Get-InstanceMedia.ps1

function Get-InstanceMedia
{
  <#
      .SYNOPSIS
      Retrieves the media assets of a specific instance in World of Warcraft.
 
      .DESCRIPTION
      The function fetches media assets for a given instance ID using the World of Warcraft API. An optional switch is available to return raw JSON data.
 
      .PARAMETER ID
      The ID of the instance for which to retrieve media assets. This is required and must not be empty.
 
      .PARAMETER Raw
      Optional switch to return the raw JSON response from the API.
 
      .EXAMPLE
      Get-InstanceMedia -ID '12345'
      Retrieves the media assets for the instance with ID 12345.
 
      .EXAMPLE
      Get-InstanceMedia -ID '12345' -Raw
      Retrieves the raw JSON response for the media assets of the instance with ID 12345.
 
      .NOTES
      This function requires the World of Warcraft API to be accessible and valid credentials to be configured in the global variables.
   
      .LINK
      https://develop.battle.net/documentation/world-of-warcraft/game-data-apis
  #>


  param(
    [Parameter(Mandatory, Position = 0, HelpMessage = 'The ID of the instance for which to retrieve media assets.')]
    [ValidateNotNullOrEmpty()]
    [String]$ID,

    [Parameter(Position = 1, HelpMessage = 'Return raw JSON data.')]
    [Switch]$Raw
  )

  if(Test-WoWApiConnection)
  {
    $URL = '{0}data/wow/media/journal-instance/{1}?namespace=static-{2}&locale={3}' -f $Global:WoWBaseURL, $ID, $Global:WoWRegion, $Global:WoWLocalization
    
    try 
    {
      $result = Invoke-RestMethod -Uri $URL -Headers $Global:WoWApiAuthHeader -TimeoutSec 5
      if($result -and $result.PSobject.Properties.name -contains 'assets')
      {
        if($Raw)
        {
          return $result
        }
        else
        {
          Write-Verbose -Message 'This is a formatted result. To get the native result use the -Raw parameter.'
          
          return $result |
          Select-Object -ExpandProperty assets |
          Select-Object -ExpandProperty value
        }
      }
    }
    catch 
    {
      $statusCode = $_.Exception.Response.StatusCode.value__
      $status = $_.Exception.Response.StatusCode
      Write-Verbose -Message ('Bad status code ({0}) {1}' -f $statusCode, $status)
    }  
  }
}