添加日志
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admin
parent
f32634f97e
commit
e8f3c527e6
57
main.go
57
main.go
@ -37,6 +37,7 @@ type Layer struct {
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}
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func main() {
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fmt.Println("集装箱装箱系统已启动，监听端口 :8080")
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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http.ServeFile(w, r, "index.html")
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})
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@ -45,7 +46,16 @@ func main() {
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Container Container `json:"container"`
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Box Box `json:"box"`
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}
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json.NewDecoder(r.Body).Decode(&data)
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err := json.NewDecoder(r.Body).Decode(&data)
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if err != nil {
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http.Error(w, "参数解析失败", http.StatusBadRequest)
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fmt.Printf("⚠️ 错误：参数解析失败 - %v\n", err)
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return
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}
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fmt.Printf("🚀 收到请求：\n集装箱参数：长%fmm × 宽%fmm × 高%fmm（承重%fkg）\n纸箱参数：长%fmm × 宽%fmm × 高%fmm（重量%fkg）\n",
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data.Container.Length, data.Container.Width, data.Container.Height, data.Container.WeightLimit,
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data.Box.Length, data.Box.Width, data.Box.Height, data.Box.Weight)
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layout, strategy, count := optimizePacking(data.Container, data.Box)
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layerMap := make(map[float64][]Placement)
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for _, pos := range layout {
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@ -62,9 +72,7 @@ func main() {
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Count int `json:"count"`
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Layers []Layer `json:"layers"`
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Strategy string `json:"strategy"`
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Density float64 `json:"density"`
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SpaceUtilization float64 `json:"spaceUtilization"`
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UsedVolume float64 `json:"usedVolume"`
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TotalWeight float64 `json:"totalWeight"`
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BoxLength float64 `json:"boxLength"`
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BoxWidth float64 `json:"boxWidth"`
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@ -73,21 +81,23 @@ func main() {
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Count: count,
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Layers: layers,
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Strategy: strategy,
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Density: calculateDensity(data.Container, data.Box, count),
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SpaceUtilization: calculateDensity(data.Container, data.Box, count),
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UsedVolume: float64(count) * data.Box.Length * data.Box.Width * data.Box.Height,
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TotalWeight: float64(count) * data.Box.Weight,
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BoxLength: data.Box.Length,
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BoxWidth: data.Box.Width,
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BoxHeight: data.Box.Height,
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}
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json.NewEncoder(w).Encode(response)
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fmt.Printf("✅ 返回结果：\n最优装箱数：%d\n策略：%s\n空间利用率：%.2f%%\n", count, strategy, response.SpaceUtilization)
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})
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http.ListenAndServe(":8080", nil)
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}
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func optimizePacking(con Container, box Box) ([]Placement, string, int) {
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fmt.Printf("📦 开始装箱优化\n容器尺寸：长%fmm × 宽%fmm × 高%fmm\n纸箱尺寸：长%fmm × 宽%fmm × 高%fmm\n",
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con.Length, con.Width, con.Height, box.Length, box.Width, box.Height)
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rotations := generateRotations(con, box)
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fmt.Printf("🔧 生成有效旋转方式：共%d种\n", len(rotations))
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type candidate struct {
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layout []Placement
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count int
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@ -95,6 +105,7 @@ func optimizePacking(con Container, box Box) ([]Placement, string, int) {
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}
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var candidates []candidate
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for _, r := range rotations {
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fmt.Printf("正在尝试旋转方式：%f×%f×%f\n", r.Length, r.Width, r.Height)
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for _, strategy := range []string{"XY", "XZ", "YX", "YZ", "ZX", "ZY"} {
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var xCount, yCount, zCount float64
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switch strategy {
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@ -130,15 +141,19 @@ func optimizePacking(con Container, box Box) ([]Placement, string, int) {
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actualCount = maxCountByWeight
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}
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if actualCount > 0 {
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layout := generateLayout(r, xCount, yCount, zCount, strategy)
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candidates = append(candidates, candidate{
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layout: generateLayout(r, xCount, yCount, zCount, strategy)[:actualCount],
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layout: layout[:actualCount],
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count: actualCount,
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strategy: strategy,
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})
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fmt.Printf("💡 新增方案：策略[%s] 可装载%d箱（尺寸：%dx%dx%d）\n",
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strategy, actualCount, xCount, yCount, zCount)
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}
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}
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}
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if len(candidates) == 0 {
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fmt.Printf("❗️ 未找到有效装箱方案\n")
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return nil, "", 0
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}
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maxCount := 0
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@ -151,22 +166,22 @@ func optimizePacking(con Container, box Box) ([]Placement, string, int) {
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finalStrategy = c.strategy
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}
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}
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fmt.Printf("🏆 最优方案：策略[%s] 可装载%d箱\n", finalStrategy, maxCount)
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return finalLayout, finalStrategy, maxCount
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}
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func generateRotations(con Container, box Box) []Box {
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validRotations := make([]Box, 0)
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for _, r := range []Box{
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{box.Length, box.Width, box.Height, box.Weight},
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{box.Length, box.Height, box.Width, box.Weight},
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{box.Width, box.Length, box.Height, box.Weight},
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{box.Width, box.Height, box.Length, box.Weight},
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{box.Height, box.Length, box.Width, box.Weight},
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{box.Height, box.Width, box.Length, box.Weight},
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} {
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if r.Length <= con.Length &&
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r.Width <= con.Width &&
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r.Height <= con.Height {
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rotations := []Box{
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{Length: box.Length, Width: box.Width, Height: box.Height, Weight: box.Weight},
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{Length: box.Length, Width: box.Height, Height: box.Width, Weight: box.Weight},
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{Length: box.Width, Width: box.Length, Height: box.Height, Weight: box.Weight},
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{Length: box.Width, Width: box.Height, Height: box.Length, Weight: box.Weight},
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{Length: box.Height, Width: box.Length, Height: box.Width, Weight: box.Weight},
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{Length: box.Height, Width: box.Width, Height: box.Length, Weight: box.Weight},
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}
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for _, r := range rotations {
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if r.Length <= con.Length && r.Width <= con.Width && r.Height <= con.Height {
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validRotations = append(validRotations, r)
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}
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}
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@ -174,6 +189,7 @@ func generateRotations(con Container, box Box) []Box {
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}
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func generateLayout(r Box, xCount, yCount, zCount float64, strategy string) []Placement {
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fmt.Printf("正在生成布局：策略[%s]（尺寸：%dx%dx%d）\n", strategy, xCount, yCount, zCount)
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var layout []Placement
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switch strategy {
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case "XY":
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@ -273,7 +289,7 @@ func generateLayout(r Box, xCount, yCount, zCount float64, strategy string) []Pl
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}
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}
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default:
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fmt.Println("无效排列策略")
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fmt.Printf("❗️ 无效策略：%s\n", strategy)
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}
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return layout
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}
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@ -281,5 +297,8 @@ func generateLayout(r Box, xCount, yCount, zCount float64, strategy string) []Pl
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func calculateDensity(con Container, box Box, count int) float64 {
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containerVolume := con.Length * con.Width * con.Height
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boxVolume := float64(count) * box.Length * box.Width * box.Height
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return (boxVolume / containerVolume) * 100
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density := (boxVolume / containerVolume) * 100
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fmt.Printf("📊 体积利用率计算：%.2f%%（箱子总容积%fmm³ / 集装箱容积%fmm³）\n",
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density, boxVolume, containerVolume)
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return density
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}
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