Dart enums

we learned about the GestureDetector, … and we added it as a parent to our reusable card at the top, … the ones with our male and female icons. … And we created a method called updateColor … that allow us to select one of these genders … and to be able to activate … these cards by changing their color. … Now, at the moment our code works just fine, … So, we're saying that one is going to equal male … and two is going to equal female. … So, that's why we're checking to see … if the gender is one … then that means the male card got pressed, … but if the gender was two … then that means the female card got pressed. … Now, as you can imagine … if you came back to this code in six months time … or if somebody else was looking at it … they might get a little bit confused … because it doesn't make a lot of sense. … And even though we have a lot of comments here … it's not great, so, how can we solve this? … In this lesson we're going to address … all of this by learning a concept in programming …