Why is this app coded so bad?

Since I was trying to finish this application quickly, I coded fast instead of writing clean code in some places.

Did app published?

Not yet :'(

Name		Name	Last commit message	Last commit date
Latest commit History 21 Commits
assets		assets
components		components
styles		styles
.gitignore		.gitignore
App.js		App.js
app.json		app.json
babel.config.js		babel.config.js
package.json		package.json
readme.md		readme.md
yarn.lock		yarn.lock