param(
    [string]$ApiBaseUrl = "http://192.168.200.61:18121/api/v1",
    [string]$ClusterID = "cfc0743d-d960-49fb-9de8-96e063d5e4aa",
    [string]$ActorUserID = "f67d943f-5397-4b3a-a229-695fe67ad700",
    [string]$DockerSSH = "test-docker",
    [string]$ExpectedBackendImage = "rap-backend:fabric-service-channel-0.2.201",
    [string]$ResultPath = "artifacts\c18z26-service-channel-recovery-demotion-smoke-result.json"
)

Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"

$scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$repoRoot = (Resolve-Path (Join-Path $scriptDir "..\..")).ProviderPath
$backendRoot = Join-Path $repoRoot "backend"

Push-Location $backendRoot
try {
    $unitTestOutput = & go test ./internal/modules/cluster -run "TestServiceChannelRouteFeedbackReportExposesRecoveryState|TestFabricServiceChannelRecoveryPromotionRemovesHysteresisPenalty|TestFabricServiceChannelRecoveryDemotionMarksRouteReason|TestRoutePathDecisionReportCountsRecoveryHysteresis" 2>&1
    if ($LASTEXITCODE -ne 0) {
        $unitText = ($unitTestOutput | Out-String)
        throw "C18Z26 recovery demotion backend unit tests failed:`n$unitText"
    }
} finally {
    Pop-Location
}

$feedbackUrl = "$ApiBaseUrl/clusters/$ClusterID/fabric/service-channels/route-feedback?actor_user_id=$ActorUserID&include_expired=true"
$feedbackResponse = Invoke-RestMethod -Method Get -Uri $feedbackUrl
$feedbackItems = @($feedbackResponse.route_feedback)
$feedbackHasRecoveryState = $true
foreach ($item in $feedbackItems) {
    $properties = @($item.PSObject.Properties.Name)
    if (-not ($properties -contains "recovery_state")) {
        $feedbackHasRecoveryState = $false
    }
}

$backendLine = (& ssh $DockerSSH "docker ps --format '{{.Names}} {{.Image}} {{.Status}}' | grep '^rap_test_backend '") | Out-String
$backendImageOK = $backendLine.Contains($ExpectedBackendImage)

$result = [ordered]@{
    schema_version = "c18z26.service_channel_recovery_demotion_smoke.v1"
    passed = [bool]($backendImageOK -and $feedbackHasRecoveryState)
    checks = [ordered]@{
        unit_recovery_demotion_contract_passed = ($unitTestOutput -join "`n").Contains("ok")
        backend_expected_image_deployed = $backendImageOK
        route_feedback_api_has_recovery_state = $feedbackHasRecoveryState
    }
    summary = [ordered]@{
        unit_test_output = ($unitTestOutput | Out-String).Trim()
        backend_container = $backendLine.Trim()
        expected_backend_image = $ExpectedBackendImage
        route_feedback_count = $feedbackItems.Count
        demoted_route_count = @($feedbackItems | Where-Object {
            $properties = @($_.PSObject.Properties.Name)
            ($properties -contains "recovery_demoted") -and $_.recovery_demoted
        }).Count
    }
}

$resolvedResultPath = Join-Path $repoRoot $ResultPath
$result | ConvertTo-Json -Depth 100 | Set-Content -Path $resolvedResultPath -Encoding UTF8

if (-not $result.passed) {
    throw "C18Z26 recovery demotion smoke failed. Result: $resolvedResultPath"
}

Write-Host "C18Z26 service-channel recovery demotion smoke passed. Result: $resolvedResultPath"
$result