# Add email contents

## By using a template

Using a template is convenient, when you have reusable content that you want to save for multiple sendings. You need to create the template beforehand with a `POS`T on `/template` , or by using our drag-and-drop Email Editor builder in the Mailjet app.

The template can be personalized using contact properties, depending on your needs.

Once the template is created, do a `PUT` on `/campaigndraft` to link the template ID to your draft.

## By adding custom content

When the content of your campaigns changes frequently and you have no need to store templates, you can add the Text / HTML contents directly into your campaign draft. To accomplish that, do a `POST /campaigndraft/{draft_ID}/detailcontent call`:

### Example

cURL
```shell
curl -s \
	-X POST \
	--user "$MJ_APIKEY_PUBLIC:$MJ_APIKEY_PRIVATE" \
	https://api.mailjet.com/v3/REST/campaigndraft/$draft_ID/detailcontent \
	-H 'Content-Type: application/json' \
	-d '{
      "Headers":"object",
      "Html-part":"<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
      "MJMLContent":"",
      "Text-part":"Dear passenger, welcome to Mailjet! May the delivery force be with you!"
	}'
```

PHP
```php
<?php
require 'vendor/autoload.php';
use \Mailjet\Resources;
$mj = new \Mailjet\Client(getenv('MJ_APIKEY_PUBLIC'), getenv('MJ_APIKEY_PRIVATE'),true,['version' => 'v3']);
$body = [
  'Headers' => "object",
  'Html-part' => "<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
  'MJMLContent' => "",
  'Text-part' => "Dear passenger, welcome to Mailjet! May the delivery force be with you!"
];
$response = $mj->post(Resources::$CampaigndraftDetailcontent, ['id' => $id, 'body' => $body]);
$response->success() && var_dump($response->getData());
?>
```

Node.js
```javascript
const mailjet = require ('node-mailjet')
	.connect(process.env.MJ_APIKEY_PUBLIC, process.env.MJ_APIKEY_PRIVATE)
const request = mailjet
	.post("campaigndraft", {'version': 'v3'})
	.id($draft_ID)
	.action("detailcontent")
	.request({
      "Headers":"object",
      "Html-part":"<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
      "MJMLContent":"",
      "Text-part":"Dear passenger, welcome to Mailjet! May the delivery force be with you!"
    })
request
	.then((result) => {
		console.log(result.body)
	})
	.catch((err) => {
		console.log(err.statusCode)
	})
```

Ruby
```ruby
require 'mailjet'
Mailjet.configure do |config|
  config.api_key = ENV['MJ_APIKEY_PUBLIC']
  config.secret_key = ENV['MJ_APIKEY_PRIVATE']
  config.api_version = "v3"
end
variable = Mailjet::Campaigndraft_detailcontent.create(id: $draft_ID,
  headers: "object",
  html_part: "<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
  mjmlcontent: "",
  text_part: "Dear passenger, welcome to Mailjet! May the delivery force be with you!"
)
p variable.attributes['Data']
```

Python
```python
from mailjet_rest import Client
import os
api_key = os.environ['MJ_APIKEY_PUBLIC']
api_secret = os.environ['MJ_APIKEY_PRIVATE']
mailjet = Client(auth=(api_key, api_secret), version='v3')
id = '$draft_ID'
data = {
  'Headers': "object",
  'Html-part': "<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
  'MJMLContent': "",
  'Text-part': "Dear passenger, welcome to Mailjet! May the delivery force be with you!"
}
result = mailjet.campaigndraft_detailcontent.create(id=id, data=data)
print result.status_code
print result.json()
```

Java
```java
package com.my.project;
import com.mailjet.client.errors.MailjetException;
import com.mailjet.client.errors.MailjetSocketTimeoutException;
import com.mailjet.client.MailjetClient;
import com.mailjet.client.MailjetRequest;
import com.mailjet.client.MailjetResponse;
import com.mailjet.client.ClientOptions;
import com.mailjet.client.resource.CampaigndraftDetailcontent;
import org.json.JSONArray;
import org.json.JSONObject;
public class MyClass {
    public static void main(String[] args) throws MailjetException, MailjetSocketTimeoutException {
      MailjetClient client;
      MailjetRequest request;
      MailjetResponse response;
      client = new MailjetClient(System.getenv("MJ_APIKEY_PUBLIC"), System.getenv("MJ_APIKEY_PRIVATE"), new ClientOptions("v3"));
      request = new MailjetRequest(CampaigndraftDetailcontent.resource, ID)
            .property(CampaigndraftDetailcontent.HEADERS, "object")
            .property(CampaigndraftDetailcontent.HTMLPART, "<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!")
            .property(CampaigndraftDetailcontent.MJMLCONTENT, )
            .property(CampaigndraftDetailcontent.TEXTPART, "Dear passenger, welcome to Mailjet! May the delivery force be with you!")
      );
      response = client.post(request);
      System.out.println(response.getStatus());
      System.out.println(response.getData());
    }
}
```

Go
```go
package main
import (
	"fmt"
	"log"
	"os"
	mailjet "github.com/mailjet/mailjet-apiv3-go"
	"github.com/mailjet/mailjet-apiv3-go/resources"
)
func main () {
	mailjetClient := NewMailjetClient(os.Getenv("MJ_APIKEY_PUBLIC"), os.Getenv("MJ_APIKEY_PRIVATE"))
	var data []resources.CampaigndraftDetailcontent
	mr := &Request{
	  Resource: "campaigndraft",
	  ID: RESOURCE_ID,
	  Action: "detailcontent",
	}
	fmr := &FullRequest{
	  Info: mr,
	  Payload: &resources.CampaigndraftDetailcontent { 
	  Headers:"object",
	  Html-part:"<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
	  MJMLContent:"",
	  Text-part:"Dear passenger, welcome to Mailjet! May the delivery force be with you!"
      }
	}
	err := mailjetClient.Post(fmr, &data)
	if err != nil {
	  fmt.Println(err)
	}
	fmt.Printf("Data array: %+v\n", data)
}
```

C#
```csharp
using Mailjet.Client;
using Mailjet.Client.Resources;
using System;
using Newtonsoft.Json.Linq;
namespace Mailjet.ConsoleApplication
{
   class Program
   {
      static void Main(string[] args)
      {
         RunAsync().Wait();
      }
      static async Task RunAsync()
      {
         MailjetClient client = new MailjetClient(Environment.GetEnvironmentVariable("MJ_APIKEY_PUBLIC"), Environment.GetEnvironmentVariable("MJ_APIKEY_PRIVATE"))
         {
            Version = ApiVersion.V3,
         };
         MailjetRequest request = new MailjetRequest
         {
            Resource = CampaigndraftDetailcontent.Resource,
            ResourceId = ResourceId.Numeric(ID)
         }
             .Property(CampaigndraftDetailcontent.Headers, "object")
             .Property(CampaigndraftDetailcontent.Htmlpart, "<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!")
             .Property(CampaigndraftDetailcontent.MJMLContent, )
             .Property(CampaigndraftDetailcontent.Textpart, "Dear passenger, welcome to Mailjet! May the delivery force be with you!");
         MailjetResponse response = await client.PostAsync(request);
         if (response.IsSuccessStatusCode)
         {
            Console.WriteLine(string.Format("Total: {0}, Count: {1}\n", response.GetTotal(), response.GetCount()));
            Console.WriteLine(response.GetData());
         }
         else
         {
            Console.WriteLine(string.Format("StatusCode: {0}\n", response.StatusCode));
            Console.WriteLine(string.Format("ErrorInfo: {0}\n", response.GetErrorInfo()));
            Console.WriteLine(response.GetData());
            Console.WriteLine(string.Format("ErrorMessage: {0}\n", response.GetErrorMessage()));
         }
      }
   }
}
```

### API Response

```
{
	"Count": 1,
	"Data": [
		{
			"Headers": "object",
			"Html-part": "<h3>Dear passenger, welcome to Mailjet!</h3><br />May the delivery force be with you!",
			"MJMLContent": "",
			"Text-part": "Dear passenger, welcome to Mailjet! May the delivery force be with you!"
		}
	],
	"Total": 1
}
```