@pisell/pisellos/lib/model/strategy/adapter/walletPass/index.js

一个可扩展的前端模块化SDK框架，支持插件系统

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  return to;
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var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/model/strategy/adapter/walletPass/index.ts
var walletPass_exports = {};
__export(walletPass_exports, {
  default: () => WalletPassAdapter
});
module.exports = __toCommonJS(walletPass_exports);
var import_utils = require("./utils");
var WalletPassAdapter = class {
  constructor() {
    this.name = "WalletPassAdapter";
    this.version = "1.0.0";
  }
  /**
   * 准备运行时上下文
   * 将业务数据转换为策略引擎可识别的 RuntimeContext
   */
  prepareContext(businessData) {
    var _a, _b;
    const { orderTotalAmount, products, voucher, strategyConfig } = businessData;
    const productIds = products.map((p) => p.product_id);
    const applicableProductIds = (0, import_utils.getApplicableProductIds)(voucher);
    const deductTaxAndFee = ((_b = (_a = strategyConfig == null ? void 0 : strategyConfig.metadata) == null ? void 0 : _a.custom) == null ? void 0 : _b.deductTaxAndFee) ?? true;
    const { applicableTotal, applicableCount } = this.calculateApplicableProducts(
      products,
      applicableProductIds,
      deductTaxAndFee
    );
    return {
      entities: {
        voucher,
        products,
        order: {
          orderTotalAmount,
          products
        }
      },
      attributes: {
        // 订单消费金额
        orderTotalAmount,
        // 适用商品金额
        applicableProductTotalAmount: applicableTotal,
        // 适用商品购买数量
        applicableProductCount: applicableCount,
        // 当前评估的 voucher ID
        voucherProductId: voucher.product_id,
        // 订单中的商品ID
        productIds
      },
      metadata: {
        timestamp: Date.now()
      }
    };
  }
  /**
   * 转换执行结果
   * 将策略引擎的通用结果转换为业务层需要的格式
   */
  transformResult(result, businessData) {
    const strategyConfig = businessData == null ? void 0 : businessData.strategyConfig;
    const businessConfig = (strategyConfig == null ? void 0 : strategyConfig.metadata.custom) || {};
    const voucher = businessData == null ? void 0 : businessData.voucher;
    const applicableProductIds = voucher ? (0, import_utils.getApplicableProductIds)(voucher) : null;
    if (!result.applicable) {
      return {
        isApplicable: false,
        canUseCount: 0,
        maxDeduction: 0,
        deductTaxAndFee: false,
        applicableProductIds: [],
        reason: result.message,
        reasonCode: result.code,
        strategyResult: result
      };
    }
    const maxDeduction = businessConfig.maxDeductionAmount || 0;
    const canUseCount = businessConfig.maxUsagePerOrder || 0;
    const deductTaxAndFee = businessConfig.deductTaxAndFee || false;
    return {
      isApplicable: true,
      canUseCount,
      maxDeduction,
      deductTaxAndFee,
      applicableProductIds: applicableProductIds || [],
      strategyResult: result
    };
  }
  /**
   * 格式化配置
   */
  formatConfig(result, businessData) {
    return { result, businessData };
  }
  /**
   * 计算适用商品的总金额和数量
   */
  calculateApplicableProducts(products, applicableProductIds, deductTaxAndFee = true) {
    let total = 0;
    let count = 0;
    if (applicableProductIds !== null && applicableProductIds.length === 0) {
      return { applicableTotal: 0, applicableCount: 0 };
    }
    products.forEach((product) => {
      const productQuantity = (0, import_utils.getProductQuantity)(product);
      const isMainProductApplicable = applicableProductIds === null || applicableProductIds.includes(product.product_id);
      if (isMainProductApplicable) {
        total += (0, import_utils.getMainProductPrice)(product, deductTaxAndFee) * productQuantity;
        count += productQuantity;
      }
      if (product.product_bundle && product.product_bundle.length > 0) {
        product.product_bundle.forEach((bundleItem) => {
          if ((0, import_utils.getBundleItemIsOriginalPrice)(bundleItem)) {
            const isBundleItemApplicable = applicableProductIds === null || applicableProductIds.includes(bundleItem.bundle_product_id);
            if (isBundleItemApplicable) {
              const bundleItemQuantity = bundleItem.num * productQuantity;
              total += (0, import_utils.getBundleItemPrice)(bundleItem, productQuantity, deductTaxAndFee);
              count += bundleItemQuantity;
            }
          }
        });
      }
    });
    return { applicableTotal: total, applicableCount: count };
  }
};