win_defrag: Rewrite using AnsibleModule (ansible#48381)

* win_defrag: Rewrite using AnsibleModule

* Fix delta return value

lib/ansible/modules/windows/win_defrag.ps1

@@ -3,29 +3,35 @@
 # Copyright: (c) 2017, Dag Wieers (@dagwieers) <[email protected]>
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 
-#Requires -Module Ansible.ModuleUtils.Legacy
+#AnsibleRequires -CSharpUtil Ansible.Basic
 #Requires -Module Ansible.ModuleUtils.ArgvParser
 #Requires -Module Ansible.ModuleUtils.CommandUtil
 
-$ErrorActionPreference = "Stop"
+$spec = @{
+    options = @{
+        include_volumes = @{ type='list' }
+        exclude_volumes = @{ type='list' }
+        freespace_consolidation = @{ type='bool'; default=$false }
+        priority = @{ type='str'; default='low'; choices=@( 'low', 'normal') }
+        parallel = @{ type='bool'; default=$false }
+    }
+    supports_check_mode = $true
+}
 
-$params = Parse-Args $args -supports_check_mode $true
-$check_mode = Get-AnsibleParam -obj $params -name "_ansible_check_mode" -type "bool" -default $false
+$module = [Ansible.Basic.AnsibleModule]::Create($args, $spec)
 
-$include_volumes = Get-AnsibleParam -obj $params -name "include_volumes" -type "list"
-$exclude_volumes = Get-AnsibleParam -obj $params -name "exclude_volumes" -type "list"
-$freespace_consolidation = Get-AnsibleParam -obj $params -name "freespace_consolidation" -type "bool" -default $false
-$priority = Get-AnsibleParam -obj $params -name "priority" -type "str" -default "low" -validateset "low","normal"
-$parallel = Get-AnsibleParam -obj $params -name "parallel" -type "bool" -default $false
+$include_volumes = $module.Params.include_volumes
+$exclude_volumes = $module.Params.exclude_volumes
+$freespace_consolidation = $module.Params.freespace_consolidation
+$priority = $module.Params.priority
+$parallel = $module.Params.parallel
 
-$result = @{
-    changed = $false
-}
+$module.Result.changed = $false
 
 $executable = "defrag.exe"
 
 if (-not (Get-Command -Name $executable -ErrorAction SilentlyContinue)) {
-    Fail-Json $result "Command '$executable' not found in $env:PATH."
+    $module.FailJson("Command '$executable' not found in $env:PATH.")
 }
 
 $arguments = @()
@@ -53,7 +59,7 @@ if ($exclude_volumes) {
     }
 }
 
-if ($check_mode) {
+if ($module.CheckMode) {
     $arguments += "/A"
 } elseif ($freespace_consolidation) {
     $arguments += "/X"
@@ -72,20 +78,20 @@ $arguments += "/V"
 $argument_string = Argv-ToString -arguments $arguments
 
 $start_datetime = [DateTime]::UtcNow
-$result.cmd = "$executable $argument_string"
+$module.Result.cmd = "$executable $argument_string"
 
 $command_result = Run-Command -command "$executable $argument_string"
 
 $end_datetime = [DateTime]::UtcNow
 
-$result.stdout = $command_result.stdout
-$result.stderr = $command_result.stderr
-$result.rc = $command_result.rc
+$module.Result.stdout = $command_result.stdout
+$module.Result.stderr = $command_result.stderr
+$module.Result.rc = $command_result.rc
 
-$result.start = $start_datetime.ToString("yyyy-MM-dd hh:mm:ss.ffffff")
-$result.end = $end_datetime.ToString("yyyy-MM-dd hh:mm:ss.ffffff")
-$result.delta = $($end_datetime - $start_datetime).ToString("h\:mm\:ss\.ffffff")
+$module.Result.start = $start_datetime.ToString("yyyy-MM-dd hh:mm:ss.ffffff")
+$module.Result.end = $end_datetime.ToString("yyyy-MM-dd hh:mm:ss.ffffff")
+$module.Result.delta = $($end_datetime - $start_datetime).ToString("h\:mm\:ss\.ffffff")
 
-$result.changed = $true
+$module.Result.changed = $true
 
-Exit-Json $result
+$module.ExitJson()