Public/Get-DeeplUsage.ps1

<#PSScriptInfo
 
.VERSION 1.0.0
 
.GUID be34df32-8b54-4d68-b0cc-0e328e646d33
 
.AUTHOR diko@admins-little-helper.de
 
.COMPANYNAME
 
.COPYRIGHT (c) 2022 All rights reserved.
 
.TAGS DeepL Translate Translation
 
.LICENSEURI https://github.com/admins-little-helper/DeeplTranslate/blob/main/LICENSE
 
.PROJECTURI https://github.com/admins-little-helper/DeeplTranslate
 
.ICONURI
 
.EXTERNALMODULEDEPENDENCIES
 
.REQUIREDSCRIPTS
 
.EXTERNALSCRIPTDEPENDENCIES
 
.RELEASENOTES
    1.0.0
    Initial release
 
#>



<#
 
.DESCRIPTION
Contains a function to retrieve usage information for a DeepL account.
More information about the DeepL API can be found here: https://www.deepl.com/de/docs-api/introduction/.
 
To use this PowerShell function, a DeepL ApiKey is needed which requires an account. To register for an account, go to www.deepl.com.
 
.LINK
https://github.com/admins-little-helper/DeeplTranslate
 
.LINK
https://www.deepl.com
 
.LINK
https://www.deepl.com/de/docs-api/introduction/
 
#>



function Get-DeeplUsage {
    <#
    .SYNOPSIS
    Retrieves usage information for a DeepL account.
 
    .DESCRIPTION
    The 'Get-DeeplUsage' function retrieves usage information within the current billing period together with the corresponding account limits.
    In addition to the data returned from the DeepL Api the output contains the first 5 charactes for the ApiKey.
    This is to identify the account in case multiple values are specified for the 'ApiKey' parameter.
 
    .PARAMETER ApiKey
    API authentication key. You need an authentication key to access the DeepL API. Refer to the DeepL API documentation for more information.
 
    .EXAMPLE
    Get-DeeplUsage -ApiKey "<MyApiKey>"
 
    character_count character_limit ApiKeyPart
    --------------- --------------- ----------
             491290 500000 abcde
 
    This example shows how to retrieve the usage information for a DeepL account.
 
    .EXAMPLE
    "<MyApiKey_A>", "<MyApiKey_B>" | Get-DeeplUsage
 
    character_count character_limit ApiKeyPart
    --------------- --------------- ----------
             491290 500000 aaaaa
                  0 500000 bbbbb
 
    This example shows how to retrieve usage information for multiple DeepL accounts by piping two ApiKeys to the function.
 
    .INPUTS
    System.String for parameter 'ApiKey'
 
    .OUTPUTS
    System.Management.Automation.PSCustomObject
 
    .NOTES
    Author: Dieter Koch
    Email: diko@admins-little-helper.de
 
    .LINK
    https://github.com/admins-little-helper/DeeplTranslate/blob/main/Help/Get-DeeplUsage.txt
 
    #>


    [CmdletBinding()]
    param (
        [Parameter(Mandatory = $true, ValueFromPipeline = $true)]
        [ValidateNotNullOrEmpty()]
        [string[]]
        $ApiKey
    )

    process {
        foreach ($ApiKeyElement in $ApiKey) {
            # Set the base URI to either the DeepL API Pro or DeepL API Free service depending on the ApiKey value specified.
            # DeepL API Free authentication keys can be identified easily by the suffix ":fx" (e.g., 279a2e9d-83b3-c416-7e2d-f721593e42a0:fx).
            # For more information refer to https://www.deepl.com/docs-api/api-access/authentication/.
            $BaseUri = if ($ApiKeyElement -match "(:fx)$") {
                Write-Verbose -Message "The ApiKey specified ends with ':fx'. Using DeepL Api Free service URI."
                'https://api-free.deepl.com/v2'
            }
            else {
                Write-Verbose -Message "The ApiKey specified does not end with ':fx'. Using DeepL Api Pro service URI."
                'https://api.deepl.com/v2'
            }

            try {
                # Set the authorization header.
                $Headers = @{ Authorization = "DeepL-Auth-Key $ApiKeyElement" }

                # Set parameters for the Invoke-RestMethod cmdlet.
                $Params = @{
                    Method  = 'GET'
                    Uri     = "$BaseUri/usage"
                    Headers = $Headers                    
                }

                # Try to retrieve the DeepL Api usage information.
                Write-Verbose -Message "Calling Uri: $Uri"
                $Usage = Invoke-RestMethod @Params
                $Usage | Add-Member -Name 'ApiKeyPart' -MemberType NoteProperty -Value $ApiKeyElement.Substring(0, 5)
                $Usage
            }
            catch [Microsoft.PowerShell.Commands.HttpResponseException] {
                switch ( $_.Exception.Response.StatusCode ) {
                    400 {
                        Write-Error -Message "Bad Request."
                    }
                    401 {
                        Write-Error -Message "Unauthorized."
                    }
                    403 {
                        Write-Error -Message "Authorization failed. Please supply a valid ApiKey."
                    }
                    404 {
                        Write-Error -Message "Not found."
                    }
                    413 {
                        Write-Error -Message "Payload too large."
                    }
                    414 {
                        Write-Error -Message "URI too long."
                    }
                    429 {
                        Write-Error -Message "Too many requests. Please wait and resend your request."
                    }
                    429 {
                        Write-Error -Message "Quota exceeded."
                    }
                    500 {
                        Write-Error -Message "Internal Server error."
                    }
                    503 {
                        Write-Error -Message "Resource currently unavailable. Try again later."
                    }
                    504 {
                        Write-Error -Message "Service unavailable."
                    }
                    529 {
                        Write-Error -Message "Too many requests. Please wait and resend your request."
                    }
                    default {
                        $_
                    }
                }
            }
            catch {
                Write-Verbose -Message "An unknown error occured."
                $_
            }
        }
    }
}


#region EndOfScript
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# created with help of http://patorjk.com/software/taag/
#>

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