# ============================================================
# Liste les bases (catalogues) disponibles sur le serveur HFSQL.
# Se connecte à une base accessible (BATIK_TEST) puis liste les
# catalogues via le schéma OLEDB. LECTURE SEULE.
# ============================================================
param(
    [string]$ConfigPath = "config/hfsql-test.local.json"
)

$ErrorActionPreference = "Stop"

$config = Get-Content $ConfigPath -Raw | ConvertFrom-Json
$db = $config.Hfsql

$server = $db.Server
$port = $db.Port
$database = $db.DatabaseName
$login = $db.Login
$password = $db.Password

Write-Output "=== LISTE DES BASES HFSQL (serveur $server`:$port) ==="
Write-Output "Connexion d'ancrage : $database"
Write-Output ""

$connStr = "Provider=PCSOFT.HFSQL;Data Source=$server`:$port;Initial Catalog=$database;User ID=$login;Password=$password"

try {
    $conn = New-Object System.Data.OleDb.OleDbConnection($connStr)
    $conn.Open()
    Write-Output "CONNEXION : OUVERTE"
    Write-Output ""

    # --- Liste des catalogues (bases) ---
    $schema = $conn.GetOleDbSchemaTable([System.Data.OleDb.OleDbSchemaGuid]::Catalogs, $null)
    if ($null -eq $schema) {
        Write-Output "CATALOGUES : schema non disponible"
    } else {
        Write-Output "CATALOGUES ($($schema.Rows.Count)) :"
        foreach ($row in $schema.Rows) {
            $catalogName = $row["CATALOG_NAME"]
            Write-Output "  - $catalogName"
        }
    }

    $conn.Close()
    Write-Output ""
    Write-Output "RESULTAT : OK"
    exit 0
}
catch {
    Write-Output "CONNEXION : ECHEC"
    Write-Output "Erreur     : $($_.Exception.Message)"
    Write-Output "RESULTAT   : KO"
    exit 3
}