Pinescript and MQL4 indi

Create a pinescript indicator

Indicator will use simple price points to decide whether to draw an up or down arrow 

Check the last bar on Day X

Check the LL of Day X

On the next day

If price opens above the last bar on Day X or closes above the last bar on Day X .  Draw an Up arrow

This could occur on any bar , Stop looking after a number of days . Only show one up arrow per week

If price opens below the LL on Day X or closes below the LL on Day X, Draw a Down arrow.

This could occur on any bar, Stop looking after a number of days.  Only show one down arrow per week