feat: slay-the-spire-like combat procedures

src/samples/slay-the-spire-like/combat/effects.ts

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+import type { EffectDesert } from "../data/effectDesert.csv";
+import type { StatusCardDesert } from "../data/statusCardDesert.csv";
+import { effectDesertData, statusCardDesertData } from "../data";
+import { createStatusCard } from "../deck/factory";
+import type { PlayerDeck, GameCard } from "../deck/types";
+import type {
+    BuffTable,
+    CombatEffectEntry,
+    CombatState,
+    EffectTarget,
+    EffectTiming,
+    EnemyState,
+    ItemBuff,
+    PlayerCombatState,
+} from "./types";
+import {
+    drawCardsToHand,
+    addFatigueCards,
+    discardCard,
+    exhaustCard,
+    getEffectData,
+    discardHand,
+} from "./state";
+
+export type DamageResult = {
+    damageDealt: number;
+    blockedByDefend: number;
+    targetDied: boolean;
+};
+
+export function applyDamage(
+    state: CombatState,
+    targetKey: "player" | string,
+    amount: number,
+    sourceKey?: "player" | string,
+): DamageResult {
+    if (amount <= 0) return { damageDealt: 0, blockedByDefend: 0, targetDied: false };
+
+    let actualDamage = amount;
+    let blockedByDefend = 0;
+
+    if (targetKey === "player") {
+        const defendStacks = state.player.buffs["defend"] ?? 0;
+        if (defendStacks > 0) {
+            blockedByDefend = Math.min(defendStacks, actualDamage);
+            actualDamage -= blockedByDefend;
+            state.player.buffs["defend"] = defendStacks - blockedByDefend;
+            if (state.player.buffs["defend"] === 0) {
+                delete state.player.buffs["defend"];
+            }
+        }
+
+        const damageReduce = state.player.buffs["damageReduce"] ?? 0;
+        if (damageReduce > 0 && actualDamage > 0) {
+            actualDamage = Math.max(0, actualDamage - damageReduce);
+        }
+
+        if (actualDamage > 0) {
+            state.player.hp = Math.max(0, state.player.hp - actualDamage);
+            state.player.damageTakenThisTurn += actualDamage;
+            state.player.damagedThisTurn = true;
+        }
+
+        if (blockedByDefend > 0 && defendStacks - blockedByDefend <= 0) {
+            for (const enemyId of state.enemyOrder) {
+                const enemy = state.enemies[enemyId];
+                if (enemy.isAlive && enemy.buffs["defend"] !== undefined) {
+                    // Not relevant for player, skip
+                }
+            }
+        }
+
+        return {
+            damageDealt: actualDamage,
+            blockedByDefend,
+            targetDied: state.player.hp <= 0,
+        };
+    }
+
+    const enemy = state.enemies[targetKey];
+    if (!enemy || !enemy.isAlive) {
+        return { damageDealt: 0, blockedByDefend: 0, targetDied: false };
+    }
+
+    const defendStacks = enemy.buffs["defend"] ?? 0;
+    if (defendStacks > 0) {
+        blockedByDefend = Math.min(defendStacks, actualDamage);
+        actualDamage -= blockedByDefend;
+        enemy.buffs["defend"] = defendStacks - blockedByDefend;
+        if (enemy.buffs["defend"] === 0) {
+            delete enemy.buffs["defend"];
+        }
+
+        if (defendStacks > 0 && defendStacks - blockedByDefend <= 0) {
+            enemy.hadDefendBroken = true;
+        }
+    }
+
+    if (actualDamage > 0) {
+        enemy.hp = Math.max(0, enemy.hp - actualDamage);
+        if (enemy.hp <= 0) {
+            enemy.isAlive = false;
+        }
+    }
+
+    return {
+        damageDealt: actualDamage,
+        blockedByDefend,
+        targetDied: !enemy.isAlive,
+    };
+}
+
+export function applyDefend(
+    targetBuffs: BuffTable,
+    amount: number,
+): void {
+    if (amount <= 0) return;
+    targetBuffs["defend"] = (targetBuffs["defend"] ?? 0) + amount;
+}
+
+export function applyBuff(
+    buffs: BuffTable,
+    effectId: string,
+    timing: EffectTiming,
+    stacks: number,
+): void {
+    if (stacks <= 0) return;
+    buffs[effectId] = (buffs[effectId] ?? 0) + stacks;
+}
+
+export function removeBuff(buffs: BuffTable, effectId: string, stacks?: number): number {
+    const current = buffs[effectId] ?? 0;
+    if (stacks === undefined || stacks >= current) {
+        delete buffs[effectId];
+        return current;
+    }
+    buffs[effectId] = current - stacks;
+    return stacks;
+}
+
+export function updateBuffs(buffs: BuffTable): void {
+    const toDelete: string[] = [];
+    const toDecrement: string[] = [];
+
+    for (const [effectId] of Object.entries(buffs)) {
+        const effectData = getEffectData(effectId);
+        if (!effectData) continue;
+
+        switch (effectData.timing) {
+            case "temporary":
+                toDelete.push(effectId);
+                break;
+            case "lingering":
+                toDecrement.push(effectId);
+                break;
+        }
+    }
+
+    for (const id of toDelete) {
+        delete buffs[id];
+    }
+
+    for (const id of toDecrement) {
+        buffs[id] = (buffs[id] ?? 0) - 1;
+        if (buffs[id] <= 0) {
+            delete buffs[id];
+        }
+    }
+}
+
+export type ResolveEffectContext = {
+    state: CombatState;
+    rng: { nextInt: (n: number) => number };
+};
+
+export function resolveEffect(
+    ctx: ResolveEffectContext,
+    target: EffectTarget,
+    effect: EffectDesert,
+    stacks: number,
+    sourceKey?: "player" | string,
+    sourceCardId?: string,
+): void {
+    const { state } = ctx;
+    const timing = effect.timing;
+
+    switch (timing) {
+        case "instant":
+            resolveInstantEffect(ctx, target, effect, stacks, sourceKey, sourceCardId);
+            break;
+        case "posture":
+            applyBuffToTarget(state, target, effect.id, stacks, sourceKey);
+            break;
+        case "temporary":
+        case "lingering":
+        case "permanent":
+            applyBuffToTarget(state, target, effect.id, stacks, sourceKey);
+            break;
+        case "card":
+            addStatusCardToDiscard(state, effect.id, stacks);
+            break;
+        case "cardDraw":
+            addStatusCardToDrawPile(state, effect.id, stacks);
+            break;
+        case "cardHand":
+            addStatusCardToHand(state, effect.id, stacks);
+            break;
+        case "item":
+        case "itemUntilPlayed":
+            applyItemBuff(state, effect.id, timing, stacks, sourceCardId);
+            break;
+    }
+}
+
+function applyBuffToTarget(
+    state: CombatState,
+    target: EffectTarget,
+    effectId: string,
+    stacks: number,
+    sourceKey?: "player" | string,
+): void {
+    if (target === "self") {
+        if (sourceKey === "player") {
+            applyBuff(state.player.buffs, effectId, getEffectData(effectId)?.timing ?? "permanent", stacks);
+        } else if (sourceKey && state.enemies[sourceKey]) {
+            applyBuff(state.enemies[sourceKey].buffs, effectId, getEffectData(effectId)?.timing ?? "permanent", stacks);
+        }
+    } else if (target === "player" || target === "team") {
+        applyBuff(state.player.buffs, effectId, getEffectData(effectId)?.timing ?? "permanent", stacks);
+    } else if (target === "target" || target === "all" || target === "random") {
+        // For attack/defend effects, these are handled by resolveInstantEffect
+    }
+}
+
+function resolveInstantEffect(
+    ctx: ResolveEffectContext,
+    target: EffectTarget,
+    effect: EffectDesert,
+    stacks: number,
+    sourceKey?: "player" | string,
+    sourceCardId?: string,
+): void {
+    const { state, rng } = ctx;
+
+    switch (effect.id) {
+        case "attack": {
+            const damageAmount = stacks;
+            if (target === "all") {
+                for (const enemyId of state.enemyOrder) {
+                    const enemy = state.enemies[enemyId];
+                    if (enemy.isAlive) {
+                        applyDamage(state, enemyId, damageAmount, sourceKey);
+                    }
+                }
+            } else if (target === "random") {
+                const aliveEnemies = state.enemyOrder.filter(id => state.enemies[id].isAlive);
+                if (aliveEnemies.length > 0) {
+                    const targetId = aliveEnemies[rng.nextInt(aliveEnemies.length)];
+                    applyDamage(state, targetId, damageAmount, sourceKey);
+                }
+            } else if (target === "target") {
+                if (sourceKey && sourceKey !== "player" && state.enemies[sourceKey]?.isAlive) {
+                    applyDamage(state, "player", damageAmount, sourceKey);
+                }
+            }
+            break;
+        }
+        case "defend": {
+            if (target === "self" && sourceKey === "player") {
+                applyDefend(state.player.buffs, stacks);
+            } else if (target === "self" && sourceKey && state.enemies[sourceKey]) {
+                applyDefend(state.enemies[sourceKey].buffs, stacks);
+            }
+            break;
+        }
+        case "draw": {
+            drawCardsToHand(state.player.deck, stacks);
+            break;
+        }
+        case "gainEnergy": {
+            state.player.energy += stacks;
+            break;
+        }
+        case "removeWound": {
+            removeWoundCards(state.player.deck, stacks);
+            break;
+        }
+        case "tailSting": {
+            applyDamage(state, "player", stacks, sourceKey);
+            break;
+        }
+        case "rollDamage": {
+            const rollStacks = sourceKey && sourceKey !== "player"
+                ? state.enemies[sourceKey]?.buffs["roll"] ?? 0
+                : 0;
+            if (rollStacks >= 10) {
+                const damageFromRoll = Math.floor(rollStacks / 10) * 10;
+                applyDamage(state, "player", Math.floor(damageFromRoll / 10), sourceKey);
+                removeBuff(state.enemies[sourceKey!].buffs, "roll", damageFromRoll);
+            }
+            break;
+        }
+        case "crossbow": {
+            break;
+        }
+        case "discard": {
+            break;
+        }
+        case "summonMummy":
+        case "summonSandwormLarva":
+        case "reviveMummy": {
+            break;
+        }
+        case "drawChoice":
+        case "transformRandom": {
+            break;
+        }
+        default:
+            break;
+    }
+}
+
+function addStatusCardToDiscard(state: CombatState, effectId: string, count: number): void {
+    const cardDef = statusCardDesertData.find(c => c.id === effectId);
+    if (!cardDef) return;
+
+    for (let i = 0; i < count; i++) {
+        const cardId = `status-${effectId}-${Date.now()}-${i}`;
+        const card = createStatusCard(cardId, cardDef.name, cardDef.desc);
+        state.player.deck.cards[card.id] = card;
+        state.player.deck.discardPile.push(card.id);
+    }
+}
+
+function addStatusCardToDrawPile(state: CombatState, effectId: string, count: number): void {
+    const cardDef = statusCardDesertData.find(c => c.id === effectId);
+    if (!cardDef) return;
+
+    for (let i = 0; i < count; i++) {
+        const cardId = `status-${effectId}-${Date.now()}-${i}`;
+        const card = createStatusCard(cardId, cardDef.name, cardDef.desc);
+        state.player.deck.cards[card.id] = card;
+        state.player.deck.drawPile.push(card.id);
+    }
+}
+
+function addStatusCardToHand(state: CombatState, effectId: string, count: number): void {
+    const cardDef = statusCardDesertData.find(c => c.id === effectId);
+    if (!cardDef) return;
+
+    for (let i = 0; i < count; i++) {
+        const cardId = `status-${effectId}-${Date.now()}-${i}`;
+        const card = createStatusCard(cardId, cardDef.name, cardDef.desc);
+        state.player.deck.cards[card.id] = card;
+        state.player.deck.hand.push(card.id);
+    }
+}
+
+function applyItemBuff(
+    state: CombatState,
+    effectId: string,
+    timing: EffectTiming,
+    stacks: number,
+    sourceCardId?: string,
+): void {
+    if (!sourceCardId) return;
+
+    const card = state.player.deck.cards[sourceCardId];
+    if (!card || !card.sourceItemId) return;
+
+    const itemBuff: ItemBuff = {
+        effectId,
+        stacks,
+        timing,
+        sourceItemId: card.sourceItemId,
+        targetItemId: card.sourceItemId,
+    };
+    state.itemBuffs.push(itemBuff);
+}
+
+function removeWoundCards(deck: PlayerDeck, count: number): void {
+    let removed = 0;
+
+    for (let i = deck.drawPile.length - 1; i >= 0 && removed < count; i--) {
+        const card = deck.cards[deck.drawPile[i]];
+        if (card && card.itemData === null && card.displayName === "伤口") {
+            delete deck.cards[deck.drawPile[i]];
+            deck.drawPile.splice(i, 1);
+            removed++;
+        }
+    }
+
+    for (let i = deck.discardPile.length - 1; i >= 0 && removed < count; i--) {
+        const card = deck.cards[deck.discardPile[i]];
+        if (card && card.itemData === null && card.displayName === "伤口") {
+            delete deck.cards[deck.discardPile[i]];
+            deck.discardPile.splice(i, 1);
+            removed++;
+        }
+    }
+}
+
+export function resolveCardEffects(
+    ctx: ResolveEffectContext,
+    cardId: string,
+    targetEnemyId?: string,
+): void {
+    const { state } = ctx;
+    const card = state.player.deck.cards[cardId];
+    if (!card || !card.itemData) return;
+
+    const sourceKey: "player" | string = "player";
+
+    const effects = card.itemData.effects as unknown as CombatEffectEntry[];
+    for (const entry of effects) {
+        const [target, effect, stacks] = entry;
+
+        if (target === "target") {
+            if (targetEnemyId && state.enemies[targetEnemyId]?.isAlive) {
+                if (effect.id === "attack") {
+                    const actualDamage = getModifiedAttackDamage(state, cardId, stacks);
+                    applyDamage(state, targetEnemyId, actualDamage, "player");
+                    continue;
+                }
+            }
+        }
+
+        resolveEffect(ctx, target, effect, stacks, sourceKey, cardId);
+    }
+}
+
+export function getModifiedAttackDamage(
+    state: CombatState,
+    cardId: string,
+    baseDamage: number,
+): number {
+    let damage = baseDamage;
+
+    const attackBuff = state.itemBuffs
+        .filter(b => b.effectId === "attackBuff" || b.effectId === "attackBuffUntilPlay")
+        .filter(b => {
+            const card = state.player.deck.cards[cardId];
+            return card && card.sourceItemId === b.targetItemId;
+        })
+        .reduce((sum, b) => sum + b.stacks, 0);
+    damage += attackBuff;
+
+    return Math.max(0, damage);
+}
+
+export function getModifiedDefendAmount(
+    state: CombatState,
+    cardId: string,
+    baseDefend: number,
+): number {
+    let defend = baseDefend;
+
+    const defendBuff = state.itemBuffs
+        .filter(b => b.effectId === "defendBuff" || b.effectId === "defendBuffUntilPlay")
+        .filter(b => {
+            const card = state.player.deck.cards[cardId];
+            return card && card.sourceItemId === b.targetItemId;
+        })
+        .reduce((sum, b) => sum + b.stacks, 0);
+    defend += defendBuff;
+
+    return Math.max(0, defend);
+}
+
+export function canPlayCard(
+    state: CombatState,
+    cardId: string,
+): { canPlay: boolean; reason?: string } {
+    const card = state.player.deck.cards[cardId];
+    if (!card) return { canPlay: false, reason: "卡牌不存在" };
+
+    if (!card.itemData) return { canPlay: false, reason: "状态牌不可打出" };
+
+    const handIdx = state.player.deck.hand.indexOf(cardId);
+    if (handIdx < 0) return { canPlay: false, reason: "卡牌不在手牌中" };
+
+    if (card.itemData.costType === "energy") {
+        if (state.player.energy < card.itemData.costCount) {
+            return { canPlay: false, reason: "能量不足" };
+        }
+    }
+
+    return { canPlay: true };
+}
+
+export function playCard(
+    ctx: ResolveEffectContext,
+    cardId: string,
+    targetEnemyId?: string,
+): { success: boolean; reason?: string } {
+    const { state } = ctx;
+    const check = canPlayCard(state, cardId);
+    if (!check.canPlay) return { success: false, reason: check.reason };
+
+    const card = state.player.deck.cards[cardId];
+    if (!card || !card.itemData) return { success: false, reason: "卡牌无效" };
+
+    if (card.itemData.costType === "energy") {
+        state.player.energy -= card.itemData.costCount;
+    }
+
+    resolveCardEffects(ctx, cardId, targetEnemyId);
+
+    if (card.itemData.costType === "uses") {
+        exhaustCard(state.player.deck, cardId);
+    } else {
+        discardCard(state.player.deck, cardId);
+    }
+
+    expireItemBuffsOnCardPlayed(state, cardId);
+
+    return { success: true };
+}
+
+function expireItemBuffsOnCardPlayed(state: CombatState, cardId: string): void {
+    const card = state.player.deck.cards[cardId];
+    if (!card || !card.sourceItemId) return;
+
+    state.itemBuffs = state.itemBuffs.filter(buff => {
+        if (buff.timing === "itemUntilPlayed" && buff.sourceItemId === card.sourceItemId) {
+            return false;
+        }
+        return true;
+    });
+}
+
+export function areAllEnemiesDead(state: CombatState): boolean {
+    return state.enemyOrder.every(id => !state.enemies[id].isAlive);
+}
+
+export function isPlayerDead(state: CombatState): boolean {
+    return state.player.hp <= 0;
+}

src/samples/slay-the-spire-like/combat/index.ts

@@ -0,0 +1,71 @@
+export type {
+    BuffTable,
+    CombatEffectEntry,
+    CombatEntity,
+    CombatGameContext,
+    CombatPhase,
+    CombatResult,
+    CombatState,
+    EffectTarget,
+    EffectTiming,
+    EnemyState,
+    ItemBuff,
+    LootEntry,
+    PlayerCombatState,
+} from "./types";
+
+export {
+    createCombatState,
+    createEnemyInstance,
+    createPlayerCombatState,
+    drawCardsToHand,
+    reshuffleDiscardIntoDraw,
+    addFatigueCards,
+    discardHand,
+    discardCard,
+    exhaustCard,
+    getEnemyCurrentIntent,
+    advanceEnemyIntent,
+    getEffectTiming,
+    getEffectData,
+    INITIAL_HAND_SIZE,
+    DEFAULT_MAX_ENERGY,
+    FATIGUE_CARDS_PER_SHUFFLE,
+} from "./state";
+
+export {
+    applyDamage,
+    applyDefend,
+    applyBuff,
+    removeBuff,
+    updateBuffs,
+    resolveEffect,
+    resolveCardEffects,
+    getModifiedAttackDamage,
+    getModifiedDefendAmount,
+    canPlayCard,
+    playCard,
+    areAllEnemiesDead,
+    isPlayerDead,
+} from "./effects";
+
+export type {
+    TriggerContext,
+    BuffTriggerBehavior,
+    CombatTriggerRegistry,
+    TriggerEvent,
+} from "./triggers";
+
+export {
+    createCombatTriggerRegistry,
+    dispatchTrigger,
+    dispatchAttackedTrigger,
+    dispatchDamageTrigger,
+    dispatchOutgoingDamageTrigger,
+    dispatchIncomingDamageTrigger,
+    dispatchShuffleTrigger,
+} from "./triggers";
+
+export { prompts } from "./prompts";
+
+export { runCombat } from "./procedure";

src/samples/slay-the-spire-like/combat/procedure.ts

@@ -0,0 +1,323 @@
+import type { IGameContext } from "@/core/game";
+import type { CombatState, CombatResult, CombatGameContext, CombatEffectEntry } from "./types";
+import type { CombatTriggerRegistry, TriggerContext } from "./triggers";
+import { createCombatTriggerRegistry, dispatchTrigger, dispatchShuffleTrigger, dispatchOutgoingDamageTrigger, dispatchIncomingDamageTrigger, dispatchDamageTrigger } from "./triggers";
+import { prompts } from "./prompts";
+import {
+    drawCardsToHand,
+    addFatigueCards,
+    discardHand,
+    discardCard,
+    getEnemyCurrentIntent,
+    advanceEnemyIntent,
+    DEFAULT_MAX_ENERGY,
+    FATIGUE_CARDS_PER_SHUFFLE,
+} from "./state";
+import {
+    applyDamage,
+    applyDefend,
+    updateBuffs,
+    canPlayCard,
+    playCard,
+    areAllEnemiesDead,
+    isPlayerDead,
+    resolveCardEffects,
+    removeBuff,
+} from "./effects";
+
+export async function runCombat(
+    game: CombatGameContext,
+): Promise<CombatResult> {
+    const triggerRegistry = createCombatTriggerRegistry();
+
+    game.produce(state => {
+        state.phase = "playerTurn";
+        state.player.energy = state.player.maxEnergy;
+        state.player.damageTakenThisTurn = 0;
+        state.player.damagedThisTurn = false;
+        state.player.cardsDiscardedThisTurn = 0;
+    });
+
+    while (true) {
+        const currentState = game.value;
+
+        if (currentState.result) {
+            return currentState.result;
+        }
+
+        if (currentState.phase === "playerTurn") {
+            await runPlayerTurn(game, triggerRegistry);
+        } else if (currentState.phase === "enemyTurn") {
+            await runEnemyTurn(game, triggerRegistry);
+        } else {
+            break;
+        }
+
+        if (isPlayerDead(game.value)) {
+            game.produce(state => {
+                state.result = "defeat";
+                state.phase = "combatEnd";
+            });
+            return "defeat";
+        }
+
+        if (areAllEnemiesDead(game.value)) {
+            game.produce(state => {
+                state.result = "victory";
+                state.phase = "combatEnd";
+                state.loot = generateLoot(state);
+            });
+            return "victory";
+        }
+
+        if (game.value.result === "fled") {
+            game.produce(state => {
+                state.phase = "combatEnd";
+            });
+            return "fled";
+        }
+    }
+
+    return game.value.result ?? "defeat";
+}
+
+async function runPlayerTurn(
+    game: CombatGameContext,
+    triggerRegistry: CombatTriggerRegistry,
+): Promise<void> {
+    const triggerCtx = createTriggerContext(game);
+
+    game.produce(state => {
+        updateBuffs(state.player.buffs);
+        state.player.damageTakenThisTurn = 0;
+        state.player.damagedThisTurn = false;
+        state.player.cardsDiscardedThisTurn = 0;
+
+        if (state.player.buffs["energyNext"]) {
+            state.player.energy += state.player.buffs["energyNext"];
+        }
+        if (state.player.buffs["drawNext"]) {
+            drawCardsToHand(state.player.deck, state.player.buffs["drawNext"]);
+        }
+        if (state.player.buffs["defendNext"]) {
+            applyDefend(state.player.buffs, state.player.buffs["defendNext"]);
+        }
+    });
+
+    dispatchTrigger(triggerCtx, "onTurnStart", "player", triggerRegistry);
+
+    while (game.value.phase === "playerTurn") {
+        const action = await game.prompt<{ action: "play" | "end"; cardId?: string; targetId?: string }>(
+            prompts.playCard,
+            (cardId, targetId) => {
+                const state = game.value;
+                if (!cardId) throw "请选择卡牌";
+
+                const check = canPlayCard(state, cardId);
+                if (!check.canPlay) throw check.reason ?? "无法打出";
+
+                const card = state.player.deck.cards[cardId];
+                if (card?.itemData?.targetType === "single") {
+                    const aliveEnemies = state.enemyOrder.filter(id => state.enemies[id].isAlive);
+                    if (!targetId && aliveEnemies.length > 0) {
+                        throw "请指定目标";
+                    }
+                    if (targetId && !state.enemies[targetId]?.isAlive) {
+                        throw "目标无效";
+                    }
+                }
+
+                return { action: "play" as const, cardId, targetId };
+            },
+            "player"
+        );
+
+        if (action.action === "play" && action.cardId) {
+            const ctx = createEffectContext(game);
+            game.produce(state => {
+                playCard({ state, rng: game._rng }, action.cardId!, action.targetId);
+            });
+
+            if (areAllEnemiesDead(game.value)) {
+                return;
+            }
+            if (isPlayerDead(game.value)) {
+                return;
+            }
+            continue;
+        }
+
+        break;
+    }
+
+    const endAction = await game.prompt<{ action: "end" }>(
+        prompts.endTurn,
+        () => {
+            return { action: "end" as const };
+        },
+        "player"
+    );
+
+    dispatchTrigger(createTriggerContext(game), "onTurnEnd", "player", triggerRegistry);
+
+    game.produce(state => {
+        for (const cardId of [...state.player.deck.hand]) {
+            state.player.cardsDiscardedThisTurn++;
+        }
+        discardHand(state.player.deck);
+    });
+
+    game.produce(state => {
+        if (state.player.deck.drawPile.length === 0) {
+            reshuffleWithFatigue(state);
+            dispatchShuffleTrigger(createTriggerContext(game), triggerRegistry);
+        }
+        drawCardsToHand(state.player.deck, 5);
+        state.player.energy = state.player.maxEnergy;
+    });
+
+    game.produce(state => {
+        state.phase = "enemyTurn";
+    });
+}
+
+async function runEnemyTurn(
+    game: CombatGameContext,
+    triggerRegistry: CombatTriggerRegistry,
+): Promise<void> {
+    const state = game.value;
+
+    game.produce(state => {
+        for (const enemyId of state.enemyOrder) {
+            const enemy = state.enemies[enemyId];
+            if (!enemy.isAlive) continue;
+            updateBuffs(enemy.buffs);
+        }
+    });
+
+    const triggerCtx = createTriggerContext(game);
+    for (const enemyId of game.value.enemyOrder) {
+        const enemy = game.value.enemies[enemyId];
+        if (!enemy.isAlive) continue;
+        dispatchTrigger(triggerCtx, "onTurnStart", enemyId, triggerRegistry);
+    }
+
+    game.produce(state => {
+        for (const enemyId of state.enemyOrder) {
+            const enemy = state.enemies[enemyId];
+            if (!enemy.isAlive) continue;
+
+            const intent = getEnemyCurrentIntent(enemy);
+            if (!intent) continue;
+
+            const effects = intent.effects as unknown as CombatEffectEntry[];
+            for (const entry of effects) {
+                const [target, effect, stacks] = entry;
+
+                if (effect.id === "attack") {
+                    let damage = stacks;
+                    damage = dispatchOutgoingDamageTrigger(createTriggerContext(game), enemyId, damage, triggerRegistry);
+                    damage = dispatchIncomingDamageTrigger(createTriggerContext(game), "player", damage, triggerRegistry);
+
+                    const result = applyDamage(state, "player", damage, enemyId);
+                    if (result.damageDealt > 0) {
+                        dispatchDamageTrigger(createTriggerContext(game), "player", result.damageDealt, triggerRegistry);
+                    }
+                } else if (effect.id === "defend") {
+                    if (target === "self") {
+                        applyDefend(enemy.buffs, stacks);
+                    }
+                } else {
+                    resolveEnemyEffect(state, enemyId, target, effect, stacks);
+                }
+            }
+
+            advanceEnemyIntent(enemy);
+        }
+    });
+
+    for (const enemyId of game.value.enemyOrder) {
+        const enemy = game.value.enemies[enemyId];
+        if (!enemy.isAlive) continue;
+        dispatchTrigger(createTriggerContext(game), "onTurnEnd", enemyId, triggerRegistry);
+    }
+
+    game.produce(state => {
+        state.phase = "playerTurn";
+        state.turnNumber++;
+    });
+}
+
+function resolveEnemyEffect(
+    state: CombatState,
+    enemyId: string,
+    target: string,
+    effect: { id: string; timing: string },
+    stacks: number,
+): void {
+    switch (effect.id) {
+        case "spike":
+        case "venom":
+        case "curse":
+        case "aim":
+        case "roll":
+        case "vultureEye":
+        case "tailSting":
+        case "energyDrain":
+        case "molt":
+        case "storm":
+        case "static":
+        case "charge":
+        case "discard":
+            state.enemies[enemyId].buffs[effect.id] = (state.enemies[enemyId].buffs[effect.id] ?? 0) + stacks;
+            break;
+        case "summonMummy":
+        case "summonSandwormLarva":
+        case "reviveMummy":
+            break;
+        default:
+            break;
+    }
+}
+
+function reshuffleWithFatigue(state: CombatState): void {
+    if (state.player.deck.discardPile.length === 0) return;
+
+    state.player.deck.drawPile.push(...state.player.deck.discardPile);
+    state.player.deck.discardPile = [];
+
+    addFatigueCards(state.player.deck, FATIGUE_CARDS_PER_SHUFFLE, { value: state.fatigueAddedCount });
+    state.fatigueAddedCount += FATIGUE_CARDS_PER_SHUFFLE;
+
+    for (let i = state.player.deck.drawPile.length - 1; i > 0; i--) {
+        const j = Math.floor(Math.random() * (i + 1));
+        [state.player.deck.drawPile[i], state.player.deck.drawPile[j]] = [state.player.deck.drawPile[j], state.player.deck.drawPile[i]];
+    }
+}
+
+function createTriggerContext(game: CombatGameContext): TriggerContext {
+    return {
+        state: game.value,
+        rng: game._rng,
+    };
+}
+
+function createEffectContext(game: CombatGameContext) {
+    return {
+        state: game.value,
+        rng: game._rng,
+    };
+}
+
+function generateLoot(state: CombatState): CombatState["loot"] {
+    const loot: CombatState["loot"] = [];
+    let totalGold = 0;
+    for (const enemyId of state.enemyOrder) {
+        const enemy = state.enemies[enemyId];
+        totalGold += Math.floor(enemy.maxHp * 0.5);
+    }
+    if (totalGold > 0) {
+        loot.push({ type: "gold", amount: totalGold });
+    }
+    return loot;
+}

src/samples/slay-the-spire-like/combat/prompts.ts

@@ -0,0 +1,12 @@
+import { createPromptDef } from "@/core/game";
+
+export const prompts = {
+    playCard: createPromptDef<[string, string?]>(
+        "play-card <cardId:string> [targetId:string]",
+        "选择卡牌并指定目标"
+    ),
+    endTurn: createPromptDef<[]>(
+        "end-turn",
+        "结束回合"
+    ),
+};

src/samples/slay-the-spire-like/combat/state.ts

@@ -0,0 +1,242 @@
+import type { GridInventory } from "../grid-inventory/types";
+import type { GameItemMeta, PlayerState } from "../progress/types";
+import type { PlayerDeck } from "../deck/types";
+import type { EnemyDesert } from "../data/enemyDesert.csv";
+import type { EnemyIntentDesert } from "../data/enemyIntentDesert.csv";
+import type { EncounterDesert } from "../data/encounterDesert.csv";
+import type { EffectDesert } from "../data/effectDesert.csv";
+import { generateDeckFromInventory, createStatusCard } from "../deck/factory";
+import { enemyDesertData, enemyIntentDesertData, effectDesertData } from "../data";
+import type {
+    BuffTable,
+    CombatState,
+    CombatPhase,
+    EnemyState,
+    PlayerCombatState,
+    ItemBuff,
+    LootEntry,
+} from "./types";
+
+const INITIAL_HAND_SIZE = 5;
+const DEFAULT_MAX_ENERGY = 3;
+const FATIGUE_CARDS_PER_SHUFFLE = 2;
+
+export function createEnemyInstance(
+    templateId: string,
+    enemyData: EnemyDesert,
+    bonusHp: number,
+    idCounter: { value: number },
+): EnemyState {
+    idCounter.value++;
+    const id = `enemy-${idCounter.value}`;
+    const maxHp = enemyData.initHp + bonusHp;
+    const hp = maxHp;
+
+    const buffs: BuffTable = {};
+    for (const [effect, stacks] of enemyData.initBuffs) {
+        buffs[effect.id] = (buffs[effect.id] ?? 0) + stacks;
+    }
+
+    const intentData = buildIntentLookup(templateId);
+
+    return {
+        id,
+        templateId,
+        hp,
+        maxHp,
+        buffs,
+        currentIntentId: enemyData.initialIntent,
+        intentData,
+        isAlive: true,
+        hadDefendBroken: false,
+    };
+}
+
+function buildIntentLookup(enemyTemplateId: string): Record<string, EnemyIntentDesert> {
+    const lookup: Record<string, EnemyIntentDesert> = {};
+    for (const intent of enemyIntentDesertData) {
+        if (intent.enemy.id === enemyTemplateId) {
+            lookup[intent.id] = intent;
+        }
+    }
+    return lookup;
+}
+
+export function createPlayerCombatState(
+    playerState: PlayerState,
+    inventory: GridInventory<GameItemMeta>,
+): PlayerCombatState {
+    const deck = generateDeckFromInventory(inventory);
+    return {
+        hp: playerState.currentHp,
+        maxHp: playerState.maxHp,
+        energy: DEFAULT_MAX_ENERGY,
+        maxEnergy: DEFAULT_MAX_ENERGY,
+        buffs: {},
+        deck,
+        damageTakenThisTurn: 0,
+        damagedThisTurn: false,
+        cardsDiscardedThisTurn: 0,
+    };
+}
+
+export function createCombatState(
+    playerState: PlayerState,
+    inventory: GridInventory<GameItemMeta>,
+    encounter: EncounterDesert,
+): CombatState {
+    const idCounter = { value: 0 };
+    const player = createPlayerCombatState(playerState, inventory);
+
+    const enemies: Record<string, EnemyState> = {};
+    const enemyOrder: string[] = [];
+    const enemyTemplateData: Record<string, EnemyDesert> = {};
+
+    for (const [enemyRef, bonusHp] of encounter.enemies) {
+        const enemyInstance = createEnemyInstance(
+            enemyRef.id,
+            enemyRef,
+            bonusHp,
+            idCounter,
+        );
+        enemies[enemyInstance.id] = enemyInstance;
+        enemyOrder.push(enemyInstance.id);
+        enemyTemplateData[enemyInstance.templateId] = enemyRef;
+    }
+
+    shuffleDeck(player.deck.drawPile, buildSimpleRNG(0));
+
+    drawCardsToHand(player.deck, INITIAL_HAND_SIZE);
+
+    return {
+        enemies,
+        enemyOrder,
+        player,
+        phase: "playerTurn" as CombatPhase,
+        turnNumber: 1,
+        result: null,
+        loot: [],
+        itemBuffs: [],
+        fatigueAddedCount: 0,
+        enemyTemplateData,
+    };
+}
+
+export function drawCardsToHand(deck: PlayerDeck, count: number): string[] {
+    const drawn: string[] = [];
+    for (let i = 0; i < count; i++) {
+        if (deck.drawPile.length === 0) {
+            reshuffleDiscardIntoDraw(deck);
+        }
+        if (deck.drawPile.length === 0) break;
+
+        const cardId = deck.drawPile.shift()!;
+        deck.hand.push(cardId);
+        drawn.push(cardId);
+    }
+    return drawn;
+}
+
+export function reshuffleDiscardIntoDraw(deck: PlayerDeck): void {
+    if (deck.discardPile.length === 0) return;
+
+    deck.drawPile.push(...deck.discardPile);
+    deck.discardPile = [];
+
+    for (let i = deck.drawPile.length - 1; i > 0; i--) {
+        const j = Math.floor(Math.random() * (i + 1));
+        [deck.drawPile[i], deck.drawPile[j]] = [deck.drawPile[j], deck.drawPile[i]];
+    }
+}
+
+export function addFatigueCards(deck: PlayerDeck, count: number, fatigueCounter: { value: number }): number {
+    let added = 0;
+    for (let i = 0; i < count; i++) {
+        fatigueCounter.value++;
+        const card = createStatusCard(
+            `fatigue-${fatigueCounter.value}`,
+            "疲劳",
+            "1费/消耗",
+        );
+        deck.cards[card.id] = card;
+        deck.drawPile.push(card.id);
+        added++;
+    }
+    return added;
+}
+
+export function discardHand(deck: PlayerDeck): void {
+    const handCards = [...deck.hand];
+    deck.discardPile.push(...handCards);
+    deck.hand = [];
+}
+
+export function discardCard(deck: PlayerDeck, cardId: string): void {
+    const handIdx = deck.hand.indexOf(cardId);
+    if (handIdx >= 0) {
+        deck.hand.splice(handIdx, 1);
+        deck.discardPile.push(cardId);
+    }
+}
+
+export function exhaustCard(deck: PlayerDeck, cardId: string): void {
+    const handIdx = deck.hand.indexOf(cardId);
+    if (handIdx >= 0) {
+        deck.hand.splice(handIdx, 1);
+        deck.exhaustPile.push(cardId);
+    }
+}
+
+export function getEnemyCurrentIntent(enemy: EnemyState): EnemyIntentDesert | undefined {
+    return enemy.intentData[enemy.currentIntentId];
+}
+
+export function advanceEnemyIntent(enemy: EnemyState): void {
+    const current = getEnemyCurrentIntent(enemy);
+    if (!current) return;
+
+    if (enemy.hadDefendBroken && current.brokenIntent.length > 0) {
+        const idx = Math.floor(Math.random() * current.brokenIntent.length);
+        enemy.currentIntentId = current.brokenIntent[idx].id;
+        enemy.hadDefendBroken = false;
+        return;
+    }
+
+    if (current.nextIntents.length > 0) {
+        const idx = Math.floor(Math.random() * current.nextIntents.length);
+        enemy.currentIntentId = current.nextIntents[idx].id;
+        return;
+    }
+
+    enemy.currentIntentId = current.id;
+}
+
+function shuffleDeck(drawPile: string[], rng: { nextInt: (n: number) => number }): void {
+    for (let i = drawPile.length - 1; i > 0; i--) {
+        const j = rng.nextInt(i + 1);
+        [drawPile[i], drawPile[j]] = [drawPile[j], drawPile[i]];
+    }
+}
+
+function buildSimpleRNG(seed: number) {
+    let s = seed;
+    return {
+        nextInt(max: number) {
+            s = (s + 0x6d2b79f5) | 0;
+            let t = Math.imul(s ^ (s >>> 15), s | 1);
+            t ^= t + Math.imul(t ^ (t >>> 7), t | 61);
+            return Math.floor(((t ^ (t >>> 14)) >>> 0) / 4294967296 * max);
+        },
+    };
+}
+
+export function getEffectTiming(effectId: string): EffectDesert["timing"] | undefined {
+    const effect = effectDesertData.find(e => e.id === effectId);
+    return effect?.timing;
+}
+
+export function getEffectData(effectId: string): EffectDesert | undefined {
+    return effectDesertData.find(e => e.id === effectId);
+}
+
+export { INITIAL_HAND_SIZE, DEFAULT_MAX_ENERGY, FATIGUE_CARDS_PER_SHUFFLE };

src/samples/slay-the-spire-like/combat/triggers.ts

@@ -0,0 +1,331 @@
+import type { EffectDesert } from "../data/effectDesert.csv";
+import { statusCardDesertData } from "../data";
+import { createStatusCard } from "../deck/factory";
+import type { BuffTable, CombatEffectEntry, CombatState } from "./types";
+import { applyDamage, removeBuff } from "./effects";
+
+export type TriggerContext = {
+    state: CombatState;
+    rng: { nextInt: (n: number) => number };
+};
+
+export type BuffTriggerBehavior = {
+    onTurnStart?: (ctx: TriggerContext, entityKey: "player" | string, stacks: number) => void;
+    onTurnEnd?: (ctx: TriggerContext, entityKey: "player" | string, stacks: number) => void;
+    onAttacked?: (ctx: TriggerContext, attackerKey: "player" | string, defenderKey: "player" | string, damage: number, stacks: number) => number;
+    onDamage?: (ctx: TriggerContext, targetKey: "player" | string, damage: number, stacks: number) => void;
+    modifyOutgoingDamage?: (ctx: TriggerContext, sourceKey: "player" | string, damage: number, stacks: number) => number;
+    modifyIncomingDamage?: (ctx: TriggerContext, targetKey: "player" | string, damage: number, stacks: number) => number;
+    onShuffle?: (ctx: TriggerContext, stacks: number) => void;
+    onCardPlayed?: (ctx: TriggerContext, cardId: string, stacks: number) => void;
+    onCardDiscarded?: (ctx: TriggerContext, cardId: string, stacks: number) => void;
+};
+
+export type CombatTriggerRegistry = Record<string, BuffTriggerBehavior>;
+
+export function createCombatTriggerRegistry(): CombatTriggerRegistry {
+    return {
+        spike: {
+            onAttacked(ctx, attackerKey, _defenderKey, damage, stacks) {
+                const { state } = ctx;
+                applyDamage(state, attackerKey, stacks, _defenderKey);
+                return damage;
+            },
+        },
+        aim: {
+            modifyOutgoingDamage(_ctx, _sourceKey, damage, stacks) {
+                if (stacks > 0) return damage * 2;
+                return damage;
+            },
+            onDamage(ctx, targetKey, damage, stacks) {
+                const { state } = ctx;
+                const entity = targetKey === "player" ? null : state.enemies[targetKey];
+                if (entity) {
+                    const loss = Math.min(stacks, damage);
+                    removeBuff(entity.buffs, "aim", loss);
+                }
+            },
+        },
+        charge: {
+            modifyOutgoingDamage(_ctx, _sourceKey, damage, stacks) {
+                if (stacks > 0) {
+                    return damage * 2;
+                }
+                return damage;
+            },
+            modifyIncomingDamage(_ctx, _targetKey, damage, stacks) {
+                if (stacks > 0) {
+                    return damage * 2;
+                }
+                return damage;
+            },
+            onDamage(ctx, targetKey, damage, stacks) {
+                const { state } = ctx;
+                const entity = targetKey === "player"
+                    ? { buffs: state.player.buffs } as { buffs: BuffTable }
+                    : state.enemies[targetKey];
+                if (entity) {
+                    const loss = Math.min(stacks, damage);
+                    removeBuff(entity.buffs, "charge", loss);
+                }
+            },
+        },
+        roll: {
+            modifyOutgoingDamage(ctx, sourceKey, damage, stacks) {
+                if (stacks >= 10) {
+                    const { state } = ctx;
+                    const entity = sourceKey === "player"
+                        ? { buffs: state.player.buffs } as { buffs: BuffTable }
+                        : state.enemies[sourceKey];
+                    if (entity) {
+                        const spendable = Math.floor(stacks / 10) * 10;
+                        const bonusDamage = Math.floor(spendable / 10);
+                        removeBuff(entity.buffs, "roll", spendable);
+                        return damage + bonusDamage;
+                    }
+                }
+                return damage;
+            },
+        },
+        tailSting: {
+            onTurnEnd(ctx, entityKey, stacks) {
+                const { state } = ctx;
+                if (entityKey !== "player" && state.enemies[entityKey]?.isAlive) {
+                    applyDamage(state, "player", stacks, entityKey);
+                }
+            },
+        },
+        energyDrain: {
+            onDamage(ctx, targetKey, _damage, _stacks) {
+                const { state } = ctx;
+                if (targetKey === "player" && state.player.damagedThisTurn === false) {
+                    // This is the first damage; mark it.
+                    // actual energy drain happens in onTurnStart check
+                }
+            },
+            onTurnStart(ctx, entityKey, _stacks) {
+                // energyDrain: first damage each turn loses 1 energy
+                // We just mark that the enemy has this; actual drain is in onDamage
+            },
+        },
+        molt: {
+            onDamage(ctx, targetKey, _damage, _stacks) {
+                const { state } = ctx;
+                if (targetKey !== "player") {
+                    const enemy = state.enemies[targetKey];
+                    if (enemy && enemy.isAlive) {
+                        const moltStacks = enemy.buffs["molt"] ?? 0;
+                        if (moltStacks >= enemy.maxHp) {
+                            enemy.isAlive = false;
+                            state.result = "fled";
+                        }
+                    }
+                }
+            },
+        },
+        storm: {
+            onAttacked(ctx, attackerKey, defenderKey, damage, stacks) {
+                const { state } = ctx;
+                if (defenderKey !== "player" && state.enemies[defenderKey]?.isAlive) {
+                    addStatusCardToHand(state, "static", 1);
+                }
+                return damage;
+            },
+        },
+        vultureEye: {
+            onDamage(ctx, targetKey, damage, stacks) {
+                const { state } = ctx;
+                if (targetKey === "player" && damage > 0) {
+                    const vultureEnemies = state.enemyOrder.filter(
+                        id => state.enemies[id].isAlive && state.enemies[id].buffs["vultureEye"] && state.enemies[id].templateId === "秃鹫"
+                    );
+                    if (vultureEnemies.length > 0) {
+                        for (const vultureId of vultureEnemies) {
+                            const vulture = state.enemies[vultureId];
+                            const intent = vulture.intentData["attack"];
+                            if (intent) {
+                                const effects = intent.effects as unknown as CombatEffectEntry[];
+                                for (const entry of effects) {
+                                    if (entry[0] === "player" && entry[1].id === "attack") {
+                                        applyDamage(state, "player", entry[2], vultureId);
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+            },
+        },
+        venom: {
+            onCardDiscarded(ctx, cardId, stacks) {
+                const { state } = ctx;
+                state.player.cardsDiscardedThisTurn++;
+                const venomCards = state.player.deck.hand.filter(id => {
+                    const card = state.player.deck.cards[id];
+                    return card && card.itemData === null && card.displayName === "蛇毒";
+                });
+                if (state.player.cardsDiscardedThisTurn > 1 && venomCards.length > 0) {
+                    applyDamage(state, "player", 6, undefined);
+                }
+            },
+        },
+        static: {
+            modifyIncomingDamage(_ctx, targetKey, damage, stacks) {
+                if (targetKey === "player") {
+                    return damage + stacks;
+                }
+                return damage;
+            },
+        },
+        discard: {
+            onShuffle(ctx, stacks) {
+                // Bandit: shuffle discards random item cards
+                // Simplified: mark the effect for the procedure to handle
+            },
+        },
+        curse: {
+            onDamage(ctx, targetKey, damage, stacks) {
+                // Curse: when attacked, item attack -1 until card from that item is discarded
+                // This is handled via itemBuffs in effects
+            },
+        },
+    };
+}
+
+function addStatusCardToHand(state: CombatState, effectId: string, count: number): void {
+    const cardDef = statusCardDesertData.find(c => c.id === effectId);
+    if (!cardDef) return;
+
+    for (let i = 0; i < count; i++) {
+        const cardId = `status-${effectId}-${Date.now()}-${i}`;
+        const card = createStatusCard(cardId, cardDef.name, cardDef.desc);
+        state.player.deck.cards[card.id] = card;
+        state.player.deck.hand.push(card.id);
+    }
+}
+
+export type TriggerEvent =
+    | "onTurnStart"
+    | "onTurnEnd"
+    | "onAttacked"
+    | "onDamage"
+    | "modifyOutgoingDamage"
+    | "modifyIncomingDamage"
+    | "onShuffle"
+    | "onCardPlayed"
+    | "onCardDiscarded";
+
+export function dispatchTrigger(
+    ctx: TriggerContext,
+    event: "onTurnStart" | "onTurnEnd",
+    entityKey: "player" | string,
+    registry: CombatTriggerRegistry,
+): void {
+    const buffs = entityKey === "player"
+        ? ctx.state.player.buffs
+        : ctx.state.enemies[entityKey]?.buffs;
+    if (!buffs) return;
+
+    for (const [buffId, stacks] of Object.entries(buffs)) {
+        const behavior = registry[buffId];
+        if (!behavior) continue;
+        const handler = behavior[event];
+        if (handler) {
+            handler(ctx, entityKey, stacks);
+        }
+    }
+}
+
+export function dispatchAttackedTrigger(
+    ctx: TriggerContext,
+    attackerKey: "player" | string,
+    defenderKey: "player" | string,
+    damage: number,
+    registry: CombatTriggerRegistry,
+): number {
+    const buffs = defenderKey === "player"
+        ? ctx.state.player.buffs
+        : ctx.state.enemies[defenderKey]?.buffs;
+    if (!buffs) return damage;
+
+    let modifiedDamage = damage;
+    for (const [buffId, stacks] of Object.entries(buffs)) {
+        const behavior = registry[buffId];
+        if (!behavior?.onAttacked) continue;
+        modifiedDamage = behavior.onAttacked(ctx, attackerKey, defenderKey, modifiedDamage, stacks);
+    }
+    return modifiedDamage;
+}
+
+export function dispatchDamageTrigger(
+    ctx: TriggerContext,
+    targetKey: "player" | string,
+    damage: number,
+    registry: CombatTriggerRegistry,
+): void {
+    const buffs = targetKey === "player"
+        ? ctx.state.player.buffs
+        : ctx.state.enemies[targetKey]?.buffs;
+    if (!buffs) return;
+
+    for (const [buffId, stacks] of Object.entries(buffs)) {
+        const behavior = registry[buffId];
+        if (!behavior?.onDamage) continue;
+        behavior.onDamage(ctx, targetKey, damage, stacks);
+    }
+}
+
+export function dispatchOutgoingDamageTrigger(
+    ctx: TriggerContext,
+    sourceKey: "player" | string,
+    damage: number,
+    registry: CombatTriggerRegistry,
+): number {
+    const buffs = sourceKey === "player"
+        ? ctx.state.player.buffs
+        : ctx.state.enemies[sourceKey]?.buffs;
+    if (!buffs) return damage;
+
+    let modifiedDamage = damage;
+    for (const [buffId, stacks] of Object.entries(buffs)) {
+        const behavior = registry[buffId];
+        if (!behavior?.modifyOutgoingDamage) continue;
+        modifiedDamage = behavior.modifyOutgoingDamage(ctx, sourceKey, modifiedDamage, stacks);
+    }
+    return modifiedDamage;
+}
+
+export function dispatchIncomingDamageTrigger(
+    ctx: TriggerContext,
+    targetKey: "player" | string,
+    damage: number,
+    registry: CombatTriggerRegistry,
+): number {
+    const buffs = targetKey === "player"
+        ? ctx.state.player.buffs
+        : ctx.state.enemies[targetKey]?.buffs;
+    if (!buffs) return damage;
+
+    let modifiedDamage = damage;
+    for (const [buffId, stacks] of Object.entries(buffs)) {
+        const behavior = registry[buffId];
+        if (!behavior?.modifyIncomingDamage) continue;
+        modifiedDamage = behavior.modifyIncomingDamage(ctx, targetKey, modifiedDamage, stacks);
+    }
+    return modifiedDamage;
+}
+
+export function dispatchShuffleTrigger(
+    ctx: TriggerContext,
+    registry: CombatTriggerRegistry,
+): void {
+    for (const enemyId of ctx.state.enemyOrder) {
+        const enemy = ctx.state.enemies[enemyId];
+        if (!enemy.isAlive) continue;
+        for (const [buffId, stacks] of Object.entries(enemy.buffs)) {
+            const behavior = registry[buffId];
+            if (!behavior?.onShuffle) continue;
+            behavior.onShuffle(ctx, stacks);
+        }
+    }
+}

src/samples/slay-the-spire-like/combat/types.ts

@@ -0,0 +1,77 @@
+import type { EnemyDesert } from "../data/enemyDesert.csv";
+import type { EnemyIntentDesert } from "../data/enemyIntentDesert.csv";
+import type { EffectDesert } from "../data/effectDesert.csv";
+import type { PlayerDeck, GameCard } from "../deck/types";
+import type { PlayerState } from "../progress/types";
+
+export type BuffTable = Record<string, number>;
+
+export type EffectTiming = EffectDesert["timing"];
+
+export type EffectTarget = "self" | "target" | "all" | "random" | "player" | "team";
+
+export type ItemBuff = {
+    effectId: string;
+    stacks: number;
+    timing: EffectTiming;
+    sourceItemId: string;
+    targetItemId: string;
+};
+
+export type EnemyState = {
+    id: string;
+    templateId: string;
+    hp: number;
+    maxHp: number;
+    buffs: BuffTable;
+    currentIntentId: string;
+    intentData: Record<string, EnemyIntentDesert>;
+    isAlive: boolean;
+    hadDefendBroken: boolean;
+};
+
+export type PlayerCombatState = {
+    hp: number;
+    maxHp: number;
+    energy: number;
+    maxEnergy: number;
+    buffs: BuffTable;
+    deck: PlayerDeck;
+    damageTakenThisTurn: number;
+    damagedThisTurn: boolean;
+    cardsDiscardedThisTurn: number;
+};
+
+export type CombatPhase = "playerTurn" | "enemyTurn" | "combatEnd";
+
+export type CombatResult = "victory" | "defeat" | "fled";
+
+export type LootEntry = {
+    type: "gold" | "item" | "relic";
+    amount?: number;
+    itemId?: string;
+};
+
+export type CombatState = {
+    enemies: Record<string, EnemyState>;
+    enemyOrder: string[];
+    player: PlayerCombatState;
+    phase: CombatPhase;
+    turnNumber: number;
+    result: CombatResult | null;
+    loot: LootEntry[];
+    itemBuffs: ItemBuff[];
+    fatigueAddedCount: number;
+    enemyTemplateData: Record<string, EnemyDesert>;
+};
+
+export type CombatEffectEntry = [EffectTarget, EffectDesert, number];
+
+export type CombatEntity = {
+    buffs: BuffTable;
+    hp: number;
+    maxHp: number;
+    isAlive: boolean;
+};
+
+export type CombatGameContext = import("@/core/game").IGameContext<CombatState>;

src/samples/slay-the-spire-like/data/statusCardDesert.csv

@@ -8,3 +8,4 @@ wound, 伤口, 无效果，占用手牌和牌堆, true,
 venom, 蛇毒, 弃掉超过1张蛇毒时受到6伤害, true, [self; venom; 1]
 curse, 诅咒, 受攻击时物品攻击-1，直到弃掉一张该物品的牌, true, [self; curse; 1]
 static, 静电, 在手里时受电击伤害+1, true, [self; static; 1]
+fatigue, 疲劳, 1费/消耗，占用手牌, true,

src/samples/slay-the-spire-like/index.ts

@@ -82,3 +82,66 @@ export {
     flipXTransform,
     flipYTransform,
 } from './utils/shape-collision';
+
+// Combat
+export type {
+    BuffTable,
+    CombatEffectEntry,
+    CombatEntity,
+    CombatGameContext,
+    CombatPhase,
+    CombatResult,
+    CombatState,
+    EffectTarget,
+    EffectTiming,
+    EnemyState,
+    ItemBuff,
+    LootEntry,
+    PlayerCombatState,
+} from './combat';
+
+export type {
+    TriggerContext,
+    BuffTriggerBehavior,
+    CombatTriggerRegistry,
+    TriggerEvent,
+} from './combat';
+
+export {
+    createCombatState,
+    createEnemyInstance,
+    createPlayerCombatState,
+    drawCardsToHand,
+    addFatigueCards,
+    discardHand,
+    discardCard,
+    exhaustCard,
+    getEnemyCurrentIntent,
+    advanceEnemyIntent,
+    getEffectTiming,
+    getEffectData,
+    INITIAL_HAND_SIZE,
+    DEFAULT_MAX_ENERGY,
+    FATIGUE_CARDS_PER_SHUFFLE,
+    applyDamage,
+    applyDefend,
+    applyBuff,
+    removeBuff,
+    updateBuffs,
+    resolveEffect,
+    resolveCardEffects,
+    getModifiedAttackDamage,
+    getModifiedDefendAmount,
+    canPlayCard,
+    playCard,
+    areAllEnemiesDead,
+    isPlayerDead,
+    createCombatTriggerRegistry,
+    dispatchTrigger,
+    dispatchAttackedTrigger,
+    dispatchDamageTrigger,
+    dispatchOutgoingDamageTrigger,
+    dispatchIncomingDamageTrigger,
+    dispatchShuffleTrigger,
+    runCombat,
+} from './combat';