using DigitalData.Core.Abstraction.Application.Repository;
using DigitalData.Core.Exceptions;
using MediatR;
using Microsoft.Data.SqlClient;
using Microsoft.Extensions.Options;
using ReC.Application.Common.Exceptions;
using ReC.Application.Common.Options;
using ReC.Application.EndpointAuth.Commands;
using ReC.Application.EndpointParams.Commands;
using ReC.Application.Endpoints.Commands;
using ReC.Application.Profile.Commands;
using ReC.Application.RecActions.Commands;
using ReC.Application.Results.Commands;
using System.Data;

namespace ReC.Application.Common.Procedures.InsertProcedure;

public record InsertObjectProcedure : IRequest<long>
{
    /// <summary>
    /// Target entity: ACTION, ENDPOINT, ENDPOINT_AUTH, ENDPOINT_PARAMS, PROFILE, RESULT
    /// </summary>
    public string Entity { get; set; } = null!;

    //TODO: update to set in authentication middleware or similar, and remove from procedure properties
    internal string? AddedWho { get; private set; } = "ReC.API";

    public InsertActionCommand? Action { get; set; }
    public InsertEndpointCommand? Endpoint { get; set; }
    public InsertEndpointAuthCommand? EndpointAuth { get; set; }
    public InsertProfileCommand? Profile { get; set; }
    public InsertResultCommand? Result { get; set; }
    public InsertEndpointParamsCommand? EndpointParams { get; set; }
}

public class InsertObjectProcedureHandler(IRepository repo, IOptionsMonitor<SqlExceptionOptions> sqlExOpt) : IRequestHandler<InsertObjectProcedure, long>
{
    public async Task<long> Handle(InsertObjectProcedure request, CancellationToken cancel)
    {
        var sp = new StoredProcedureBuilder("[dbo].[PRREC_INSERT_OBJECT]")
            .Add("pENTITY", request.Entity)
            .Add("pADDED_WHO", request.AddedWho)
            .Add("pADDED_WHEN", DateTime.UtcNow)
            .Add("pACTION_PROFILE_ID", request.Action?.ProfileId)
            .Add("pACTION_ACTIVE", request.Action?.Active)
            .Add("pACTION_SEQUENCE", request.Action?.Sequence, SqlDbType.TinyInt)
            .Add("pACTION_ENDPOINT_ID", request.Action?.EndpointId)
            .Add("pACTION_ENDPOINT_AUTH_ID", request.Action?.EndpointAuthId)
            .Add("pACTION_ENDPOINT_PARAMS_ID", request.Action?.EndpointParamsId, SqlDbType.SmallInt)
            .Add("pACTION_SQL_CONNECTION_ID", request.Action?.SqlConnectionId, SqlDbType.SmallInt)
            .Add("pACTION_TYPE_ID", request.Action?.TypeId is not null ? (byte)request.Action.TypeId : null, SqlDbType.TinyInt)
            .Add("pACTION_PRE_SQL", request.Action?.PreSql)
            .Add("pACTION_HEADER_SQL", request.Action?.HeaderSql)
            .Add("pACTION_BODY_SQL", request.Action?.BodySql)
            .Add("pACTION_POST_SQL", request.Action?.PostSql)
            .Add("pACTION_ERROR_ACTION_ID", request.Action?.ErrorActionId, SqlDbType.TinyInt)
            .Add("pENDPOINT_ACTIVE", request.Endpoint?.Active)
            .Add("pENDPOINT_DESCRIPTION", request.Endpoint?.Description)
            .Add("pENDPOINT_URI", request.Endpoint?.Uri)
            .Add("pENDPOINT_AUTH_ACTIVE", request.EndpointAuth?.Active)
            .Add("pENDPOINT_AUTH_DESCRIPTION", request.EndpointAuth?.Description)
            .Add("pENDPOINT_AUTH_TYPE_ID", request.EndpointAuth?.TypeId, SqlDbType.TinyInt)
            .Add("pENDPOINT_AUTH_API_KEY", request.EndpointAuth?.ApiKey)
            .Add("pENDPOINT_AUTH_API_VALUE", request.EndpointAuth?.ApiValue)
            .Add("pENDPOINT_AUTH_API_KEY_ADD_TO_ID", request.EndpointAuth?.ApiKeyAddToId)
            .Add("pENDPOINT_AUTH_TOKEN", request.EndpointAuth?.Token)
            .Add("pENDPOINT_AUTH_USERNAME", request.EndpointAuth?.Username)
            .Add("pENDPOINT_AUTH_PASSWORD", request.EndpointAuth?.Password)
            .Add("pENDPOINT_AUTH_DOMAIN", request.EndpointAuth?.Domain)
            .Add("pENDPOINT_AUTH_WORKSTATION", request.EndpointAuth?.Workstation)
            .Add("pPROFILE_ACTIVE", request.Profile?.Active)
            .Add("pPROFILE_TYPE_ID", request.Profile?.TypeId, SqlDbType.TinyInt)
            .Add("pPROFILE_MANDANTOR", request.Profile?.Mandantor)
            .Add("pPROFILE_NAME", request.Profile?.Name)
            .Add("pPROFILE_DESCRIPTION", request.Profile?.Description)
            .Add("pPROFILE_LOG_LEVEL_ID", request.Profile?.LogLevelId, SqlDbType.TinyInt)
            .Add("pPROFILE_LANGUAGE_ID", request.Profile?.LanguageId, SqlDbType.SmallInt)
            .Add("pRESULT_ACTION_ID", request.Result?.ActionId)
            .Add("pRESULT_STATUS_ID", request.Result?.Status, SqlDbType.SmallInt)
            .Add("pRESULT_TYPE_ID", request.Result?.Type is not null ? (byte)request.Result.Type : null, SqlDbType.TinyInt)
            .Add("pRESULT_HEADER", request.Result?.Header)
            .Add("pRESULT_BODY", request.Result?.Body)
            .Add("pRESULT_INFO", request.Result?.Info)
            .Add("pRESULT_INFO_DETAIL", request.Result?.InfoDetail)
            .Add("pRESULT_ERROR", request.Result?.Error)
            .Add("pRESULT_REFERENCE1", request.Result?.Reference1)
            .Add("pRESULT_REFERENCE2", request.Result?.Reference2)
            .Add("pRESULT_REFERENCE3", request.Result?.Reference3)
            .Add("pRESULT_REFERENCE4", request.Result?.Reference4)
            .Add("pRESULT_REFERENCE5", request.Result?.Reference5)
            .Add("pENDPOINT_PARAMS_ACTIVE", request.EndpointParams?.Active)
            .Add("pENDPOINT_PARAMS_DESCRIPTION", request.EndpointParams?.Description)
            .Add("pENDPOINT_PARAMS_GROUP_ID", request.EndpointParams?.GroupId, SqlDbType.SmallInt)
            .Add("pENDPOINT_PARAMS_SEQUENCE", request.EndpointParams?.Sequence, SqlDbType.TinyInt)
            .Add("pENDPOINT_PARAMS_KEY", request.EndpointParams?.Key)
            .Add("pENDPOINT_PARAMS_VALUE", request.EndpointParams?.Value)
            .AddOutput("oGUID", SqlDbType.BigInt);

        try
        {
            await repo.ExecuteQueryRawAsync(sp.BuildSql(), sp.BuildParameters(), cancel);
        }
        catch (SqlException ex)
        {
            if (sqlExOpt.CurrentValue.BadRequestSqlExceptionNumbers.Contains(ex.Number))
                throw new BadRequestException(ex.Message, ex);
            else
                throw;
        }

        var guidParam = sp.GetParameter("oGUID");

        if (guidParam?.Value != DBNull.Value)
            if (guidParam!.Value is long longValue)
                return longValue;
            else if (long.TryParse(guidParam.Value?.ToString(), out var guid))
                return guid;

        throw new InsertObjectFailedException(request, "InsertObject stored procedure did not return a valid identifier.");
    }
}