Sample code for 30+ languages & platforms
PowerShell

Outlook -- Create Reply Email, Update, and Send

See more Outlook Examples

Creates a reply email in the Drafts folder, updates the reply with information, and then sends the reply.

Chilkat PowerShell Downloads

Download Chilkat for PowerShell
PowerShell 
Add-Type -Path "C:\chilkat\ChilkatDotNet47-x64\ChilkatDotNet47.dll"

$success = $false

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

$http = New-Object Chilkat.Http

# Use your previously obtained access token here:
$http.AuthToken = "MICROSOFT_GRAPH_ACCESS_TOKEN"

# This example will search /Inbox for a message that will be replied to.
# First we need to get the folder ID for /Inbox.
# Then we'll search for messages based on some criteria, and reply to the 1st matching message.
# To reply, we'll create the reply message in the Drafts folder, update it with content, and the send.

# Get the folder ID for /Inbox from the folder map created by this example 
$htFolderMap = New-Object Chilkat.Hashtable
$sbMap = New-Object Chilkat.StringBuilder
$sbMap.LoadFile("qa_data/outlook/folderMap.xml","utf-8")
$htFolderMap.AddFromXmlSb($sbMap)

# Get the ID for the "/Inbox" folder:
$folderId = $htFolderMap.LookupStr("/Inbox")
if ($htFolderMap.LastMethodSuccess -ne $true) {
    $("Folder ID not found")
    exit
}

$success = $true
$json = New-Object Chilkat.JsonObject
$json.EmitCompact = $false

# Search for unread emails in this folder from support@chilkatsoft.com 
$http.SetUrlVar("folder_id",$folderId)
$http.SetUrlVar("select","id,subject")
$http.SetUrlVar("filter","(isRead eq false) and (from/emailAddress/address eq 'support@chilkatsoft.com')")

$sbResponse = New-Object Chilkat.StringBuilder
$success = $http.QuickGetSb("https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}",$sbResponse)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

$json.LoadSb($sbResponse)
# Show the results..
$($json.Emit())

if ($json.SizeOfArray("value") -eq 0) {
    $("Empty result set.")
    exit
}

# Sample results:

# {
#   "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA')/messages(id,subject)",
#   "value": [
#     {
#       "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADOpwfq\"",
#       "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj1wAAAA=",
#       "subject": "This email contains a PDF attachment"
#     },
#     {
#       "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADOpwfs\"",
#       "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM6Jj14AAAA=",
#       "subject": "This email has the word Amazon in the subject.."
#     }
#   ]
# }

# We'll create a reply for the 1st message in the result set.
# We'll need the message existing id.

$existingMsgId = $json.StringOf("value[0].id")

# To create a reply, send a request such as the following:

# 	POST https://graph.microsoft.com/v1.0/me/messages/{id}/createReply
# 	Content-type: application/json
# 	Content-length: 248
# 
# 	{
# 	  "comment": "comment-value"
# 	}

$jsonRequestBody = New-Object Chilkat.JsonObject
$jsonRequestBody.UpdateString("comment","This is a comment")

$http.SetUrlVar("message_id",$existingMsgId)

# Create the reply in the Drafts folder:
$resp = New-Object Chilkat.HttpResponse
$success = $http.HttpJson("POST","https://graph.microsoft.com/v1.0/me/messages/{$message_id}/createReply",$jsonRequestBody,"application/json",$resp)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

# A 201 response indicates success.
if ($resp.StatusCode -eq 201) {
    $("Created reply draft.")
    $success = $true
}
else {
    $("Response status code = " + $resp.StatusCode)
    $("Failed to create reply draft.")
    $success = $false
}

# Show the response in both cases..
$jsonResponse = New-Object Chilkat.JsonObject
$jsonResponse.EmitCompact = $false
$jsonResponse.Load($resp.BodyStr)
$($jsonResponse.Emit())
if ($success -eq $false) {
    exit
}

# ----------------------------------------------
# Get the message id of the newly created reply.
$replyMsgId = $jsonResponse.StringOf("id")

# Update the message with new text in the body..
# Send an HTTP PATCH request that looks something like this:
# Only send the message parts that are changing.

# 	PATCH https://graph.microsoft.com/v1.0/me/messages/{reply_message_id}
# 	Content-type: application/json
# 	Content-length: 248
# 
# 	{
# 	  "subject": "subject-value",
# 	  "body": {
# 	    "contentType": "html",
# 	    "content": "updated HTML goes here"
# 	  },
# 	  "inferenceClassification": "other"
# 	}

$jsonPatch = New-Object Chilkat.JsonObject
$jsonPatch.UpdateString("body.contentType","html")

# The reply email that Outlook created will contain the original message under a horizontal rule.
# The body.content should contain this substring:  "<body bgcolor=\"#FFFFFF\">\r\n<hr "
# We're going to insert our reply after the body tag, and before the hr tag.
$sbHtml = New-Object Chilkat.StringBuilder
$jsonResponse.StringOfSb("body.content",$sbHtml)
# Insert the response HTML in the reply HTML body.
$numReplaced = $sbHtml.ReplaceBetween("<body bgcolor=`"#FFFFFF`">","<hr ","`r`n","<p>This is my response.</p>")
if ($numReplaced -ne 1) {
    $("Something is amiss!")
    exit
}

$jsonPatch.UpdateString("body.content",$sbHtml.GetAsString())

# Add additional CC, BCC, or TO recipients like this:
$numToRecipients = $jsonResponse.SizeOfArray("toRecipients")
$i = 0
# Copy existing TO recipients.
while ($i -lt $numToRecipients) {
    $jsonPatch.I = $i
    $jsonResponse.I = $i
    $jsonPatch.UpdateString("toRecipients[i].emailAddress.name",$jsonResponse.StringOf("toRecipients[i].emailAddress.name"))
    $jsonPatch.UpdateString("toRecipients[i].emailAddress.address",$jsonResponse.StringOf("toRecipients[i].emailAddress.address"))
    $i = $i + 1
}

# Add an additional TO recipient.
$jsonPatch.I = $numToRecipients
$jsonPatch.UpdateString("toRecipients[i].emailAddress.name","Chilkat")
$jsonPatch.UpdateString("toRecipients[i].emailAddress.address","admin@chilkat.io")

$numCcRecipients = $jsonResponse.SizeOfArray("ccRecipients")
$i = 0
# Copy existing CC recipients.
while ($i -lt $numCcRecipients) {
    $jsonPatch.I = $i
    $jsonResponse.I = $i
    $jsonPatch.UpdateString("ccRecipients[i].emailAddress.name",$jsonResponse.StringOf("ccRecipients[i].emailAddress.name"))
    $jsonPatch.UpdateString("ccRecipients[i].emailAddress.address",$jsonResponse.StringOf("ccRecipients[i].emailAddress.address"))
    $i = $i + 1
}

# Add an additional CC recipient.
$jsonPatch.I = $numCcRecipients
$jsonPatch.UpdateString("ccRecipients[i].emailAddress.name","Chilkat GMail")
$jsonPatch.UpdateString("ccRecipients[i].emailAddress.address","chilkat.support@gmail.com")

$jsonPatch.EmitCompact = $false
$($jsonPatch.Emit())

$http.SetUrlVar("message_id",$replyMsgId)
$success = $http.HttpJson("PATCH","https://graph.microsoft.com/v1.0/me/messages/{$message_id}",$jsonPatch,"application/json",$resp)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

# A 200 response indicates success.
if ($resp.StatusCode -eq 200) {
    $("Patched the reply draft.")
    $success = $true
}
else {
    $("Response status code = " + $resp.StatusCode)
    $("Failed to patch the reply draft.")
    $success = $false
}

# Show the response in both cases..
$jsonResponse.Load($resp.BodyStr)
$($jsonResponse.Emit())
if ($success -eq $false) {
    exit
}

# ---------------------------------------------------------------------
# OK, let's send the reply email...
# To send, POST with an empty request body:
# POST https://graph.microsoft.com/v1.0/me/messages/{id}/send
$success = $http.HttpStr("POST","https://graph.microsoft.com/v1.0/me/messages/{$message_id}/send","","","",$resp)
if ($success -eq $false) {
    $($http.LastErrorText)
    exit
}

# A 202 response indicates success.
if ($resp.StatusCode -eq 202) {
    $("Sent the email reply.")
    # If the status code was 202, there is no response body.
}
else {
    $("Response status code = " + $resp.StatusCode)
    $("Failed to send the email reply.")
    $jsonResponse.Load($resp.BodyStr)
    $($jsonResponse.Emit())
}

$("Finished.")

# -----------------------------------------------------------------------
# A sample successful JSON response for the createReply looks like this:

# 	{
# 	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#message",
# 	  "@odata.type": "#microsoft.graph.message",
# 	  "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADQAwR4\"",
# 	  "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEPAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM-lQbAAAAA=",
# 	  "createdDateTime": "2017-06-01T14:31:56Z",
# 	  "lastModifiedDateTime": "2017-06-01T14:31:56Z",
# 	  "changeKey": "CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADQAwR4",
# 	  "categories": [
# 	  ],
# 	  "receivedDateTime": "2017-06-01T14:31:56Z",
# 	  "sentDateTime": "2017-06-01T14:31:56Z",
# 	  "hasAttachments": false,
# 	  "internetMessageId": "<SN1PR20MB0461AF40FC899A8462536F04E6F60@SN1PR20MB0461.namprd20.prod.outlook.com>",
# 	  "subject": "RE: This email contains a PDF attachment",
# 	  "bodyPreview": "________________________________\r\nFrom: Chilkat Software <support@chilkatsoft.com>\r\nSent: Tuesday, May 30, 2017 10:58:56 PM\r\nTo: chilkatsoft@outlook.com\r\nSubject: This email contains a PDF attachment\r\n\r\nThis email contains a PDF attachment\r\n--\r\nBest Regar",
# 	  "importance": "normal",
# 	  "parentFolderId": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEPAAAA",
# 	  "conversationId": "AQQkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAQAMMaWY-CWmVOqNKt-NiVhkU=",
# 	  "isDeliveryReceiptRequested": false,
# 	  "isReadReceiptRequested": false,
# 	  "isRead": true,
# 	  "isDraft": true,
# 	  "webLink": "https://outlook.live.com/owa/?ItemID=AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5%2BvF7TKKdE6bGCRqXyl2PQAAAgEPAAAA5%2BvF7TKKdE6bGCRqXyl2PQAAAM%2FlQbAAAAA%3D&exvsurl=1&viewmodel=ReadMessageItem",
# 	  "inferenceClassification": "focused",
# 	  "body": {
# 	    "contentType": "html",
# 	    "content": "<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n<meta content=\"text/html; charset=utf-8\">\r\n</head>\r\n<body bgcolor=\"#FFFFFF\">\r\n<hr tabindex=\"-1\" style=\"display:inline-block; width:98%\"> ... </html>\r\n"
# 	  },
# 	  "sender": {
# 	    "emailAddress": {
# 	      "name": "Matt Smith",
# 	      "address": "chilkatsoft@outlook.com"
# 	    }
# 	  },
# 	  "from": {
# 	    "emailAddress": {
# 	      "name": "Matt Smith",
# 	      "address": "chilkatsoft@outlook.com"
# 	    }
# 	  },
# 	  "toRecipients": [
# 	    {
# 	      "emailAddress": {
# 	        "name": "Chilkat Software",
# 	        "address": "support@chilkatsoft.com"
# 	      }
# 	    }
# 	  ],
# 	  "ccRecipients": [
# 	  ],
# 	  "bccRecipients": [
# 	  ],
# 	  "replyTo": [
# 	  ]
# 	}
# 

# -----------------------------------------------------------------------
# A sample successful PATCH JSON response looks like this:

# 	{
# 	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('admin%40chilkat.io')/messages/$entity",
# 	  "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADQAwSA\"",
# 	  "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEPAAAA5_vF7TKKdE6bGCRqXyl2PQAAAM-lQbMAAAA=",
# 	  "createdDateTime": "2017-06-01T15:18:14Z",
# 	  "lastModifiedDateTime": "2017-06-01T15:18:17Z",
# 	  "changeKey": "CQAAABYAAADn68XtMop0TpsYJGpfKXY9AADQAwSA",
# 	  "categories": [
# 	  ],
# 	  "receivedDateTime": "2017-06-01T15:18:15Z",
# 	  "sentDateTime": "2017-06-01T15:18:15Z",
# 	  "hasAttachments": false,
# 	  "internetMessageId": "<SN1PR20MB046138C4A26051200764FE38E6F60@SN1PR20MB0461.namprd20.prod.outlook.com>",
# 	  "subject": "RE: This email has the word Amazon in the subject..",
# 	  "bodyPreview": "This is my response.\r\n\r\n________________________________\r\nFrom: Chilkat Software <support@chilkatsoft.com>\r\nSent: Tuesday, May 30, 2017 11:40:01 PM\r\nTo: Chilkat Software\r\nSubject: This email has the word Amazon in the subject..\r\n\r\nThis email has the word ",
# 	  "importance": "normal",
# 	  "parentFolderId": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEPAAAA",
# 	  "conversationId": "AQQkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAQAE64PfPP1n1IhU4YasnNN0Q=",
# 	  "isDeliveryReceiptRequested": false,
# 	  "isReadReceiptRequested": false,
# 	  "isRead": true,
# 	  "isDraft": true,
# 	  "webLink": "https://outlook.live.com/owa/?ItemID=AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5%2BvF7TKKdE6bGCRqXyl2PQAAAgEPAAAA5%2BvF7TKKdE6bGCRqXyl2PQAAAM%2FlQbMAAAA%3D&exvsurl=1&viewmodel=ReadMessageItem",
# 	  "inferenceClassification": "focused",
# 	  "body": {
# 	    "contentType": "html",
# 	    "content": "<html>\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n<meta content=\"text/html; charset=us-ascii\">\r\n<meta content=\"text/html; charset=utf-8\">\r\n</head>\r\n<body bgcolor=\"#FFFFFF\">\r\n<p>This is my response.</p>\r\n<hr tabindex=\"-1\" style=\"display:inline-block; width:98%\">\r\n<div id=\"divRplyFwdMsg\" dir=\"ltr\"><font face=\"Calibri, sans-serif\" color=\"#000000\" style=\"font-size:11pt\"><b>From:</b> Chilkat Software &lt;support@chilkatsoft.com&gt;<br>\r\n<b>Sent:</b> Tuesday, May 30, 2017 11:40:01 PM<br>\r\n<b>To:</b> Chilkat Software<br>\r\n<b>Subject:</b> This email has the word Amazon in the subject..</font>\r\n<div>&nbsp;</div>\r\n</div>\r\n<div><font face=\"Calibri\">This email has the word Amazon in the subject..</font><br>\r\n<div class=\"moz-signature\">-- <br>\r\nBest Regards,<br>\r\nMatt Smith<br>\r\nChilkat Software, Inc.<br>\r\n<p><a href=\"https://twitter.com/chilkatsoft\">Follow Chilkat on Twitter</a> </p>\r\n</div>\r\n</div>\r\n</body>\r\n</html>\r\n"
# 	  },
# 	  "sender": {
# 	    "emailAddress": {
# 	      "name": "Matt Smith",
# 	      "address": "chilkatsoft@outlook.com"
# 	    }
# 	  },
# 	  "from": {
# 	    "emailAddress": {
# 	      "name": "Matt Smith",
# 	      "address": "chilkatsoft@outlook.com"
# 	    }
# 	  },
# 	  "toRecipients": [
# 	    {
# 	      "emailAddress": {
# 	        "name": "Chilkat Software",
# 	        "address": "support@chilkatsoft.com"
# 	      }
# 	    }
# 	  ],
# 	  "ccRecipients": [
# 	  ],
# 	  "bccRecipients": [
# 	  ],
# 	  "replyTo": [
# 	  ]
# 	}