Support/Resistance (OI) + 9/20 EMA

//version=6
indicator("Support/Resistance (OI) + 9/20 EMA", overlay=true)
ema9 = ta.ema(close, 9)
ema20 = ta.ema(close, 20)
plot(ema9, color=color.blue, linewidth=2, title="EMA 9")
plot(ema20, color=color.orange, linewidth=2, title="EMA 20")

// Update these levels daily based on your OI analysis
s1 = 25850
s2 = 25800
s3 = 25500
r1 = 26000
r2 = 25950
r3 = 26100

// Use hline for persistent horizontal levels
hline(s1, 'Support 1', color=color.green, linestyle=hline.style_dashed, linewidth=2)
hline(s2, 'Support 2', color=color.green, linestyle=hline.style_dashed, linewidth=2)
hline(s3, 'Support 3', color=color.green, linestyle=hline.style_dashed, linewidth=2)
hline(r1, 'Resistance 1', color=color.red, linestyle=hline.style_dashed, linewidth=2)
hline(r2, 'Resistance 2', color=color.red, linestyle=hline.style_dashed, linewidth=2)
hline(r3, 'Resistance 3', color=color.red, linestyle=hline.style_dashed, linewidth=2)