тестовый го бэкэнд

backend/main.go

@@ -0,0 +1,121 @@
+package main
+
+import (
+	"embed"
+	"flag"
+	"fmt"
+	"io/fs"
+	"log"
+	"net/http"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
+)
+
+//go:embed dist/*
+var distFS embed.FS
+
+func main() {
+	port := flag.Int("port", 1111, "port to listen on")
+	flag.Parse()
+
+	dsn := "host=localhost user=user password=pass dbname=app port=5432 sslmode=disable"
+
+	db, err := gorm.Open(postgres.Open(dsn), &gorm.Config{})
+	if err != nil {
+		log.Fatalf("failed to connect to database: %v", err)
+	}
+
+	db.AutoMigrate(
+		&Template{}, &File{}, &Sheet{}, &Attribute{}, &TemplateAttribute{},
+		&Standard{}, &Group{}, &Laboratory{}, &ConditionType{}, &DailyCondition{},
+	)
+
+	r := gin.Default()
+
+	// API routes under /api/
+	api := r.Group("/api")
+	registerRoutesOnGroup(api, db)
+
+	// SPA: embedded frontend
+	distSub, err := fs.Sub(distFS, "dist")
+	if err != nil {
+		log.Fatalf("failed to open embedded dist: %v", err)
+	}
+	fileServer := http.FileServer(http.FS(distSub))
+
+	r.NoRoute(func(c *gin.Context) {
+		c.Header("Cache-Control", "no-store")
+
+		path := strings.TrimPrefix(c.Request.URL.Path, "/")
+		if path == "" {
+			path = "index.html"
+		}
+
+		// Serve static file if exists
+		if f, err := distSub.Open(path); err == nil {
+			f.Close()
+			fileServer.ServeHTTP(c.Writer, c.Request)
+			return
+		}
+
+		// SPA fallback
+		indexFile, err := fs.ReadFile(distSub, "index.html")
+		if err != nil {
+			c.String(500, "index.html not found")
+			return
+		}
+		c.Data(200, "text/html; charset=utf-8", indexFile)
+	})
+
+	addr := fmt.Sprintf(":%d", *port)
+	log.Printf("Serving on http://localhost%s", addr)
+	r.Run(addr)
+}
+
+func registerRoutesOnGroup(api *gin.RouterGroup, db *gorm.DB) {
+	api.GET("/templates/", func(c *gin.Context) { getTemplates(c, db) })
+	api.GET("/templates/:id", func(c *gin.Context) { getTemplate(c, db) })
+	api.POST("/templates/", func(c *gin.Context) { createTemplate(c, db) })
+	api.PATCH("/templates/:id", func(c *gin.Context) { patchTemplate(c, db) })
+	api.DELETE("/templates/:id", func(c *gin.Context) { deleteTemplate(c, db) })
+	api.POST("/templates/copy", func(c *gin.Context) { copyTemplate(c, db) })
+
+	api.GET("/files/", func(c *gin.Context) { getFiles(c, db) })
+	api.GET("/files/:id", func(c *gin.Context) { getFile(c, db) })
+	api.POST("/files/upload", func(c *gin.Context) { uploadFile(c, db) })
+
+	api.GET("/sheets/", func(c *gin.Context) { getSheets(c, db) })
+	api.GET("/sheets/:id", func(c *gin.Context) { getSheet(c, db) })
+	api.POST("/sheets/", func(c *gin.Context) { createSheet(c, db) })
+	api.PATCH("/sheets/:id", func(c *gin.Context) { patchSheet(c, db) })
+
+	api.GET("/attributes/", func(c *gin.Context) { getAttributes(c, db) })
+	api.POST("/attributes/", func(c *gin.Context) { createAttribute(c, db) })
+	api.GET("/attributes/:id/values", func(c *gin.Context) { getAttributeValues(c, db) })
+
+	api.GET("/standards/", func(c *gin.Context) { getStandards(c, db) })
+	api.GET("/standards/:id", func(c *gin.Context) { getStandard(c, db) })
+	api.POST("/standards/", func(c *gin.Context) { createStandard(c, db) })
+	api.PATCH("/standards/:id", func(c *gin.Context) { patchStandard(c, db) })
+	api.DELETE("/standards/:id", func(c *gin.Context) { deleteStandard(c, db) })
+
+	api.GET("/laboratories/", func(c *gin.Context) { getLaboratories(c, db) })
+	api.GET("/laboratories/:id", func(c *gin.Context) { getLaboratory(c, db) })
+
+	api.GET("/daily-conditions/", func(c *gin.Context) { getDailyConditions(c, db) })
+	api.GET("/daily-conditions/:id", func(c *gin.Context) { getDailyCondition(c, db) })
+	api.POST("/daily-conditions/", func(c *gin.Context) { createDailyCondition(c, db) })
+	api.PATCH("/daily-conditions/:id", func(c *gin.Context) { updateDailyCondition(c, db) })
+	api.DELETE("/daily-conditions/:id", func(c *gin.Context) { deleteDailyCondition(c, db) })
+
+	api.GET("/groups/", func(c *gin.Context) { getGroups(c, db) })
+	api.GET("/groups/:id", func(c *gin.Context) { getGroup(c, db) })
+	api.POST("/groups/", func(c *gin.Context) { createGroup(c, db) })
+	api.PATCH("/groups/:id", func(c *gin.Context) { patchGroup(c, db) })
+	api.DELETE("/groups/:id", func(c *gin.Context) { deleteGroup(c, db) })
+
+	api.POST("/protocols/", func(c *gin.Context) { createProtocol(c, db) })
+}