import { BattleBuffFunctionType, BattleBuffSlotType } from '../BattleBuffTypes';
import type { IBattleBuffEffectContext, IBattleBuffEffectHandler, IBattleBuffInstantResult } from '../BattleBuffEffectTypes';
import { parseBattleBuffVigourDelta } from '../BattleBuffParamParse';
import { BattleBuffVigourFloatView } from '../BattleBuffVigourFloatView';

/** functiontype=1 + type=3：抽中即加体力 */
export class BattleBuffVigourEffectHandler implements IBattleBuffEffectHandler {
    /** @inheritdoc */
    readonly functionType = BattleBuffFunctionType.Vigour;

    /** @inheritdoc */
    isInstant(row: ITableBattlebuff): boolean {
        if (Number(row.functiontype) !== BattleBuffFunctionType.Vigour) return false;
        return Math.floor(Number(row.type) || 0) === BattleBuffSlotType.Auto;
    }

    /** @inheritdoc */
    applyInstant(row: ITableBattlebuff, ctx: IBattleBuffEffectContext): IBattleBuffInstantResult {
        const delta = parseBattleBuffVigourDelta(row.functionpar);
        if (delta <= 0) {
            console.log('[BattleBuff] 体力 buff 参数无效', row.id, row.functionpar);
            return { applied: false };
        }

        gg.data.addVigour(delta);
        gg.data.saveLocal();
        BattleBuffVigourFloatView.play(delta, ctx.floatParent, ctx.floatWorldPos ?? null);
        console.log(`[BattleBuff] 即时体力 +${delta} id=${row.id} source=${ctx.source}`);
        return { applied: true };
    }
}