Merge remote-tracking branch 'origin/master'

config.yaml

@@ -56,6 +56,21 @@ external_api:
   es_update_book_url: "https://book.center.yushutx.com/api/es/updateBookFieldsByISBN"
   # sync_task_url: "http://192.168.101.156:8080/task/create"
   sync_task_url: "http://36.212.7.246:8283/task/create"
-  # sync_task_body_url: "http://192.168.101.156:8080./task/setTaskBody"
+  # sync_task_body_url: "http://192.168.101.156:8080/task/setTaskBody"
   sync_task_body_url: "http://36.212.7.246:8283/task/setTaskBody"
   timeout: 30
+
+wangdian:
+  url: "https://api.wangdian.cn/openapi2/purchase_order_push.php"
+  sandbox_url: "https://sandbox.wangdian.cn/openapi2/purchase_order_push.php"
+  provider_query_url: "https://api.wangdian.cn/openapi2/purchase_provider_query.php"
+  provider_query_sandbox: "https://sandbox.wangdian.cn/openapi2/purchase_provider_query.php"
+  warehouse_query_url: "https://api.wangdian.cn/openapi2/warehouse_query.php"
+  warehouse_query_sandbox: "https://sandbox.wangdian.cn/openapi2/warehouse_query.php"
+  goods_query_url: "https://api.wangdian.cn/openapi2/goods_query.php"
+  goods_query_sandbox: "https://sandbox.wangdian.cn/openapi2/goods_query.php"
+  sandbox: true
+  sid: "apidevnew2"
+  appkey: "skxz2-test"
+  appsecret: "85bf423bb"
+  timeout: 30

config/config.go

@@ -18,6 +18,7 @@ type Config struct {
 	ES           ESConfig          `yaml:"es"`
 	OCR          OCRConfig         `yaml:"ocr"`
 	ExternalAPI  ExternalAPIConfig `yaml:"external_api"`
+	Wangdian     WangdianConfig    `yaml:"wangdian"`
 }
 
 type ServerConfig struct {
@@ -74,6 +75,22 @@ type ExternalAPIConfig struct {
 	Timeout         int    `yaml:"timeout"`
 }
 
+type WangdianConfig struct {
+	URL                   string `yaml:"url"`
+	SandboxURL            string `yaml:"sandbox_url"`
+	ProviderQueryURL      string `yaml:"provider_query_url"`
+	ProviderQuerySandbox  string `yaml:"provider_query_sandbox"`
+	WarehouseQueryURL     string `yaml:"warehouse_query_url"`
+	WarehouseQuerySandbox string `yaml:"warehouse_query_sandbox"`
+	GoodsQueryURL         string `yaml:"goods_query_url"`
+	GoodsQuerySandbox     string `yaml:"goods_query_sandbox"`
+	Sandbox               bool   `yaml:"sandbox"`
+	Sid                   string `yaml:"sid"`
+	AppKey                string `yaml:"appkey"`
+	AppSecret             string `yaml:"appsecret"`
+	Timeout               int    `yaml:"timeout"`
+}
+
 var AppConfig *Config
 
 func Init() {

controllers/wangdian.go

@@ -0,0 +1,115 @@
+package controllers
+
+import (
+	"net/http"
+	"psi/constant"
+	"psi/database"
+	"psi/service"
+	"psi/utils"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+)
+
+type WangdianApi struct{}
+
+func (i *WangdianApi) CreatePurchaseOrder(c *gin.Context) {
+	raw := c.PostForm("purchase_order_id")
+	if raw == "" {
+		raw = c.Query("purchase_order_id")
+	}
+	purchaseOrderID, err := strconv.ParseInt(raw, 10, 64)
+	if err != nil || purchaseOrderID <= 0 {
+		utils.FailWithRequestLog(constant.LoggerChannelRequest, "参数错误: purchase_order_id 必须为正整数", nil, c, nil)
+		return
+	}
+
+	resp, err := service.PushPurchaseOrder(purchaseOrderID, database.GetDB(c))
+	if err != nil {
+		utils.FailWithRequestLog(constant.LoggerChannelWork, "推送采购单到旺店通失败: "+err.Error(), err, c, nil)
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"code":    resp.Code,
+		"message": resp.Message,
+	})
+}
+
+func (i *WangdianApi) QueryProvider(c *gin.Context) {
+	column := c.Query("column")
+	providerNo := c.Query("provider_no")
+	providerName := c.Query("provider_name")
+	pageSizeStr := c.Query("page_size")
+	pageNoStr := c.Query("page_no")
+
+	pageSize, _ := strconv.Atoi(pageSizeStr)
+	pageNo, _ := strconv.Atoi(pageNoStr)
+
+	resp, err := service.QueryProvider(column, providerNo, providerName, pageSize, pageNo)
+	if err != nil {
+		utils.FailWithRequestLog(constant.LoggerChannelWork, "查询旺店通供应商失败: "+err.Error(), err, c, nil)
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"code":          resp.Code,
+		"message":       resp.Message,
+		"total_count":   resp.TotalCount,
+		"provider_list": resp.ProviderList,
+	})
+}
+
+func (i *WangdianApi) QueryWarehouse(c *gin.Context) {
+	warehouseNo := c.Query("warehouse_no")
+	pageSizeStr := c.Query("page_size")
+	pageNoStr := c.Query("page_no")
+	isDisabled := c.Query("is_disabled")
+
+	pageSize, _ := strconv.Atoi(pageSizeStr)
+	pageNo, _ := strconv.Atoi(pageNoStr)
+
+	resp, err := service.QueryWarehouse(warehouseNo, 0, 0, pageSize, pageNo, isDisabled)
+	if err != nil {
+		utils.FailWithRequestLog(constant.LoggerChannelWork, "查询旺店通仓库失败: "+err.Error(), err, c, nil)
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"code":        resp.Code,
+		"message":     resp.Message,
+		"total_count": resp.TotalCount,
+		"warehouses":  resp.Warehouses,
+	})
+}
+
+func (i *WangdianApi) QueryGoods(c *gin.Context) {
+	specNo := c.Query("spec_no")
+	goodsNo := c.Query("goods_no")
+	brandNo := c.Query("brand_no")
+	className := c.Query("class_name")
+	barcode := c.Query("barcode")
+	startTime := c.Query("start_time")
+	endTime := c.Query("end_time")
+	pageSizeStr := c.Query("page_size")
+	pageNoStr := c.Query("page_no")
+
+	pageSize, _ := strconv.Atoi(pageSizeStr)
+	if pageSize <= 0 {
+		pageSize = 40
+	}
+	pageNo, _ := strconv.Atoi(pageNoStr)
+
+	resp, err := service.QueryGoods(specNo, goodsNo, brandNo, className, barcode, startTime, endTime, 0, pageSize, pageNo)
+	if err != nil {
+		utils.FailWithRequestLog(constant.LoggerChannelWork, "查询旺店通商品失败: "+err.Error(), err, c, nil)
+		return
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"code":        resp.Code,
+		"message":     resp.Message,
+		"total_count": resp.TotalCount,
+		"goods_list":  resp.GoodsList,
+	})
+}

database/mysql.go

@@ -1,15 +1,16 @@
 package database
 
 import (
-	"gorm.io/driver/mysql"
-	"gorm.io/gorm"
-	"gorm.io/gorm/logger"
 	"log"
 	"os"
 	"psi/config"
 	"psi/models"
 	"psi/utils"
 	"time"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
 )
 
 var DB *gorm.DB

routes/routes.go

@@ -2,11 +2,12 @@ package router
 
 import (
 	"fmt"
-	"github.com/gin-gonic/gin"
-	"github.com/pkg/errors"
 	"psi/config"
 	"psi/controllers"
 	"psi/middleware"
+
+	"github.com/gin-gonic/gin"
+	"github.com/pkg/errors"
 )
 
 var employeeApi = &controllers.EmployeeApi{}
@@ -39,6 +40,7 @@ var splitAccountConfigApi = &controllers.SplitAccountConfigApi{}
 var splitAccountDeductionLogApi = &controllers.SplitAccountDeductionLogApi{}
 var configApi = &controllers.ConfigApi{}
 var cancelLogisticsApi = &controllers.CancelLogisticsApi{}
+var wangdianApi = &controllers.WangdianApi{}
 
 func Run() {
 	defer func() {
@@ -110,6 +112,16 @@ func initRouter() (r *gin.Engine) {
 			sign.POST("/logistics/cancel", cancelLogisticsApi.CancelLogistics)          // 取消物流单号
 		}
 
+		// 需要认证(JWT)但不签名验证的接口
+		authOnly := api.Group("")
+		authOnly.Use(middleware.JWTAuth())
+		{
+			authOnly.POST("/wangdian/purchase-order-push", wangdianApi.CreatePurchaseOrder) // 推送采购单到旺店通
+			authOnly.GET("/wangdian/query-provider", wangdianApi.QueryProvider)             // 查询旺店通供应商
+			authOnly.GET("/wangdian/query-warehouse", wangdianApi.QueryWarehouse)           // 查询旺店通仓库
+			authOnly.GET("/wangdian/query-goods", wangdianApi.QueryGoods)                   // 查询旺店通商品
+		}
+
 		// 需要认证的接口
 		auth := api.Group("")
 		auth.Use(middleware.APISign())

service/wangdian.go

@@ -0,0 +1,386 @@
+package service
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+	"psi/config"
+	"psi/database"
+	"psi/models"
+	"psi/utils"
+	"strconv"
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type WangdianPurchaseInfo struct {
+	ProviderNo       string                       `json:"provider_no"`
+	WarehouseNo      string                       `json:"warehouse_no"`
+	OuterNo          string                       `json:"outer_no"`
+	IsUseOuterNo     int8                         `json:"is_use_outer_no,omitempty"`
+	IsCheck          int8                         `json:"is_check,omitempty"`
+	Contact          string                       `json:"contact,omitempty"`
+	PurchaseName     string                       `json:"purchase_name,omitempty"`
+	Telno            string                       `json:"telno,omitempty"`
+	ReceiveAddress   string                       `json:"receive_address,omitempty"`
+	LogisticsType    int8                         `json:"logistics_type,omitempty"` // 暂未使用 运货方式（物流公司）
+	ExpectArriveTime string                       `json:"expect_arrive_time,omitempty"`
+	Remark           string                       `json:"remark,omitempty"`
+	OtherFee         float64                      `json:"other_fee,omitempty"` // 暂未使用 其他费用
+	PostFee          float64                      `json:"post_fee,omitempty"`  // 暂未使用 邮资
+	Prop1            string                       `json:"prop1,omitempty"`     // 暂未使用 自定义属性1
+	Prop2            string                       `json:"prop2,omitempty"`     // 暂未使用 自定义属性2
+	DetailsList      []WangdianPurchaseDetailItem `json:"details_list"`
+}
+
+type WangdianPurchaseDetailItem struct {
+	SpecNo    string  `json:"spec_no"`
+	Num       float64 `json:"num"`
+	Price     float64 `json:"price"`
+	Discount  float64 `json:"discount,omitempty"`
+	Tax       float64 `json:"tax,omitempty"`        //暂未使用 税率
+	TaxPrice  float64 `json:"tax_price,omitempty"`  //暂未使用 税后单价
+	TaxAmount float64 `json:"tax_amount,omitempty"` //暂未使用 税后金额
+	Remark    string  `json:"remark,omitempty"`
+	Prop1     string  `json:"prop1,omitempty"` // 暂未使用 自定义属性1
+	Prop2     string  `json:"prop2,omitempty"` // 暂未使用 自定义属性2
+
+}
+
+type WangdianPurchasePushResponse struct {
+	Code    int    `json:"code"`
+	Message string `json:"message"`
+}
+
+type WangdianProviderQueryResponse struct {
+	Code         int                      `json:"code"`
+	Message      string                   `json:"message"`
+	TotalCount   int                      `json:"total_count"`
+	ProviderList []map[string]interface{} `json:"provider_list"`
+}
+
+type WangdianWarehouseQueryResponse struct {
+	Code       int                      `json:"code"`
+	Message    string                   `json:"message"`
+	TotalCount int                      `json:"total_count"`
+	Warehouses []map[string]interface{} `json:"warehouses"`
+}
+
+func wangdianURL(sandboxURL, productionURL string) string {
+	cfg := config.AppConfig.Wangdian
+	if cfg.Sandbox && sandboxURL != "" {
+		return sandboxURL
+	}
+	if productionURL != "" {
+		return productionURL
+	}
+	return productionURL
+}
+
+// QueryProvider 查询旺店通供应商
+func QueryProvider(column, providerNo, providerName string, pageSize, pageNo int) (*WangdianProviderQueryResponse, error) {
+	cfg := config.AppConfig.Wangdian
+	if cfg.Sid == "" || cfg.AppKey == "" || cfg.AppSecret == "" {
+		return nil, fmt.Errorf("旺店通接口配置不完整(sid/appkey/appsecret)")
+	}
+
+	params := map[string]string{
+		"sid":       cfg.Sid,
+		"appkey":    cfg.AppKey,
+		"timestamp": strconv.FormatInt(time.Now().Unix(), 10),
+	}
+	if column != "" {
+		params["column"] = column
+	}
+	if providerNo != "" {
+		params["provider_no"] = providerNo
+	}
+	if providerName != "" {
+		params["provider_name"] = providerName
+	}
+	if pageSize > 0 {
+		params["page_size"] = strconv.Itoa(pageSize)
+	}
+	if pageNo > 0 {
+		params["page_no"] = strconv.Itoa(pageNo)
+	}
+	params["sign"] = utils.WangdianSign(params, cfg.AppSecret)
+
+	url := wangdianURL(cfg.ProviderQuerySandbox, cfg.ProviderQueryURL)
+	if url == "" {
+		url = "https://api.wangdian.cn/openapi2/purchase_provider_query.php"
+	}
+
+	timeout := cfg.Timeout
+	if timeout <= 0 {
+		timeout = 30
+	}
+
+	log.Printf("[旺店通供应商查询] 请求URL: %s (sandbox=%v), 参数: sid=%s appkey=%s timestamp=%s sign=%s", url, cfg.Sandbox, cfg.Sid, cfg.AppKey, params["timestamp"], params["sign"])
+
+	respBody, err := utils.SubmitFormDataWithTimeout(url, params, timeout)
+	if err != nil {
+		return nil, fmt.Errorf("查询请求失败: %v", err)
+	}
+
+	log.Printf("[旺店通供应商查询] 返回信息: %s", string(respBody))
+
+	var resp WangdianProviderQueryResponse
+	if err := json.Unmarshal([]byte(respBody), &resp); err != nil {
+		return nil, fmt.Errorf("解析响应失败(raw=%s): %v", respBody, err)
+	}
+	return &resp, nil
+}
+
+// QueryWarehouse 查询旺店通仓库
+func QueryWarehouse(warehouseNo string, warehouseType int, subType int, pageSize, pageNo int, isDisabled string) (*WangdianWarehouseQueryResponse, error) {
+	cfg := config.AppConfig.Wangdian
+	if cfg.Sid == "" || cfg.AppKey == "" || cfg.AppSecret == "" {
+		return nil, fmt.Errorf("旺店通接口配置不完整(sid/appkey/appsecret)")
+	}
+
+	params := map[string]string{
+		"sid":       cfg.Sid,
+		"appkey":    cfg.AppKey,
+		"timestamp": strconv.FormatInt(time.Now().Unix(), 10),
+	}
+	if warehouseNo != "" {
+		params["warehouse_no"] = warehouseNo
+	}
+	if pageSize > 0 {
+		params["page_size"] = strconv.Itoa(pageSize)
+	}
+	if pageNo > 0 {
+		params["page_no"] = strconv.Itoa(pageNo)
+	}
+	if isDisabled != "" {
+		params["is_disabled"] = isDisabled
+	}
+	params["sign"] = utils.WangdianSign(params, cfg.AppSecret)
+
+	url := wangdianURL(cfg.WarehouseQuerySandbox, cfg.WarehouseQueryURL)
+	if url == "" {
+		url = "https://api.wangdian.cn/openapi2/warehouse_query.php"
+	}
+
+	timeout := cfg.Timeout
+	if timeout <= 0 {
+		timeout = 30
+	}
+
+	log.Printf("[旺店通仓库查询] 请求URL: %s (sandbox=%v), 参数: sid=%s appkey=%s timestamp=%s sign=%s", url, cfg.Sandbox, cfg.Sid, cfg.AppKey, params["timestamp"], params["sign"])
+
+	respBody, err := utils.SubmitFormDataWithTimeout(url, params, timeout)
+	if err != nil {
+		return nil, fmt.Errorf("查询请求失败: %v", err)
+	}
+
+	log.Printf("[旺店通仓库查询] 返回信息: %s", string(respBody))
+
+	var resp WangdianWarehouseQueryResponse
+	if err := json.Unmarshal([]byte(respBody), &resp); err != nil {
+		return nil, fmt.Errorf("解析响应失败(raw=%s): %v", respBody, err)
+	}
+	return &resp, nil
+}
+
+type WangdianGoodsQueryResponse struct {
+	Code       int                      `json:"code"`
+	Message    string                   `json:"message"`
+	TotalCount int                      `json:"total_count"`
+	GoodsList  []map[string]interface{} `json:"goods_list"`
+}
+
+// QueryGoods 查询旺店通商品
+func QueryGoods(specNo, goodsNo, brandNo, className, barcode, startTime, endTime string, deleted int, pageSize, pageNo int) (*WangdianGoodsQueryResponse, error) {
+	cfg := config.AppConfig.Wangdian
+	if cfg.Sid == "" || cfg.AppKey == "" || cfg.AppSecret == "" {
+		return nil, fmt.Errorf("旺店通接口配置不完整(sid/appkey/appsecret)")
+	}
+
+	params := map[string]string{
+		"sid":       cfg.Sid,
+		"appkey":    cfg.AppKey,
+		"timestamp": strconv.FormatInt(time.Now().Unix(), 10),
+	}
+	if specNo != "" {
+		params["spec_no"] = specNo
+	}
+	if goodsNo != "" {
+		params["goods_no"] = goodsNo
+	}
+	if brandNo != "" {
+		params["brand_no"] = brandNo
+	}
+	if className != "" {
+		params["class_name"] = className
+	}
+	if barcode != "" {
+		params["barcode"] = barcode
+	}
+	if startTime != "" {
+		params["start_time"] = startTime
+	}
+	if endTime != "" {
+		params["end_time"] = endTime
+	}
+	params["page_size"] = strconv.Itoa(pageSize)
+	params["page_no"] = strconv.Itoa(pageNo)
+	params["sign"] = utils.WangdianSign(params, cfg.AppSecret)
+
+	url := wangdianURL(cfg.GoodsQuerySandbox, cfg.GoodsQueryURL)
+	if url == "" {
+		url = "https://api.wangdian.cn/openapi2/goods_query.php"
+	}
+
+	timeout := cfg.Timeout
+	if timeout <= 0 {
+		timeout = 30
+	}
+
+	log.Printf("[旺店通商品查询] 请求URL: %s (sandbox=%v), 参数: sid=%s appkey=%s timestamp=%s sign=%s", url, cfg.Sandbox, cfg.Sid, cfg.AppKey, params["timestamp"], params["sign"])
+
+	respBody, err := utils.SubmitFormDataWithTimeout(url, params, timeout)
+	if err != nil {
+		return nil, fmt.Errorf("查询请求失败: %v", err)
+	}
+
+	log.Printf("[旺店通商品查询] 返回信息: %s", string(respBody))
+
+	var resp WangdianGoodsQueryResponse
+	if err := json.Unmarshal([]byte(respBody), &resp); err != nil {
+		return nil, fmt.Errorf("解析响应失败(raw=%s): %v", respBody, err)
+	}
+	return &resp, nil
+}
+
+func PushPurchaseOrder(purchaseOrderID int64, db ...*gorm.DB) (*WangdianPurchasePushResponse, error) {
+	databaseConn := database.OptionalDB(db...)
+
+	dbName := databaseConn.Migrator().CurrentDatabase()
+	log.Printf("[旺店通推送] 使用数据库: %s", dbName)
+
+	// 1. 查询采购单
+	var po models.PurchaseOrder
+	if err := databaseConn.Where("id = ? AND is_del = 0", purchaseOrderID).First(&po).Error; err != nil {
+		return nil, fmt.Errorf("采购单不存在: %v", err)
+	}
+
+	// 2. 查询供应商编号（必须）
+	var supplier models.Supplier
+	if err := databaseConn.Select("code, contact_person, contact_phone, address").
+		Where("id = ? AND is_del = 0", po.SupplierID).First(&supplier).Error; err != nil {
+		return nil, fmt.Errorf("获取供应商信息失败: %v", err)
+	}
+	if supplier.Code == "" {
+		return nil, fmt.Errorf("供应商编码为空,请先维护供应商档案")
+	}
+
+	// 3. 查询仓库编号（必须）
+	var warehouse models.Warehouse
+	if err := databaseConn.Select("code, contact_person, contact_phone, address").
+		Where("id = ? AND is_del = 0", po.WarehouseID).First(&warehouse).Error; err != nil {
+		return nil, fmt.Errorf("获取仓库信息失败: %v", err)
+	}
+	if warehouse.Code == "" {
+		return nil, fmt.Errorf("仓库编码为空,请先维护仓库档案")
+	}
+
+	// 4. 查询采购明细，关联商品条码
+	type itemRow struct {
+		models.PurchaseOrderItem
+		Barcode string `gorm:"column:barcode"`
+	}
+	var items []itemRow
+	if err := databaseConn.Table("purchase_order_item").
+		Select("purchase_order_item.*, product.barcode").
+		Joins("LEFT JOIN product ON purchase_order_item.product_id = product.id AND product.is_del = 0").
+		Where("purchase_order_item.purchase_order_id = ? AND purchase_order_item.is_del = 0", purchaseOrderID).
+		Debug().Scan(&items).Error; err != nil {
+		return nil, fmt.Errorf("获取采购明细失败: %v", err)
+	}
+	if len(items) == 0 {
+		return nil, fmt.Errorf("采购明细为空,无法推送")
+	}
+
+	// 5. 组装 details_list
+	detailList := make([]WangdianPurchaseDetailItem, 0, len(items))
+	for _, it := range items {
+		specNo := it.Barcode
+		if specNo == "" {
+			specNo = strconv.FormatInt(it.ProductID, 10)
+		}
+		detailList = append(detailList, WangdianPurchaseDetailItem{
+			SpecNo:   specNo,
+			Num:      float64(it.Quantity),
+			Price:    float64(it.UnitPrice) / 100.0,
+			Discount: 1.0,
+		})
+	}
+
+	// 6. 组装 purchase_info
+	info := WangdianPurchaseInfo{
+		ProviderNo:     supplier.Code,
+		WarehouseNo:    warehouse.Code,
+		OuterNo:        po.PoNo,
+		IsUseOuterNo:   0,
+		IsCheck:        0,
+		Contact:        warehouse.ContactPerson,
+		PurchaseName:   warehouse.ContactPerson,
+		Telno:          warehouse.ContactPhone,
+		ReceiveAddress: warehouse.Address,
+		Remark:         po.Remark,
+		DetailsList:    detailList,
+	}
+	if po.ExpectedArrivalDate > 0 {
+		info.ExpectArriveTime = time.Unix(po.ExpectedArrivalDate, 0).Format("2006-01-02 15:04:05")
+	}
+
+	infoBytes, err := json.Marshal(info)
+	if err != nil {
+		return nil, fmt.Errorf("序列化采购信息失败: %v", err)
+	}
+
+	// 7. 校验配置
+	cfg := config.AppConfig.Wangdian
+	if cfg.Sid == "" || cfg.AppKey == "" || cfg.AppSecret == "" {
+		return nil, fmt.Errorf("旺店通接口配置不完整(sid/appkey/appsecret)")
+	}
+
+	// 8. 组装公共请求参数 + 计算签名
+	timestamp := time.Now().Unix()
+	params := map[string]string{
+		"sid":           cfg.Sid,
+		"appkey":        cfg.AppKey,
+		"timestamp":     strconv.FormatInt(timestamp, 10),
+		"purchase_info": string(infoBytes),
+	}
+	params["sign"] = utils.WangdianSign(params, cfg.AppSecret)
+
+	// 9. 提交请求
+	url := wangdianURL(cfg.SandboxURL, cfg.URL)
+	if url == "" {
+		url = "https://api.wangdian.cn/openapi2/purchase_order_push.php"
+	}
+	timeout := cfg.Timeout
+	if timeout <= 0 {
+		timeout = 30
+	}
+
+	log.Printf("[旺店通推送] 请求URL: %s (sandbox=%v, form-urlencoded), 参数: sid=%s appkey=%s timestamp=%s sign=%s", url, cfg.Sandbox, cfg.Sid, cfg.AppKey, params["timestamp"], params["sign"])
+	log.Printf("[旺店通推送] purchase_info: %s", string(infoBytes))
+
+	respBody, err := utils.SubmitFormDataWithTimeout(url, params, timeout)
+	if err != nil {
+		return nil, fmt.Errorf("推送请求失败: %v", err)
+	}
+
+	log.Printf("[旺店通推送] 返回信息: %s", string(respBody))
+
+	var resp WangdianPurchasePushResponse
+	if err := json.Unmarshal([]byte(respBody), &resp); err != nil {
+		return nil, fmt.Errorf("解析响应失败(raw=%s): %v", respBody, err)
+	}
+	return &resp, nil
+}

utils/helper.go

@@ -7,12 +7,15 @@ import (
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"io"
+	"log"
 	"math/rand"
 	"mime/multipart"
 	"net/http"
+	"net/url"
 	"sort"
 	"strings"
 	"time"
+	"unicode/utf8"
 )
 
 // GenerateEmployeeID 生成工号 (5位数字，不足补零)
@@ -242,31 +245,23 @@ func SubmitMultiBody(url string, taskID string, bodyList []string, sign string)
 // @param params 表单数据
 // @return error 错误信息
 func SubmitFormData(url string, params map[string]string) (string, error) {
-	// 创建multipart writer
 	body := &bytes.Buffer{}
 	writer := multipart.NewWriter(body)
 
-	// 添加文本字段
 	for key, value := range params {
 		err := writer.WriteField(key, value)
 		if err != nil {
 			return "", fmt.Errorf("write field error: %v", err)
 		}
 	}
-
-	// 关闭writer
 	writer.Close()
 
-	// 创建请求
 	req, err := http.NewRequest("POST", url, body)
 	if err != nil {
 		return "", fmt.Errorf("create request error: %v", err)
 	}
-
-	// 设置Content-Type
 	req.Header.Set("Content-Type", writer.FormDataContentType())
 
-	// 发送请求
 	client := &http.Client{}
 	resp, err := client.Do(req)
 	if err != nil {
@@ -274,11 +269,76 @@ func SubmitFormData(url string, params map[string]string) (string, error) {
 	}
 	defer resp.Body.Close()
 
-	// 读取响应
 	respBody, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return "", fmt.Errorf("read response error: %v", err)
 	}
-
 	return string(respBody), nil
 }
+
+// SubmitFormDataWithTimeout 提交表单数据(application/x-www-form-urlencoded)
+func SubmitFormDataWithTimeout(requestURL string, params map[string]string, timeoutSeconds int) (string, error) {
+	form := url.Values{}
+	for key, value := range params {
+		form.Set(key, value)
+	}
+
+	log.Printf("[旺店通推送] 发送form-urlencoded:\n%s", form.Encode())
+
+	req, err := http.NewRequest("POST", requestURL, strings.NewReader(form.Encode()))
+	if err != nil {
+		return "", fmt.Errorf("create request error: %v", err)
+	}
+	req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
+
+	timeout := time.Duration(timeoutSeconds) * time.Second
+	if timeout <= 0 {
+		timeout = 30 * time.Second
+	}
+	client := &http.Client{Timeout: timeout}
+	resp, err := client.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("send request error: %v", err)
+	}
+	defer resp.Body.Close()
+
+	respBody, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", fmt.Errorf("read response error: %v", err)
+	}
+	return string(respBody), nil
+}
+
+// WangdianSign 旺店通接口签名算法
+// 与PHP SDK保持一致，使用UTF-8字符长度(iconv_strlen)而非字节长度
+func WangdianSign(params map[string]string, appSecret string) string {
+	keys := make([]string, 0, len(params))
+	for k := range params {
+		if k == "sign" {
+			continue
+		}
+		keys = append(keys, k)
+	}
+	sort.Strings(keys)
+
+	var builder strings.Builder
+	for idx, key := range keys {
+		value := params[key]
+		keyLen := utf8.RuneCountInString(key)
+		valLen := utf8.RuneCountInString(value)
+
+		builder.WriteString(fmt.Sprintf("%02d", keyLen))
+		builder.WriteString("-")
+		builder.WriteString(key)
+		builder.WriteString(":")
+		builder.WriteString(fmt.Sprintf("%04d", valLen))
+		builder.WriteString("-")
+		builder.WriteString(value)
+		if idx < len(keys)-1 {
+			builder.WriteString(";")
+		}
+	}
+	builder.WriteString(appSecret)
+	hash := md5.Sum([]byte(builder.String()))
+	return hex.EncodeToString(hash[:])
+}