Updated write-xmas-tree.ps1

scripts/write-xmas-tree.ps1

@@ -1,45 +1,37 @@
-# Prints a christmas tree to terminal
+# Writes a christmas tree to terminal
 # Variable $Size = (tree_height, trunk_width, trunk_height)
 # Variable $XPos = The starting x position on the terminal line
-# Variables $Colors = List of colors to use
+# Variables $colors = List of colors to use
 # Random color pattern each execution
 
-# Examples:
-#PSXmasTree.ps1    #default
-#PSXmasTree.ps1 -Size 20,8,4 -Count 20 -Duration 800   #big tree
-#PSXmasTree.ps1 -Size 3,2,1 -XPos 20   #totes adorbs baby tree
-
 param (
-    [array]$Size=@(10,2,2),
+    [array]$Size=@(20,8,4),
     [int]$XPos=50, 
-    [array]$Colors = @("blue", "green", "cyan", "red", "yellow", "magenta"),
-    [int]$Idx = (Get-Random -Min 0 -Max ($Colors.Length-1)),
-    [int]$Count = 10,
-    [int]$Duration = 500
+    [array]$colors = @("blue", "green", "cyan", "red", "yellow", "magenta"),
+    [int]$Idx = (Get-Random -Min 0 -Max ($colors.Length-1)),
+    [int]$count = 100,
+    [int]$duration = 250  # ms
 )
 
-while ( $Count -gt 0 ) {
-
-    Clear-Host
-
-    Write-Host "`n`n`n"
+Clear-Host
+do {
+	[console]::SetCursorPosition(0,0)
+	Write-Host "`n`tMerry Christmas and a Happy New Year!`n`n" -foregroundColor Yellow
 
     for ( $i=1; $i -le $Size[0]; $i++ ) {
-        $Line = " " * ($XPos - $i) + "*" * ($i * 2)
-        $Idx = $Idx % $Colors.Length
-        Write-Host $Line -ForegroundColor $Colors[$Idx]
+        $line = " " * ($XPos - $i) + "*" * ($i * 2)
+        $Idx = $Idx % $colors.Length
+        Write-Host $line -foregroundColor $colors[$Idx]
         $Idx++
     }  
 
     for ( $j=1; $j -le $Size[2]; $j++ ){
-        $Line = " " * ( $XPos - ( $Size[1] / 2 ) ) + "#" * $Size[1]
-        Write-Host $Line -ForegroundColor White
+        $line = " " * ( $XPos - ( $Size[1] / 2 ) ) + "#" * $Size[1]
+        Write-Host $line -foregroundColor DarkGreen
     }
 
-    Start-Sleep -Milliseconds $Duration
+	Start-Sleep -milliseconds $duration
 
-    $Count--
+	$count--
+} while ($count -gt 0)
 
-}
-
-Write-Host "Merry Christmas!" -ForegroundColor Green