Get-TalentTreeIndex.ps1

function Get-TalentTreeIndex
{
  <#
      .SYNOPSIS
      Retrieves the talent tree index from World of Warcraft API.
 
      .DESCRIPTION
      The function fetches the talent tree index using the World of Warcraft API. An optional switch is available to return raw JSON data.
 
      .PARAMETER Raw
      Optional switch to return the raw JSON response from the API.
 
      .EXAMPLE
      Get-TalentTreeIndex
      Retrieves the formatted talent tree index.
 
      .EXAMPLE
      Get-TalentTreeIndex -Raw
      Retrieves the raw JSON response of the talent tree index.
 
      .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(Position = 0, HelpMessage = 'Return raw JSON data.')]
    [Switch]$Raw
  )

  if(Test-WoWApiConnection)
  {
    $URL = '{0}data/wow/talent-tree/index?namespace=static-{1}&locale={2}' -f $Global:WoWBaseURL, $Global:WoWRegion, $Global:WoWLocalization

    try 
    {
      $result = Invoke-RestMethod -Uri $URL -Headers $Global:WoWApiAuthHeader -TimeoutSec 5
      if($result) 
      {
        if($Raw)
        {
          return $result
        }
        else
        {
          Write-Verbose -Message 'This is a formatted result. To get the native result use the -Raw parameter.'

          if($result.PSObject.Properties['_links'])
          {
            $result.PSObject.Properties.Remove('_links')
          }

          return $result
        }
      }
    }
    catch 
    {
      $statusCode = $_.Exception.Response.StatusCode.value__
      $status = $_.Exception.Response.StatusCode
      Write-Verbose -Message ('Bad status code ({0}) {1}' -f $statusCode, $status)     
    }  
  }
}