// (c) Copyright Ascensio System SIA 2010-2022
//
// This program is a free software product.
// You can redistribute it and/or modify it under the terms
// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
// any third-party rights.
//
// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For details, see
// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
// trademark law for use of our trademarks.
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode

using Uri = System.Uri;

namespace ASC.VoipService.Twilio;

public class TwilioVoipSettings : VoipSettings
{
    public TwilioVoipSettings(
        AuthContext authContext,
        TenantUtil tenantUtil,
        SecurityContext securityContext,
        BaseCommonLinkUtility baseCommonLinkUtility) :
        base(authContext, tenantUtil, securityContext, baseCommonLinkUtility)
    { }

    public TwilioVoipSettings(
        Uri voiceUrl,
        AuthContext authContext,
        TenantUtil tenantUtil,
        SecurityContext securityContext,
        BaseCommonLinkUtility baseCommonLinkUtility) :
        this(authContext, tenantUtil, securityContext, baseCommonLinkUtility)
    {
        if (string.IsNullOrEmpty(voiceUrl.Query))
        {
            return;
        }

        JsonSettings = Encoding.UTF8.GetString(Convert.FromBase64String(HttpUtility.UrlDecode(HttpUtility.ParseQueryString(voiceUrl.Query)["settings"])));
    }

    public TwilioVoipSettings(string settings, AuthContext authContext) : base(settings, authContext)
    {
    }

    public override string Connect(bool user = true, string contactId = null)
    {
        var result = GetEcho("", user);
        if (!string.IsNullOrEmpty(contactId))
        {
            result += "&ContactId=" + contactId;
        }
        return result;
    }

    public override string Redirect(string to)
    {
        return GetEcho("redirect") + "&RedirectTo=" + to;
    }

    public override string Dequeue(bool reject)
    {
        return GetEcho("dequeue") + "&Reject=" + reject;
    }

    private string GetEcho(string method, bool user = true)
    {
        return new TwilioResponseHelper(this, BaseCommonLinkUtility.GetFullAbsolutePath(""), AuthContext, TenantUtil, SecurityContext).GetEcho(method, user);
    }
}