Byte-snake-engine/constants.go
Torben 663c377cc4
change map support for large #'s of snakes (#92)
* change map support for large #'s of snakes

* test square board fn

* format comment

* add whitespace

* better support large #'s of snakes on small boards

* include an intermediate xlarge size
2022-07-07 11:14:30 -07:00

60 lines
1.9 KiB
Go

package rules
type RulesetError string
func (err RulesetError) Error() string { return string(err) }
const (
MoveUp = "up"
MoveDown = "down"
MoveRight = "right"
MoveLeft = "left"
BoardSizeSmall = 7
BoardSizeMedium = 11
BoardSizeLarge = 19
BoardSizeXLarge = 21
BoardSizeXXLarge = 25
SnakeMaxHealth = 100
SnakeStartSize = 3
// Snake state constants
NotEliminated = ""
EliminatedByCollision = "snake-collision"
EliminatedBySelfCollision = "snake-self-collision"
EliminatedByOutOfHealth = "out-of-health"
EliminatedByHeadToHeadCollision = "head-collision"
EliminatedByOutOfBounds = "wall-collision"
// Error constants
ErrorTooManySnakes = RulesetError("too many snakes for fixed start positions")
ErrorNoRoomForSnake = RulesetError("not enough space to place snake")
ErrorNoRoomForFood = RulesetError("not enough space to place food")
ErrorNoMoveFound = RulesetError("move not provided for snake")
ErrorZeroLengthSnake = RulesetError("snake is length zero")
ErrorEmptyRegistry = RulesetError("empty registry")
ErrorNoStages = RulesetError("no stages")
ErrorStageNotFound = RulesetError("stage not found")
ErrorMapNotFound = RulesetError("map not found")
// Ruleset / game type names
GameTypeConstrictor = "constrictor"
GameTypeRoyale = "royale"
GameTypeSolo = "solo"
GameTypeStandard = "standard"
GameTypeWrapped = "wrapped"
// Game creation parameter names
ParamGameType = "name"
ParamFoodSpawnChance = "foodSpawnChance"
ParamMinimumFood = "minimumFood"
ParamHazardDamagePerTurn = "damagePerTurn"
ParamHazardMap = "hazardMap"
ParamHazardMapAuthor = "hazardMapAuthor"
ParamShrinkEveryNTurns = "shrinkEveryNTurns"
ParamAllowBodyCollisions = "allowBodyCollisions"
ParamSharedElimination = "sharedElimination"
ParamSharedHealth = "sharedHealth"
ParamSharedLength = "sharedLength"
)