Developing my Trading Strategy Discipline

BULLISH ASCENDING TRIANGLE
This triangle usually signals a bullish trade, however the opposite seems to be occurring, let's see how this plays out.
(PL:PRICE LABEL)

MY TRADE - Short:
a. Await 30m candle to close beneath the support line
b. Enter trade within the closing 3 minutes of the candle SHORT:3919
Stop Loss at Open of previous candle PL:3924
c. Allow new candle to close (30mins)
d. Place Protective Stop at the Open of Trade candle (previous) PL:3912
e. Take 50% Profit PL:3830
f. Allow position to run with a Trailing protective Stop on final 50% at the Mid Point

OPPOSING TRADE - Long: (Did not play out)
a. Await the 30m candle to close above the resistance line
b. Stop loss at Open of previous candle PL:n/a
c. Allow next candle to close (30mins)
d.Place Protective Stop at the Open of Trade candle (previous)
e. Take 50% Profit PL:4050
f. Allow position to run with a Trailing protective Stop on final 50% at the Mid Point

I appreciate your feedback.

Trade closed: stop reached:

Market seems stronger than I have anticipated, we are in a mini bull trend

Bear target not reached
Protective stop @ 3912
Should I have locked in 50% profit at the half way trailing stop mark?