Specialist EFI BTC

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © NKactive
// Original code from Specialist
//@version=5

strategy("Specialist EFI BTC", overlay=false, initial_capital=1000, default_qty_type=strategy.percent_of_equity, default_qty_value=100, pyramiding=0, slippage=1)

import EliCobra/CobraMetrics/4 as cobra
//// PLOT DATA
disp_ind = input.string ("None" , title = "Display Curve" , tooltip = "Choose which data you would like to display", options=["Strategy", "Equity", "Open Profit", "Gross Profit", "Net Profit", "None"], group = "🐍 𝓒𝓸𝓫𝓻𝓪 𝓜𝓮𝓽𝓻𝓲𝓬𝓼 🐍")
pos_table = input.string("Middle Left", "Table Position", options = ["Top Left", "Middle Left", "Bottom Left", "Top Right", "Middle Right", "Bottom Right", "Top Center", "Bottom Center"], group = "🐍 𝓒𝓸𝓫𝓻𝓪 𝓜𝓮𝓽𝓻𝓲𝓬𝓼 🐍")
type_table = input.string("None", "Table Type", options = ["Full", "Simple", "None"], group = "🐍 𝓒𝓸𝓫𝓻𝓪 𝓜𝓮𝓽𝓻𝓲𝓬𝓼 🐍")
plot(cobra.curve(disp_ind))
cobra.cobraTable(type_table, pos_table)
//
// ****************************************************************************************************************************************************************
//EFI
// ****************************************************************************************************************************************************************

// Inputs
timeframe=input.timeframe(defval ='1D', group = "EFI", tooltip = "Select a different timeframe for this series") // Use Alternative timeframe
efilength = input.int(11, minval=1, group = "EFI")

// Get high and low from selected timeframe instead of the one on the chart
TFclose=request.security(syminfo.tickerid,timeframe , close)
TFvolume=request.security(syminfo.tickerid,timeframe , volume)

var cumVol = 0.
cumVol += request.security(syminfo.tickerid,timeframe ,nz(volume))
if barstate.islast and cumVol == 0
    runtime.error('Nope')
efi = ta.ema(ta.change(TFclose) * TFvolume, efilength)
efiLong = efi > 0
efiShort = efi < 0

//PLOT
plot(efi, color=color.blue)
plot(0, color = color.gray)

// ****************************************************************************************************************************************************************
// Call combine signals and execute buy/sell positions within timeframe
//.****************************************************************************************************************************************************************
// Date Range To Include
startDate = timestamp("2018-01-01T00:00")
endDate = time
// Check if the current timestamp is within the restricted range
inRestrictedRange = time >= startDate and time <= endDate
//
// Buy Signals on overbought and oversold
//
if inRestrictedRange and efiLong// ADD OTHER BUY SIGNAL BOOLS
    strategy.entry("My Long Entry Id", strategy.long, 100)
if inRestrictedRange and efiShort // ADD OTHER BUY SIGNAL BOOLS
    strategy.entry("My Short Entry Id", strategy.short, 100)