滴滴出行平臺(tái)業(yè)務(wù)架構(gòu)演進(jìn)

//配置文件，管理流程環(huán)節(jié)，以及提供給不同品類注冊(cè)各自transport{  "name": "ConfirmOrder,  "transports": {    "default": "\\DuKang\\Transport\\ConfirmOrderaseTransport",    "express": "\\DuKang\\Express\\Transport\\ConfirmOrderExpressTransport",    "luxury": "\\DuKang\\Luxury\\Transport\\ConfirmOrderLuxuryTransport",    "taxi": "\\DuKang\\Taxi\\Transport\\ConfirmOrderTaxiTransport",},  "steps": [    {      "step_id": "fetchInfoStep",      "description": "獲取基本信息"    },    {      "step_id": "confirmTravelStep",      "description": "確認(rèn)行程信息"    },    {      "step_id": "confirmBillStep",      "description": "確認(rèn)計(jì)價(jià)信息"    },    {      "step_id": "checkStep",      "description": "成單檢查"    },    {      "step_id": "fillOrderDetailStep",      "description": "訂單維度填充"    },    {      "step_id": "sendOrderCommandStep",      "description": "訂單處理操作"    },    {      "step_id": "sendDriverCommandStep",      "description": "司機(jī)處理操作"    },    {      "step_id": "sendSchedulingCommandStep",      "description": "調(diào)度處理操作"    },    {      "step_id": "buildResponseStep",      "description": "構(gòu)建響應(yīng)"    },    {      "step_id": "asyncOperationStep",      "description": "異步操作"    },    {      "step_id": "writeLogStep",      "description": "日志處理"    }  ]}
// dukang框架核心執(zhí)行過程try {    // 加載并解析接口配置，包括BizConfig、StepConfig    $oBizConf = BizConfig::load($sConfigStr);
    // 獲取輸入源數(shù)據(jù)，包括Request和基礎(chǔ)數(shù)據(jù)獲取    $oInputSource = new ConfirmOrdernputSource();
    // 構(gòu)造StepRuntime    $oStepRuntime = new ConfirmOrdertepRuntime($oInputSource);
    // 將接口配置對(duì)象、StepRuntime放入流程調(diào)度器    $oFlowScheduler = new FlowScheduler($oBizConf, $oStepRuntime);
    // 初始化傳輸器路由因子    $oTransportSelectFactor = new ConfirmOrderTransportSelectFactor($oInputSource);        if($oFlowScheduler->selectTransport($oTransportSelectFactor))    {        // 執(zhí)行流程調(diào)度        $oFlowScheduler->run();    }    // 異常處理原則：接口外層只處理DuKangException和Exception，Step或者Ability處理異常則先處理邏輯再拋異常} catch (DuKangException $e) {    $aResp = [        'errno'  => $e->getCode(),        'errmsg' => $e->getMessage(),    ];    echo json_encode($aResp);} catch (\Exception $e) {    $aResp = [        'errno'  => $e->getCode(),        'errmsg' => $e->getMessage(),    ];    echo json_encode($aResp);}

// 模塊根目錄├── Dukang // 新引入的內(nèi)容，區(qū)隔老代碼，未來將替代hermes│   ├── Ability // 能力目錄│   │   ├── Common // 公用能力│   │   │   ├── DispatchOrder│   │   │   │   └── DispatchOrderComponent.php│   │   │   └── VirtualPhone│   │   │       └── VirtualPhoneComponent.php│   │   └── Express // 品類特有能力擴(kuò)展│   │       └── DispatchOrder│   │           └── DispatchOrderComponent.php│   ├── Config // 接口配置│   │   └── ConfirmOrder.json│   ├── InputSource // 接口輸入│   │   └── ConfirmOrderInputSource.php│   ├── StepRuntime // 全局?jǐn)?shù)據(jù)總線│   │   └── ConfirmOrderStepRuntime.php│   ├── Model   // 公用model│   │   ├── Dao│   │   ├── Driver│   │   │   └── DriverModel.php│   │   └── Order│   │       └── OrderModel.php│   ├── Service  // 公用service│   │   └── Driver│   │       └── DriverService.php│   ├── TransportFactor // Transport因子│   │   └── ConfirmOrderTransportFactor.php│   └── Transport // 流程串接│       ├── Base│       │   └── ConfirmOrderBaseTransport.php│       └── Taxi│           └── ConfirmOrderTaxiTransport.php└── vendor    └── dukang        └── framework            ├── idl  // 數(shù)據(jù)字典（Dimensions，標(biāo)準(zhǔn)dto）            └── src  // 框架代碼