-- More information about this indicator can be found at:
-- https://fxcodebase.com/code/viewtopic.php?f=17&t=72543

--+------------------------------------------------------------------------------------------------+
--|                                                            Copyright © 2022, Gehtsoft USA LLC  | 
--|                                                                         http://fxcodebase.com  |
--+------------------------------------------------------------------------------------------------+
--|                                                                   Developed by : Mario Jemic   |                    
--|                                                                       mario.jemic@gmail.com    |
--|                                                        https://AppliedMachineLearning.systems  |
--|                                                                       https://mario-jemic.com/ |
--+------------------------------------------------------------------------------------------------+

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--|                                           Our work would not be possible without your support. |
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--|                                                               Paypal: https://goo.gl/9Rj74e    |
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-- Indicator profile initialization routine

function Init()
    indicator:name("TSR Big Trend");
    indicator:description("");
    indicator:requiredSource(core.Tick);
    indicator:type(core.Indicator);
	
	indicator.parameters:addGroup("1. MA Calculation"); 
    indicator.parameters:addInteger("Period", "Period", "", 80, 1, 2000);
 
 
	
	indicator.parameters:addString("Method", "MA Method", "Method" , "MVA");
    indicator.parameters:addStringAlternative("Method", "MVA", "MVA" , "MVA");
    indicator.parameters:addStringAlternative("Method", "EMA", "EMA" , "EMA");
     indicator.parameters:addStringAlternative("Method", "LWMA", "LWMA" , "LWMA");
    indicator.parameters:addStringAlternative("Method", "TMA", "TMA" , "TMA");
    indicator.parameters:addStringAlternative("Method", "SMMA", "SMMA" , "SMMA");
    indicator.parameters:addStringAlternative("Method", "KAMA", "KAMA" , "KAMA");
    indicator.parameters:addStringAlternative("Method", "VIDYA", "VIDYA" , "VIDYA");
    indicator.parameters:addStringAlternative("Method", "WMA", "WMA" , "WMA");
	
	 
	
	indicator.parameters:addGroup("Style"); 	
    indicator.parameters:addColor("color1", "Up Line Color", "", core.rgb(0, 255, 0));
    indicator.parameters:addColor("color2", "Down Line Color", "", core.rgb(255, 0, 0));	
	indicator.parameters:addInteger("style", "Line Style", "", core.LINE_SOLID);
    indicator.parameters:setFlag("style", core.FLAG_LEVEL_STYLE);	
	indicator.parameters:addInteger("width", "Line Width", "", 3, 1, 5);
	
end

-- Indicator instance initialization routine
-- Processes indicator parameters and creates output streams
-- Parameters block

 
local Method , Period ; 
local first;
local source = nil;
 
local Line;
local p;

-- Routine
 function Prepare(nameOnly)   
 
 
 
 
 
    Period = instance.parameters.Period ;
    Method = instance.parameters.Method ;
 
    p = math.sqrt(Period);  	
	
	local Parameters= Period ..  ", " .. Method ;
 
    local name = profile:id() .. "(" ..  instance.source:name()  .. ")";
    instance:name(name); 


    if   (nameOnly) then
        return;
    end

    
			
    source = instance.source;
    
  
    MA1  = core.indicators:create(Method , source , Period/2 );
    MA2  = core.indicators:create(Method , source , Period  );	
    vect = instance:addInternalStream(0, 0);
    trend = instance:addInternalStream(0, 0);
    first=  MA2.DATA:first() ;
	
    MA3  = core.indicators:create(Method , vect , p  );		 
   
 
	Line = instance:addStream("Line" , core.Line, " Line"," Line",instance.parameters.color1, MA3.DATA:first());
	Line:setWidth(instance.parameters.width);
    Line:setStyle(instance.parameters.style);
    Line:setPrecision(math.max(2, source:getPrecision()));
	
	
end

-- Indicator calculation routine
function Update(period, mode)

 
 
    MA1:update(mode); 
    MA2:update(mode); 	
	
    if period <= first then
	return;
	end
	
    vect[period] = 2* MA1.DATA[period] -  MA2.DATA[period];	
	
    MA3:update(mode); 
    if period <= MA3.DATA:first() then
	return;
	end	
    Line[period]=MA3.DATA[period];
	
	if Line[period]> Line[period-1] then
    trend[period]=1;
	elseif Line[period]< Line[period-1] then
    trend[period]=-1;	
	else
    trend[period]=trend[period-1];	
	end
	
	if  trend[period]==1 then
    Line:setColor(period,  instance.parameters.color1);	
	else
    Line:setColor(period,  instance.parameters.color2);		
	end
	
	
				  
end

--+------------------------------------------------------------------------------------------------+
--|                                                                    We appreciate your support. | 
--+------------------------------------------------------------------------------------------------+
--|                                                               Paypal: https://goo.gl/9Rj74e    |
--|                                                             Patreon :  https://goo.gl/GdXWeN   |  
--+------------------------------------------------------------------------------------------------+
--|                                                                   Developed by : Mario Jemic   |                    
--|                                                                       mario.jemic@gmail.com    |
--|                                                        https://AppliedMachineLearning.systems  |
--|                                                                       https://mario-jemic.com/ |
--+------------------------------------------------------------------------------------------------+

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--|BitCoin                    : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF                                 |  
--|Ethereum                   : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D                         |  
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--|SHIB Address               : 0x1817D9ebb000025609Bf5D61E269C64DC84DA735                         |              
--|Binance(ERC20 & BSC only)  : 0xe84751063de8ade7c5fbff5e73f6502f02af4e2c                         | 
--|BitCoin Cash               : 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg                                 | 
--|LiteCoin                   : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD                                 |  
--+------------------------------------------------------------------------------------------------+