botg/strategies/simple.go

package strategies

import (
	"botg/models"
	"fmt"
)

type SimpleStrategy struct {
}

func (s *SimpleStrategy) Execute(stars []*models.Star, flights []models.Flight, links []models.Link) {

	for i, s := range stars {
		// No more flights allowed for that node
		if s.FlightsAllowed <= 0 {
			continue
		}

		// Only process owned stars
		if s.Owner != 0 || s.Ships == 0 {
			continue
		}

		// Wait till we have a sufficient number of ships
		if s.Ships < 10 {
			continue
		}

		//fmt.Printf("Links: %d\n", len(links))
		//fmt.Printf("SOURCE => IDX=%d, X=%d, Y=%d, OWNER=%d, RICH=%d, SHIPS=%d\n", s.Idx, s.X, s.Y, s.Owner, s.Richness, s.Ships)
		// Determine target for this source
		for j, t := range stars {
			// Only target non-owned or enemy stars
			if t.Friendly() || t.OwnedByMe() {
				continue
			}

			// Check if ship is within distance
			//fmt.Printf("TARGET => IDX=%d, X=%d, Y=%d, OWNER=%d, RICH=%d, SHIPS=%d\n", t.Idx, t.X, t.Y, t.Owner, t.Richness, t.Ships)
			flightTurnDistance := flightTurnDistance(s, t)
			if flightTurnDistance > 6 {
				continue
			}

			// If enemy star, make sure we have enough ships to attack it
			//if t.Owner == 2 && (s.Ships - (t.Ships + (flightTurnDistance * t.Richness))) <= 1 {
			insufficientShips := (s.Ships / 2) <= ((t.Ships + (flightTurnDistance * t.Richness)) + 5)
			if t.Enemy() && insufficientShips {
				continue
			}

			shipCount := s.Ships / 2
			if shipCount < 6 {
				shipCount = 6
			}

			// TODO: Find best destination
			// Fly to this target, and skip processing all remaining potential target stars
			fmt.Printf("fly %d %d %d\n", i, j, shipCount)
			s.FlightsAllowed--
			break
		}
	}

}