(Objective-C) Outlook -- Delete Email

Demonstrates how to delete email using the Microsoft Graph API.

Note: This example requires Chilkat v9.5.0.68 or greater.

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#import <CkoHttp.h>
#import <CkoHashtable.h>
#import <CkoStringBuilder.h>
#import <NSString.h>
#import <CkoJsonObject.h>

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

CkoHttp *http = [[CkoHttp alloc] init];

// Use your previously obtained access token here:
http.AuthToken = @"MICROSOFT_GRAPH_ACCESS_TOKEN";

// This example will search /Inbox for a message we want to delete.
// First we need to get the folder ID for /Inbox.
// Then we'll search for messages based on some criteria, and delete the matching messages.

// Get the folder ID for /Inbox from the folder map created by this example 
CkoHashtable *htFolderMap = [[CkoHashtable alloc] init];
CkoStringBuilder *sbMap = [[CkoStringBuilder alloc] init];
[sbMap LoadFile: @"qa_data/outlook/folderMap.xml" charset: @"utf-8"];
[htFolderMap AddFromXmlSb: sbMap];

// Get the ID for the "/Inbox" folder:
NSString *folderId = [htFolderMap LookupStr: @"/Inbox"];
if (htFolderMap.LastMethodSuccess != YES) {
    NSLog(@"%@",@"Folder ID not found");
    return;
}

BOOL success = YES;
CkoJsonObject *json = [[CkoJsonObject alloc] init];
json.EmitCompact = NO;

// Search for emails in this folder with the phrase "Amazon SES" in the subject, and return only the id and subject.
[http SetUrlVar: @"folder_id" value: folderId];
[http SetUrlVar: @"select" value: @"id,subject"];
[http SetUrlVar: @"filter" value: @"contains(subject,'Amazon SES')"];

CkoStringBuilder *sbResponse = [[CkoStringBuilder alloc] init];
success = [http QuickGetSb: @"https://graph.microsoft.com/v1.0/me/mailFolders/{$folder_id}/messages?$filter={$filter}&$select={$select}" sbContent: sbResponse];
if (success != YES) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

[json LoadSb: sbResponse];
// Show the results..
NSLog(@"%@",[json Emit]);

// Sample results:

// 	{
// 	  "@odata.context": "https://graph.microsoft.com/v1.0/$metadata#users('me')/mailFolders('AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgAuAAADsVyfxjDU406Ic4X7ill8xAEA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA')/messages(id,subject)",
// 	  "value": [
// 	    {
// 	      "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AAA1jyl6\"",
// 	      "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_AAAAA=",
// 	      "subject": "Amazon SES Address Verification Request in region US West (Oregon)"
// 	    },
// 	    {
// 	      "@odata.etag": "W/\"CQAAABYAAADn68XtMop0TpsYJGpfKXY9AAA1jyl7\"",
// 	      "id": "AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_EAAAA=",
// 	      "subject": "Amazon SES Address Verification Request in region US West (Oregon)"
// 	    }
// 	  ]
// 	}
// 

// ------------
// Proceed to delete each of the above emails...
NSString *resp = 0;
NSString *messageId = 0;
int i = 0;
int numEmails = [[json SizeOfArray: @"value"] intValue];
while (i < numEmails) {
    json.I = [NSNumber numberWithInt: i];

    messageId = [json StringOf: @"value[i].id"];
    [http SetUrlVar: @"message_id" value: messageId];
    NSLog(@"%@%@",@"Deleting ",messageId);
    resp = [http QuickDeleteStr: @"https://graph.microsoft.com/v1.0/me/messages/{$message_id}"];
    if (http.LastMethodSuccess != YES) {
        NSLog(@"%@",http.LastErrorText);
        return;
    }

    // A 204 response indicates success.
    if ([http.LastStatus intValue] == 204) {
        NSLog(@"%@",@"Message deleted.");
    }
    else {
        NSLog(@"%@",@"Message not deleted.");
        NSLog(@"%@",resp);
    }

    i = i + 1;
}

// Sample output:

// Deleting AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_AAAAA=
// Message deleted.
// Deleting AQMkADAwATM0MDAAMS1iNTcwLWI2NTEtMDACLTAwCgBGAAADsVyfxjDU406Ic4X7ill8xAcA5_vF7TKKdE6bGCRqXyl2PQAAAgEMAAAA5_vF7TKKdE6bGCRqXyl2PQAAADLHd_EAAAA=
// Message deleted.
//