# Module CsvHandler - Lecture/ecriture CSV automates

function Read-AutomateCsv {
    [CmdletBinding()]
    param(
        [Parameter(Mandatory)]
        [string]$CsvPath
    )

    if (-not (Test-Path $CsvPath)) {
        throw "Fichier CSV introuvable : $CsvPath"
    }

    $rows = Import-Csv -Path $CsvPath -Delimiter ";"
    Write-Log -Message "CSV charge : $($rows.Count) lignes depuis $CsvPath" -Level INFO
    return $rows
}

function Get-BaseUrl {
    [CmdletBinding()]
    param(
        [Parameter(Mandatory)]
        [PSCustomObject]$Automate
    )

    $ip = $Automate."Current Ip"
    $httpsPort = $Automate.HttpsPort
    $httpPort = $Automate.HttpPort

    # HTTPS si port > 0 et != -1
    if ($httpsPort -and $httpsPort -ne "" -and [int]$httpsPort -gt 0 -and [int]$httpsPort -ne -1) {
        if ([int]$httpsPort -eq 443) {
            return "https://$ip"
        }
        return "https://${ip}:$httpsPort"
    }

    # HTTP si port > 0
    if ($httpPort -and $httpPort -ne "" -and [int]$httpPort -gt 0 -and [int]$httpPort -ne -1) {
        if ([int]$httpPort -eq 80) {
            return "http://$ip"
        }
        return "http://${ip}:$httpPort"
    }

    return $null
}

function Get-Credentials {
    [CmdletBinding()]
    param(
        [Parameter(Mandatory)]
        [PSCustomObject]$Automate,

        [string]$DefaultUsername = "admin",
        [string]$DefaultPassword = ""
    )

    $username = $DefaultUsername
    $password = $DefaultPassword

    # Override depuis le CSV si colonnes presentes et renseignees
    $props = $Automate.PSObject.Properties.Name
    if ("Username" -in $props -and $Automate.Username -and $Automate.Username -ne "") {
        $username = $Automate.Username
    }
    if ("Password" -in $props -and $Automate.Password -and $Automate.Password -ne "") {
        $password = $Automate.Password
    }

    return @{
        Username = $username
        Password = $password
    }
}

function Write-OutputCsv {
    [CmdletBinding()]
    param(
        [Parameter(Mandatory)]
        [array]$OutputRows,

        [Parameter(Mandatory)]
        [string]$OutputPath
    )

    # Creer le repertoire de sortie si necessaire
    $outputDir = Split-Path $OutputPath -Parent
    if ($outputDir -and -not (Test-Path $outputDir)) {
        New-Item -ItemType Directory -Path $outputDir -Force | Out-Null
    }

    $OutputRows | Export-Csv -Path $OutputPath -Delimiter ";" -NoTypeInformation -Encoding UTF8
    Write-Log -Message "CSV de sortie ecrit : $OutputPath ($($OutputRows.Count) lignes)" -Level SUCCESS
}

Export-ModuleMember -Function Read-AutomateCsv, Get-BaseUrl, Get-Credentials, Write-OutputCsv