Add URL push (#3)

src/public/URL/New-PwpushUrl.ps1

@@ -0,0 +1,61 @@
+function New-PwpushUrl
+{
+    <#
+    .SYNOPSIS
+        Create a new URL push.
+    .DESCRIPTION
+        Create a new URL push.
+    .LINK
+        https://pwpush.com/api/1.0/urls/create.en.html
+    .EXAMPLE
+        New-KpPwpushFile -Payload mySecret
+        Creates a new push with payload of mySecret
+    #>
+
+    [cmdletbinding()]
+    param (
+        [Parameter(Mandatory)]
+        [string]$Payload,
+
+        [string]$Passphrase,
+
+        [string]$Note = "",
+
+        [ValidateRange(1, 90)]
+        [int]$ExpireAfterDays = 7,
+
+        [ValidateRange(1, 100)]
+        [int]$ExpireAfterViews = 5,
+
+        [bool]$DeletableByViewer = $true,
+
+        [bool]$RetrievalStep = $false
+    )
+
+    $endpoint = "r.json"
+
+    $data = @{
+        url = @{
+            "payload"             = $Payload
+            "expire_after_days"   = $ExpireAfterDays
+            "expire_after_views"  = $ExpireAfterViews
+            "deletable_by_viewer" = $DeletableByViewer
+            "retrieval_step"      = $RetrievalStep
+        }
+    }
+
+    switch ($PSBoundParameters.GetEnumerator() )
+    {
+        { $_.Key -eq "Note" } { $data.url[$_.Key.ToLower()] = $_.Value }
+        { $_.Key -eq "Passphrase" } { $data.url[$_.Key.ToLower()] = $_.Value }
+    }
+
+    $body = $data | ConvertTo-Json
+
+    $params = @{
+        Endpoint = $endpoint
+        Method   = "Post"
+        Body     = $body
+    }
+    Invoke-PwpushRequest @params
+}