From e8f3c527e6dc4a5f829419f54cd778ee0a208ac6 Mon Sep 17 00:00:00 2001 From: admin <853552697@qq.com> Date: Wed, 23 Apr 2025 13:08:05 +0800 Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E6=97=A5=E5=BF=97?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- main.go | 57 ++++++++++++++++++++++++++++++++++++++------------------- 1 file changed, 38 insertions(+), 19 deletions(-) diff --git a/main.go b/main.go index a5487bf..2c0d61b 100644 --- a/main.go +++ b/main.go @@ -37,6 +37,7 @@ type Layer struct { } func main() { + fmt.Println("集装箱装箱系统已启动，监听端口 :8080") http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) { http.ServeFile(w, r, "index.html") }) @@ -45,7 +46,16 @@ func main() { Container Container `json:"container"` Box Box `json:"box"` } - json.NewDecoder(r.Body).Decode(&data) + err := json.NewDecoder(r.Body).Decode(&data) + if err != nil { + http.Error(w, "参数解析失败", http.StatusBadRequest) + fmt.Printf("⚠️ 错误：参数解析失败 - %v\n", err) + return + } + 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", + data.Container.Length, data.Container.Width, data.Container.Height, data.Container.WeightLimit, + data.Box.Length, data.Box.Width, data.Box.Height, data.Box.Weight) + layout, strategy, count := optimizePacking(data.Container, data.Box) layerMap := make(map[float64][]Placement) for _, pos := range layout { @@ -62,9 +72,7 @@ func main() { Count int `json:"count"` Layers []Layer `json:"layers"` Strategy string `json:"strategy"` - Density float64 `json:"density"` SpaceUtilization float64 `json:"spaceUtilization"` - UsedVolume float64 `json:"usedVolume"` TotalWeight float64 `json:"totalWeight"` BoxLength float64 `json:"boxLength"` BoxWidth float64 `json:"boxWidth"` @@ -73,21 +81,23 @@ func main() { Count: count, Layers: layers, Strategy: strategy, - Density: calculateDensity(data.Container, data.Box, count), SpaceUtilization: calculateDensity(data.Container, data.Box, count), - UsedVolume: float64(count) * data.Box.Length * data.Box.Width * data.Box.Height, TotalWeight: float64(count) * data.Box.Weight, BoxLength: data.Box.Length, BoxWidth: data.Box.Width, BoxHeight: data.Box.Height, } json.NewEncoder(w).Encode(response) + 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) }) http.ListenAndServe(":8080", nil) } func optimizePacking(con Container, box Box) ([]Placement, string, int) { + 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", + con.Length, con.Width, con.Height, box.Length, box.Width, box.Height) rotations := generateRotations(con, box) + fmt.Printf("🔧 生成有效旋转方式：共%d种\n", len(rotations)) type candidate struct { layout []Placement count int @@ -95,6 +105,7 @@ func optimizePacking(con Container, box Box) ([]Placement, string, int) { } var candidates []candidate for _, r := range rotations { + fmt.Printf("正在尝试旋转方式：%f×%f×%f\n", r.Length, r.Width, r.Height) for _, strategy := range []string{"XY", "XZ", "YX", "YZ", "ZX", "ZY"} { var xCount, yCount, zCount float64 switch strategy { @@ -130,15 +141,19 @@ func optimizePacking(con Container, box Box) ([]Placement, string, int) { actualCount = maxCountByWeight } if actualCount > 0 { + layout := generateLayout(r, xCount, yCount, zCount, strategy) candidates = append(candidates, candidate{ - layout: generateLayout(r, xCount, yCount, zCount, strategy)[:actualCount], + layout: layout[:actualCount], count: actualCount, strategy: strategy, }) + fmt.Printf("💡 新增方案：策略[%s] 可装载%d箱（尺寸：%dx%dx%d）\n", + strategy, actualCount, xCount, yCount, zCount) } } } if len(candidates) == 0 { + fmt.Printf("❗️ 未找到有效装箱方案\n") return nil, "", 0 } maxCount := 0 @@ -151,22 +166,22 @@ func optimizePacking(con Container, box Box) ([]Placement, string, int) { finalStrategy = c.strategy } } + fmt.Printf("🏆 最优方案：策略[%s] 可装载%d箱\n", finalStrategy, maxCount) return finalLayout, finalStrategy, maxCount } func generateRotations(con Container, box Box) []Box { validRotations := make([]Box, 0) - for _, r := range []Box{ - {box.Length, box.Width, box.Height, box.Weight}, - {box.Length, box.Height, box.Width, box.Weight}, - {box.Width, box.Length, box.Height, box.Weight}, - {box.Width, box.Height, box.Length, box.Weight}, - {box.Height, box.Length, box.Width, box.Weight}, - {box.Height, box.Width, box.Length, box.Weight}, - } { - if r.Length <= con.Length && - r.Width <= con.Width && - r.Height <= con.Height { + rotations := []Box{ + {Length: box.Length, Width: box.Width, Height: box.Height, Weight: box.Weight}, + {Length: box.Length, Width: box.Height, Height: box.Width, Weight: box.Weight}, + {Length: box.Width, Width: box.Length, Height: box.Height, Weight: box.Weight}, + {Length: box.Width, Width: box.Height, Height: box.Length, Weight: box.Weight}, + {Length: box.Height, Width: box.Length, Height: box.Width, Weight: box.Weight}, + {Length: box.Height, Width: box.Width, Height: box.Length, Weight: box.Weight}, + } + for _, r := range rotations { + if r.Length <= con.Length && r.Width <= con.Width && r.Height <= con.Height { validRotations = append(validRotations, r) } } @@ -174,6 +189,7 @@ func generateRotations(con Container, box Box) []Box { } func generateLayout(r Box, xCount, yCount, zCount float64, strategy string) []Placement { + fmt.Printf("正在生成布局：策略[%s]（尺寸：%dx%dx%d）\n", strategy, xCount, yCount, zCount) var layout []Placement switch strategy { case "XY": @@ -273,7 +289,7 @@ func generateLayout(r Box, xCount, yCount, zCount float64, strategy string) []Pl } } default: - fmt.Println("无效排列策略") + fmt.Printf("❗️ 无效策略：%s\n", strategy) } return layout } @@ -281,5 +297,8 @@ func generateLayout(r Box, xCount, yCount, zCount float64, strategy string) []Pl func calculateDensity(con Container, box Box, count int) float64 { containerVolume := con.Length * con.Width * con.Height boxVolume := float64(count) * box.Length * box.Width * box.Height - return (boxVolume / containerVolume) * 100 + density := (boxVolume / containerVolume) * 100 + fmt.Printf("📊 体积利用率计算：%.2f%%（箱子总容积%fmm³ / 集装箱容积%fmm³）\n", + density, boxVolume, containerVolume) + return density }