import { createPromptDef } from "@/core/game";
import {CombatGameContext} from "./types";
import {canPlayCard} from "@/samples/slay-the-spire-like/system/combat/effects";

export const prompts = {
    mainAction: createPromptDef<[string, string?]>(
        "main-action <cardId:string> [targetId:string]",
        "选择卡牌并指定目标"
    ),
};

export async function promptMainAction(game: CombatGameContext){
    return await game.prompt(prompts.mainAction, (cardId, targetId) => {
        if(cardId === 'end-turn') return {
            action: 'end-turn' as 'end-turn'
        };
        
        const exists = game.value.player.deck.regions.hand.childIds.includes(cardId);
        if(!exists) throw `卡牌"${cardId}"不在手牌中`;
        
        const card = game.value.player.deck.cards[cardId];
        const {cardData, itemId} = card;
        if(!canPlayCard(game.value.player, cardData.costType, cardData.costCount, itemId, game.value.inventory)){
            throw `无法支付卡牌"${cardId}"的费用`;
        }
        
        const {targetType} = cardData;
        if(targetType === 'single'){
            if(!targetId) throw `请指定目标`;
            const target = game.value.enemies.find(e => e.id === targetId);
            if(!target) throw `目标"${targetId}"不存在`;
            if(!target.isAlive) throw `目标"${targetId}"已死亡`;
        }else if(targetType === 'none'){
            if(targetId) throw `目标"${targetId}"无效`;
        }
        
        return {
            action: 'play' as 'play',
            cardId,
            targetId
        };
    });
}