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]$ExpectedBackendImage = "rap-backend:fabric-service-channel-0.2.226",
    [string]$ResultPath = "artifacts\c18z44-service-channel-rebuild-snapshot-warmup-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
}

$warmupPayload = @{
    actor_user_id = $ActorUserID
    limit = 10
    stale_after_seconds = 1
}
$warmup = (Invoke-ApiPost -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-snapshots/warmup" -Body $warmupPayload -TimeoutSec 30).rebuild_snapshot_warmup
$schemaStatus = (Invoke-ApiGet -Path "/clusters/$ClusterID/fabric/service-channels/schema-status?actor_user_id=$ActorUserID" -TimeoutSec 15).fabric_service_channel_schema_status
$deep = (Invoke-ApiGet -Path "/clusters/$ClusterID/fabric/service-channels/rebuild-attempts?actor_user_id=$ActorUserID&limit=3&enrichment=deep" -TimeoutSec 30).rebuild_attempts
$readiness = (Invoke-ApiGet -Path "/clusters/$ClusterID/fabric/service-channels/readiness?actor_user_id=$ActorUserID&limit=5" -TimeoutSec 30).fabric_service_channel_readiness
$backendLine = (& ssh $DockerSSH "docker ps --format '{{.Names}} {{.Image}} {{.Status}}' | grep '^rap_test_backend '") | Out-String

$deepItems = @($deep)
$deepWithSnapshots = @($deepItems | Where-Object { [string]$_.correlation_snapshot_at -ne "" })

$result = [ordered]@{
    schema_version = "c18z44.service_channel_rebuild_snapshot_warmup_smoke.v1"
    cluster_id = $ClusterID
    passed = [bool](
        $backendLine.Contains($ExpectedBackendImage) -and
        [string]$schemaStatus.status -eq "ready" -and
        [int]$warmup.scanned_count -gt 0 -and
        ([int]$warmup.warmed_count + [int]$warmup.already_fresh_count + [int]$warmup.deferred_stale_count) -gt 0 -and
        [int]$warmup.error_count -eq 0 -and
        $deepItems.Count -gt 0 -and
        $deepWithSnapshots.Count -eq $deepItems.Count -and
        [string]$readiness.status -ne ""
    )
    checks = [ordered]@{
        backend_expected_image_deployed = $backendLine.Contains($ExpectedBackendImage)
        schema_ready = ([string]$schemaStatus.status -eq "ready")
        warmup_scanned_attempts = ([int]$warmup.scanned_count -gt 0)
        warmup_touched_or_confirmed = (([int]$warmup.warmed_count + [int]$warmup.already_fresh_count + [int]$warmup.deferred_stale_count) -gt 0)
        warmup_no_errors = ([int]$warmup.error_count -eq 0)
        deep_returns_snapshots = ($deepItems.Count -gt 0 -and $deepWithSnapshots.Count -eq $deepItems.Count)
        readiness_available = ([string]$readiness.status -ne "")
    }
    summary = [ordered]@{
        backend_container = $backendLine.Trim()
        warmup = $warmup
        schema_status = [string]$schemaStatus.status
        deep_count = $deepItems.Count
        deep_with_snapshots = $deepWithSnapshots.Count
        readiness_status = [string]$readiness.status
    }
}

$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 "C18Z44 service-channel rebuild snapshot warmup smoke failed. Result: $resultFullPath"
}

Write-Host "C18Z44 service-channel rebuild snapshot warmup smoke passed. Result: $resultFullPath"
$result