param (
    [string] $subscriptionId = "",
    [string] $resourcegroupName = "",
    [string] $storageAccountName = ""
)

if (("" -eq $subscriptionId) -or ("" -eq $resourcegroupName) -or ("" -eq $storageAccountName)) {
    throw "Parameter(s) missing."    
}
else {
    Write-Host "Processing subscription [$subscriptionId], resource group [$resourcegroupName], storage account [$storageAccountName]"    
}

# .\AzureStoragebloblist.ps1 -subscriptionId "7feeb150-9ee0-4aea-992a-5f3a89d933e6" -resourcegroupName "results-activity" -storageAccountName "effactivity"
# .\AzureStoragebloblist.ps1 -subscriptionId "7feeb150-9ee0-4aea-992a-5f3a89d933e6" -resourcegroupName "Results" -storageAccountName "myeffectoryresults"
# .\AzureStoragebloblist.ps1 -subscriptionId "a134faf1-7a89-4f2c-8389-06d00bd5e2a7" -resourcegroupName "Default-Storage-WestEurope" -storageAccountName "ecestore"

class BlobCheck {
    [string] $SubscriptionId = ""
    [string] $SubscriptionName = ""
    [string] $ResourcegroupName = ""
    [string] $StorageAccountName = ""
    [string] $ContainerName = ""
    [string] $BlobName = ""
    [string] $LastModifiedDate = ""
}

[int] $maxCount = 100000
$containerToken = $null
$blobToken = $null

[string] $date = Get-Date -Format "yyyy-MM-dd HHmm"
$fileName =  ".\$date - $storageAccountName - bloblist.csv" 

$subscription = Set-AzContext -SubscriptionId $subscriptionId
$storageAccount = Get-AzStorageAccount -ResourceGroupName $resourcegroupName -Name $storageAccountName

do {

    $containers = Get-AzStorageContainer -Context $storageAccount.Context -MaxCount $maxCount -ContinuationToken $containerToken

    foreach ($container in $containers) {

    

        do {
            [BlobCheck[]]$Result = @()

            $blobList = Get-AzStorageBlob -Container $Container.Name -Context $storageAccount.Context -MaxCount $maxCount -ContinuationToken $blobToken #-Prefix "projects"
            if ($blobList.Length -le 0) { 
                Break;
            }

            foreach($blob in $blobList) {
                [BlobCheck] $blobCheck = [BlobCheck]::new()
                $blobCheck.SubscriptionId = $subscription.Subscription.Id
                $blobCheck.SubscriptionName = $subscription.Subscription.Name
                $blobCheck.ResourcegroupName = $resourcegroupName
                $blobCheck.StorageAccountName = $storageAccountName
                $blobCheck.ContainerName = $container.Name
                $blobCheck.BlobName = $blob.Name
                $blobCheck.LastModifiedDate = $blob.LastModified
                $Result += $blobCheck
            }
            $Result | Export-Csv -Path $fileName -NoTypeInformation -Append
            $blobToken = $blobList[$blobList.Count -1].ContinuationToken;
        }
        while ($null -ne $blobToken)
    }

    if ($containers.Length -le 0) 
    { 
        Break;
    }
    $containerToken = $containers[$containers.Count -1].ContinuationToken;
}
while ($null -ne $containerToken)