<#
    LXS - Dev Pack (Windows)
    Description: The usual development toolchain, installed through winget.
    Repo: https://git.hyko.cx/hykocx/lxs
#>

# Load LXS common library (colors, UI helpers, spinner, loggers, guards).
# Prefers the sibling ..\lib\common.ps1 (repo checkout or installed layout) and
# only hits the network when this script is run standalone.
$LxsRawBase = if ($env:LXS_RAW_BASE) { $env:LXS_RAW_BASE } else { 'https://git.hyko.cx/hykocx/lxs/raw/branch/main' }
if (-not $env:LXS_RAW_PLATFORM_BASE) { $env:LXS_RAW_PLATFORM_BASE = "$LxsRawBase/windows" }
$LxsLibPath = if ($PSScriptRoot) { Join-Path $PSScriptRoot '..\lib\common.ps1' } else { $null }
if ($LxsLibPath -and (Test-Path $LxsLibPath)) {
    . $LxsLibPath
} else {
    try {
        $LxsLibSource = Invoke-RestMethod -Uri "$env:LXS_RAW_PLATFORM_BASE/lib/common.ps1" -UseBasicParsing -ErrorAction Stop
    } catch {
        Write-Error 'Failed to fetch lib/common.ps1'
        exit 1
    }
    # The library ships with a UTF-8 BOM (Windows PowerShell 5.1 needs it to
    # read the file as UTF-8); over HTTP that BOM arrives as a leading U+FEFF
    # character, which the parser will not accept.
    . ([scriptblock]::Create(($LxsLibSource -replace '^\uFEFF', '')))
}

$env:LXS_LOG_FILE = Join-Path (Get-LxsTempDir) 'lxs_dev_pack.log'

if (-not (Assert-LxsWindows)) { exit 1 }

$LxsDevPackages = @(
    @{ Name = 'Git';               Id = 'Git.Git' }
    @{ Name = 'VS Code';           Id = 'Microsoft.VisualStudioCode' }
    @{ Name = 'Node.js LTS';       Id = 'OpenJS.NodeJS.LTS' }
    @{ Name = 'Python 3';          Id = 'Python.Python.3.12' }
    @{ Name = 'PowerShell 7';      Id = 'Microsoft.PowerShell' }
    @{ Name = 'Windows Terminal';  Id = 'Microsoft.WindowsTerminal' }
)

function Enable-LxsWsl {
    Clear-Host
    Show-LxsBoxTop -Title 'WSL 2'
    Write-Host ''
    Write-Host 'Installs the Windows Subsystem for Linux (WSL 2) and the default'
    Write-Host 'Ubuntu distribution. Enables the Virtual Machine Platform feature,'
    Write-Host "so a $($script:Bold)reboot is required$($script:NC) before WSL works."
    Write-Host ''
    if (-not (Confirm-LxsAction -Question 'Install WSL 2?')) {
        Write-LxsInfo 'Cancelled.'
        return
    }
    if (-not (Test-LxsAdmin)) {
        Write-LxsErr 'Installing WSL requires administrator rights.'
        Write-Host "$($script:Gray)     Re-run lxs from an elevated terminal.$($script:NC)"
        return
    }
    Write-Host ''
    & wsl.exe --install
    if ($LASTEXITCODE -eq 0) {
        Write-LxsOk 'WSL install started'
        Write-LxsWarn 'Reboot to finish, then run: wsl --install -d Ubuntu'
    } else {
        Write-LxsWarn "wsl --install exited with code $LASTEXITCODE"
    }
}

function Show-LxsDevMenu {
    while ($true) {
        Clear-Host
        Show-LxsBoxTop -Title 'DEV PACK'
        Write-Host ''
        Show-LxsMenuItem '1' 'Install dev tools' 'pick from the list'
        Show-LxsMenuItem '2' 'Install WSL 2'     'needs admin + reboot'
        Show-LxsMenuItem '0' 'Back' '' -Exit
        Write-Host ''
        Show-LxsBoxBottom
        Write-Host ''
        $choice = Read-LxsChoice
        Write-Host ''

        switch ($choice) {
            '1' {
                Invoke-LxsPackageMenu -Title 'DEV PACK' -Packages $LxsDevPackages `
                    -Note 'Everything here installs per-machine and lands on your PATH.' | Out-Null
                Read-LxsEnter
            }
            '2' { Enable-LxsWsl; Read-LxsEnter }
            '0' { return }
            default { Write-LxsErr 'Invalid protocol. Select 0-2.'; Start-Sleep -Seconds 1 }
        }
    }
}

Show-LxsDevMenu
exit 75