<#
.SYNOPSIS
  Archive les preuves d'une session debug (journal, CSV, LLM, utrace, MemReport, CVD).

.EXAMPLE
  .\Tools\CollectDebugArtifacts.ps1 -Lot Dbg-I4 -BuildDir D:\Game\LifePlay_Build_5.5_DebugGame -Session A
#>
param(
    [Parameter(Mandatory)][string]$Lot,
    [Parameter(Mandatory)][string]$BuildDir,
    [Parameter(Mandatory)][ValidateSet('A', 'B', 'C', 'bugs', 'gpu', 'collision')][string]$Session,
    [string]$BackupRoot = 'D:\Game\LifePlay_Backup_5.5'
)
$ErrorActionPreference = 'Stop'

function Resolve-SavedDir([string]$Root) {
    foreach ($rel in @(
            'Windows\LifePlay\Saved',
            'WindowsNoEditor\LifePlay\Saved',
            'LifePlay\Saved',
            'Saved')) {
        $p = Join-Path $Root $rel
        if (Test-Path $p) { return $p }
    }
    return $null
}

$saved = Resolve-SavedDir $BuildDir
if (-not $saved) {
    Write-Error "Saved introuvable sous $BuildDir"
}

$dest = Join-Path $BackupRoot "$Lot\Session$Session"
New-Item -ItemType Directory -Force $dest | Out-Null

$copied = New-Object System.Collections.Generic.List[string]

function Copy-Match([string]$RelativeDir, [string]$Filter) {
    $from = Join-Path $saved $RelativeDir
    if (-not (Test-Path $from)) { return }
    $target = Join-Path $dest $RelativeDir
    New-Item -ItemType Directory -Force $target | Out-Null
    Get-ChildItem $from -Filter $Filter -File -ErrorAction SilentlyContinue | ForEach-Object {
        Copy-Item $_.FullName (Join-Path $target $_.Name) -Force
        $script:copied.Add((Join-Path $RelativeDir $_.Name))
    }
}

Copy-Match 'Logs' '*.log'
Copy-Match 'Profiling' '*.utrace'
Copy-Match 'Profiling\CSV' '*.csv'
Copy-Match 'Profiling\LLM' '*.csv'
Copy-Match 'Profiling\LPDebug' '*.txt'

$reportRoot = Join-Path $saved 'Profiling\MemReports'
if (Test-Path $reportRoot) {
    Get-ChildItem $reportRoot -Recurse -Filter '*.memreport' -File | ForEach-Object {
        $rel = $_.FullName.Substring($saved.Length).TrimStart('\')
        $target = Join-Path $dest $rel
        New-Item -ItemType Directory -Force (Split-Path $target -Parent) | Out-Null
        Copy-Item $_.FullName $target -Force
        $copied.Add($rel)
    }
}

foreach ($dirName in @('ChaosVisualDebugger', 'ChaosVD')) {
    $from = Join-Path $saved $dirName
    if (Test-Path $from) {
        $target = Join-Path $dest $dirName
        Copy-Item $from $target -Recurse -Force
        $copied.Add($dirName)
    }
}

Get-ChildItem $saved -Recurse -Include '*.utrace', '*.cvd' -File -ErrorAction SilentlyContinue | ForEach-Object {
    $rel = $_.FullName.Substring($saved.Length).TrimStart('\')
    if ($copied -contains $rel) { return }
    $target = Join-Path $dest $rel
    New-Item -ItemType Directory -Force (Split-Path $target -Parent) | Out-Null
    Copy-Item $_.FullName $target -Force
    $copied.Add($rel)
}

$manifest = Join-Path $dest 'manifest.txt'
@(
    "Lot=$Lot"
    "Session=$Session"
    "BuildDir=$BuildDir"
    "Saved=$saved"
    "Date=$(Get-Date -Format s)"
    "Files=$($copied.Count)"
    ''
    $copied
) | Set-Content $manifest -Encoding UTF8

Write-Host "dest=$dest fichiers=$($copied.Count)"
if ($copied.Count -lt 1) {
    Write-Error "Aucun artefact copie depuis $saved"
}
exit 0