Aufgaben-Templates löschbar machen

cmd/server/handlers_actions.go

@@ -498,6 +498,27 @@ func (a *App) handleCreateTaskTemplate(w http.ResponseWriter, r *http.Request) {
 	redirectWithMessage(w, r, "/planning", "info", "Template gespeichert")
 }
 
+func (a *App) handleDeleteTaskTemplate(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+	if err := r.ParseForm(); err != nil {
+		redirectWithMessage(w, r, "/planning", "error", "Form ungültig")
+		return
+	}
+	id := mustInt64(r.FormValue("id"), 0)
+	if id <= 0 {
+		redirectWithMessage(w, r, "/planning", "error", "Template-ID ungültig")
+		return
+	}
+	if _, err := a.db.Exec(`DELETE FROM custom_task_templates WHERE id=?`, id); err != nil {
+		redirectWithMessage(w, r, "/planning", "error", "Template konnte nicht gelöscht werden")
+		return
+	}
+	redirectWithMessage(w, r, "/planning", "info", "Template gelöscht")
+}
+
 func (a *App) handleCreateCustomTask(w http.ResponseWriter, r *http.Request) {
 	if r.Method != http.MethodPost {
 		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)

cmd/server/main.go

@@ -69,6 +69,7 @@ func main() {
 	mux.HandleFunc("/crop-steps/create", app.handleCreateCropStep)
 	mux.HandleFunc("/crop-steps/delete", app.handleDeleteCropStep)
 	mux.HandleFunc("/task-templates/create", app.handleCreateTaskTemplate)
+	mux.HandleFunc("/task-templates/delete", app.handleDeleteTaskTemplate)
 	mux.HandleFunc("/custom-tasks/create", app.handleCreateCustomTask)
 	mux.HandleFunc("/custom-tasks/delete", app.handleDeleteCustomTask)
 

templates/planning.html

@@ -69,6 +69,28 @@
         </label>
         <button type="submit">Template speichern</button>
       </form>
+      <div class="table-wrap mt">
+        <table>
+          <thead><tr><th>Template</th><th>Aktion</th></tr></thead>
+          <tbody>
+            {{if .TaskTemplates}}
+              {{range .TaskTemplates}}
+              <tr>
+                <td>{{.Title}}</td>
+                <td>
+                  <form method="post" action="/task-templates/delete">
+                    <input type="hidden" name="id" value="{{.ID}}">
+                    <button type="submit" class="btn-small danger" onclick="return confirm('Template wirklich löschen?')">Löschen</button>
+                  </form>
+                </td>
+              </tr>
+              {{end}}
+            {{else}}
+              <tr><td colspan="2">Keine Templates vorhanden.</td></tr>
+            {{end}}
+          </tbody>
+        </table>
+      </div>
     </section>
 
     <section class="card">