Implement route handling

dict/main.go

@@ -102,6 +102,20 @@ func Search(query string) (exactResults []Entry, otherResults []Entry) {
 	return
 }
 
+type searchTemplateData struct {
+	ExactResults []Entry
+	OtherResults []Entry
+	Count        int
+}
+
+func initSearchTemplateData(exactResults []Entry, otherResults []Entry) searchTemplateData {
+	return searchTemplateData{
+		ExactResults: exactResults,
+		OtherResults: otherResults,
+		Count:        len(exactResults) + len(otherResults),
+	}
+}
+
 func main() {
 	err := LoadDict()
 	if err != nil {
@@ -110,6 +124,29 @@ func main() {
 	}
 	fmt.Println("JMdict loaded!")
 	r := mux.NewRouter()
+	r.HandleFunc("/", httputils.GenerateHandler(
+		"index.html",
+		func(w http.ResponseWriter, r *http.Request) bool { return true },
+		func(w http.ResponseWriter, r *http.Request) any { return nil },
+		[]string{http.MethodGet},
+	))
+	r.HandleFunc("/search/{query}", httputils.GenerateHandler(
+		"index.html",
+		func(w http.ResponseWriter, r *http.Request) bool {
+			return true
+		},
+		func(w http.ResponseWriter, r *http.Request) any {
+			query := mux.Vars(r)["query"]
+			return struct {
+				Query   string
+				Results searchTemplateData
+			}{
+				Query:   query,
+				Results: initSearchTemplateData(Search(query)),
+			}
+		},
+		[]string{http.MethodGet},
+	))
 	r.HandleFunc("/api/search", httputils.GenerateHandler(
 		"search.html",
 		func(w http.ResponseWriter, r *http.Request) bool {
@@ -127,16 +164,7 @@ func main() {
 		func(w http.ResponseWriter, r *http.Request) any {
 			r.ParseMultipartForm(0)
 			query := r.FormValue("q")
-			exactResults, otherResults := Search(query)
-			return struct {
-				ExactResults []Entry
-				OtherResults []Entry
-				Count        int
-			}{
-				ExactResults: exactResults,
-				OtherResults: otherResults,
-				Count:        len(exactResults) + len(otherResults),
-			}
+			return initSearchTemplateData(Search(query))
 		},
 		[]string{http.MethodGet, http.MethodPost},
 	))

dict/templates/index.html

@@ -19,11 +19,14 @@
         </a>
         <form
             hx-post="/api/search"
+            hx-on::before-request="this.setAttribute('hx-replace-url', `/search/${this.querySelector('input').value}`)"
             hx-target="#results"
             hx-swap="innerHTML">
-            <input type="text" name="q" placeholder="辞書をサーチする" class="width:100%" autocomplete="false">
+            <input type="text" name="q"{{ with .Query }} value="{{ . }}"{{ end }} placeholder="辞書をサーチする" class="width:100%" autocomplete="false">
         </form>
-        <div id="results"></div>
+        <div id="results">
+        {{ with .Results }}{{ template "search" . }}{{ end }}
+        </div>
         <br>
     </main>
 </body>

dict/templates/search.html

@@ -1,3 +1,4 @@
+{{- define "search" -}}
 <p><i>{{ if eq .Count 0 }}No results{{ else }}{{ .Count }} result{{ if ne .Count 1}}s{{ end }}{{ end }}.</i></p>
 {{- range .ExactResults -}}
 {{- template "word" . -}}
@@ -5,4 +6,6 @@
 <hr>
 {{ range .OtherResults -}}
 {{ template "word" . }}
-{{- end -}}
+{{- end -}}
+{{- end -}}
+{{- template "search" . -}}