2015-December Scripting Games Puzzle

gistfile1.ps1

$list = @"
1 Partridge in a pear tree
2 Turtle Doves
3 French Hens
4 Calling Birds
5 Golden Rings
6 Geese a laying
7 Swans a swimming
8 Maids a milking
9 Ladies dancing
10 Lords a leaping
11 Pipers piping
12 Drummers drumming
"@

<#
1.Split $list into a collection of entries, as you typed them, and sort the results by length. 
As a bonus, see if you can sort the length without the number.
#>

$collection = ((($list -split '[0-9]') | Select-String -Pattern [\S]) -replace "`n").trimstart()
$collectionSorted = $collection | sort -Property length
[int]$index = 0

foreach ($object in $collectionSorted)
{
    $index = $index + 1
    Write-Host "$index " -NoNewline -ForegroundColor Cyan; Write-Host "$object" 
}

<#
2.Turn each line into a custom object with a properties for Count and Item.
#>

$customCollection = @()
[int]$countValue = 0
foreach ($line in $collection)
{
  $countValue = $countValue + 1
  $custObject = New-Object psobject -Property @{Count=$countValue; Item=$line}
  $customCollection += $custObject
}

$customCollection

<#
3.Using your custom objects, what is the total number of all bird-related items?
#>

$birds = "Partridge","Turtle Doves","French Hens","Calling Birds","Geese","Swans"

[int]$birdRelatedItems = 0
foreach ($row in $customCollection)
{
    if ($row.Item -match $birds[0] -or $row.Item -match $birds[1] -or $row.Item -match $birds[2] -or $row.Item -match $birds[3] -or $row.Item -match $birds[4] -or $row.Item -match $birds[5] )
    {
        $birdRelatedItems += [int]($row.count)
    }
}

Write-Host "There are " -NoNewline; Write-Host "$birdRelatedItems" -ForegroundColor Green -NoNewline; Write-Host " bird-related items"

<#
4.What is the total count of all items?
#>

[int]$itemCount = 0
$customCollection | foreach { $itemCount += $_.count }

write-host "The total count of all items is: " -NoNewline; Write-Host "$itemCount" -ForegroundColor Green

<#
BONUS. What is the total number of cumulative gifts?
#>

[int]$cumulativeGifts = 0
[int]$giftIndex = 0
foreach ($day in $customCollection)
{
    $giftIndex += 1
    $customCollection | select -First $giftIndex | foreach { $cumulativeGifts += $_.count }
}

write-host "The total number of cumulative gifts is: " -NoNewline; Write-Host "$cumulativeGifts" -ForegroundColor Green