using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Text;
using System.Threading.Tasks;
using SuccessfulCode.BetfairApi.BettingModels;
using SuccessfulCode.BetfairApi.BettingModels.Enums;

namespace SuccessfulCode.BetfairApi
{
    public class BettingApiClient
    {
        private readonly HttpClient _client;
        private Authentication _authentication;
        private const string _endpoint = "https://api.betfair.com/exchange/betting/rest/v1.0/";

        public BettingApiClient(Authentication authentication)
        {
            _client = new HttpClient();
            _authentication = authentication;
        }

        private Task<T> ExecuteRequest<T>(string endpoint, object request = null)
        {
            return _authentication.ExecuteRequest<T>(endpoint, request);
        }

        /// <summary>
        /// Returns a list of Event Types (i.e. Sports) associated with the markets selected by the
        /// MarketFilter.
        /// </summary>
        public async Task<EventTypeResult[]> ListEventTypes(MarketFilter filter, string locale = null)
        {
            var request = new
            {
                filter,
                locale
            };
            var result = await ExecuteRequest<EventTypeResult[]>(_endpoint + "listEventTypes/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of Competitions (i.e., World Cup 2013) associated with the markets selected by the
        /// MarketFilter. Currently only Football markets have an associated competition.
        /// </summary>
        public async Task<CompetitionResult[]> ListCompetitions(MarketFilter filter, string locale = null)
        {
            var request = new
            {
                filter,
                locale
            };
            var result = await ExecuteRequest<CompetitionResult[]>(_endpoint + "listCompetitions/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of time ranges in the granularity specified in the request (i.e. 3PM to 4PM, Aug
        /// 14th to Aug 15th) associated with the markets selected by the MarketFilter.
        /// </summary>
        public async Task<TimeRangeResult[]> ListTimeRanges(MarketFilter filter, TimeGranularity granularity)
        {
            var request = new
            {
                filter,
                granularity
            };
            var result = await ExecuteRequest<TimeRangeResult[]>(_endpoint + "listTimeRanges/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of Events (i.e, Reading vs. Man United) associated with the markets selected by the
        /// MarketFilter.
        /// </summary>
        public async Task<EventResult[]> ListEvents(MarketFilter filter, string locale = null)
        {
            var request = new
            {
                filter,
                locale
            };
            var result = await ExecuteRequest<EventResult[]>(_endpoint + "listEvents/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of market types (i.e. MATCH_ODDS, NEXT_GOAL) associated with the markets selected by
        /// the MarketFilter. The market types are always the same, regardless of locale.
        /// </summary>
        public async Task<MarketTypeResult[]> ListMarketTypes(MarketFilter filter, string locale = null)
        {
            var request = new
            {
                filter,
                locale
            };
            var result = await ExecuteRequest<MarketTypeResult[]>(_endpoint + "listMarketTypes/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of Countries associated with the markets selected by the MarketFilter.
        /// </summary>
        public async Task<CountryCodeResult[]> ListCountries(MarketFilter filter, string locale = null)
        {
            var request = new
            {
                filter,
                locale
            };
            var result = await ExecuteRequest<CountryCodeResult[]>(_endpoint + "listCountries/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of Venues (i.e. Cheltenham, Ascot) associated with the markets selected by the
        /// MarketFilter. Currently, only Horse Racing markets are associated with a Venue.
        /// </summary>
        public async Task<VenueResult[]> ListVenues(MarketFilter filter, string locale = null)
        {
            var request = new
            {
                filter,
                locale
            };
            var result = await ExecuteRequest<VenueResult[]>(_endpoint + "listVenues/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of information about markets that does not change (or changes very rarely). You use
        /// listMarketCatalogue to retrieve the name of the market, the names of selections and other information about
        /// markets.
        /// </summary>
        public async Task<MarketCatalogue[]> ListMarketCatalogue(MarketFilter filter, MarketProjection[] marketProjection = null, int? maxResults = null, MarketSort? sort = null, string locale = null)
        {
            var request = new
            {
                filter,
                marketProjection,
                sort,
                maxResults,
                locale
            };
            var result = await ExecuteRequest<MarketCatalogue[]>(_endpoint + "listMarketCatalogue/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of dynamic data about markets. Dynamic data includes prices, the status of the
        /// market, the status of selections, the traded volume, and the status of any orders you have placed in the
        /// market.
        /// </summary>
        public async Task<MarketBook[]> ListMarketBook(string[] marketIds, PriceProjection priceProjection = null, OrderProjection? orderProjection = null, MatchProjection? matchProjection = null, bool? includeOverallPosition = null, bool? partitionMatchedByStrategyRef = null, string[] customerStrategyRefs = null, string currencyCode = null, string locale = null, DateTime? matchedSince = null, string[] betIds = null)
        {
            var request = new
            {
                marketIds,
                priceProjection,
                orderProjection,
                matchProjection,
                includeOverallPosition,
                partitionMatchedByStrategyRef,
                customerStrategyRefs,
                currencyCode,
                locale,
                matchedSince,
                betIds
            };
            var result = await ExecuteRequest<MarketBook[]>(_endpoint + "listMarketBook/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of dynamic data about a market and a specified runner. Dynamic data includes prices, the status of the
        /// market, the status of selections, the traded volume, and the status of any orders you have placed in the
        /// market.
        /// </summary>
        public async Task<MarketBook[]> ListRunnerBook(string marketId,long selectionId, double? handicap = null, PriceProjection priceProjection = null, OrderProjection? orderProjection = null, MatchProjection? matchProjection = null, bool? includeOverallPosition = null, bool? partitionMatchedByStrategyRef = null, string[] customerStrategyRefs = null, string currencyCode = null, string locale = null, DateTime? matchedSince = null, string[] betIds = null)
        {
            var request = new
            {
                marketId,
                selectionId,
                handicap,
                priceProjection,
                orderProjection,
                matchProjection,
                includeOverallPosition,
                partitionMatchedByStrategyRef,
                customerStrategyRefs,
                currencyCode,
                locale,
                matchedSince,
                betIds
            };
            var result = await ExecuteRequest<MarketBook[]>(_endpoint + "listRunnerBook/", request);
            return result;
        }

        /// <summary>
        /// Returns a list of your current orders. Optionally you can filter and sort your current orders using
        /// the
        /// various parameters, setting none of the parameters will return all of your current orders, up to a maximum
        /// of 1000 bets, ordered BY_BET and sorted
        /// EARLIEST_TO_LATEST. To retrieve more than 1000 orders, you need to make use of the fromRecord and
        /// recordCount parameters.
        /// </summary>
        public async Task<CurrentOrderSummaryReport> ListCurrentOrders(string[] betIds = null, string[] marketIds = null, OrderProjection? orderProjection = null, string[] customerOrderRefs = null, string[] customerStrategyRefs = null, TimeRange placedDateRange = null, TimeRange dateRange = null, OrderBy? orderBy = null, SortDir? sortDir = null, int? fromRecord = null, int? recordCount = null)
        {
            var request = new
            {
                betIds,
                marketIds,
                orderProjection,
                customerOrderRefs,
                customerStrategyRefs,
                placedDateRange,
                dateRange,
                orderBy,
                sortDir,
                fromRecord,
                recordCount
            };
            var result = await ExecuteRequest<CurrentOrderSummaryReport>(_endpoint + "listCurrentOrders/", request);
            return result;
        }

        /// <summary>
        /// Returns a List of bets based on the bet status, ordered by settled date
        /// </summary>
        public async Task<ClearedOrderSummaryReport> ListClearedOrders(BetStatus betStatus, string[] eventTypeIds = null, string[] eventIds = null, string[] marketIds = null, RunnerId[] runnerIds = null, string[] betIds = null, string[] customerOrderRefs = null, string[] customerStrategyRefs = null, Side? side = null, TimeRange settledDateRange = null, GroupBy? groupBy = null, bool? includeItemDescription = null, string locale = null, int? fromRecord = null, int? recordCount = null)
        {
            var request = new
            {
                betStatus,
                eventTypeIds,
                eventIds,
                marketIds,
                runnerIds,
                betIds,
                customerOrderRefs,
                customerStrategyRefs,
                side,
                settledDateRange,
                groupBy,
                includeItemDescription,
                locale,
                fromRecord,
                recordCount
            };
            var result = await ExecuteRequest<ClearedOrderSummaryReport>(_endpoint + "listClearedOrders/", request);
            return result;
        }

        /// <summary>
        /// Place new orders into market. LIMIT orders below the minimum bet size are allowed if
        /// there is an unmatched bet at the same price in the market. This operation is atomic in that
        /// all orders will be placed or none will be placed.
        /// </summary>
        public async Task<PlaceExecutionReport> PlaceOrders(string marketId, PlaceInstruction[] instructions, string customerRef = null, MarketVersion marketVersion = null, string customerStrategyRef = null, bool? async = null)
        {
            var request = new
            {
                marketId,
                instructions,
                customerRef,
                marketVersion,
                customerStrategyRef,
                async
            };
            var result = await ExecuteRequest<PlaceExecutionReport>(_endpoint + "placeOrders/", request);
            return result;
        }

        /// <summary>
        /// Cancel all bets OR cancel all bets on a market OR fully or partially cancel particular orders on a
        /// market. Only LIMIT orders an be cancelled or partially cancelled once placed.
        /// </summary>
        public async Task<CancelExecutionReport> CancelOrders(string marketId = null, CancelInstruction[] instructions = null, string customerRef = null)
        {
            var request = new
            {
                marketId,
                instructions,
                customerRef
            };
            var result = await ExecuteRequest<CancelExecutionReport>(_endpoint + "cancelOrders/", request);
            return result;
        }

        /// <summary>
        /// This operation is logically a bulk cancel followed by a bulk place. The cancel is completed first then
        /// the new orders are placed. The new orders will be placed atomically in that they will all be placed or none
        /// will be placed.
        /// In the case where the new orders cannot be placed the cancellations will not be rolled back.
        /// See ReplaceInstruction.
        /// </summary>
        public async Task<ReplaceExecutionReport> ReplaceOrders(string marketId, ReplaceInstruction[] instructions, string customerRef = null, MarketVersion marketVersion = null, bool? async = null)
        {
            var request = new
            {
                marketId,
                instructions,
                customerRef,
                marketVersion,
                async
            };
            var result = await ExecuteRequest<ReplaceExecutionReport>(_endpoint + "replaceOrders/", request);
            return result;
        }

        /// <summary>
        /// Update non-exposure changing fields
        /// </summary>
        public async Task<UpdateExecutionReport> UpdateOrders(string marketId, UpdateInstruction[] instructions, string customerRef = null)
        {
            var request = new
            {
                marketId,
                instructions,
                customerRef
            };
            var result = await ExecuteRequest<UpdateExecutionReport>(_endpoint + "updateOrders/", request);
            return result;
        }

        /// <summary>
        /// Retrieve profit and loss for a given list of markets. The values are calculated using matched bets and optionally settled bets.
        /// Only odds markets are implemented, markets of other types are silently ignored.
        /// </summary>
        public async Task<MarketProfitAndLoss[]> ListMarketProfitAndLoss(string[] marketIds, bool? includeSettledBets = null, bool? includeBspBets = null, bool? netOfCommission = null)
        {
            var request = new
            {
                marketIds,
                includeSettledBets,
                includeBspBets,
                netOfCommission
            };
            var result = await ExecuteRequest<MarketProfitAndLoss[]>(_endpoint + "listMarketProfitAndLoss/", request);
            return result;
        }

        /// <summary>
        /// Create/update default exposure limit for market groups of given type.
        /// New value and breach action will be immediately applied to existing instances of this type (unless overridden using setExposureLimitForMarketGroup).
        /// If default values are overridden for market groups (using setExposureLimitForMarketGroup), overrides will NOT be
        /// touched.
        /// In order to clear this limit "removeDefaultExposureLimitForMarketGroups" operation should be used. It's not allowed to set default limit to an
        /// empty limit (see type ExposureLimit).
        /// </summary>
        public async Task<string> SetDefaultExposureLimitForMarketGroups(MarketGroupType marketGroupType, ExposureLimit limit)
        {
            var request = new
            {
                marketGroupType,
                limit
            };
            var result = await ExecuteRequest<string>(_endpoint + "setDefaultExposureLimitForMarketGroups/", request);
            return result;
        }

        /// <summary>
        /// Create/update exposure limit for a market group.
        /// New limit will be applied immediately (even if a default limit exists for this type).
        /// The limit will be deleted upon account action (see deleteMarketGroupExposureLimit) or when no active markets
        /// remain under market group.
        /// It is possible to "invalidate" default limit for a specific group by using a "empty" limit (see type ExposureLimit).
        /// Upon successful execution of the request, the effective limit for this group will be the one set by this request (Properties will NOT be inherited from default limit).
        /// </summary>
        public async Task<string> SetExposureLimitForMarketGroup(MarketGroup marketGroup, ExposureLimit limit)
        {
            var request = new
            {
                marketGroup,
                limit
            };
            var result = await ExecuteRequest<string>(_endpoint + "setExposureLimitForMarketGroup/", request);
            return result;
        }

        /// <summary>
        /// Remove default exposure limit for a market group type.
        /// This operation will NOT remove/update any market group limits.
        /// </summary>
        public async Task<string> RemoveDefaultExposureLimitForMarketGroups(MarketGroupType marketGroupType)
        {
            var request = new
            {
                marketGroupType
            };
            var result = await ExecuteRequest<string>(_endpoint + "removeDefaultExposureLimitForMarketGroups/", request);
            return result;
        }

        /// <summary>
        /// Delete exposure limit for a market group.
        /// If a default exposure limit exist for market type, it takes effect immediately.
        /// </summary>
        public async Task<string> RemoveExposureLimitForMarketGroup(MarketGroup marketGroup)
        {
            var request = new
            {
                marketGroup
            };
            var result = await ExecuteRequest<string>(_endpoint + "removeExposureLimitForMarketGroup/", request);
            return result;
        }

        /// <summary>
        /// Response to this request returns default group limit and group limits grouped by type.
        /// If marketGroupTypeFilter is not populated values for all types are returned.
        /// The response will always contain the default limit. It is possible to control which groups to return using marketGroupsFilter parameter.
        /// If marketGroupsFilter is not set all group limits are returned. If an emtpy list is passed only default limit(s) is returned.
        /// When marketGroupTypeFilter and marketGroupsFilter used together, all groups in marketGroupsFilter are required to be of same type (type used in marketGroupTypeFilter).
        /// </summary>
        public async Task<ExposureLimitsForMarketGroups[]> ListExposureLimitsForMarketGroups(MarketGroupType? marketGroupTypeFilter = null, MarketGroup[] marketGroupFilter = null)
        {
            var request = new
            {
                marketGroupTypeFilter,
                marketGroupFilter
            };
            var result = await ExecuteRequest<ExposureLimitsForMarketGroups[]>(_endpoint + "listExposureLimitsForMarketGroups/", request);
            return result;
        }

        /// <summary>
        /// Unblock a market group after it has been blocked due to the breach of a previously set exposure limit.
        /// </summary>
        public async Task<string> UnblockMarketGroup(MarketGroup marketGroup)
        {
            var request = new
            {
                marketGroup
            };
            var result = await ExecuteRequest<string>(_endpoint + "unblockMarketGroup/", request);
            return result;
        }

        /// <summary>
        /// Retrieves events from exposure reuse enabled events list. To edit this list use
        /// addExposureReuseEnabledEvents and removeExposureReuseEnabledEvents operations.
        /// </summary>
        public async Task<long[]> GetExposureReuseEnabledEvents()
        {
            var result = await ExecuteRequest<long[]>(_endpoint + "getExposureReuseEnabledEvents/");
            return result;
        }

        /// <summary>
        /// Enables events for exposure reuse by appending them to the current list of events already enabled.
        /// </summary>
        public async Task<string> AddExposureReuseEnabledEvents(long[] eventIds)
        {
            var request = new
            {
                eventIds
            };
            var result = await ExecuteRequest<string>(_endpoint + "addExposureReuseEnabledEvents/", request);
            return result;
        }

        /// <summary>
        /// Removes events from exposure reuse enabled events list.
        /// </summary>
        public async Task<string> RemoveExposureReuseEnabledEvents(long[] eventIds)
        {
            var request = new
            {
                eventIds
            };
            var result = await ExecuteRequest<string>(_endpoint + "removeExposureReuseEnabledEvents/", request);
            return result;
        }
    }
}