Origin I used jQuery and all logic in one component, but it's too complex. Try to rewrite, make it simple and one function in one component.
- data from API
- draw a line and arrow to each two point
- data flow direction order by date
- point is small if there have over one point in one cell
Follow angular-cli standard.
Run ng serve for a dev server. Navigate to http://localhost:4200/. The app will automatically reload if you change any of the source files.