) {
            # Test for Azure build Agent - Exception calling "SetEnvironmentVariable" with "3" argument(s): "Requested registry access is not allowed."
            [Environment]::SetEnvironmentVariable("Path", $path, 'Machine')
        }
    }

}

# Bootstrap environment
Write-Output 'Bootstrap NuGet PackageProvider'
Get-PackageProvider -Name 'NuGet' -ForceBootstrap | Out-Null

# Install PSDepend module if it is not already installed
if (-not (Get-Module -Name 'PSDepend' -ListAvailable)) {
    Write-Output 'PSDepend is not yet installed, installing PSDepend'
    Install-Module -Name 'PSDepend' -Scope 'CurrentUser' -Force
} else {
    Write-Output 'PSDepend already installed'
}

# Install build dependencies
$psDependencyConfigPath = Join-Path -Path $PSScriptRoot -ChildPath 'install.depend.psd1'
Write-Output "Checking / resolving module dependencies from [$psDependencyConfigPath]..."
Import-Module -Name 'PSDepend'
$invokePSDependParams = @{
    Path    = $psDependencyConfigPath
    Import  = $true
    Confirm = $false
    Install = $true
    Verbose = $false
}
Invoke-PSDepend @invokePSDependParams

Write-Output 'Finished installing all dependencies'