param(
  [Parameter(Mandatory = $true)]
  [string]$RunPath,
  [Parameter(Mandatory = $true)]
  [string]$RoleId,
  [Parameter(Mandatory = $true)]
  [ValidateSet("pending", "in_progress", "done", "blocked", "rejected")]
  [string]$Status,
  [string]$Note
)

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

if (-not (Test-Path -LiteralPath $RunPath)) {
  throw "Run path not found: $RunPath"
}

$manifestPath = Join-Path $RunPath "manifest.json"
if (-not (Test-Path -LiteralPath $manifestPath)) {
  throw "manifest.json not found: $manifestPath"
}

$manifestRaw = Get-Content -LiteralPath $manifestPath -Raw
$manifest = $manifestRaw | ConvertFrom-Json
$role = $manifest.roles | Where-Object { $_.id -eq $RoleId } | Select-Object -First 1
if (-not $role) {
  throw "Role not found: $RoleId"
}

$reportPath = Join-Path $RunPath (($role.reportPath -replace "/", "\"))
if (-not (Test-Path -LiteralPath $reportPath)) {
  throw "Role report not found: $reportPath"
}

$reportLines = Get-Content -LiteralPath $reportPath
$now = (Get-Date).ToString("s")
$statusLineIndex = -1
$updatedLineIndex = -1

for ($index = 0; $index -lt $reportLines.Count; $index++) {
  if ($reportLines[$index] -like "- Status:*") {
    $statusLineIndex = $index
  }
  if ($reportLines[$index] -like "- Updated At:*") {
    $updatedLineIndex = $index
  }
}

if ($statusLineIndex -ge 0) {
  $reportLines[$statusLineIndex] = "- Status: $Status"
} else {
  $reportLines = @("- Status: $Status") + $reportLines
}

if ($updatedLineIndex -ge 0) {
  $reportLines[$updatedLineIndex] = "- Updated At: $now"
} else {
  $reportLines = @("- Updated At: $now") + $reportLines
}

if (-not [string]::IsNullOrWhiteSpace($Note)) {
  $reportLines += ""
  $reportLines += "## Progress Log ($now)"
  $reportLines += ""
  $reportLines += "- $Note"
}

Set-Content -LiteralPath $reportPath -Value $reportLines -Encoding UTF8

foreach ($manifestRole in $manifest.roles) {
  if ($manifestRole.id -eq $RoleId) {
    $manifestRole.status = $Status
  }
}
$manifest.updatedAt = $now

$manifest | ConvertTo-Json -Depth 8 | Set-Content -LiteralPath $manifestPath -Encoding UTF8

Write-Host "Role status updated: $RoleId -> $Status"
Write-Host "Report file: $reportPath"