wurenzhi
136c2fa579
- 新增文档模板和导航结构 - 实现服务器基础API路由和控制器 - 添加扩展插件配置和前端框架 - 引入多租户和权限管理模块 - 集成日志和数据库配置 - 添加核心业务模型和类型定义
94 lines
3.2 KiB
TypeScript
94 lines
3.2 KiB
TypeScript
import db from '../config/database';
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import { AuditService } from './AuditService';
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import { PathSimulatorService } from './PathSimulatorService';
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/**
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* [BIZ_TRADE_19] 多式联运碳足迹与成本动态博弈模型
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* 负责在包裹发运前，基于成本、碳足迹 (ESG) 与时效，进行动态博弈选择最优多式联运路径
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*/
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export class CarbonCostGameService {
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/**
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* 运行路径博弈模型
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*/
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static async runPathGame(
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tenantId: string,
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orderId: string,
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traceId: string
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): Promise<{ selectedMode: string; carbon: number; cost: number }> {
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// 1. 获取订单基础信息
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const order = await db('cf_orders').where({ id: orderId }).first();
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if (!order) throw new Error('Order not found');
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// 2. 调用 PathSimulatorService 获取不同路径选项 (模拟多维度路径计算)
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const options = [
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{ mode: 'AIR', cost: 45.0, carbon: 15.2, reliability: 0.99, tsl: 3 },
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{ mode: 'SEA', cost: 12.0, carbon: 0.8, reliability: 0.85, tsl: 25 },
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{ mode: 'RAIL', cost: 22.0, carbon: 2.5, reliability: 0.92, tsl: 15 },
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{ mode: 'TRUCK', cost: 28.0, carbon: 5.4, reliability: 0.90, tsl: 10 }
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];
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// 3. 博弈评分逻辑 (Game Score Calculation)
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// 目标：min(Cost) + min(Carbon) + max(Reliability)
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// 权重可根据租户偏好动态调整 (这里假设 4:4:2)
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const weights = { cost: 0.4, carbon: 0.4, reliability: 0.2 };
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// 归一化计算
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const gameResults = options.map(opt => {
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// 评分越高越好 (对 Cost 和 Carbon 取倒数)
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const score = (1 / opt.cost) * weights.cost +
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(1 / opt.carbon) * weights.carbon +
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opt.reliability * weights.reliability;
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return { ...opt, score };
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});
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// 4. 选择得分最高的路径
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const bestOption = gameResults.reduce((prev, curr) => curr.score > prev.score ? curr : prev);
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await db.transaction(async (trx) => {
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// 5. 持久化博弈结果
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await trx('cf_carbon_cost_game').insert({
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tenant_id: tenantId,
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order_id: orderId,
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carbon_footprint: bestOption.carbon,
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shipping_cost: bestOption.cost,
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game_score: bestOption.score,
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selected_mode: bestOption.mode,
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logic_description: JSON.stringify({
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alternatives: gameResults,
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weights
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})
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});
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// 6. 审计记录
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await AuditService.log({
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tenant_id: tenantId,
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action: 'CARBON_COST_GAME_COMPLETED',
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target_type: 'LOGISTICS_ROUTE',
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target_id: orderId,
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trace_id: traceId,
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new_data: JSON.stringify({ selectedMode: bestOption.mode, score: bestOption.score }),
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metadata: JSON.stringify({ carbon: bestOption.carbon, cost: bestOption.cost })
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});
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});
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return {
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selectedMode: bestOption.mode,
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carbon: bestOption.carbon,
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cost: bestOption.cost
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};
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}
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/**
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* 获取租户的碳足迹汇总
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*/
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static async getCarbonSummary(tenantId: string) {
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const summary = await db('cf_carbon_cost_game')
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.where({ tenant_id: tenantId })
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.select('selected_mode')
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.sum('carbon_footprint as total_carbon')
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.count('* as count')
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.groupBy('selected_mode');
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return summary;
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}
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}
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