minghui/mh_goadmin_server
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1、GetCommodityStocksByStoreID优化，加锁解决concurrent map writes 的问题；

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This commit is contained in:
chenlin 2024-11-25 13:02:40 +08:00
parent 8fe85abf71
commit 5418dab8c5
1 changed files with 3 additions and 0 deletions
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3
app/admin/models/purchase.go
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@ -2639,6 +2639,7 @@ func GetCommodityStocksByStoreID(commodityID uint32, stores []uint32) (map[uint3
wg.Add(len(stores)) wg.Add(len(stores))
result := make(map[uint32]uint32) result := make(map[uint32]uint32)
var mu sync.Mutex // 用于保护 `result`
for _, store := range stores { for _, store := range stores {
go func(storeID uint32) { go func(storeID uint32) {
@ -2652,7 +2653,9 @@ func GetCommodityStocksByStoreID(commodityID uint32, stores []uint32) (map[uint3
// Handle error // Handle error
return return
} }
mu.Lock() // 加锁
result[storeID] = uint32(stockCount) result[storeID] = uint32(stockCount)
mu.Unlock() // 解锁
}(store) }(store)
} }