<#
.SYNOPSIS
Installs the latest alpha build of Windows Terminal
#>
param(
    #Path to store the terminal app. Defaults to %LocalAppData%/WinTerminalDev
    $Path = (join-path $env:LocalAppData "WinTerminalDev")
)
write-host -fore Green "====Windows Terminal Latest Dev Build Installer===="
#Sanity Checks
$ErrorActionPreference = 'stop'
$DevMode = Get-ItemPropertyValue -Path 'HKLM:\software\Microsoft\Windows\CurrentVersion\AppModelUnlock' -Name allowdevelopmentwithoutdevlicense
if (-not $DevMode) {throw "You have not enabled developer mode in Windows yet: https://docs.microsoft.com/en-us/windows/uwp/get-started/enable-your-device-for-development"}

[int]$ReleaseID = Get-ItemPropertyValue -Path "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion" -Name ReleaseID
if ([environment]::OSVersion.version -lt '10.0.18362.0') {throw "You need Windows 10 1903 or greater to test Windows Terminal."}

#Get Latest Successful Master Build
function Get-AzDevOpsArtifact($organization,$project,$path) {
    $body = [ordered]@{
        resultFilter='Succeeded'
        BuildQueryOrder='finishTimeDescending'
        reasonFilter='batchedCI'
        branchName='refs/heads/master'
        artifactName='appx-Release'
        '$top'="1"
        'api-version'=4.1
    }
    $baseURI = "https://dev.azure.com/$organization/$project/_apis/build"
    $latestBuildID = (irm "$baseURI/builds" -body $Body -verbose).value.id
    write-host -fore Green "Fetching artifact for build $latestBuildId"
    $zipUrl = (irm "$baseuri/builds/$latestBuildID/artifacts" -verbose).value.resource.downloadUrl
    $progresspreference='silentlycontinue'
    $zipDir = New-Item $path -type Directory -ErrorAction 'SilentlyContinue'
    write-host -fore Green "Downloading appexrelease for build $latestBuildId"
    iwr -outfile "$path\appxrelease.zip" -UseBasicParsing $zipUrl -verbose
}

Get-AzDevOpsArtifact ms terminal "$path" -verbose
Expand-Archive $path/appxrelease.zip -force
$appxreleasepath = join-path $path 'appxrelease/appx-Release'

'CascadiaPackage_*_x64.msix','OpenConsolePackage_*_x64.appx' | foreach {
    Get-ChildItem $appxreleasepath/$PSItem
} | foreach {
    write-host -fore green "Installing $PSItem Package"
    $PSItem | Expand-Archive -Force
    Add-AppxPackage "$appxreleasepath/$($psitem.basename)/AppxManifest.xml" -Register -Verbose -ForceApplicationShutdown
}
write-host -fore green "Done!"