Initial commit for the web interface

ui/routes.go

@@ -0,0 +1,77 @@
+package ui
+
+import (
+	"io"
+	"net/http"
+	"net/url"
+	"path"
+
+	"github.com/gin-gonic/gin"
+
+	"git.nemunai.re/nemunaire/reveil/config"
+)
+
+func serveOrReverse(forced_url string, cfg *config.Config) gin.HandlerFunc {
+	if cfg.DevProxy != "" {
+		// Forward to the Vue dev proxy
+		return func(c *gin.Context) {
+			if u, err := url.Parse(cfg.DevProxy); err != nil {
+				http.Error(c.Writer, err.Error(), http.StatusInternalServerError)
+			} else {
+				if forced_url != "" {
+					u.Path = path.Join(u.Path, forced_url)
+				} else {
+					u.Path = path.Join(u.Path, c.Request.URL.Path)
+				}
+
+				if r, err := http.NewRequest(c.Request.Method, u.String(), c.Request.Body); err != nil {
+					http.Error(c.Writer, err.Error(), http.StatusInternalServerError)
+				} else if resp, err := http.DefaultClient.Do(r); err != nil {
+					http.Error(c.Writer, err.Error(), http.StatusBadGateway)
+				} else {
+					defer resp.Body.Close()
+
+					for key := range resp.Header {
+						c.Writer.Header().Add(key, resp.Header.Get(key))
+					}
+					c.Writer.WriteHeader(resp.StatusCode)
+
+					io.Copy(c.Writer, resp.Body)
+				}
+			}
+		}
+	} else if forced_url != "" {
+		// Serve forced_url
+		return func(c *gin.Context) {
+			c.FileFromFS(forced_url, Assets)
+		}
+	} else {
+		// Serve requested file
+		return func(c *gin.Context) {
+			c.FileFromFS(c.Request.URL.Path, Assets)
+		}
+	}
+}
+
+func DeclareRoutes(router *gin.Engine, cfg *config.Config) {
+	if cfg.DevProxy != "" {
+		router.GET("/.svelte-kit/*_", serveOrReverse("", cfg))
+		router.GET("/node_modules/*_", serveOrReverse("", cfg))
+		router.GET("/@vite/*_", serveOrReverse("", cfg))
+		router.GET("/@fs/*_", serveOrReverse("", cfg))
+		router.GET("/src/*_", serveOrReverse("", cfg))
+	}
+
+	router.GET("/", serveOrReverse("", cfg))
+	router.GET("/alarms", serveOrReverse("/", cfg))
+	router.GET("/settings", serveOrReverse("/", cfg))
+	router.GET("/routines", serveOrReverse("/", cfg))
+	router.GET("/musiks", serveOrReverse("/", cfg))
+	router.GET("/history", serveOrReverse("/", cfg))
+
+	router.GET("/_app/*_", serveOrReverse("", cfg))
+	router.GET("/img/*_", serveOrReverse("", cfg))
+	router.GET("/favicon.ico", serveOrReverse("", cfg))
+	router.GET("/manifest.json", serveOrReverse("", cfg))
+	router.GET("/service-worker.js", serveOrReverse("", cfg))
+}