[CmdletBinding()]
param(
    [string]$CodexHome,
    [string]$TaskName = 'Codex Force HTTP Provider'
)

$ErrorActionPreference = 'Stop'
Set-StrictMode -Version 2.0

if (-not $CodexHome) {
    if ($env:CODEX_HOME) { $CodexHome = $env:CODEX_HOME }
    elseif ($env:USERPROFILE) { $CodexHome = Join-Path $env:USERPROFILE '.codex' }
    else { throw 'Cannot determine CODEX_HOME; pass -CodexHome explicitly.' }
}

$CodexHome = [System.IO.Path]::GetFullPath($CodexHome)
$ConfigFile = Join-Path $CodexHome 'config.toml'

$Task = Get-ScheduledTask -TaskName $TaskName -ErrorAction SilentlyContinue
if ($Task) {
    Disable-ScheduledTask -TaskName $TaskName | Out-Null
    Write-Output "Disabled scheduled task: $TaskName"
}

if (-not (Test-Path -LiteralPath $ConfigFile -PathType Leaf)) {
    Write-Output "No active config.toml found: $ConfigFile"
    return
}

$Timestamp = Get-Date -Format 'yyyyMMdd-HHmmss'
$DisabledFile = Join-Path $CodexHome "config.toml.disabled-$Timestamp"
Move-Item -LiteralPath $ConfigFile -Destination $DisabledFile

Write-Output "Disabled current config without deleting it: $DisabledFile"
Write-Output 'Existing config.toml.before-http-*.bak files were not changed.'
Write-Output 'Restart ChatGPT and retry Settings. If config.toml reappears, stop and identify the writer before changing it again.'