functions/Get-PsLaTaskOrderByFile.ps1


<#
    .SYNOPSIS
        Get tasks that are references from a file, with the execution order
         
    .DESCRIPTION
        Get tasks that are references from a runbook file, to make it easier to understand what a given runbook file is doing
         
        Includes the execution order of the tasks, to visualize the tasks sequence
         
    .PARAMETER File
        Path to the runbook file, that you want to analyze
         
    .PARAMETER Detailed
        Instruct the cmdlet to output the details about the tasks in a more detailed fashion, makes it easier to read the descriptions for each task
         
    .EXAMPLE
        PS C:\> Get-PsLaTaskOrderByFile -File "C:\temp\LogicApp.ExportOnly.psakefile.ps1"
         
        List all tasks that are referenced from the file
        The file needs to be a valid PSake runbook file
         
        Output example:
         
        ExecutionOrder Category Name Description
        -------------- -------- ---- -----------
        1 Exporter Export-LogicApp.AzCli Exports the raw version of the Logic App from the Azure Portal
        2 Converter ConvertTo-Raw Converts the raw LogicApp json structure into the a valid LogicApp j…
        3 Converter ConvertTo-Arm Converts the LogicApp json structure into a valid ARM template json
         
    .EXAMPLE
        PS C:\> Get-PsLaTaskOrderByFile -File "C:\temp\LogicApp.ExportOnly.psakefile.ps1" -Detailed
         
        List all tasks that are referenced from the file, and outputs it in the detailed view
        The file needs to be a valid PSake runbook file
         
        Output example:
         
        ExecutionOrder : 1
        Category : Exporter
        Name : Export-LogicApp.AzCli
        Description : Exports the raw version of the Logic App from the Azure Portal
         
        ExecutionOrder : 2
        Category : Converter
        Name : ConvertTo-Raw
        Description : Converts the raw LogicApp json structure into the a valid LogicApp json,
        this will remove different properties that are not needed
         
        ExecutionOrder : 3
        Category : Converter
        Name : ConvertTo-Arm
        Description : Converts the LogicApp json structure into a valid ARM template json
         
    .NOTES
        General notes
#>

function Get-PsLaTaskOrderByFile {
    [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseOutputTypeCorrectly', '')]
    [CmdletBinding()]
    param (
        [parameter(Mandatory = $true, ValueFromPipeline = $true)]
        [PsfValidateScript('PSFramework.Validate.FSPath.File', ErrorString = 'PSFramework.Validate.FSPath.File')]
        [Alias('Runbook')]
        [string] $File,

        [switch] $Detailed
    )
    
    process {
        # We are playing around with the internal / global psake object
        $psake.context = New-Object System.Collections.Stack

        $default = Get-PSakeScriptTasks -Runbook $File | Where-Object Name -eq "Default" | Select-Object -First 1

        $tasks = @(Get-PSakeScriptTasks -Runbook $File | Where-Object Name -ne "Default" | Select-Object -Property @{Label = "Category"; Expression = { $_.Alias.Split(".")[0] } }, Name, Description)

        $res = @(for ($i = 0; $i -lt $default.DependsOn.Count; $i++) {
                $tasks | Where-Object Name -eq $($default.DependsOn[$i]) | Select-Object -Property @{Label = "ExecutionOrder"; Expression = { $i + 1 } }, *
            })

        if ($Detailed) {
            $res | Format-List
        }
        else {
            $res
        }
    }
}