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|
package game
import (
"fmt"
"log"
"strconv"
"strings"
"golang.org/x/exp/slices"
)
type UnitState int
const (
Paralysis UnitState = iota + 1
Poison
Panic
Rage
Ward
)
type Attack struct {
Damage int
Range int
}
func (a *Attack) String() string {
if a.Range == 1 {
return fmt.Sprintf("%d", a.Damage)
}
return fmt.Sprintf("%d range %d", a.Damage, a.Range)
}
func parseAttack(attack string) Attack {
tokens := strings.Split(attack, " ")
a, err := strconv.Atoi(tokens[0])
if err != nil {
log.Fatalf("Attack %s has no valid Damage value\n", attack)
}
r := 1
if len(tokens) == 3 {
r, err = strconv.Atoi(tokens[2])
if err != nil {
log.Fatalf("Attack %s has no valid Range value\n", attack)
}
}
return Attack{a, r}
}
type Unit struct {
PermanentBase
Health int
Movement int
Attack Attack
Upkeep int
FullActions []*FullActionPrototype
FreeActions []*FreeActionPrototype
States []UnitState
// Effects []Effects
AvailMoveActions int
AvailAttackActions int
}
func NewUnit(cardPath string, tile *Tile, owner *Player) *Unit {
card := NewCard(cardPath)
u := &Unit{
NewPermanentBase(card, tile, owner),
card.Values["health"].(int),
card.Values["movement"].(int),
parseAttack(card.Values["attack"].(string)),
card.Values["upkeep"].(int),
[]*FullActionPrototype{},
[]*FreeActionPrototype{},
[]UnitState{},
1,
1,
}
tile.Permanent = u
return u
}
func (u *Unit) move(s *State, tile *Tile) {
if !slices.Contains(u.MoveRangeTiles(s.Map), tile) {
log.Panicf("Unit %s at %v can not move to %v", u.Card.Name, u.Tile.Position, tile.Position)
}
if tile.Permanent != nil {
log.Panicf("Unit %s at %v can not move to occupied %v", u.Card.Name, u.Tile.Position, tile.Position)
}
u.Tile.Permanent = nil
u.Tile = tile
}
func (u *Unit) MoveRangeTiles(m *Map) []*Tile {
tiles := []*Tile{}
for _, pos := range PositionsInRange(u.Tile.Position, u.Movement, false) {
tile := m.TileAt(pos)
if u.IsAvailableTile(tile) {
tiles = append(tiles, tile)
}
}
return tiles
}
func (u *Unit) AttackableTiles(m *Map) []*Tile {
return TilesInRange(m, u, u.Attack.Range)
}
func (u *Unit) AttackablePermanents(m *Map) []Permanent {
permanents := []Permanent{}
for _, t := range u.AttackableTiles(m) {
if t.Permanent != nil && t.Permanent.Attackable() {
permanents = append(permanents, t.Permanent)
}
}
return permanents
}
func (u *Unit) IsAvailableTile(tile *Tile) bool {
return tile.IsFree()
}
func (u *Unit) Fight(p Permanent) {
p.AddDamage(u.Attack.Damage)
}
func (u *Unit) IsDestroyed() bool {
return u.PermanentBase.Damage >= u.Health
}
func (u *Unit) Attackable() bool {
return true
}
func (u *Unit) HasFullAction() bool {
return len(u.FullActions) > 0
}
func (u *Unit) FullAction() {
}
func (u *Unit) GetAvailActionPrototypes() []ActionPrototype {
prototypes := []ActionPrototype{}
if u.AvailMoveActions > 0 {
prototypes = append(prototypes, NewMoveActionPrototype(u))
}
if u.AvailAttackActions > 0 {
prototypes = append(prototypes, NewAttackActionPrototype(u))
}
for _, p := range u.FullActions {
prototypes = append(prototypes, p)
}
for _, p := range u.FreeActions {
prototypes = append(prototypes, p)
}
return prototypes
}
|
