begin {
    $global_parameters = @(
        @{
            name                 = 'Bp Scus'
            Cloud_provider       = 'Azure'
            subscription         = 'ac782c49-b833-4ca1-b632-5eb85281cc26'
            ResourceGroupName    = 'rg-BP-shared-scus01'
            StorageAccountName   = 'roserbpsqlbackupscus'
            StorageContainerName = 'backupcontainer'
        },
        @{
            name                 = 'Bp Weu'
            Cloud_provider       = 'Azure'
            subscription         = 'ac782c49-b833-4ca1-b632-5eb85281cc26'
            ResourceGroupName    = 'rg-BP-shared-weu01'
            StorageAccountName   = 'roserbpsqlbackupweu'
            StorageContainerName = 'backupcontainer'
        },
        @{
            name                 = 'Total'
            Cloud_provider       = 'Azure'
            subscription         = '40c3c7b3-1bd7-446b-b6a3-45ac84246fb9'
            ResourceGroupName    = 'rg-Tot-resources-weu01'
            StorageAccountName   = 'rosertotalbackup'
            StorageContainerName = 'backupcontainer'
        },
        @{
            name                 = 'RoserCloud'
            Cloud_provider       = 'AWS'
            subscription         = ''
            ResourceGroupName    = 'operations_west-europe'
            StorageAccountName   = 'rosercloud-sql-backup'
            StorageContainerName = 'rosercloud-rpsql02'
        }
        )

    #date variables 
    $Today_date = Get-Date -Format "yyyyMMdd"
    $Yesterday_date = (get-Date).AddDays(-1).ToString('yyyyMMdd')
    #clear the screen
    cls

    #login into AZURE 
    #Login-AzAccount | Out-Null
    Connect-AzAccount  -TenantId 419c9123-a9c1-4908-9c5f-c2f34cc15973 | Out-Null
}
process {
    For ($occurences = 0; $occurences -lt $global_parameters.count; $occurences++) {
    #For ($occurences = 1; $occurences -lt 3; $occurences++) {
        if ($global_parameters[$occurences].Cloud_provider -eq "Azure") {
            Write-Host $global_parameters[$occurences].name -ForegroundColor Green
            $SubscriptionID = $global_parameters[$occurences].subscription
            $ResourceGroupName = $global_parameters[$occurences].ResourceGroupName
            $StorageAccountName = $global_parameters[$occurences].StorageAccountName
            $StorageContainerName = $global_parameters[$occurences].StorageContainerName
            $Blob = '*.bak'



            #verification of SubscriptionID and assign it if required
            if (-not $SubscriptionID) {
                $Subscription = Get-AzSubscription | Out-Gridview -passthru
            }
            else {
                $Subscription = Get-AzSubscription -SubscriptionId $SubscriptionID
            }
            Select-AzSubscription -Subscription $Subscription.SubscriptionId | Out-Null


            #verification of ResourceGroupName and assign it if required
            if (-not $ResourceGroupName) {
                $ResourceGroup = Get-AzResourceGroup | Out-Gridview -passthru
            }
            else {
                $ResourceGroup = Get-AzResourceGroup -ResourceGroupName $ResourceGroupName
            }


            #verification of StorageAccountName and assign it if required
            if (-not $StorageAccountName ) {
                $StorageAccount = Get-AzStorageAccount -ResourceGroupName $ResourceGroup.ResourceGroupName | Out-GridView   -PassThru 
            }
            else {
                $StorageAccount = Get-AzStorageAccount -ResourceGroupName $ResourceGroupName -Name $StorageAccountName
            }
            $StorageAccountKey = Get-AzStorageAccountKey -Name $Storageaccount.StorageAccountName -ResourceGroupName $ResourceGroup.ResourceGroupName
            $Context = New-AzStorageContext -StorageAccountName $StorageAccount.StorageAccountName -StorageAccountKey $StorageAccountKey[0].Value


            #verification of StorageContainerName and assign it if required
            if (-not $StorageContainerName) {
                $StorageContainer = Get-AzStorageContainer -Context $Context | Out-GridView -PassThru 
            }
            else {
                $StorageContainer = Get-AzStorageContainer -Context $Context -Name $StorageContainerName
            }



            #start the action of listing
            $ContainerContent = Get-AzStorageBlob -Context $Context -Container $StorageContainer.Name -Blob $blob
            #display ContainerContent
            $ContainerContent | Out-GridView -Title $global_parameters[$occurences].name
	
            #determine number of saves for today and yesterday and display them
            $result_today = $ContainerContent | Where-object { ($_.LastModified.DateTime -gt (Get-Date).Date) }
            $result_yesterday = $ContainerContent | Where-object { ($_.LastModified.DateTime -gt (Get-Date).AddDays(-1).Date) -and ($_.LastModified.DateTime -lt (Get-Date).Date) }


            Write-Host "number of saves today:      "$result_today.count
            Write-Host "number of saves yesterday:  "$result_yesterday.count
        }
        elseif ($global_parameters[$occurences].Cloud_provider -eq "AWS") {
            Write-Host $global_parameters[$occurences].name -ForegroundColor Green
            function Number_backups_s3 {
                param(
                    [Parameter (Mandatory = $true)] [String]$string_day,
                    [Parameter (Mandatory = $true)] [int]$date_wanted
                )
                $prefix = $global_parameters[$occurences].StorageContainerName
                $s3_result = aws s3api list-objects --bucket $global_parameters[$occurences].StorageAccountName --prefix "$prefix/$date_wanted/"
                $s3_result_converted_from_json = $s3_result | ConvertFrom-Json

                Write-host "number of saves"$string_day$($s3_result_converted_from_json.Contents.count)

    
            }
            Number_backups_s3 -string_day "today:       " -date_wanted $Today_date
            Number_backups_s3 -string_day "Yesterday:   " -date_wanted $Yesterday_date
        }    
        

    }
    
}
end {

}