Export Inactive Sites Based On Days To CSV

$adminSiteURL = "https://domain-admin.sharepoint.com/"
$username = "username@domain.onmicrosoft.com"
$password = "********"
$secureStringPwd = $password | ConvertTo-SecureString -AsPlainText -Force 
$creds = New-Object System.Management.Automation.PSCredential -ArgumentList $username, $secureStringPwd
$dateTime = "_{0:MM_dd_yy}_{0:HH_mm_ss}" -f (Get-Date)
$basePath = "D:\Contributions\Scripts\Logs\"
$csvPath = $basePath + "\InActiveSites_PnP" + $dateTime + ".csv"
$global:inActiveSites = @()
$daysInActive = 30

Function Login() {
    [cmdletbinding()]
    param([parameter(Mandatory = $true, ValueFromPipeline = $true)] $creds)     
    Write-Host "Connecting to Site '$($adminSiteURL)'..." -ForegroundColor Yellow   
    Connect-PnPOnline -Url $adminSiteURL -Credential $creds
    Write-Host "Connection Successful!" -ForegroundColor Green 
}

Function GetInactiveSites {    
    try {
        Write-Host "Getting inactive sites..." -ForegroundColor Yellow 
        $siteCollections = Get-PnPTenantSite | Where-Object {$_.Url -notlike "-my.sharepoint.com" -and $_.Url -notlike "/portals/"}
         
        #calculate the Date
        $date = (Get-Date).AddDays(-$daysInActive).ToString("MM/dd/yyyy")
 
        #Get inactive sites based on modified date
        $global:inActiveSites = $siteCollections | Where {$_.LastContentModifiedDate -le $date} | Select *         
        Write-Host "Getting inactive sites successfully!"  -ForegroundColor Green 
    }
    catch {
        Write-Host "Error in getting inactive sites:" $_.Exception.Message -ForegroundColor Red                 
    }
    Write-Host "Exporting to CSV..."  -ForegroundColor Yellow 
    $global:inActiveSites | Export-Csv $csvPath -NoTypeInformation -Append
    Write-Host "Exported to CSV successfully!"  -ForegroundColor Green	
}

Function StartProcessing {
    Login($creds);
    GetInactiveSites
}

StartProcessing

$adminSiteURL = "https://domain-admin.sharepoint.com/"
$username = "username@domain.onmicrosoft.com"
$password = "********"
$secureStringPwd = $password | ConvertTo-SecureString -AsPlainText -Force 
$creds = New-Object System.Management.Automation.PSCredential -ArgumentList $username, $secureStringPwd
$dateTime = "_{0:MM_dd_yy}_{0:HH_mm_ss}" -f (Get-Date)
$basePath = "D:\Contributions\Scripts\Logs\"
$csvPath = $basePath + "\InActiveSites_SPO" + $dateTime + ".csv"
$global:inActiveSites = @()
$daysInActive = 30

Function Login() {
    [cmdletbinding()]
    param([parameter(Mandatory = $true, ValueFromPipeline = $true)] $creds)     
    Write-Host "Connecting to Site '$($adminSiteURL)'..." -ForegroundColor Yellow   
    Connect-SPOService -Url $adminSiteURL -Credential $creds
    Write-Host "Connection Successful!" -ForegroundColor Green 
}

Function GetInactiveSites {    
    try {
        Write-Host "Getting inactive sites..." -ForegroundColor Yellow 
        $siteCollections = Get-SPOSite -Filter { Url -notlike "-my.sharepoint.com" -and Url -notlike "/portals/" }
         
        #Calculate the Date
        $date = (Get-Date).AddDays(-$daysInActive).ToString("MM/dd/yyyy")
 
        #Get All Site collections where the content modified
        $global:inActiveSites = $siteCollections | Where {$_.LastContentModifiedDate -le $date} | Select *         
        Write-Host "Getting inactive sites successfully!"  -ForegroundColor Green 
    }
    catch {
        Write-Host "Error in getting inactive sites:" $_.Exception.Message -ForegroundColor Red                 
    }
    Write-Host "Exporting to CSV..."  -ForegroundColor Yellow 
    $global:inActiveSites | Export-Csv $csvPath -NoTypeInformation -Append
    Write-Host "Exported to CSV successfully!"  -ForegroundColor Green	
}

Function StartProcessing {
    Login($creds);
    GetInactiveSites
}

StartProcessing