Get-Nutrient.ps1

Function Get-Nutrient
{
    [cmdletbinding()]
    [Alias("Nutrient")]
    Param
    (
        [Parameter(Mandatory=$True)] [String] $Query
    )
    
    $Script:i=0

    Write-Verbose "Searching `"$Query`" in Nutrient database.."

    # Send Web request to the REST API to Search items with the user given Query/Item
    $result = (Invoke-RestMethod -Uri "http://api.nal.usda.gov/ndb/search/?format=json&q=$Query&sort=n&offset=0&api_key=YOURSUBSCRIPTIONKEYGOESHERE").list.item |`
    select @{n='Choice';e={$Script:i=$Script:i+1;$Script:i}},`
           @{n='Name';e={(Get-Culture).textinfo.totitlecase(($_.name -split ", UPC: ")[0].ToLower())}},`
           @{n='Category';e={$_.Group}},@{n='12DigitBarCode';e={$barcode=($_.name -split "UPC: ")[1];If($barcode){$barcode}else{"NA"}}}, 
           @{n='NutrientDBNo';e={$_.Ndbno}}

    # Display results from the Search and Get the Choice from the user
    If($result)
    {
        Write-host "$($result |select Choice, Name, 12DigitBarCode -first 20 |Out-String)"
        $Choice = Read-Host "Enter You choice"
        
        Write-Verbose "Calling REST API and Getting Nutrient composition"
        # Extract the Nutrient Database number and Get Nutrient report from another REST API call
        $Ndbno = ($result | ?{$_.choice -eq $Choice}).NutrientDBNo
        $Food = (Invoke-RestMethod -Uri "http://api.nal.usda.gov/ndb/reports/?ndbno=$ndbno&type=b&format=json&api_key=nPEalh5PismxDHfVfSJ0VhSAG3uma32bgqO2RtEs").Report.food
        
        cls
        
        # Display Nutrient report        
        $Food.nutrients | ?{($_.value -as [double]) -gt 0} | select @{n='NutrientName';e={$_.Name}},`
                                                     @{n='Group';e={$_.group}},`
                                                     @{n='Value per 100g';e={$_.Value}},`
                                                     @{n='Unit';e={$_.unit}},`
                                                     @{n='Measures';e={$PV = $_;Foreach($Item in $pv.measures){"$([int]$Item.qty) "+$Item.Label+" = $($Item.value) "+$PV.unit}}}
    }
    Else
    {
        Write-Host "Couldn't find an item that match `"$Query`", please try another name." -ForegroundColor Red
    }

}

Get-Nutrient 'peanut butter' |ft -AutoSize
Get-Nutrient 'raw apple' | ft -AutoSize
Get-Nutrient 'coke' | ft -AutoSize