import Courier from '@trycourier/courier';

const client = new Courier({
  apiKey: process.env['COURIER_API_KEY'], // This is the default and can be omitted
});

const subscriptionList = await client.lists.retrieve('list_id');

console.log(subscriptionList.id);

import os
from courier import Courier

client = Courier(
    api_key=os.environ.get("COURIER_API_KEY"),  # This is the default and can be omitted
)
subscription_list = client.lists.retrieve(
    "list_id",
)
print(subscription_list.id)

package main

import (
	"context"
	"fmt"

	"github.com/trycourier/courier-go"
	"github.com/trycourier/courier-go/option"
)

func main() {
	client := courier.NewClient(
		option.WithAPIKey("My API Key"),
	)
	subscriptionList, err := client.Lists.Get(context.TODO(), "list_id")
	if err != nil {
		panic(err.Error())
	}
	fmt.Printf("%+v\n", subscriptionList.ID)
}

package com.courier.example;

import com.courier.client.CourierClient;
import com.courier.client.okhttp.CourierOkHttpClient;
import com.courier.models.lists.ListRetrieveParams;
import com.courier.models.lists.SubscriptionList;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        CourierClient client = CourierOkHttpClient.fromEnv();

        SubscriptionList subscriptionList = client.lists().retrieve("list_id");
    }
}

require "courier"

courier = Courier::Client.new(api_key: "My API Key")

subscription_list = courier.lists.retrieve("list_id")

puts(subscription_list)

<?php

require_once dirname(__DIR__) . '/vendor/autoload.php';

use Courier\Client;
use Courier\Core\Exceptions\APIException;

$client = new Client(apiKey: getenv('COURIER_API_KEY') ?: 'My API Key');

try {
  $subscriptionList = $client->lists->retrieve('list_id');

  var_dump($subscriptionList);
} catch (APIException $e) {
  echo $e->getMessage();
}

using System;
using TryCourier;
using TryCourier.Models.Lists;

CourierClient client = new();

ListRetrieveParams parameters = new() { ListID = "list_id" };

var subscriptionList = await client.Lists.Retrieve(parameters);

Console.WriteLine(subscriptionList);

courier lists retrieve \
  --api-key 'My API Key' \
  --list-id list_id

curl --request GET \
  --url https://api.courier.com/lists/{list_id} \
  --header 'Authorization: Bearer <token>'

{
  "id": "example.list.id",
  "name": "Example List",
  "created": "2024-01-15T10:30:00.000Z",
  "updated": "2024-01-15T10:30:00.000Z"
}

{
  "message": "Example message text",
  "type": "invalid_request_error"
}