From b1847fffdf2a798390d99146f9ebff38ab313846 Mon Sep 17 00:00:00 2001 From: Lorenc Pekaj Date: Thu, 25 Oct 2018 08:32:18 +1100 Subject: [PATCH] begin base for price of stocks --- .../cnr/features/stocks/stocks.pwn | 183 ++++++++++++++++++ 1 file changed, 183 insertions(+) diff --git a/gamemodes/irresistible/cnr/features/stocks/stocks.pwn b/gamemodes/irresistible/cnr/features/stocks/stocks.pwn index d7b1acd..6f8e89e 100644 --- a/gamemodes/irresistible/cnr/features/stocks/stocks.pwn +++ b/gamemodes/irresistible/cnr/features/stocks/stocks.pwn @@ -9,9 +9,192 @@ #include < YSI\y_hooks > /* ** Definitions ** */ +#define MAX_STOCKS ( 32 ) + +#define STOCK_REPORTING_PERIOD ( 86400 ) // 1 day + +#define STOCK_REPORTING_PERIODS ( 30 ) // last 30 periods (days) + +#define DIALOG_STOCK_MARKET 8923 /* ** Variables ** */ +enum E_STOCK_MARKET_DATA +{ + E_NAME[ 64 ], E_SYMBOL[ 4 ], E_MAX_SHARES, + + // market maker + E_MM_SHARES, E_MM_IPO_PRICE +}; + +enum E_STOCK_MARKET_PRICE_DATA +{ + E_CURRENT_PRICE, + E_CURRENT_EARNINGS, E_PREVIOUS_EARNINGS +}; + +static stock + g_stockMarketData [ MAX_STOCKS ] [ E_STOCK_MARKET_DATA ], + g_stockMarketPriceData [ MAX_STOCKS ] [ STOCK_REPORTING_PERIODS ] [ E_STOCK_MARKET_PRICE_DATA ], + Iterator: stockmarkets < MAX_STOCKS > +; /* ** Hooks ** */ +hook OnScriptInit( ) +{ + CreateStockMarket( 0, "The Mining Company", "MC", 10000000, 100 ); + return 1; +} + +/* ** SQL Thread ** */ +thread Stock_UpdateReportingPeriods( stockid ) +{ + new + rows = cache_get_row_count( ); + + if ( rows ) + { + for ( new row = 0; row < rows; row ++ ) + { + g_stockMarketPriceData[ stockid ] [ row ] [ E_CURRENT_PRICE ] = cache_get_field_content_int( row, "CURRENT_PRICE" ); + g_stockMarketPriceData[ stockid ] [ row ] [ E_CURRENT_EARNINGS ] = cache_get_field_content_int( row, "CURRENT_EARNINGS" ); + g_stockMarketPriceData[ stockid ] [ row ] [ E_PREVIOUS_EARNINGS ] = cache_get_field_content_int( row, "PREVIOUS_EARNINGS" ); + } + } + return 1; +} + +/* ** Command ** */ +CMD:increase( playerid, params[ ] ) { + g_stockMarketPriceData[ 0 ] [ 0 ] [ E_CURRENT_EARNINGS ] += strval( params ); + return 1; +} + +CMD:newreport( playerid, params[ ] ) { + StockMarket_CreateReport( 0 ); + return 1; +} + +CMD:stockmarkets( playerid, params[ ] ) +{ + szLargeString = ""COL_WHITE"Stock\t"COL_WHITE"Current Price\t"COL_WHITE"Market Capitalization\t"COL_WHITE"Price Change (24H)\n"; + + foreach ( new s : stockmarkets ) + { + printf("%d %d\n", g_stockMarketPriceData[ s ] [ 0 ] [ E_CURRENT_EARNINGS ], g_stockMarketPriceData[ s ] [ 1 ] [ E_CURRENT_EARNINGS ]); + new Float: price_difference = ( ( float( g_stockMarketPriceData[ s ] [ 0 ] [ E_CURRENT_EARNINGS ] ) / float( g_stockMarketPriceData[ s ] [ 1 ] [ E_CURRENT_EARNINGS ] ) ) - 1.0 ) * 100.0; + new current_price = g_stockMarketPriceData[ s ] [ 0 ] [ E_CURRENT_PRICE ]; + + // prevent integer overflow (over 2.6B) + new Float: market_cap_millions = ( float( g_stockMarketData[ s ] [ E_MAX_SHARES ] ) / 1000000.0 ) * ( float( current_price ) / 1000000.0 ); + new Float: market_cap_billions = market_cap_millions / 1000.0; + + format( + szLargeString, sizeof( szLargeString ), + "%s%s (%s)\t"COL_GREEN"%s\t$%s%s\t%s%s%%\n", + szLargeString, + g_stockMarketData[ s ] [ E_NAME ], + g_stockMarketData[ s ] [ E_SYMBOL ], + cash_format( current_price ), + market_cap_billions > 1.0 ? number_format( market_cap_billions, .decimals = 2 ) : number_format( market_cap_millions, .decimals = 2 ), + market_cap_billions > 1.0 ? ( "B" ) : ( "M" ), + price_difference >= 0.0 ? ( COL_GREEN ) : ( COL_RED ), + number_format( price_difference, .decimals = 2 ) + ); + } + + return ShowPlayerDialog( playerid, DIALOG_STOCK_MARKET, DIALOG_STYLE_TABLIST_HEADERS, ""COL_WHITE"Stock Market", szLargeString, "Select", "Close" ); +} /* ** Functions ** */ +stock CreateStockMarket( stockid, const name[ 64 ], const symbol[ 4 ], max_shares, ipo_price ) +{ + if ( ! Iter_Contains( stockmarkets, stockid ) ) + { + strcpy( g_stockMarketData[ stockid ] [ E_NAME ], name ); + strcpy( g_stockMarketData[ stockid ] [ E_SYMBOL ], symbol ); + + g_stockMarketData[ stockid ] [ E_MM_SHARES ] = max_shares; + g_stockMarketData[ stockid ] [ E_MM_IPO_PRICE ] = ipo_price; + + // reset stock price information + for ( new r = 0; r < sizeof( g_stockMarketPriceData[ ] ); r ++ ) { + g_stockMarketPriceData[ stockid ] [ r ] [ E_CURRENT_PRICE ] = 0; + g_stockMarketPriceData[ stockid ] [ r ] [ E_CURRENT_EARNINGS ] = 0; + g_stockMarketPriceData[ stockid ] [ r ] [ E_PREVIOUS_EARNINGS ] = 0; + } + + // load price information if there is + mysql_tquery( dbHandle, sprintf( "SELECT * FROM `STOCK_REPORTS` WHERE `STOCK_ID`=%d ORDER BY `REPORTING_TIME` DESC LIMIT %d", stockid, sizeof( g_stockMarketPriceData[ ] ) ), "Stock_UpdateReportingPeriods", "d", stockid ); + + // add to iterator + Iter_Add( stockmarkets, stockid ); + } + return stockid; +} + +stock StockMarket_CreateReport( stockid ) +{ + new old_earnings = g_stockMarketPriceData[ stockid ] [ 0 ] [ E_CURRENT_EARNINGS ]; + new old_price = g_stockMarketPriceData[ stockid ] [ 0 ] [ E_CURRENT_PRICE ]; + + // store temporary stock info + new temp_stock_price_data[ MAX_STOCKS ] [ STOCK_REPORTING_PERIODS ] [ E_STOCK_MARKET_PRICE_DATA ]; + temp_stock_price_data = g_stockMarketPriceData; + + // shift all earnings by one + for ( new r = 0; r < sizeof( g_stockMarketPriceData[ ] ) - 2; r ++ ) { + + g_stockMarketPriceData[ stockid ] [ r + 1 ] [ E_CURRENT_PRICE ] = temp_stock_price_data[ stockid ] [ r ] [ E_CURRENT_PRICE ]; + g_stockMarketPriceData[ stockid ] [ r + 1 ] [ E_CURRENT_EARNINGS ] = temp_stock_price_data[ stockid ] [ r ] [ E_CURRENT_EARNINGS ]; + g_stockMarketPriceData[ stockid ] [ r + 1 ] [ E_PREVIOUS_EARNINGS ] = temp_stock_price_data[ stockid ] [ r ] [ E_PREVIOUS_EARNINGS ]; + } + + // price difference + new Float: price_change = float( g_stockMarketPriceData[ stockid ] [ 0 ] [ E_CURRENT_EARNINGS ] ) / float( old_earnings ); + + // circuit breaker ... max 20% loss + if ( price_change < 0.8 ) { + price_change = 0.8; + } + + new new_price = floatround( float( old_price ) * price_change ); + + // minimum stock price should be $10 + if ( new_price < 1 ) { + new_price = 1; + } + + // set information + g_stockMarketPriceData[ stockid ] [ 0 ] [ E_CURRENT_PRICE ] = new_price; + g_stockMarketPriceData[ stockid ] [ 0 ] [ E_CURRENT_EARNINGS ] = 0; // set to 0 + g_stockMarketPriceData[ stockid ] [ 0 ] [ E_PREVIOUS_EARNINGS ] = old_earnings; + + // insert to database + + + // + erase(szLargeString); + // shift all earnings by one + for ( new r = 0; r < sizeof( g_stockMarketPriceData[ ] ); r ++ ) { + format( szLargeString, 1024, "%s{%d,%d,%d}, ", szLargeString, g_stockMarketPriceData[ stockid ] [ r ] [ E_CURRENT_PRICE ], g_stockMarketPriceData[ stockid ] [ r ] [ E_CURRENT_EARNINGS ], g_stockMarketPriceData[ stockid ] [ r ] [ E_PREVIOUS_EARNINGS ] ); + } + + printf("%s\n",szLargeString); + return 1; +} + +stock StockMarket_GetCurrentPrice( stockid ) { + return g_stockMarketPriceData[ stockid ] [ 0 ] [ E_CURRENT_PRICE ]; +} + +/* + + CREATE TABLE IF NOT EXISTS `STOCK_REPORTS` ( + `STOCK_ID` int(11), + `CURRENT_PRICE` int(11), + `CURRENT_EARNINGS` int(11), + `PREVIOUS_EARNINGS` int(11), + `REPORTING_TIME` TIMESTAMP default CURRENT_TIMESTAMP + ); + + */