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]$ExpectedBackendImage = "rap-backend:fabric-service-channel-0.2.223",
    [string]$ResultPath = "artifacts\c18z41-service-channel-rebuild-incident-actions-smoke-result.json"
)

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

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

function Invoke-ApiGet {
    param([string]$Path, [int]$TimeoutSec = 30)
    Invoke-RestMethod -Method Get -Uri "$ApiBaseUrl$Path" -TimeoutSec $TimeoutSec
}

function Invoke-ApiPost {
    param([string]$Path, [object]$Body, [int]$TimeoutSec = 30)
    Invoke-RestMethod -Method Post -Uri "$ApiBaseUrl$Path" -ContentType "application/json" -Body ($Body | ConvertTo-Json -Depth 20) -TimeoutSec $TimeoutSec
}

function Get-Prop {
    param([object]$Object, [string]$Name)
    if ($null -eq $Object) { return $null }
    $prop = $Object.PSObject.Properties[$Name]
    if ($null -eq $prop) { return $null }
    return $prop.Value
}

$before = @((Invoke-ApiGet -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-incidents?actor_user_id=$ActorUserID&limit=5" -TimeoutSec 30).rebuild_incidents)
if ($before.Count -lt 1) {
    throw "C18Z41 smoke needs at least one rebuild incident."
}

$target = $before | Where-Object { (Get-Prop $_ "alert_silenced") -ne $true } | Select-Object -First 1
if ($null -eq $target) {
    $target = $before | Select-Object -First 1
}

$investigationPayload = [ordered]@{
    actor_user_id = $ActorUserID
    reporter_node_id = [string]$target.reporter_node_id
    route_id = [string]$target.route_id
    service_class = [string]$target.service_class
    generation = [string]$target.generation
    guard_status = [string]$target.guard_status
    incident_id = [string]$target.fingerprint
    reason = "c18z41 smoke opened deep rebuild ledger"
}
Invoke-ApiPost -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-incidents/investigations" -Body $investigationPayload -TimeoutSec 15 | Out-Null

$audit = @((Invoke-ApiGet -Path "/clusters/$ClusterID/audit?actor_user_id=$ActorUserID&limit=20" -TimeoutSec 15).audit_events)
$auditMatched = @($audit | Where-Object {
    [string]$_.event_type -eq "fabric.service_channel_rebuild_incident.investigation_opened" -and
    [string]$_.target_id -eq [string]$target.route_id
}).Count -ge 1

$silencePayload = [ordered]@{
    actor_user_id = $ActorUserID
    reporter_node_id = [string]$target.reporter_node_id
    route_id = [string]$target.route_id
    guard_status = [string]$target.guard_status
    generation = [string]$target.generation
    reason = "c18z41 smoke incident acknowledgement"
    ttl_seconds = 21600
}
Invoke-ApiPost -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-health/silences" -Body $silencePayload -TimeoutSec 15 | Out-Null

$after = @((Invoke-ApiGet -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-incidents?actor_user_id=$ActorUserID&limit=5" -TimeoutSec 30).rebuild_incidents)
$afterTarget = $after | Where-Object {
    [string]$_.reporter_node_id -eq [string]$target.reporter_node_id -and
    [string]$_.route_id -eq [string]$target.route_id -and
    [string]$_.service_class -eq [string]$target.service_class -and
    [string]$_.generation -eq [string]$target.generation -and
    [string]$_.guard_status -eq [string]$target.guard_status
} | Select-Object -First 1

$health = (Invoke-ApiGet -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-health?actor_user_id=$ActorUserID&limit=5" -TimeoutSec 30).rebuild_health

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

$incidentSilenced = $null -ne $afterTarget -and (Get-Prop $afterTarget "alert_silenced") -eq $true

$result = [ordered]@{
    schema_version = "c18z41.service_channel_rebuild_incident_actions_smoke.v1"
    cluster_id = $ClusterID
    incident_fingerprint = [string]$target.fingerprint
    route_id = [string]$target.route_id
    reporter_node_id = [string]$target.reporter_node_id
    generation = [string]$target.generation
    passed = [bool](
        $backendLine.Contains($ExpectedBackendImage) -and
        $auditMatched -and
        $incidentSilenced -and
        [int]$health.silenced_count -ge 1
    )
    checks = [ordered]@{
        backend_expected_image_deployed = $backendLine.Contains($ExpectedBackendImage)
        investigation_audit_recorded = $auditMatched
        incident_marked_silenced = $incidentSilenced
        health_reports_silenced = ([int]$health.silenced_count -ge 1)
    }
    summary = [ordered]@{
        backend_container = $backendLine.Trim()
        before_incident_count = $before.Count
        after_incident_count = $after.Count
        target_before = $target
        target_after = $afterTarget
        health_silenced_count = [int]$health.silenced_count
    }
}

$resultFullPath = Join-Path $repoRoot $ResultPath
$resultDir = Split-Path -Parent $resultFullPath
if (-not (Test-Path $resultDir)) {
    New-Item -ItemType Directory -Path $resultDir | Out-Null
}
$result | ConvertTo-Json -Depth 100 | Set-Content -Path $resultFullPath -Encoding UTF8

if (-not $result.passed) {
    throw "C18Z41 service-channel rebuild incident actions smoke failed. Result: $resultFullPath"
}

Write-Host "C18Z41 service-channel rebuild incident actions smoke passed. Result: $resultFullPath"
$result