Public/ActivityCategories/Get-AspireActivityCategories.ps1

<#
.SYNOPSIS
    Retrieves a list of activity categories from the Aspire API.
.DESCRIPTION
    Uses Invoke-AspireRequest to perform a GET request to the /ActivityCategories endpoint with support for OData query parameters.
.PARAMETER Filter
    Optional OData filter query (e.g., "Name eq 'General'").
.PARAMETER Top
    Optional number of records to return (integer).
.PARAMETER Skip
    Optional number of records to skip (integer).
.PARAMETER Select
    Optional comma-separated list of fields to include (e.g., "CategoryID,Name").
.PARAMETER Expand
    Optional comma-separated list of related entities to expand (e.g., "Activities").
.OUTPUTS
    The response from the API containing the list of activity categories.
.EXAMPLE
    Get-AspireActivityCategories -Filter "Name eq 'General'" -Top 10 -Skip 5 -Select "CategoryID,Name" -Expand "Activities"
#>

function Get-AspireActivityCategories {
    [CmdletBinding()]
    param(
        [string]$Filter = $null,
        [int]$Top = $null,
        [int]$Skip = $null,
        [string]$Select = $null,
        [string]$Expand = $null
    )

    $queryParams = @{}
    if ($Filter) {
        $queryParams['$filter'] = $Filter
    }
    if ($Top) {
        $queryParams['$top'] = $Top
    }
    if ($Skip) {
        $queryParams['$skip'] = $Skip
    }
    if ($Select) {
        $queryParams['$select'] = $Select
    }
    if ($Expand) {
        $queryParams['$expand'] = $Expand
    }

    return Invoke-AspireRequest -Method GET -Path "/ActivityCategories" -QueryParams $queryParams
}