server stubs /ui/files and /ui/search

spike/review/reinvent/ezmded/server/server.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
+	"html/template"
 	"io"
 	"io/ioutil"
 	"local/gziphttp"
@@ -47,7 +48,9 @@ func (server *Server) Routes() error {
 		wildcard("/api/v0/media"):  server.apiV0MediaIDHandler,
 		wildcards("/api/v0/files"): server.apiV0FilesHandler,
 		"/api/v0/search":           server.apiV0SearchHandler,
-		wildcards("/ui"):           server.uiHandler,
+		"/ui":                      server.rootHandler,
+		"/ui/search":               server.uiSearchHandler,
+		wildcards("/ui/files"):     server.uiFilesHandler,
 	} {
 		log.Printf("listening for %s", path)
 		if err := server.router.Add(path, server.tryCatchHttpHandler(handler)); err != nil {
@@ -196,17 +199,53 @@ func (server *Server) putContentHandler(filePath string, w http.ResponseWriter,
 	return ensureAndWrite(filePath, b)
 }
 
-func (server *Server) uiHandler(w http.ResponseWriter, r *http.Request) error {
-	r.URL.Path = strings.TrimPrefix(r.URL.Path, "/ui")
-	d := path.Join(server.root, "ui")
-	httpDir := http.Dir(d)
-	fileServer := http.FileServer(httpDir)
-	fileServer.ServeHTTP(w, r)
-	return nil
+func (server *Server) uiSearchHandler(w http.ResponseWriter, r *http.Request) error {
+	r.URL.Path = strings.TrimPrefix(r.URL.Path, "/ui/files")
+	t, err := server.uiTemplate()
+	if err != nil {
+		return err
+	}
+	return t.Lookup("search").Execute(w, "TODO data")
+}
+
+func (server *Server) uiFilesHandler(w http.ResponseWriter, r *http.Request) error {
+	r.URL.Path = strings.TrimPrefix(r.URL.Path, "/ui/files")
+	t, err := server.uiTemplate()
+	if err != nil {
+		return err
+	}
+	return t.Lookup("files").Execute(w, "TODO data")
+}
+
+func (server *Server) uiTemplate() (*template.Template, error) {
+	templateFiles := []string{}
+	var loadTemplateFilesFromDir func(string) error
+	loadTemplateFilesFromDir = func(root string) error {
+		entries, err := os.ReadDir(root)
+		if err != nil {
+			return err
+		}
+		for _, entry := range entries {
+			entryPath := path.Join(root, entry.Name())
+			if entry.IsDir() {
+				if err := loadTemplateFilesFromDir(entryPath); err != nil {
+					return err
+				}
+			} else if strings.HasPrefix(path.Base(entryPath), ".") {
+			} else if strings.HasSuffix(entryPath, ".ctmpl") {
+				templateFiles = append(templateFiles, entryPath)
+			}
+		}
+		return nil
+	}
+	if err := loadTemplateFilesFromDir(server.root); err != nil {
+		return nil, err
+	}
+	return template.ParseFiles(templateFiles...)
 }
 
 func (server *Server) rootHandler(w http.ResponseWriter, r *http.Request) error {
-	http.Redirect(w, r, "/ui", 301)
+	http.Redirect(w, r, "/ui/files", 301)
 	return nil
 }