Allow to delete contests

app/views/application/_modal.html.slim

@@ -0,0 +1,18 @@
+.modal id="#{modal_id}" tabindex=-1 style="position:fixed; background-color: rgba(0, 0, 0, 0.5)"
+  .modal-dialog.modal-dialog-centered
+    .modal-content style="background-color: white;width: 100%"
+      .modal-header
+        .modal-title
+          = modal_title
+        button.btn-close type="button" id="#{modal_id}_close"
+      .modal-body
+        = modal_text
+      .modal-footer
+        = link_to t("helpers.buttons.confirm"), path, data: { turbo_method: :delete }, class: "btn btn-danger"
+javascript:
+  document.getElementById("#{modal_id}_close").addEventListener('click', (e) => {
+    document.getElementById("#{modal_id}").style.display = "none";
+  })
+  document.getElementById("#{modal_id}_button").addEventListener('click', (e) => {
+    document.getElementById("#{modal_id}").style.display = "block";
+  })

app/views/contests/_selectors.html.slim

@@ -27,7 +27,6 @@
           = t("contests.scoreboard.hide_offline")
       javascript:
         document.getElementById('offline').addEventListener('change', (e) => {
-          console.log('changed');
           if (e.target.checked) addParam('hide_offline', e.target.checked);
           else removeParam('hide_offline');
         })

app/views/contests/settings_general_edit.html.slim

@@ -31,4 +31,7 @@
         .form-text = t("activerecord.attributes.contest.allow_registration_description")
   .row.mt-4
     .col
-      = form.submit t("helpers.buttons.update"), class: "btn btn-primary"
+      = form.submit t("helpers.buttons.update"), class: "btn btn-primary"
+      button.btn.btn-danger.ms-3 type="button" id="contest_deletion_modal_button"
+        = t("contests.modals.destroy.button")
+      = render "modal", path: contest_path(@contest), modal_title: t("contests.modals.destroy.title", contest: @contest.name), modal_text: t("contests.modals.destroy.text", contest: @contest.name), modal_id: "contest_deletion_modal"