fb q1

// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © mikelily

//@version=5
strategy("FB")

// A
Condition1= ta.sma(close, 50) < ta.sma(close, 200)
Condition2= ta.crossover(ta.sma(close, 1), ta.sma(close, 50))

shortCondition1 = ta.crossunder(ta.sma(close, 1), ta.sma(close, 50))

if (Condition1) and (Condition2)
    strategy.entry("買進1", strategy.long)
if (shortCondition1)
    strategy.close("買進1",qty_percent=100)

// B
Condition3= ta.sma(close, 50) > ta.sma(close, 200)
Condition4= ta.crossover(ta.sma(close, 1), ta.sma(close, 50))

shortCondition2 = ta.crossunder(ta.sma(close, 1), ta.sma(close, 200))

if (Condition3) and (Condition4)
    strategy.entry("買進2", strategy.long)
if (shortCondition2)
    strategy.close("買進2",qty_percent=100)

// C
Condition5= ta.sma(close, 50) < ta.sma(close, 200)
Condition6= ta.crossover(ta.sma(close, 1), ta.sma(close, 200))

shortCondition3 = ta.crossunder(ta.sma(close, 1), ta.sma(close, 50))

if (Condition5) and (Condition6)
    strategy.entry("買進3", strategy.long)
if (shortCondition3)
    strategy.close("買進3",qty_percent=100)

// D
Condition7= ta.sma(close, 50) > ta.sma(close, 200)
Condition8= ta.crossover(ta.sma(close, 1), ta.sma(close, 200))

shortCondition4 = ta.crossunder(ta.sma(close, 1), ta.sma(close, 200))

if (Condition5) and (Condition6)
    strategy.entry("買進4", strategy.long)
if (shortCondition4)
    strategy.close("買進4",qty_percent=100)