??# maint_mem_sync_governanceorder.ps1
# Objet : Synchroniser la r?gle [GOVERNANCE-ORDER-OF-OPERATIONS_v1.2]
# Auteur : GPT-5 + USER - ChatGPT-Gouvernance-Projets
# Encodage : UTF-8 sans BOM
# Version : 1.1 (reconstruction + conformit? archiviste)

# =========================
# [CONFIG]
# =========================
$RegistryDir     = "\\DS-918\chatgpt\ChatGPT-Gouvernance-Projets\_registry"
$RuleFile        = Join-Path $RegistryDir "rules\GOVERNANCE-ORDER-OF-OPERATIONS_v1.2.txt"
$IndexGlobalFile = Join-Path $RegistryDir "INDEX_GOUVERNANCE_GLOBAL.txt"
$SnapshotFile    = Join-Path $RegistryDir "snapshot_2025-10-15.json"
$RegistryLogPath = "C:\Logs_Gouvernance\registry_activity.log"

# =========================
# [FONCTIONS]
# =========================
function Get-Timestamp { (Get-Date).ToString("yyyy-MM-dd HH:mm:ss") }

function Append-Log {
    param([string]$LogPath,[string]$Line)
    $dir = Split-Path -Parent $LogPath
    if (-not (Test-Path $dir)) { New-Item -ItemType Directory -Path $dir -Force | Out-Null }
    $ts = Get-Timestamp
    Add-Content -Path $LogPath -Value "$ts | $Line" -Encoding UTF8
}

function Compute-SHA1 {
    param([string]$Path)
    if (-not (Test-Path $Path)) { return "N/A" }
    return (Get-FileHash -Path $Path -Algorithm SHA1).Hash
}

# =========================
# [PREVIEW]
# =========================
Write-Host "=== [PREVIEW] SYNCHRONISATION GOVERNANCE-ORDER-OF-OPERATIONS_v1.2 ==="
Write-Host "[PLAN] Fichier de r?gle : $RuleFile"
Write-Host "[PLAN] Index global     : $IndexGlobalFile"
Write-Host "[PLAN] Snapshot JSON    : $SnapshotFile"
Write-Host "[PLAN] Journalisation   : $RegistryLogPath"
$confirm = Read-Host "Confirmer la synchronisation ? (O/N)"
if ($confirm -notin @('O','o','Y','y')) {
    Write-Host "[ABORT] Op?ration annul?e par l'utilisateur."
    return
}

# =========================
# [EXECUTION]
# =========================
try {
    if (-not (Test-Path $RuleFile)) {
        Write-Host "[ERROR] Fichier de r?gle introuvable : $RuleFile"
        return
    }

    $ts = Get-Timestamp
    $sha1 = Compute-SHA1 $RuleFile

    # --- Mise ? jour INDEX GLOBAL ---
    $entry = "[$ts] GOVERNANCE-ORDER-OF-OPERATIONS_v1.2 | SHA1=$sha1 | $RuleFile"
    if (Test-Path $IndexGlobalFile) {
        Add-Content -Path $IndexGlobalFile -Value $entry -Encoding UTF8
        Write-Host "[OK] Index global mis ? jour."
    } else {
        [IO.File]::WriteAllText($IndexGlobalFile, $entry, (New-Object Text.UTF8Encoding($false)))
        Write-Host "[OK] Index global cr??."
    }

    # --- Mise ? jour SNAPSHOT JSON ---
    $utf8NoBom = New-Object System.Text.UTF8Encoding($false)
    $json = @{}
    if (Test-Path $SnapshotFile) {
        try { $json = Get-Content -Path $SnapshotFile -Raw -Encoding UTF8 | ConvertFrom-Json }
        catch { $json = @{} }
    }

    # Assurer la pr?sence de "rules" sous forme de tableau
    if (-not $json.PSObject.Properties.Match('rules')) {
        $json | Add-Member -NotePropertyName "rules" -NotePropertyValue @()
    } elseif ($json.rules -isnot [System.Collections.IEnumerable]) {
        $json.rules = @($json.rules)
    }

    # Supprimer doublon et ajouter l'entr?e
    $json.rules = @($json.rules | Where-Object { $_.name -ne "GOVERNANCE-ORDER-OF-OPERATIONS_v1.2" })
    $json.rules += [PSCustomObject]@{
        name       = "GOVERNANCE-ORDER-OF-OPERATIONS_v1.2"
        version    = "1.2"
        sha1       = $sha1
        date_added = $ts
    }

    # Sauvegarde du JSON mis ? jour
    $json | ConvertTo-Json -Depth 5 | Out-File -FilePath $SnapshotFile -Encoding UTF8
    Write-Host "[OK] Snapshot mis ? jour : $SnapshotFile"

    # --- Journalisation ---
    Append-Log $RegistryLogPath "MEM_SYNC | GOVERNANCE-ORDER-OF-OPERATIONS_v1.2 | sha1=$sha1"
    Write-Host "[DONE] Synchronisation termin?e avec succ?s."
}
catch {
    Write-Host "[ERROR] " + $_.Exception.Message
}