Как отправить письмо клиенту от имени сотрудника

from b24pysdk import BitrixWebhook, Client

client = Client(
    BitrixWebhook(
        domain="your-domain.bitrix24.com",
        webhook_token="user_id/webhook_key",
    )
)

contact_id = 1
result_contact = client.crm.contact.get(
    bitrix_id=contact_id,
).response.result

// composer require bitrix24/b24phpsdk:"^3.0"
require_once 'vendor/autoload.php';

use Bitrix24\SDK\Services\ServiceBuilderFactory;
use Symfony\Component\EventDispatcher\EventDispatcher;
use Psr\Log\NullLogger;

$sb = (new ServiceBuilderFactory(new EventDispatcher(), new NullLogger()))
    ->initFromWebhook('https://your-domain.bitrix24.ru/rest/USER_ID/TOKEN/');

$contactID = 1;
$resultContact = $sb->getCRMScope()->contact()->get($contactID)->contact();

result_user = client.user.get(
    filter={
        "ID": result_contact["ASSIGNED_BY_ID"],
    }
).response.result

$resultUser = $sb->getUserScope()->user()->get(
    [],
    ['ID' => $resultContact->ASSIGNED_BY_ID]
)->getUsers();

contact_email = result_contact["EMAIL"][0]
staff = result_user[0]

$emails = $resultContact->EMAIL;
$contactEmail = reset($emails);
$staff = reset($resultUser);

from datetime import datetime, timedelta

now = datetime.now()

result_activity = client.crm.activity.add(
    fields={
        "SUBJECT": "subject email now",
        "DESCRIPTION": "body email now",
        "DESCRIPTION_TYPE": 3,
        "COMPLETED": "Y",
        "DIRECTION": 2,
        "OWNER_ID": contact_id,
        "OWNER_TYPE_ID": 3,
        "TYPE_ID": 4,
        "COMMUNICATIONS": [
            {
                "VALUE": contact_email["VALUE"],
                "ENTITY_ID": contact_id,
                "ENTITY_TYPE_ID": 3,
            }
        ],
        "START_TIME": now.isoformat(timespec="seconds"),
        "END_TIME": (now + timedelta(hours=1)).isoformat(timespec="seconds"),
        "RESPONSIBLE_ID": staff["ID"],
        "SETTINGS": {
            "MESSAGE_FROM": f"{staff['NAME']} {staff['LAST_NAME']} <{staff['EMAIL']}>"
        },
    }
).response.result

$resultActivity = $sb->getCRMScope()->activity()->add(
    [
        "SUBJECT" => "subject email now",
        "DESCRIPTION" => "body email now",
        "DESCRIPTION_TYPE" => 3,// тип текста (crm.enum.contenttype): обычный, HTML, BB-код
        "COMPLETED" => "Y",// отправить сейчас
        "DIRECTION" => 2,// crm.enum.activitydirection
        "OWNER_ID" => $contactID,
        "OWNER_TYPE_ID" => 3, // crm.enum.ownertype
        "TYPE_ID" => 4, // crm.enum.activitytype
        "COMMUNICATIONS" => [
            [
                'VALUE' => $contactEmail->VALUE,
                'ENTITY_ID' => $contactID,
                'ENTITY_TYPE_ID' => 3// crm.enum.ownertype
            ]
        ],
        "START_TIME" => date("Y-m-d H:i:s", time()),
        "END_TIME" => date("Y-m-d H:i:s", time() + 3600),
        "RESPONSIBLE_ID" => $staff->ID,
        'SETTINGS' => [
            'MESSAGE_FROM' => implode(
                ' ',
                [$staff->NAME, $staff->LAST_NAME, '<' . $staff->EMAIL . '>']
            ),
        ],
    ]
)->getId();

activities = client.crm.activity.list(
    filter={
        "OWNER_TYPE_ID": 3,
        "OWNER_ID": contact_id,
    },
    select=["*", "COMMUNICATIONS"],
    order={"ID": "DESC"},
).response.result

// у crm.activity.list нет обертки в SDK — вызываем метод напрямую
$activities = $sb->core->call(
    'crm.activity.list',
    [
        'filter' => [
            'OWNER_TYPE_ID' => 3,
            'OWNER_ID' => $contactID,
        ],
        'select' => ['*', 'COMMUNICATIONS'],
        'order' => ['ID' => 'DESC'],
    ]
)->getResponseData()->getResult();

from datetime import datetime, timedelta

from b24pysdk import BitrixWebhook, Client
from b24pysdk.errors import BitrixAPIError

client = Client(
    BitrixWebhook(
        domain="your-domain.bitrix24.com",
        webhook_token="user_id/webhook_key",
    )
)

contact_id = 1

try:
    contact = client.crm.contact.get(bitrix_id=contact_id).response.result
    result_activity = None

    if contact.get("ASSIGNED_BY_ID") and contact.get("EMAIL"):
        result_user = client.user.get(
            filter={"ID": contact["ASSIGNED_BY_ID"]},
        ).response.result

        if result_user:
            contact_email = contact["EMAIL"][0]
            staff = result_user[0]

            if contact_email.get("VALUE") and staff.get("EMAIL"):
                now = datetime.now()
                result_activity = client.crm.activity.add(
                    fields={
                        "SUBJECT": "subject email now",
                        "DESCRIPTION": "body email now",
                        "DESCRIPTION_TYPE": 3,
                        "COMPLETED": "Y",
                        "DIRECTION": 2,
                        "OWNER_ID": contact_id,
                        "OWNER_TYPE_ID": 3,
                        "TYPE_ID": 4,
                        "COMMUNICATIONS": [
                            {
                                "VALUE": contact_email["VALUE"],
                                "ENTITY_ID": contact_id,
                                "ENTITY_TYPE_ID": 3,
                            }
                        ],
                        "START_TIME": now.isoformat(timespec="seconds"),
                        "END_TIME": (now + timedelta(hours=1)).isoformat(timespec="seconds"),
                        "RESPONSIBLE_ID": staff["ID"],
                        "SETTINGS": {
                            "MESSAGE_FROM": f"{staff['NAME']} {staff['LAST_NAME']} <{staff['EMAIL']}>"
                        },
                    }
                ).response.result

    if result_activity:
        print({"message": "Activity add"})
    else:
        print({"message": "Activity not added"})
except BitrixAPIError as error:
    print({"message": f"Activity not added: {error}"})

<?php
// composer require bitrix24/b24phpsdk:"^3.0"
require_once 'vendor/autoload.php';

use Bitrix24\SDK\Services\ServiceBuilderFactory;
use Symfony\Component\EventDispatcher\EventDispatcher;
use Psr\Log\NullLogger;

$sb = (new ServiceBuilderFactory(new EventDispatcher(), new NullLogger()))
    ->initFromWebhook('https://your-domain.bitrix24.ru/rest/USER_ID/TOKEN/');

$contactID = 1;
try {
    $resultContact = $sb->getCRMScope()->contact()->get($contactID)->contact();
    $resultActivity = null;
    if (!empty($resultContact->ASSIGNED_BY_ID) && !empty($resultContact->EMAIL))
    {
        $resultUser = $sb->getUserScope()->user()->get(
            [],
            ['ID' => $resultContact->ASSIGNED_BY_ID]
        )->getUsers();
        if ($resultUser)
        {
            $emails = $resultContact->EMAIL;
            $contactEmail = reset($emails);
            $staff = reset($resultUser);
            if (!empty($contactEmail->VALUE) && !empty($staff->EMAIL))
            {
                $resultActivity = $sb->getCRMScope()->activity()->add(
                    [
                        "SUBJECT" => "subject email now",
                        "DESCRIPTION" => "body email now",
                        "DESCRIPTION_TYPE" => 3,// тип текста (crm.enum.contenttype): обычный, HTML, BB-код
                        "COMPLETED" => "Y",// отправить сейчас
                        "DIRECTION" => 2,// crm.enum.activitydirection
                        "OWNER_ID" => $contactID,
                        "OWNER_TYPE_ID" => 3, // crm.enum.ownertype
                        "TYPE_ID" => 4, // crm.enum.activitytype
                        "COMMUNICATIONS" => [
                            [
                                'VALUE' => $contactEmail->VALUE,
                                'ENTITY_ID' => $contactID,
                                'ENTITY_TYPE_ID' => 3// crm.enum.ownertype
                            ]
                        ],
                        "START_TIME" => date("Y-m-d H:i:s", time()),
                        "END_TIME" => date("Y-m-d H:i:s", time() + 3600),
                        "RESPONSIBLE_ID" => $staff->ID,
                        'SETTINGS' => [
                            'MESSAGE_FROM' => implode(
                                ' ',
                                [$staff->NAME, $staff->LAST_NAME, '<' . $staff->EMAIL . '>']
                            ),
                        ],
                    ]
                )->getId();
            }
        }
    }
    if (!empty($resultActivity))
    {
        echo json_encode(['message' => 'Activity add']);
    }
    else
    {
        echo json_encode(['message' => 'Activity not added']);
    }
} catch (\Throwable $e) {
    echo json_encode(['message' => 'Activity not added: ' . $e->getMessage()]);
}