Från SMS till RCS – En guide till nästa generations mobilkommunikation

using System.Net.Http.Json;

var apiKey = "DIN_API_NYCKEL";
var rcsUrl = "https://api.ip1.net/v3";
var smsUrl = "https://api.ip1sms.com/v2";

using var client = new HttpClient();
client.DefaultRequestHeaders.Add("Authorization", $"Bearer {apiKey}");

async Task SendSmartMessages(string[] recipients, string text)
{
    var rcsRecipients = new List<string>();
    var smsRecipients = new List<string>();

    // 1. Loopa igenom och sortera mottagarna baserat på capability
    foreach (var number in recipients)
    {
        try 
        {
            var cap = await client.GetFromJsonAsync<CapResponse>($"{rcsUrl}/phones/{number}/capabilities");
            
            if (cap?.capable == true)
                rcsRecipients.Add(number);
            else
                smsRecipients.Add(number);
        }
        catch 
        {
            smsRecipients.Add(number);
        }
    }

    // 2. Skicka RCS till alla som kan ta emot
    if (rcsRecipients.Any())
    {
        var rcsResponse = await client.PostAsJsonAsync($"{rcsUrl}/bundles", new
        {
            brand = "min-butik-ab",
            agent = "DIN_AGENTS_ID",
            content = text,
            recipients = rcsRecipients.ToArray()
        });
    }

    // 3. Skicka SMS till resten
    if (smsRecipients.Any())
    {
        var smsResponse = await client.PostAsJsonAsync($"{smsUrl}/messages", new
        {
            sender = "MittForetag",
            body = text,
            recipients = smsRecipients.ToArray()
        });
    }
}

public record CapResponse(bool capable);

var myNumbers = new[] { "46700123456", "46700987654", "456189040623" };
await SendSmartMessages(myNumbers, "Hej! Detta är ett smart meddelande.");