Files
junhong_cmp_fiber/internal/task/asset_package_batch_order.go
break 73f5125d3d
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构建并部署到测试环境(无 SSH) / build-and-deploy (push) Successful in 8m26s
七月迭代短暂完结,还有很多后端的关键东西没有弄,这是一版赶时间做的东西
2026-07-25 17:06:58 +08:00

243 lines
9.6 KiB
Go

package task
import (
"bytes"
"context"
"encoding/csv"
stderrors "errors"
"io"
"os"
"strconv"
"strings"
"unicode/utf8"
"github.com/bytedance/sonic"
"github.com/hibiken/asynq"
"go.uber.org/zap"
"github.com/break/junhong_cmp_fiber/internal/model"
"github.com/break/junhong_cmp_fiber/internal/model/dto"
"github.com/break/junhong_cmp_fiber/internal/store/postgres"
"github.com/break/junhong_cmp_fiber/pkg/constants"
apperrors "github.com/break/junhong_cmp_fiber/pkg/errors"
"github.com/break/junhong_cmp_fiber/pkg/middleware"
"github.com/break/junhong_cmp_fiber/pkg/storage"
)
// AssetPackageBatchOrderCreator 定义 Worker 复用现有后台订单规则的最小接口。
type AssetPackageBatchOrderCreator interface {
CreateAdminOrder(ctx context.Context, req *dto.CreateAdminOrderRequest, buyerType string, buyerID uint) (*dto.OrderResponse, error)
}
// AssetPackageBatchOrderPayload 资产套餐批量订购任务载荷。
type AssetPackageBatchOrderPayload struct {
TaskID uint `json:"task_id"`
}
// AssetPackageBatchOrderHandler 资产套餐批量订购任务处理器。
type AssetPackageBatchOrderHandler struct {
taskStore *postgres.AssetPackageBatchOrderTaskStore
shopStore *postgres.ShopStore
orderCreator AssetPackageBatchOrderCreator
storageService *storage.Service
logger *zap.Logger
}
// NewAssetPackageBatchOrderHandler 创建资产套餐批量订购任务处理器。
func NewAssetPackageBatchOrderHandler(taskStore *postgres.AssetPackageBatchOrderTaskStore, shopStore *postgres.ShopStore, orderCreator AssetPackageBatchOrderCreator, storageService *storage.Service, logger *zap.Logger) *AssetPackageBatchOrderHandler {
return &AssetPackageBatchOrderHandler{taskStore: taskStore, shopStore: shopStore, orderCreator: orderCreator, storageService: storageService, logger: logger}
}
// Handle 处理资产套餐批量订购任务。
func (h *AssetPackageBatchOrderHandler) Handle(ctx context.Context, taskMessage *asynq.Task) error {
var payload AssetPackageBatchOrderPayload
if err := sonic.Unmarshal(taskMessage.Payload(), &payload); err != nil {
h.logger.Error("解析资产套餐批量订购任务载荷失败", zap.Error(err))
return asynq.SkipRetry
}
taskRecord, err := h.taskStore.GetByID(ctx, payload.TaskID)
if err != nil {
h.logger.Error("查询资产套餐批量订购任务失败", zap.Uint("task_id", payload.TaskID), zap.Error(err))
return asynq.SkipRetry
}
claimed, err := h.taskStore.Claim(ctx, taskRecord.ID)
if err != nil {
return err
}
if !claimed {
h.logger.Info("资产套餐批量订购任务已被领取或终结,跳过重复消费", zap.Uint("task_id", taskRecord.ID))
return nil
}
rows, err := h.downloadAndParse(ctx, taskRecord.StorageKey)
if err != nil {
h.logger.Error("下载或解析批量订购CSV失败", zap.Uint("task_id", taskRecord.ID), zap.Error(err))
_ = h.taskStore.MarkFailed(ctx, taskRecord.ID, err.Error())
return asynq.SkipRetry
}
items, successCount, failCount := h.processRows(ctx, taskRecord, rows)
if err := h.taskStore.Complete(ctx, taskRecord.ID, items, successCount, failCount); err != nil {
return err
}
h.logger.Info("资产套餐批量订购任务完成", zap.Uint("task_id", taskRecord.ID), zap.Int("success", successCount), zap.Int("fail", failCount))
return nil
}
type assetPackageBatchOrderRow struct {
Line int
Identifier string
}
func (h *AssetPackageBatchOrderHandler) downloadAndParse(ctx context.Context, key string) ([]assetPackageBatchOrderRow, error) {
if h.storageService == nil {
return nil, assetPackageBatchOrderError("对象存储服务未配置")
}
localPath, cleanup, err := h.storageService.DownloadToTemp(ctx, key)
if err != nil {
return nil, assetPackageBatchOrderError("下载批量订购CSV失败")
}
defer cleanup()
info, err := os.Stat(localPath)
if err != nil || info.Size() > constants.AssetPackageBatchOrderMaxFileSize {
return nil, assetPackageBatchOrderError("批量订购CSV不存在或超过10MB")
}
data, err := os.ReadFile(localPath)
if err != nil {
return nil, assetPackageBatchOrderError("读取批量订购CSV失败")
}
return parseAssetPackageBatchOrderCSV(data)
}
func parseAssetPackageBatchOrderCSV(data []byte) ([]assetPackageBatchOrderRow, error) {
data = bytes.TrimPrefix(data, []byte{0xEF, 0xBB, 0xBF})
if !utf8.Valid(data) {
return nil, assetPackageBatchOrderError("批量订购CSV必须使用UTF-8编码")
}
reader := csv.NewReader(bytes.NewReader(data))
reader.TrimLeadingSpace = true
rows := make([]assetPackageBatchOrderRow, 0)
line := 0
for {
record, err := reader.Read()
if err == io.EOF {
break
}
line++
if err != nil {
return nil, assetPackageBatchOrderError("批量订购CSV格式错误")
}
if len(record) != 1 {
return nil, assetPackageBatchOrderError("批量订购CSV必须只有一列资产标识")
}
identifier := strings.TrimSpace(record[0])
if line == 1 && isAssetIdentifierHeader(identifier) {
continue
}
rows = append(rows, assetPackageBatchOrderRow{Line: line, Identifier: identifier})
if len(rows) > constants.AssetPackageBatchOrderMaxRows {
return nil, assetPackageBatchOrderError("批量订购CSV最多包含1000行资产")
}
}
if len(rows) == 0 {
return nil, assetPackageBatchOrderError("批量订购CSV没有有效数据行")
}
return rows, nil
}
func (h *AssetPackageBatchOrderHandler) processRows(ctx context.Context, taskRecord *model.AssetPackageBatchOrderTask, rows []assetPackageBatchOrderRow) (model.AssetPackageBatchOrderResultItems, int, int) {
subordinateShopIDs := h.resolveSubordinateShopIDs(ctx, taskRecord)
workerCtx := middleware.SetUserContext(ctx, &middleware.UserContextInfo{
UserID: taskRecord.Creator, UserType: taskRecord.CreatorUserType,
Username: taskRecord.CreatorName, ShopID: taskRecord.CreatorShopID,
SubordinateShopIDs: subordinateShopIDs,
})
buyerType, buyerID := "", uint(0)
if taskRecord.CreatorUserType == constants.UserTypeAgent {
buyerType, buyerID = model.BuyerTypeAgent, taskRecord.CreatorShopID
}
items := make(model.AssetPackageBatchOrderResultItems, 0, len(rows))
seenInputs, seenAssets := make(map[string]int), make(map[string]int)
successCount := 0
for _, row := range rows {
item := h.processOne(workerCtx, taskRecord, row, buyerType, buyerID, seenInputs, seenAssets)
items = append(items, item)
if item.Status == constants.AssetPackageBatchOrderItemStatusSuccess {
successCount++
}
}
return items, successCount, len(items) - successCount
}
func (h *AssetPackageBatchOrderHandler) resolveSubordinateShopIDs(ctx context.Context, taskRecord *model.AssetPackageBatchOrderTask) []uint {
if taskRecord.CreatorUserType != constants.UserTypeAgent {
return nil
}
fallback := []uint{taskRecord.CreatorShopID}
if h.shopStore == nil {
h.logger.Warn("批量订购任务未配置店铺存储,代理数据权限降级为仅自己店铺", zap.Uint("task_id", taskRecord.ID), zap.Uint("shop_id", taskRecord.CreatorShopID))
return fallback
}
shopIDs, err := h.shopStore.GetSubordinateShopIDs(ctx, taskRecord.CreatorShopID)
if err != nil || len(shopIDs) == 0 {
h.logger.Warn("查询批量订购任务代理数据权限失败,降级为仅自己店铺", zap.Uint("task_id", taskRecord.ID), zap.Uint("shop_id", taskRecord.CreatorShopID), zap.Error(err))
return fallback
}
return shopIDs
}
func (h *AssetPackageBatchOrderHandler) processOne(ctx context.Context, taskRecord *model.AssetPackageBatchOrderTask, row assetPackageBatchOrderRow, buyerType string, buyerID uint, seenInputs, seenAssets map[string]int) model.AssetPackageBatchOrderResultItem {
item := model.AssetPackageBatchOrderResultItem{Line: row.Line, AssetIdentifier: row.Identifier}
if row.Identifier == "" {
return failedBatchOrderItem(item, "资产标识不能为空")
}
normalized := strings.ToLower(row.Identifier)
if firstLine, exists := seenInputs[normalized]; exists {
return failedBatchOrderItem(item, "资产标识与第"+strconv.Itoa(firstLine)+"行重复")
}
seenInputs[normalized] = row.Line
order, err := h.orderCreator.CreateAdminOrder(ctx, &dto.CreateAdminOrderRequest{
Identifier: row.Identifier, PackageIDs: []uint{taskRecord.PackageID},
PaymentMethod: taskRecord.PaymentMethod, PaymentVoucherKey: []string(taskRecord.VoucherKeys),
}, buyerType, buyerID)
if err != nil {
return failedBatchOrderItem(item, publicBatchOrderError(err))
}
assetKey := order.AssetType + ":"
if order.IotCardID != nil {
assetKey += strconv.FormatUint(uint64(*order.IotCardID), 10)
} else if order.DeviceID != nil {
assetKey += strconv.FormatUint(uint64(*order.DeviceID), 10)
}
if firstLine, exists := seenAssets[assetKey]; assetKey != ":" && exists {
return failedBatchOrderItem(item, "资产与第"+strconv.Itoa(firstLine)+"行解析为同一资产")
}
seenAssets[assetKey] = row.Line
item.Status, item.OrderID, item.OrderNo, item.Amount = constants.AssetPackageBatchOrderItemStatusSuccess, order.ID, order.OrderNo, order.TotalAmount
return item
}
func failedBatchOrderItem(item model.AssetPackageBatchOrderResultItem, reason string) model.AssetPackageBatchOrderResultItem {
item.Status, item.Reason = constants.AssetPackageBatchOrderItemStatusFailed, reason
return item
}
func publicBatchOrderError(err error) string {
var appErr *apperrors.AppError
if stderrors.As(err, &appErr) && appErr.Message != "" {
return appErr.Message
}
return "创建订单失败"
}
func isAssetIdentifierHeader(value string) bool {
switch strings.ToLower(strings.TrimSpace(value)) {
case "资产标识", "identifier", "iccid", "iccid/虚拟号":
return true
default:
return false
}
}
type assetPackageBatchOrderError string
func (e assetPackageBatchOrderError) Error() string { return string(e) }