1 files changed, 73 insertions, 0 deletions
diff --git a/users/grfn/bbbg/resources/public/main.js b/users/grfn/bbbg/resources/public/main.js
new file mode 100644
index 000000000000..87c0b64d0a37
--- /dev/null
+++ b/users/grfn/bbbg/resources/public/main.js
@@ -0,0 +1,73 @@
+window.onload = () => {
+  const input = document.getElementById("name-autocomplete");
+  if (input != null) {
+    const attendeeList = document.getElementById("attendees-list");
+    const filterAttendees = (filter) => {
+      if (filter == "") {
+        for (let elt of attendeeList.querySelectorAll("li")) {
+          elt.classList.remove("hidden");
+        }
+
+        return;
+      }
+
+      let re = "";
+      for (let c of filter) {
+        re += `${c}.*`;
+      }
+      let filterRe = new RegExp(re, "i");
+
+      for (let elt of attendeeList.querySelectorAll("li")) {
+        const attendee = JSON.parse(elt.dataset.attendee);
+        if (attendee["bbbg.attendee/meetup-name"].match(filterRe) == null) {
+          elt.classList.add("hidden");
+        } else {
+          elt.classList.remove("hidden");
+        }
+      }
+    };
+
+    const attendeeIDInput = document.getElementById("attendee-id");
+    const submit = document.querySelector("#submit-button");
+    const signupForm = document.getElementById("signup-form");
+
+    input.oninput = (e) => {
+      filterAttendees(e.target.value);
+      attendeeIDInput.value = null;
+      submit.classList.add("hidden");
+      submit.setAttribute("disabled", "disabled");
+      signupForm.setAttribute("disabled", "disabled");
+    };
+
+    attendeeList.addEventListener("click", (e) => {
+      if (!(e.target instanceof HTMLLIElement)) {
+        return;
+      }
+      if (e.target.dataset.attendee == null) {
+        return;
+      }
+
+      const attendee = JSON.parse(e.target.dataset.attendee);
+      input.value = attendee["bbbg.attendee/meetup-name"];
+      attendeeIDInput.value = attendee["bbbg.attendee/id"];
+
+      submit.classList.remove("hidden");
+      submit.removeAttribute("disabled");
+      signupForm.removeAttribute("disabled");
+    });
+  }
+
+  document.querySelectorAll("form").forEach((form) => {
+    form.addEventListener("submit", (e) => {
+      if (e.target.attributes.disabled) {
+        e.preventDefault();
+      }
+
+      const confirmMessage = e.target.dataset.confirm;
+      if (confirmMessage != null && !confirm(confirmMessage)) {
+        e.stopImmediatePropagation();
+        e.preventDefault();
+      }
+    });
+  });
+};