using EntitlementBLL.Auth;
using EntitlementBLL.Interfaces;
using EntitlementSL.Common;
using FastEndpoints;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.DTO.Framework.ResponseStandard;
using GB5Shared.FastEndPoint;
using ErrorResponse = GB5Shared.Resource.Response.ErrorResponse;
using static GB5Shared.GB5Constant.Constant;

namespace EntitlementSL.Endpoints.ChangeRequest;

// Any ClientAdmin — beta participation is not a commercial decision, so no additional capability
// is required beyond the base admin tier (unlike RequestChangePlan/RequestRenewal).
public class RequestBetaEnrol : BaseEndpoint<RequestBetaEnrol.Params, ResponseStandardDTO<object>>
{
    private const string ClientJwtSchemeName = "ClientJwtBearer";

    private readonly IChangeRequestBLL _ChangeRequestBLL;

    public RequestBetaEnrol(IChangeRequestBLL changeRequestBLL) => _ChangeRequestBLL = changeRequestBLL;

    public override void Configure()
    {
        Post("/lic/ChangeRequest.svc/RequestBetaEnrol");
        AuthSchemes(ClientJwtSchemeName);
        Roles(ClientRoleCodes.ClientAdmin);
    }

    public record Body(string BetaProgramName, DateTime ValidUntil);
    public record Params(
        [property: FromHeader] string Login,
        [property: FromBody]   Body   RequestBody
    );

    protected override string? GetCacheKey(Params req, LoginDTO loginDTO) => null;

    protected override async Task<ResponseStandardDTO<object>> ExecuteAsync(Params req, LoginDTO loginDTO, CancellationToken ct)
    {
        var caller = ClientCallerContext.FromClaims(HttpContext.User.Claims);
        if (caller.Role != ClientRoleCodes.ClientAdmin || caller.ClientId <= 0)
            return await GB5Shared.ResponseStandard.Response.CreateErrorResponse<object>(
                ErrorResponse.AccessDeniedMessage, CacheKeyLevel.NOT_REQUIRED, loginDTO, statusCode: 403);

        var changeRequestId = await _ChangeRequestBLL.SubmitBetaEnrolRequestAsync(
            caller.ClientId, req.RequestBody.BetaProgramName, req.RequestBody.ValidUntil, caller.ClientUserId, ct);

        return await GB5Shared.ResponseStandard.Response.CreateSuccessResponse(
            $"Beta enrol request submitted. ChangeRequestId={changeRequestId}", CacheKeyLevel.NOT_REQUIRED, loginDTO);
    }
}