// (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
//
// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
//
// The  interactive user interfaces in modified source and object code versions of the Program must
// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
//
// Pursuant to Section 7(b) of the License you must retain the original Product logo when
// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
// trademark law for use of our trademarks.
//
// 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

/*
 *
 * (c) Copyright Ascensio System Limited 2010-2018
 *
 * This program is freeware. You can redistribute it and/or modify it under the terms of the GNU 
 * General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html). 
 * In accordance with Section 7(a) of the GNU GPL 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 more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
 *
 * You can contact Ascensio System SIA by email at sales@onlyoffice.com
 *
 * The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display 
 * Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
 *
 * Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains 
 * relevant author attributions when distributing the software. If the display of the logo in its graphic 
 * form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE" 
 * in every copy of the program you distribute. 
 * Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
 *
*/

namespace ASC.ApiSystem.Controllers;

[Scope]
[ApiController]
[Route("[controller]")]
public class SettingsController : ControllerBase
{
    private CommonMethods CommonMethods { get; }
    private CoreSettings CoreSettings { get; }
    private ILogger<SettingsController> Log { get; }

    public SettingsController(
        CommonMethods commonMethods,
        CoreSettings coreSettings,
        ILogger<SettingsController> option)
    {
        CommonMethods = commonMethods;
        CoreSettings = coreSettings;
        Log = option;
    }

    #region For TEST api

    [HttpGet("test")]
    public IActionResult Check()
    {
        return Ok(new
        {
            value = "Settings api works"
        });
    }

    #endregion

    #region API methods

    [HttpGet("get")]
    [Authorize(AuthenticationSchemes = "auth:allowskip")]
    public IActionResult GetSettings([FromQuery] SettingsModel model)
    {
        if (!GetTenant(model, out var tenantId, out var error))
        {
            return BadRequest(error);
        }

        if (string.IsNullOrEmpty(model.Key))
        {
            return BadRequest(new
            {
                error = "params",
                message = "Key is required"
            });
        }

        var settings = CoreSettings.GetSetting(model.Key, tenantId);

        return Ok(new
        {
            settings
        });
    }

    [HttpPost("save")]
    [Authorize(AuthenticationSchemes = "auth:allowskip")]
    public IActionResult SaveSettings([FromBody] SettingsModel model)
    {
        if (!GetTenant(model, out var tenantId, out var error))
        {
            return BadRequest(error);
        }

        if (string.IsNullOrEmpty(model.Key))
        {
            return BadRequest(new
            {
                error = "params",
                message = "Key is required"
            });
        }

        if (string.IsNullOrEmpty(model.Value))
        {
            return BadRequest(new
            {
                error = "params",
                message = "Value is empty"
            });
        }

        Log.LogDebug("Set {0} value {1} for {2}", model.Key, model.Value, tenantId);

        CoreSettings.SaveSetting(model.Key, model.Value, tenantId);

        var settings = CoreSettings.GetSetting(model.Key, tenantId);

        return Ok(new
        {
            settings
        });
    }

    #endregion

    #region private methods

    private bool GetTenant(SettingsModel model, out int tenantId, out object error)
    {
        tenantId = -1;
        error = null;

        if (model == null)
        {
            error = new
            {
                error = "portalNameEmpty",
                message = "PortalName is required"
            };

            Log.LogError("Model is null");

            return false;
        }

        if (model.TenantId.HasValue && model.TenantId.Value == -1)
        {
            tenantId = model.TenantId.Value;
            return true;
        }

        if (!CommonMethods.GetTenant(model, out var tenant))
        {
            error = new
            {
                error = "portalNameEmpty",
                message = "PortalName is required"
            };

            Log.LogError("Model without tenant");

            return false;
        }

        if (tenant == null)
        {
            error = new
            {
                error = "portalNameNotFound",
                message = "Portal not found"
            };

            Log.LogError("Tenant not found");

            return false;
        }

        tenantId = tenant.Id;
        return true;
    }

    #endregion
}