Create Get-Powerball.ps1

Print winning Powerball results in PowerShell CLI.

Get-Powerball.ps1

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+# Get-Powerball.ps1 (PowerShell)
+# Description: CLI to https://powerball.com (prints winning Powerball results)
+# Usage: .\Get-Powerball.ps1 [-List|-L]
+# Author: Justin Oros
+# Source: https://github.com/JustinOros
+
+# Define URL for Powerball previous results
+$powerballUrl = 'https://www.powerball.com/previous-results?gc=powerball'
+
+# Perform an HTTP GET request to the Powerball website
+$response = Invoke-WebRequest -Uri $powerballUrl
+
+# Parse the HTML content using the HTML parser
+$htmlContent = $response.Content
+
+# Use regular expressions to find drawing dates, white balls, and power balls...
+
+# Drawing Dates (h5.card-title)
+$drawingDates = [regex]::Matches($htmlContent, '<h5 class="card-title">(.+?)</h5>')
+
+# White Balls (div.form-control.col.white-balls.item-powerball)
+$whiteballs = [regex]::Matches($htmlContent, '<div class="form-control col white-balls item-powerball">(.+?)</div>')
+
+# Power Balls (div.form-control.col.powerball.item-powerball)
+$powerballs = [regex]::Matches($htmlContent, '<div class="form-control col powerball item-powerball">(.+?)</div>')
+
+# Initialize positions for white balls and power balls
+$whiteballPos = 0
+$powerballPos = 0
+
+# Check if the -List or -L argument was passed
+$printAll = $false
+if ($args.Count -gt 0) {
+    if ($args[0].ToLower() -in @('-list', '-l')) {
+        $printAll = $true
+    }
+}
+
+# Function - Print a single line of winning powerball number results
+function Print-Line($date, $whiteballPos, $powerballPos) {
+    # Print Date
+    Write-Host -NoNewline "$($date.Groups[1].Value): "
+    
+    # Print White Balls
+    for ($i = 0; $i -lt 5; $i++) {
+        Write-Host -NoNewline "$($whiteballs[$whiteballPos].Groups[1].Value), "
+        $whiteballPos++
+    }
+
+    # Print Power Ball
+    Write-Host "$($powerballs[$powerballPos].Groups[1].Value)"
+    $powerballPos++
+
+    return $whiteballPos, $powerballPos
+}
+
+# Loop through and print results based on argument flag
+if ($printAll) {
+    # If -List or -L is present, print all lines
+    for ($i = 0; $i -lt $drawingDates.Count; $i++) {
+        $whiteballPos, $powerballPos = Print-Line $drawingDates[$i] $whiteballPos $powerballPos
+    }
+} else {
+    # Print only the first line
+    if ($drawingDates.Count -gt 0) {
+        $whiteballPos, $powerballPos = Print-Line $drawingDates[0] $whiteballPos $powerballPos
+    }
+}