From 23063ab8ee6ef8f434fd52fdd0ef14f867fd1f37 Mon Sep 17 00:00:00 2001
From: Ola Mackow <Aleksandra.Mackow@viagogo.com>
Date: Thu, 19 Jul 2018 10:43:07 +0100
Subject: [PATCH] fix format index, allow index list

---
 functions/Format-SqlIndex.ps1 | 77 +++++++++++++++++++----------------
 1 file changed, 43 insertions(+), 34 deletions(-)

diff --git a/functions/Format-SqlIndex.ps1 b/functions/Format-SqlIndex.ps1
index 7c35c6f..f68c117 100644
--- a/functions/Format-SqlIndex.ps1
+++ b/functions/Format-SqlIndex.ps1
@@ -1,45 +1,54 @@
 function Format-SqlIndex {
-    [CmdletBinding()]Param(
-        [object]$Index
-       ,[object]$options 
+    [CmdletBinding()]Param(     
+        [Alias('Index')]
+        [object]$Indexes 
+        , [object]$options 
     )
     $_NL = "`r`n"
     $_TB = "".PadRight(4)
    
-    $s = $Index.table_schema
-    $t = $Index.table_name
-    $i = $Index.index_name
-
-    $CLUSTERED_OR_NOT = switch($Index.type){
-        1 {"clustered "}
-        5 {"clustered columnstore "}
-        6 {"columnstore "}
-    }
+    foreach ($Index in $Indexes) {
+        $s = $Index.table_schema
+        $t = $Index.table_name
+        $i = $Index.index_name
     
-    $is_columnstore = $Index.type -in (5,6)
+        $UNIQUE_OR_NOT = ""
+        $keyCols = ""
+        $inclCols = ""
+        $includeBlock = ""
 
-    if($Index.is_unique){
-        $UNIQUE_OR_NOT = "unique "
-    }
+        $CLUSTERED_OR_NOT = switch ($Index.type) {
+            1 {"clustered "}
+            2 {"nonclustered "}
+            5 {"clustered columnstore "}
+            6 {"columnstore "}
+        }
+        $is_columnstore = $Index.type -in (5, 6)
 
-    $keyCols = ($Index.KeyColumns | Sort-Object -Property key_ordinal).KeyColumnName -join "$_NL$_TB$_TB,"
-    $inclCols = ($Index.InclColumns).column_name -join "$_NL$_TB$_TB,"
-    $hasInclCols = (($Index.InclColumns | Measure-Object).Count -gt 0)
+        if ($Index.is_unique) {
+            $UNIQUE_OR_NOT = "unique "
+        }
     
-    if($hasInclCols){
-        $includeBlock = " $_NL$($_TB)include ( $inclCols ) "
-    }
-
-    $createIndexCommand = ""
-    $createIndexCommand += "create $UNIQUE_OR_NOT$($CLUSTERED_OR_NOT)index $i $_NL    on $s.$t "
-    if(-not $is_columnstore){
-        $createIndexCommand += "( $keyCols )"
-        $createIndexCommand += "$includeBlock"
-    }
-    if($Index.has_filter){$createIndexCommand += "$($_NL)where $($Index.filter_definition)"}
-    $createIndexCommand += ";$($_NL)go$_NL"
-
-    [PSCustomObject]@{
-        CreateIndexCommand = $createIndexCommand
+        $keyCols = ($Index.KeyColumns | Sort-Object -Property key_ordinal).KeyColumnName -join "$_NL$_TB$_TB,"
+        $inclCols = ($Index.InclColumns).column_name -join "$_NL$_TB$_TB,"
+        $hasInclCols = (($Index.InclColumns | Measure-Object).Count -gt 0)
+        
+        if ($hasInclCols) {
+            $includeBlock = " $_NL$($_TB)include ( $inclCols ) "
+        }
+    
+        $createIndexCommand = ""
+        $createIndexCommand += "create $UNIQUE_OR_NOT$($CLUSTERED_OR_NOT)index $i $_NL    on $s.$t "
+        if (-not $is_columnstore) {
+            $createIndexCommand += "( $keyCols )"
+            $createIndexCommand += "$includeBlock"
+        }
+        if ($Index.has_filter) {$createIndexCommand += "$($_NL)where $($Index.filter_definition)"}
+        $createIndexCommand += ";$($_NL)go$_NL"
+    
+        [PSCustomObject]@{
+            CreateIndexCommand = $createIndexCommand
+            inclCols =$inclCols
+        }
     }
 }
\ No newline at end of file