##########################
#  Writer: Claudio Boggian
# Company: PAL s.r.l.
#-------------------------
#    Date: 2023/02/28
#       v: 1.0
#  Reason: Emission
#-------------------------
##########################

# This is needed to run the software in debug mode
Set-ExecutionPolicy -Scope Process -ExecutionPolicy Bypass

# Importing base functions
. \\pal.local\NETLOGON\Powershell\Base-Functions.ps1

$latestDate = "28/02/2023" # First release
$scriptUser = "CBO"
$latestVersion = "1.0.0"
$displayName = "IcingaAgent - Software Installation Script"

#region Initialization

$logString = "`r`n"
$logString += "#################################`r`n" 
$logString += "# __________  _____  .____      #`r`n" 
$logString += "# \______   \/  _  \ |    |     #`r`n" 
$logString += "#  |     ___/  /_\  \|    |     #`r`n" 
$logString += "#  |    |  /    |    \    |___  #`r`n" 
$logString += "#  |____|  \____|__  /_______ \ #`r`n" 
$logString += "#                  \/        \/ #`r`n" 
$logString += "#                               #`r`n" 
$logString += "#################################`r`n" 
$logString += "`r`n"
$logString += "`r`n"
$logString += " *** $displayName *** `r`n"
$logString += "`r`n"
$logString += "           Date: $($latestDate)`r`n"
$logString += "           User: $($scriptUser)`r`n"
$logString += "        Version: $($latestVersion)`r`n"
$logString += "`r`n"

#endregion

$policyGroup = "PAL SFTW ICINGA"
$serviceName = 'Icinga 2'


try {
    #Check device policy
    # if(!(Get-IsComputerMemberOf -Group $policyGroup)) {
    #     $logString += "$env:COMPUTERNAME non appartiene al gruppo $policyGroup`r`n"
    #     throw $logString
    # }

    $logString += "Initializing IcingaAgent...`r`n"
    $logString += Initialize-Icinga
    $logString += "Done!`r`n"

    $logString += "Initializing installation IcingaAgent...`r`n"

    #Icinga install/update
    if(Install-IcingaAgent -Version 'release' -AllowUpdates 1){
        $logString += "`r`nInstall success!`r`n"
    } else {
        $logString += "`r`n Icinga Agent is already at last version`r`n"
    }

    $service = Get-Service -Name $serviceName
    $logString += "Check status service $serviceName`r`n"
    
    #Check Service
    if(!($service.Status -eq 'Running')){

        $logString += "`r`nService not found, start uninstall`r`n"

        if($logString += Uninstall-IcingaAgent){

            $logString += "`r`nRestart installation`r`n"
            $logString += Install-IcingaAgent -Version 'release' -AllowUpdates 1

            if(!($service.Status -eq 'Running')){
                $logString += "`r`nService up and running`r`n"
                }

        } else {
            $logString += "`r`nUninstall failed`r`n"        
        }
    } else {
        $logString += "`r`nService up and running`r`n"
    }
}
catch {
    $logString += "$_`r`n"
}

Write-Log $displayName $logString

#TODO Da importare in Base-Functions.ps1
function Initialize-Icinga {
    $logString = "";
    $icingaModule = "icinga-powershell-framework";
    try{
        if(!(Get-InstalledicingaModule -Name $icingaModule)){
            $logString += "Installing icinga module...`r`n"
            $logString += Install-PackageProvider -Name NuGet -MinimumVersion 2.8.5.201 -Force
            $logString += Set-PSRepository -Name 'PSGallery' -InstallationPolicy Trusted
            $logString += Install-Module -Name $icingaModule
            $logString += "Icinga module installed!`r`n"
        }
        if(!(Get-Module -Name $icingaModule)){
            $logString += "Importing icinga module...`r`n"
            $logString += Import-Module -Name $icingaModule
            $logString += "Icinga module imported!`r`n"
        }
    }catch{
        $logString += "$_`r`n"
    }    
    return $logString
}