space/packages/wonders-common/index.ts
2021-05-16 01:34:34 +10:00

429 lines
22 KiB
TypeScript

import min from 'lodash/min'
import chunk from 'lodash/chunk'
import isInteger from 'lodash/isInteger'
import sampleSize from 'lodash/sampleSize'
import shuffle from 'lodash/shuffle'
import sum from 'lodash/sum'
import max from 'lodash/max'
import head from 'lodash/head'
import tail from 'lodash/tail'
export const minAge = 1
export const maxAge = 3
export const minPlayers = 3
export const maxPlayers = 7
export const startingGold = 3
export const discardGold = 3
export const victoryPoints = [1, 3, 5]
export const defeatPoints = -1
export const goldPerPoint = 3
export const scienceSetPoints = 7
type Resource = 'wood' | 'stone' | 'ore' | 'brick' | 'paper' | 'cloth' | 'glass'
type Science = 'engineering' | 'research' | 'education'
type StructureType = 'commerce' | 'culture' | 'science' | 'basic industry' | 'advanced industry' | 'guild' | 'military'
type Countable = StructureType | 'wonder stage' | 'defeat'
export interface Structure {
type: StructureType
name: string
appears?: (undefined | (3 | 4 | 5 | 6 | 7)[])[]
cost?: Map<Resource | 'gold', number>
freeWith?: string[]
paysFor?: string[]
gold?: number
goldPer?: Map<Countable, number>
goldPerNeighbor?: Map<Countable, number>
points?: number
pointsPer?: Map<Countable, number>
pointsPerNeighbor?: Map<Countable, number>
sciences?: Set<Science>
resources?: Map<Resource, number>
shields?: number
discountTrade?: {
resourceType: 'basic' | 'advanced'
direction: ('left' | 'right')[]
amount: number
}[]
}
const structuresAge1: Structure[] = [
{ type: 'advanced industry', name: 'Glassworks', appears: [[3, 6], [3, 5]], resources: new Map([['glass', 1]]) },
{ type: 'advanced industry', name: 'Loom', appears: [[3, 6], [3, 5]], resources: new Map([['cloth', 1]]) },
{ type: 'advanced industry', name: 'Press', appears: [[3, 6], [3, 5]], resources: new Map([['paper', 1]]) },
{ type: 'basic industry', name: 'Clay Pit', appears: [[3]], cost: new Map([['gold', 1]]), resources: new Map([['brick', 1], ['ore', 1]]) },
{ type: 'basic industry', name: 'Clay Pool', appears: [[3, 5]], resources: new Map([['brick', 1]]) },
{ type: 'basic industry', name: 'Excavation', appears: [[4]], cost: new Map([['gold', 1]]), resources: new Map([['stone', 1], ['brick', 1]]) },
{ type: 'basic industry', name: 'Forest Cave', appears: [[5]], cost: new Map([['gold', 1]]), resources: new Map([['wood', 1], ['ore', 1]]) },
{ type: 'basic industry', name: 'Lumber Yard', appears: [[3, 4]], resources: new Map([['wood', 1]]) },
{ type: 'basic industry', name: 'Mine', appears: [[6]], cost: new Map([['gold', 1]]), resources: new Map([['stone', 1], ['ore', 1]]) },
{ type: 'basic industry', name: 'Ore Vein', appears: [[3, 4]], resources: new Map([['ore', 1]]) },
{ type: 'basic industry', name: 'Stone Pit', appears: [[3, 5]], resources: new Map([['stone', 1]]) },
{ type: 'basic industry', name: 'Timber Yard', appears: [[3]], cost: new Map([['gold', 1]]), resources: new Map([['stone', 1], ['wood', 1]]) },
{ type: 'basic industry', name: 'Tree Farm', appears: [[6]], cost: new Map([['gold', 1]]), resources: new Map([['wood', 1], ['brick', 1]]) },
{ type: 'commerce', name: 'East Trading Post', appears: [[3, 7]], discountTrade: [{ resourceType: 'basic', direction: ['right'], amount: 1 }] },
{ type: 'commerce', name: 'Marketplace', appears: [[3, 6]], discountTrade: [{ resourceType: 'advanced', direction: ['left', 'right'], amount: 1 }] },
{ type: 'commerce', name: 'Tavern', appears: [[4, 5, 7]], gold: 5 },
{ type: 'commerce', name: 'West Trading Post', appears: [[3, 7]], discountTrade: [{ resourceType: 'basic', direction: ['left'], amount: 1 }] },
{ type: 'culture', name: 'Altar', appears: [[3, 5]], points: 2 },
{ type: 'culture', name: 'Baths', appears: [[3, 7]], cost: new Map([['stone', 1]]), points: 3 },
{ type: 'culture', name: 'Pawnshop', appears: [[4, 7]], points: 3 },
{ type: 'culture', name: 'Theater', appears: [[3, 6]], points: 2 },
{ type: 'military', name: 'Barracks', appears: [[3, 5]], cost: new Map([['ore', 1]]), shields: 1 },
{ type: 'military', name: 'Guard Tower', appears: [[3, 4]], cost: new Map([['brick', 1]]), shields: 1 },
{ type: 'military', name: 'Stockade', appears: [[3, 7]], cost: new Map([['wood', 1]]), shields: 1 },
{ type: 'science', name: 'Apothecary', appears: [[3, 5]], cost: new Map([['cloth', 1]]), sciences: new Set(['research']) },
{ type: 'science', name: 'Scriptorium', appears: [[3, 4]], cost: new Map([['glass', 1]]), sciences: new Set(['education']) },
{ type: 'science', name: 'Workshop', appears: [[3, 7]], cost: new Map([['glass', 1]]), sciences: new Set(['engineering']) },
]
const structuresAge2: Structure[] = [
{ type: 'basic industry', name: 'Brickyard', appears: [, [3, 4]], cost: new Map([['gold', 1]]), resources: new Map([['ore', 2]]) },
{ type: 'basic industry', name: 'Foundry', appears: [, [3, 4]], cost: new Map([['gold', 1]]), resources: new Map([['ore', 2]]) },
{ type: 'basic industry', name: 'Sawmill', appears: [, [3, 4]], cost: new Map([['gold', 1]]), resources: new Map([['wood', 2]]) },
{ type: 'basic industry', name: 'Quarry', appears: [, [3, 4]], cost: new Map([['gold', 1]]), resources: new Map([['stone', 2]]) },
{ type: 'commerce', name: 'Bazar', appears: [, [4, 7]], goldPer: new Map([['advanced industry', 2]]), goldPerNeighbor: new Map([['advanced industry', 2]]) },
{ type: 'commerce', name: 'Caravansery', appears: [, [3, 5, 6]], cost: new Map([['wood', 2]]), freeWith: ['Marketplace'], resources: new Map([['wood', 1], ['stone', 1], ['ore', 1], ['brick', 1]]) },
{ type: 'commerce', name: 'Forum', appears: [, [3, 6, 7]], cost: new Map([['brick', 2]]), freeWith: ['East Trading Post', 'West Trading Post'], resources: new Map([['glass', 1], ['cloth', 1], ['paper', 1]]) },
{ type: 'commerce', name: 'Vineyard', appears: [, [3, 6]], goldPer: new Map([['basic industry', 1]]), goldPerNeighbor: new Map([['basic industry', 1]]) },
{ type: 'culture', name: 'Aqueduct', appears: [, [3, 7]], cost: new Map([['stone', 3]]), freeWith: ['Baths'], points: 5 },
{ type: 'culture', name: 'Courthouse', appears: [, [3, 5]], cost: new Map([['brick', 2], ['cloth', 1]]), freeWith: ['Scriptorium'], points: 4 },
{ type: 'culture', name: 'Statue', appears: [, [3, 7]], cost: new Map([['ore', 2], ['wood', 1]]), freeWith: ['Theater'], points: 4 },
{ type: 'culture', name: 'Temple', appears: [, [3, 6]], cost: new Map([['brick', 1], ['wood', 1], ['glass', 1]]), freeWith: ['Altar'], points: 3 },
{ type: 'military', name: 'Archery Range', appears: [, [3, 6]], cost: new Map([['wood', 2], ['ore', 1]]), freeWith: ['Workshop'], shields: 2 },
{ type: 'military', name: 'Stables', appears: [, [3, 5]], cost: new Map([['wood', 1], ['ore', 1], ['brick', 1]]), freeWith: ['Apothecary'], shields: 2 },
{ type: 'military', name: 'Training Ground', appears: [, [4, 6, 7]], cost: new Map([['ore', 2], ['wood', 1]]), shields: 2 },
{ type: 'military', name: 'Walls', appears: [, [3, 7]], cost: new Map([['stone', 3]]), shields: 2 },
{ type: 'science', name: 'Dispensary', appears: [, [3, 4]], cost: new Map([['glass', 1], ['ore', 2]]), freeWith: ['Apothecary'], sciences: new Set(['research']) },
{ type: 'science', name: 'Laboratory', appears: [, [3, 5]], cost: new Map([['paper', 1], ['brick', 2]]), freeWith: ['Workshop'], sciences: new Set(['engineering']) },
{ type: 'science', name: 'Libary', appears: [, [3, 6]], cost: new Map([['cloth', 1], ['stone', 2]]), freeWith: ['Scriptorium'], sciences: new Set(['education']) },
{ type: 'science', name: 'School', appears: [, [3, 7]], cost: new Map([['paper', 1], ['wood', 1]]), sciences: new Set(['education']) },
]
const structuresAge3: Structure[] = [
{ type: 'commerce', name: 'Arena', appears: [, , [3, 3, 5, 7]], cost: new Map([['stone', 2], ['ore', 1]]), freeWith: ['Dispensary'], goldPer: new Map([['wonder stage', 3]]), pointsPer: new Map([['wonder stage', 1]]) },
{ type: 'commerce', name: 'Chamber of Commerce', appears: [, , [4, 6]], cost: new Map([['brick', 2], ['paper', 1]]), goldPer: new Map([['advanced industry', 2]]), pointsPer: new Map([['advanced industry', 2]]) },
{ type: 'commerce', name: 'Haven', appears: [, , [4]], cost: new Map([['wood', 1], ['ore', 1], ['paper', 1]]), goldPer: new Map([['basic industry', 1]]), pointsPer: new Map([['basic industry', 1]]) },
{ type: 'commerce', name: 'Lighthouse', appears: [, , [3, 6]], cost: new Map([['stone', 1], ['glass', 1]]), freeWith: ['Caravansery'], goldPer: new Map([['commerce', 1]]), pointsPer: new Map([['commerce', 1]]) },
{ type: 'culture', name: 'Gardens', appears: [, , [3, 4]], cost: new Map([['brick', 2], ['wood', 1]]), points: 5 },
{ type: 'culture', name: 'Palace', appears: [, , [3, 7]], cost: new Map([['wood', 1], ['brick', 1], ['stone', 1], ['ore', 1], ['glass', 1], ['cloth', 1], ['paper', 1]]), points: 8 },
{ type: 'culture', name: 'Pantheon', appears: [, , [3, 6]], cost: new Map([['brick', 2], ['ore', 1], ['glass', 1], ['paper', 1], ['cloth', 1]]), freeWith: ['Temple'], points: 7 },
{ type: 'culture', name: 'Senate', appears: [, , [3, 5]], cost: new Map([['wood', 2], ['ore', 1], ['stone', 1]]), freeWith: ['Library'], points: 6 },
{ type: 'culture', name: 'Town Hall', appears: [, , [3, 5, 6]], cost: new Map([['stone', 2], ['ore', 1], ['glass', 1]]), points: 6 },
{ type: 'military', name: 'Arsenal', appears: [, , [3, 4, 7]], cost: new Map([['wood', 2], ['ore', 1], ['cloth', 1]]), shields: 3 },
{ type: 'military', name: 'Circus', appears: [, , [4, 5, 6]], cost: new Map([['stone', 3], ['ore', 1]]), freeWith: ['Training Ground'], shields: 3 },
{ type: 'military', name: 'Fortifications', appears: [, , [3, 7]], cost: new Map([['ore', 3], ['stone', 1]]), freeWith: ['Walls'], shields: 3 },
{ type: 'military', name: 'Siege Workshop', appears: [, , [3, 5]], cost: new Map([['brick', 3], ['wood', 1]]), freeWith: ['Laboratory'], shields: 3 },
{ type: 'science', name: 'Academy', appears: [, , [3, 7]], cost: new Map([['stone', 3], ['glass', 1]]), freeWith: ['School'], sciences: new Set(['research']) },
{ type: 'science', name: 'Lodge', appears: [, , [3, 6]], cost: new Map([['brick', 2], ['paper', 1], ['cloth', 1]]), freeWith: ['Dispensary'], sciences: new Set(['research']) },
{ type: 'science', name: 'Observatory', appears: [, , [3, 7]], cost: new Map([['ore', 2], ['glass', 1], ['cloth', 1]]), freeWith: ['Laboratory'], sciences: new Set(['engineering']) },
{ type: 'science', name: 'Study', appears: [, , [3, 5]], cost: new Map([['wood', 1], ['paper', 1], ['cloth', 1]]), freeWith: ['School'], sciences: new Set(['engineering']) },
{ type: 'science', name: 'University', appears: [, , [3, 4]], cost: new Map([['wood', 2], ['paper', 1], ['glass', 1]]), freeWith: ['Library'], sciences: new Set(['education']) },
]
const structuresGuilds: Structure[] = [
{ type: 'guild', name: 'Builders Guild', cost: new Map([['stone', 2], ['brick', 2], ['glass', 1]]), pointsPer: new Map([['wonder stage', 1]]), pointsPerNeighbor: new Map([['wonder stage', 1]]) },
{ type: 'guild', name: 'Craftsmens Guild', cost: new Map([['ore', 2], ['stone', 2]]), pointsPerNeighbor: new Map([['advanced industry', 2]]) },
{ type: 'guild', name: 'Magistrates Guild', cost: new Map([['wood', 3], ['stone', 1], ['cloth', 1]]), pointsPerNeighbor: new Map([['culture', 1]]) },
{ type: 'guild', name: 'Philosophers Guild', cost: new Map([['brick', 3], ['paper', 1], ['cloth', 1]]), pointsPerNeighbor: new Map([['science', 1]]) },
{ type: 'guild', name: 'Scientists Guild', cost: new Map([['ore', 2], ['wood', 2], ['paper', 1]]), sciences: new Set(['engineering', 'research', 'education']) },
{ type: 'guild', name: 'Shipowners Guild', cost: new Map([['wood', 3], ['glass', 1], ['paper', 1]]), pointsPer: new Map([['basic industry', 1], ['advanced industry', 1], ['guild', 1]]) },
{ type: 'guild', name: 'Spies Guild', cost: new Map([['brick', 3], ['glass', 1]]), pointsPerNeighbor: new Map([['military', 1]]) },
{ type: 'guild', name: 'Strategists Guild', cost: new Map([['ore', 2], ['stone', 1], ['cloth', 1]]), pointsPerNeighbor: new Map([['defeat', 1]]) },
{ type: 'guild', name: 'Traders Guild', cost: new Map([['glass', 1], ['paper', 1], ['cloth', 1]]), pointsPerNeighbor: new Map([['commerce', 1]]) },
{ type: 'guild', name: 'Workers Guild', cost: new Map([['ore', 2], ['brick', 1], ['stone', 1], ['wood', 1]]), pointsPerNeighbor: new Map([['basic industry', 2]]) },
]
export const structures = new Map([structuresAge1, structuresAge2, structuresAge3, structuresGuilds].flat().map(c => ([c.name, c])))
// Initialize 'freeWith' properties
for (const structure of structures.values()) {
for (const precursorName of structure.freeWith ?? []) {
const precursor = structures.get(precursorName)!
if (precursor.paysFor === undefined) {
precursor.paysFor = [structure.name]
} else {
precursor.paysFor.push(structure.name)
}
}
}
export function buildDeck(age: number, numPlayers: number) {
if (age < minAge || age > maxAge || !isInteger(age)) {
throw new Error(`Unsupported age ${age}`)
}
if (numPlayers < minPlayers || numPlayers > maxPlayers || !isInteger(numPlayers)) {
throw new Error(`Unsupported player count ${numPlayers}`)
}
const cards: Structure[] = [...structures.values()].flatMap(structure =>
structure.appears?.[age - 1]
?.filter(minPlayers => numPlayers <= minPlayers)
?.map(() => structure)
?? []
)
if (age === maxAge) {
cards.push(...sampleSize(structuresGuilds, numPlayers + 2))
}
return cards
}
export interface Wonder {
name: string
side: 'A' | 'B'
innateResource: Resource
}
export const wonders: Wonder[] = [
{ name: 'Great Pyramid of Giza', side: 'A', innateResource: 'stone' },
{ name: 'Great Pyramid of Giza', side: 'B', innateResource: 'stone' },
{ name: 'Hanging Gardens of Babylon', side: 'A', innateResource: 'brick' },
{ name: 'Hanging Gardens of Babylon', side: 'B', innateResource: 'brick' },
{ name: 'Temple of Artemis at Ephesus', side: 'A', innateResource: 'paper' },
{ name: 'Temple of Artemis at Ephesus', side: 'B', innateResource: 'paper' },
{ name: 'State of Zeus at Olympia', side: 'A', innateResource: 'wood' },
{ name: 'State of Zeus at Olympia', side: 'B', innateResource: 'wood' },
{ name: 'Mausoleum at Halicarnassus', side: 'A', innateResource: 'cloth' },
{ name: 'Mausoleum at Halicarnassus', side: 'B', innateResource: 'cloth' },
{ name: 'Colossus of Rhodes', side: 'A', innateResource: 'ore' },
{ name: 'Colossus of Rhodes', side: 'B', innateResource: 'ore' },
{ name: 'Lighthouse of Alexandria', side: 'A', innateResource: 'glass' },
{ name: 'Lighthouse of Alexandria', side: 'B', innateResource: 'glass' },
]
export interface TurnPlan {
action: 'structure' | 'discard'
cardIdx: number
goldLeft: number
goldRight: number
}
export interface Player {
name: string
wonder?: Wonder
gold: number
structures: {
age: number
structure: string
}[]
hand: string[]
turnPlan?: TurnPlan
leftBattles: number[]
rightBattles: number[]
}
export interface State {
stage: 'starting' | 'play' | 'finished'
players: Player[]
age?: number
turnsRemaining?: number
discard: string[]
}
export const initial: State = {
stage: 'starting',
players: [],
discard: [],
}
export interface BaseAction {
type: string
}
export interface AddPlayerAction extends BaseAction {
type: 'add player'
name: string
}
export interface StartGameAction extends BaseAction {
type: 'start game'
}
export interface PlanTurnAction extends BaseAction {
type: 'plan turn'
playerIdx: number
turnPlan?: TurnPlan
}
export interface ResetAction extends BaseAction {
type: 'reset'
}
export type Action = AddPlayerAction | StartGameAction
| PlanTurnAction
| ResetAction
function sumCountable(player: Player, countable: Countable): number {
switch (countable) {
case 'wonder stage':
return 0 // TODO
case 'defeat':
return [...player.leftBattles, ...player.rightBattles].filter(b => b === defeatPoints).length
default:
return player.structures.filter(({ structure }) => structures.get(structure)?.type === countable).length
}
}
function sumCountableMap(player: Player, map: Map<Countable, number>): number {
return sum([...map.entries()].map(([countable, number]) => number * sumCountable(player, countable)))
}
function scoreScience(
sciences: Set<Science>[],
counts: Map<Science, number> = new Map([['engineering', 0], ['research', 0], ['education', 0]]),
): number {
if (sciences.length === 0) {
return (scienceSetPoints * (min([...counts.values()]) ?? 0))
+ sum([...counts.values()].map(c => c * c))
} else {
return max([...head(sciences)!.values()].map(science =>
scoreScience(tail(sciences), new Map([...counts, [science, (counts.get(science) ?? 0) + 1]]))
)) ?? 0
}
}
export function countPoints(state: State, playerIdx: number): number {
const player = state.players[playerIdx]
const left = state.players[(playerIdx + 1) % state.players.length]
const right = state.players[(playerIdx - 1 + state.players.length) % state.players.length]
return sum(player.leftBattles) + sum(player.rightBattles)
+ sum(player.structures.map(({ structure }) => {
const card = structures.get(structure)!
return (card.points ?? 0)
+ sumCountableMap(player, card.pointsPer ?? new Map())
+ sumCountableMap(left, card.pointsPerNeighbor ?? new Map())
+ sumCountableMap(right, card.pointsPerNeighbor ?? new Map())
}))
+ Math.floor(player.gold / goldPerPoint)
+ scoreScience(player.structures.flatMap(({ structure }) => {
const sciences = structures.get(structure)?.sciences
return sciences === undefined ? [] : [sciences]
}))
}
function beginAge(state: State): State {
const age = (state.age ?? minAge - 1) + 1
const deck = shuffle(buildDeck(age, state.players.length).map(s => s.name))
const handSize = Math.ceil(deck.length / state.players.length)
const hands = chunk(deck, handSize)
return {
...state,
age,
turnsRemaining: handSize - 1,
players: state.players.map((p, i) => ({ ...p, hand: hands[i] })),
}
}
function countShields(player: Player): number {
return sum(player.structures.map(({ structure }) => structures.get(structure)?.shields))
}
function battleResult(state: State, playerIdx: number, delta: number): number | undefined {
const playerShields = countShields(state.players[playerIdx])
const otherShields = countShields(state.players[(playerIdx + delta + state.players.length) % state.players.length])
if (playerShields > otherShields) {
return victoryPoints[state.age!]
} else if (playerShields < otherShields) {
return defeatPoints
}
}
function endAge(state: State): State {
return {
...state,
turnsRemaining: undefined,
discard: [...state.discard, ...state.players.flatMap(p => p.hand)],
players: state.players.map((p, i) => {
const left = battleResult(state, i, 1)
const right = battleResult(state, i, -1)
return {
...p,
hand: [],
leftBattles: [...p.leftBattles, ...(left === undefined ? [] : [left])],
rightBattles: [...p.rightBattles, ...(right === undefined ? [] : [right])],
}
}),
}
}
function doTurn(state: State): State {
state = {
...state,
players: state.players.map((player, playerIdx) => {
const turnPlan = player.turnPlan!
const left = state.players[(playerIdx + 1) % state.players.length]
const right = state.players[(playerIdx - 1 + state.players.length) % state.players.length]
const card = structures.get(player.hand[turnPlan.cardIdx])!
return {
...player,
gold: player.gold
+ left.turnPlan!.goldRight + right.turnPlan!.goldLeft
+ (turnPlan.action === 'discard' ? 3 : 0)
+ (turnPlan.action !== 'structure' ? 0 :
(card.gold ?? 0)
+ sumCountableMap(player, card.goldPer ?? new Map())
+ sumCountableMap(left, card.goldPerNeighbor ?? new Map())
+ sumCountableMap(right, card.goldPerNeighbor ?? new Map())
),
hand: [
...player.hand.slice(0, turnPlan.cardIdx),
...player.hand.slice(turnPlan.cardIdx + 1)
],
structures: [
...player.structures,
...(turnPlan.action !== 'structure' ? [] : [
{ age: state.age!, structure: player.hand[turnPlan.cardIdx] }
]),
]
}
}),
turnsRemaining: state.turnsRemaining! - 1,
}
if (state.turnsRemaining === 0) {
state = endAge(state)
if (state.age === maxAge) {
return {
...state,
stage: 'finished',
age: undefined,
}
} else {
return beginAge(state)
}
} else {
const delta = state.age! % 2 === 1 ? -1 : 1
return {
...state,
players: state.players.map((p, i) => ({
...p,
hand: state.players[(i + delta + state.players.length) % state.players.length].hand,
})),
}
}
}
const reducers: { [type: string]: (state: State, action: any) => State } = {
'add player': (state, action: AddPlayerAction) => {
if (state.stage !== 'starting') { return state }
return {
...state,
players: [...state.players, {
name: action.name,
gold: startingGold,
structures: [],
hand: [],
leftBattles: [],
rightBattles: [],
}],
}
},
'start game': state => {
if (state.stage !== 'starting' || state.players.length < minPlayers || state.players.length > maxPlayers) {
return state
}
return beginAge({ ...state, stage: 'play' })
},
'plan turn': (state, action: PlanTurnAction) => {
if (state.stage !== 'play') {
return state
}
const newState = {
...state,
players: state.players.map(
(p, i) => i !== action.playerIdx ? p : { ...p, turnPlan: action.turnPlan }
),
}
return newState.players.every(p => p.turnPlan !== undefined) ? doTurn(newState) : newState
},
reset: () => initial,
}
export function reducer(state: State, action: Action): State {
return reducers[action.type](state, action)
}