gytis

---
apiVersion: v1
kind: List
items:
- apiVersion: v1
  kind: Service
  metadata:
    annotations:
      prometheus.io/scrape: "true"
      fabric8.io/scm-tag: HEAD

gytis

---
apiVersion: v1
kind: List
items:
- apiVersion: v1
  kind: Service
  metadata:
    annotations:
      prometheus.io/scrape: "true"
      fabric8.io/scm-tag: HEAD

gytis

@DeleteMapping("/portfolio/{username}/{symbol}")
@Transactional
public void sell(@PathVariable String username, @PathVariable String symbol, @RequestParam("amount") int amount) {
    User user = getUser(username);
    Share share = getShare(symbol);
    PortfolioEntry portfolioEntry = getPortfolioEntry(user, share);

    updateBudget(user, amount * share.getPrice()); // Increase user's budget
    updateSharesAmount(share, amount); // Increase shares amount available for sale
    updatePortfolioEntry(portfolioEntry, -1 * amount); // Decrease shares amount owned by the user

gytis

@PutMapping("/portfolio/{username}/{symbol}")
@Transactional
public void buy(@PathVariable String username, @PathVariable String symbol, @RequestParam("amount") int amount) {
    User user = getUser(username);
    Share share = getShare(symbol);
    PortfolioEntry portfolioEntry = getOrCreatePortfolioEntry(user, share); // Get user's portfolio entry or create a new one

    updateBudget(user, -1 * amount * share.getPrice()); // Decrease user's budget
    updateSharesAmount(share, -1 * amount); // Decrease shares amount available for sale
    updatePortfolioEntry(portfolioEntry, amount); // Increase shares amount owned by the user

gytis

class Service {
    @Inject
    EntityManager entityManager;

    @Inject
    CompensationManager compensationManager;

    @Inject
    Session session; // E.g. Neo4j session