server/robot.go

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2013-08-19 20:43:26 -07:00
package main
import (
v "bitbucket.org/hackerbots/vector"
)
type weapon struct {
Strength float64 `json:"strength"`
Radius float64 `json:"radius"`
}
type stats struct {
Hp int `json:"hp"`
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Speed float64 `json:"speed"`
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WeaponRadius int `json:"weapon_radius"`
ScannerRadius int `json:"scanner_radius"`
}
func (s stats) valid() bool {
total := int(s.Speed) + s.Hp + s.WeaponRadius + s.ScannerRadius
if total > 500 {
return false
}
return true
}
type scanner struct {
Position v.Point2d `json:"position"`
Stats stats `json:"stats"`
}
type robot struct {
Id string `json:"id"`
Stats stats `json:"stats"`
Health int `json:"health"`
Position v.Point2d `json:"position"`
MoveTo v.Point2d `json:"move_to"`
FireAt v.Point2d `json:"fire_at"`
Scanners []scanner `json:"scanners"`
}
type robotSorter struct {
robots []robot
}
func (s robotSorter) Len() int {
return len(s.robots)
}
func (s robotSorter) Swap(i, j int) {
s.robots[i], s.robots[j] = s.robots[j], s.robots[i]
}
func (s robotSorter) Less(i, j int) bool {
return s.robots[i].Id < s.robots[j].Id
}
type projectile struct {
Id string `json:"id"`
Position v.Point2d `json:"position"`
MoveTo v.Point2d `json:"move_to"`
Radius int `json:"radius"`
Speed float64 `json:"speed"`
Damage int `json:"damage"`
}
func (p *projectile) nudge() {
newPos := move(p.Position, p.MoveTo, float64(p.Speed), delta)
hit_player := false
for player := range g.players {
if player.Robot.Id == p.Id {
continue
}
dist := distance(player.Robot.Position, p.Position)
if dist < 5.0 {
hit_player = true
}
}
if distance(p.Position, p.MoveTo) < 5 || hit_player {
delete(g.projectiles, p)
// Spawn a splosion
splo := &splosion{
Id: p.Id,
Position: p.Position,
Radius: p.Radius,
MaxDamage: 10,
MinDamage: 5,
Lifespan: 8,
}
g.splosions[splo] = true
for player := range g.players {
dist := distance(player.Robot.Position, p.Position)
if dist < float64(p.Radius) {
// TODO map damage Max to Min based on distance from explosion
if player.Robot.Health > 0 {
player.Robot.Health -= p.Damage
if player.Robot.Health <= 0 {
}
}
}
}
}
p.Position.X = newPos.X
p.Position.Y = newPos.Y
}
type splosion struct {
Id string `json:"id"`
Position v.Point2d `json:"position"`
Radius int `json:"radius"`
MaxDamage int `json:"damage"`
MinDamage int `json:"damage"`
Lifespan int `json:"lifespan"`
}
func (s *splosion) tick() {
s.Lifespan--
if s.Lifespan <= 0 {
delete(g.splosions, s)
}
}