Fair Value Gap FVG For ThinkOrSwim

[BillW]

I had AI put this together this morning. I'm not sure if it's measuring correctly or working. It is supposed to measure 15, 3 and 60-minute FVG. I have no math skills but ask AI and keep working on a script so it doesn't throw any error codes.

https://trendspider.com/learning-center/fair-value-gap-trading-strategy/

# ================================
#   MTF Fair Value Gap (FVG)
#   15-min + 30-min + 1-hour
# ================================

declare upper;

input show15   = yes;
input show30   = yes;
input show60   = yes;
input minTicks = 1;

def ts = TickSize();

# ================================
#   15-MIN DATA + FVG
# ================================
def H15 = high(period = AggregationPeriod.FIFTEEN_MIN);
def L15 = low(period  = AggregationPeriod.FIFTEEN_MIN);

def bullFVG15 = L15 > H15[2] and (L15 - H15[2]) / ts >= minTicks;
def bearFVG15 = H15 < L15[2] and (L15[2] - H15) / ts >= minTicks;

def bullLow15  = if bullFVG15 then L15 else bullLow15[1];
def bullHigh15 = if bullFVG15 then H15[2] else bullHigh15[1];

def bullFilled15 =
    if bullFVG15 then 0
    else if L15 <= bullHigh15 and H15 >= bullLow15 then 1
    else bullFilled15[1];

def bullActive15 = bullFilled15 == 0;

def bearHigh15 = if bearFVG15 then H15 else bearHigh15[1];
def bearLow15  = if bearFVG15 then L15[2] else bearLow15[1];

def bearFilled15 =
    if bearFVG15 then 0
    else if H15 >= bearLow15 and L15 <= bearHigh15 then 1
    else bearFilled15[1];

def bearActive15 = bearFilled15 == 0;

plot B15L = if show15 and bullActive15 then bullLow15 else Double.NaN;
plot B15H = if show15 and bullActive15 then bullHigh15 else Double.NaN;
plot S15L = if show15 and bearActive15 then bearLow15 else Double.NaN;
plot S15H = if show15 and bearActive15 then bearHigh15 else Double.NaN;

B15L.Hide(); B15H.Hide(); S15L.Hide(); S15H.Hide();

AddCloud(B15L, B15H, Color.LIGHT_GREEN, Color.LIGHT_GREEN);
AddCloud(S15L, S15H, Color.LIGHT_RED, Color.LIGHT_RED);

# ================================
#   30-MIN DATA + FVG
# ================================
def H30 = high(period = AggregationPeriod.THIRTY_MIN);
def L30 = low(period  = AggregationPeriod.THIRTY_MIN);

def bullFVG30 = L30 > H30[2] and (L30 - H30[2]) / ts >= minTicks;
def bearFVG30 = H30 < L30[2] and (L30[2] - H30) / ts >= minTicks;

def bullLow30  = if bullFVG30 then L30 else bullLow30[1];
def bullHigh30 = if bullFVG30 then H30[2] else bullHigh30[1];

def bullFilled30 =
    if bullFVG30 then 0
    else if L30 <= bullHigh30 and H30 >= bullLow30 then 1
    else bullFilled30[1];

def bullActive30 = bullFilled30 == 0;

def bearHigh30 = if bearFVG30 then H30 else bearHigh30[1];
def bearLow30  = if bearFVG30 then L30[2] else bearLow30[1];

def bearFilled30 =
    if bearFVG30 then 0
    else if H30 >= bearLow30 and L30 <= bearHigh30 then 1
    else bearFilled30[1];

def bearActive30 = bearFilled30 == 0;

plot B30L = if show30 and bullActive30 then bullLow30 else Double.NaN;
plot B30H = if show30 and bullActive30 then bullHigh30 else Double.NaN;
plot S30L = if show30 and bearActive30 then bearLow30 else Double.NaN;
plot S30H = if show30 and bearActive30 then bearHigh30 else Double.NaN;

B30L.Hide(); B30H.Hide(); S30L.Hide(); S30H.Hide();

AddCloud(B30L, B30H, Color.DARK_GREEN, Color.DARK_GREEN);
AddCloud(S30L, S30H, Color.DARK_RED, Color.DARK_RED);

# ================================
#   1-HOUR DATA + FVG
# ================================
def H60 = high(period = AggregationPeriod.HOUR);
def L60 = low(period  = AggregationPeriod.HOUR);

def bullFVG60 = L60 > H60[2] and (L60 - H60[2]) / ts >= minTicks;
def bearFVG60 = H60 < L60[2] and (L60[2] - H60) / ts >= minTicks;

def bullLow60  = if bullFVG60 then L60 else bullLow60[1];
def bullHigh60 = if bullFVG60 then H60[2] else bullHigh60[1];

def bullFilled60 =
    if bullFVG60 then 0
    else if L60 <= bullHigh60 and H60 >= bullLow60 then 1
    else bullFilled60[1];

def bullActive60 = bullFilled60 == 0;

def bearHigh60 = if bearFVG60 then H60 else bearHigh60[1];
def bearLow60  = if bearFVG60 then L60[2] else bearLow60[1];

def bearFilled60 =
    if bearFVG60 then 0
    else if H60 >= bearLow60 and L60 <= bearHigh60 then 1
    else bearFilled60[1];

def bearActive60 = bearFilled60 == 0;

plot B60L = if show60 and bullActive60 then bullLow60 else Double.NaN;
plot B60H = if show60 and bullActive60 then bullHigh60 else Double.NaN;
plot S60L = if show60 and bearActive60 then bearLow60 else Double.NaN;
plot S60H = if show60 and bearActive60 then bearHigh60 else Double.NaN;

B60L.Hide(); B60H.Hide(); S60L.Hide(); S60H.Hide();

AddCloud(B60L, B60H, Color.GREEN, Color.GREEN);
AddCloud(S60L, S60H, Color.RED, Color.RED);

 

[BenTen]

In addition to what you posted, try these results as well https://usethinkscript.com/google-search/?q=Fair+Value+Gap