adjust search query so that button inputs are taken into account

[emiliakaf]

Once buttons #95 #96 #99 are implemented, we need to further implement the functions of clicking them.

User story

1. As a user
2. I want the input of the buttons to be taken into the search
3. So that I have the right query

Acceptance criteria

• The dropdown menu are logically correct when you select them
• The filter buttons could be applied simultaneously, as "AND" in JQL

Definition of done

• Can be demoed
• Fully tested with the unit test
• Code well structured and formatted (hold to code conventions)
• Clear explaination of code
• No syntax/runtime errors
• Codes are peerly reviewed
• Communicate issues by leaving comments on github