One-tap yes/no from the reminder, and a shorter email for returning regulars

ops/founders-break-reminder.js

@@ -118,6 +118,26 @@ function button(label, href) {
     '</td></tr></table>';
 }
 
+
+// Yes / No in one tap. The links land on the site, which posts to the same
+// /forms/rsvp the form uses, so there is no second public write endpoint.
+// {{email}} is a campaign merge field and resolves per recipient.
+function answerButtons() {
+  var yes = SITE + "/?a=yes&e={{email}}#rsvp";
+  var no = SITE + "/?a=no&e={{email}}#rsvp";
+  return '<table role="presentation" cellpadding="0" cellspacing="0" style="margin:24px 0 4px;">' +
+    '<tr>' +
+    '<td style="border-radius:10px;background:#10b981;">' +
+    '<a href="' + yes + '" style="display:inline-block;padding:13px 30px;font:700 15px/1 ' + SANS + ';color:#04140f;text-decoration:none;border-radius:10px;">Yes, I am coming</a>' +
+    '</td>' +
+    '<td style="width:12px;"></td>' +
+    '<td style="border-radius:10px;border:1px solid rgba(255,255,255,.18);">' +
+    '<a href="' + no + '" style="display:inline-block;padding:12px 26px;font:600 15px/1 ' + SANS + ';color:#c2c0d4;text-decoration:none;border-radius:10px;">Not this week</a>' +
+    '</td>' +
+    '</tr></table>' +
+    '<p style="margin:12px 0 0;font:400 13px/1.5 ' + SANS + ';color:#6f6d88;">One tap, nothing to fill in. You are already on the list either way.</p>';
+}
+
 // ── main ────────────────────────────────────────────────────────────────
 var force = !!(event && event.force);
 var now = etNow();
@@ -139,8 +159,8 @@ var when = pretty(target);
 var body =
   '<p style="margin:0;">Tomorrow night. Same tables, same time. Come build something with people who are also building something.</p>' +
   marquee(when) +
-  '<p style="margin:20px 0 0;">Still zero pool skills required. Bring a valid ID and whatever you are working on. If you know someone who should be in that room, forward this to them.</p>' +
+  '<p style="margin:20px 0 0;">Still zero pool skills required. Bring a valid ID and whatever you are working on.</p>' +
-  button("See what to expect", SITE);
+  answerButtons();
 
 var campaign = await tool("create_campaign", {
   name: "Founder's Break reminder " + target,

ops/founders-break-rsvp.js

@@ -8,7 +8,7 @@
 
 // User code is compiled as `async function (ctx) { ... }`, so the sandbox
 // capabilities arrive on ctx rather than as globals.
-var event = ctx.event, env = ctx.env, fetch = ctx.fetch, log = ctx.log;
+var event = ctx.event, env = ctx.env, fetch = ctx.fetch, log = ctx.log, kv = ctx.kv;
 
 var API = "https://api.corben.world/mcp";
 
@@ -106,11 +106,16 @@ var email = String(data.email || "").trim();
 var name = String(data.name || "").trim();
 var building = String(data.building || "").trim();
 var eventDate = String(data.event_date || "").trim();
+var attending = String(data.attending || "yes").trim().toLowerCase();
+var viaEmail = String(data.source || "") === "reminder-email";
 
 // Honeypot: a real browser never fills this.
 if (String(data.company_website || "").trim()) return { skipped: "honeypot" };
 if (!/^[^\s@]+@[^\s@]+\.[^\s@]{2,}$/.test(email)) return { skipped: "no usable email" };
 
+var seenKey = "founders-break:seen:" + email.toLowerCase();
+var returning = !!(await kv.get(seenKey));
+
 var first = name.split(/\s+/)[0] || "there";
 var last = name.split(/\s+/).slice(1).join(" ");
 var when = prettyDate(eventDate);
@@ -179,6 +184,39 @@ if (contactId) {
 }
 
 // 3. Confirmation to the person who RSVPed.
+//
+// Three cases, because the same email for all of them would be wrong: a first
+// timer needs the full invitation, somebody who already knows the drill needs
+// one line, and somebody who just said no needs nothing at all.
+var mailed = "none";
+
+if (attending === "no") {
+  // Saying no gets no email. Confirming a non-attendance by mail is noise, and
+  // the page they clicked from already told them it landed.
+  mailed = "skipped (declined)";
+} else if (returning) {
+  var backBody =
+    '<p style="margin:0;">You are down for this one, ' + esc(first) + '. Same place, same time.</p>' +
+    marquee(when) +
+    '<p style="margin:20px 0 0;">Bring whatever you are working on. If you know someone who should be in that room, forward this.</p>' +
+    button("See what to expect", SITE);
+
+  await tool("send_email", {
+    from: env.FROM,
+    to: email,
+    subject: "See you " + when,
+    html: shell({
+      headline: "You are down for " + when.split(",")[0] + ".",
+      preview: when + ", 7:00 PM at Silver Q. Free, 18+.",
+      image: HERO,
+      imageAlt: "A blueprint drawing of a pool table and the break shot.",
+      body: backBody,
+    }),
+    text: "You are down for this one, " + first + ".\n\n" + when + ", 7:00 to 9:00 PM\n" +
+      VENUE + "\n" + STREET + ", " + CITY + "\nFree to get in. 18 and over, so bring an ID.\n\n" + SITE,
+  });
+  mailed = "returning";
+} else {
   var confirmBody =
     '<p style="margin:0;">Nice one, ' + esc(first) + '. Nothing else to do now. Just turn up and find us at the tables.</p>' +
     marquee(when) +
@@ -197,11 +235,16 @@ await tool("send_email", {
       imageAlt: "A blueprint drawing of a pool table and the break shot.",
       body: confirmBody,
     }),
-  text: "Nice one, " + first + ". Nothing else to do now, just turn up and find us at the tables.\n\n" + when + ", 7:00 to 9:00 PM\n" +
+    text: "Nice one, " + first + ". Nothing else to do now, just turn up and find us at the tables.\n\n" +
-    VENUE + "\n" + STREET + ", " + CITY + "\nFree to get in. 18 and over, so bring an ID.\n\n" +
+      when + ", 7:00 to 9:00 PM\n" + VENUE + "\n" + STREET + ", " + CITY +
+      "\nFree to get in. 18 and over, so bring an ID.\n\n" +
       "You do not need to be good at pool. Bring whatever you are working on.\n" +
       "We will nudge you the day before.\n\n" + SITE,
   });
+  mailed = "first time";
+}
+
+await kv.set(seenKey, new Date().toISOString());
 
 // 4. Internal heads-up. Plain on purpose, this one is for us.
 var line = function (label, value) {
@@ -214,20 +257,26 @@ var notifyBody =
   line("Email", email) +
   line("Building", building || "did not say") +
   line("Coming to", when) +
+  line("Answer", attending === "no" ? "NOT coming this week" : "coming") +
+  line("Came from", viaEmail ? "one-click in the reminder email" : "the site form") +
   line("Mailing list", listed ? "added" : "not added, check the logs") +
-  '<p style="margin:18px 0 0;font:400 14px/1.5 ' + SANS + ';color:#8b89a6;">Their confirmation has already gone out.</p>';
+  '<p style="margin:18px 0 0;font:400 14px/1.5 ' + SANS + ';color:#8b89a6;">Confirmation sent: ' + mailed + '.</p>';
 
 await tool("send_email", {
   from: env.FROM,
   to: env.NOTIFY,
-  subject: (name || email) + " is coming on " + when,
+  subject: (name || email) + (attending === "no" ? " is OUT for " : " is coming on ") + when,
   html: shell({
-    headline: esc(name || "Someone") + " RSVPed.",
+    headline: esc(name || "Someone") + (attending === "no" ? " cannot make it." : " RSVPed."),
     preview: (name || email) + " for " + when,
     body: notifyBody,
   }),
-  text: (name || "(no name)") + " RSVPed for " + when + "\nEmail: " + email +
+  text: (name || "(no name)") + (attending === "no" ? " is NOT coming " : " RSVPed for ") + when +
-    "\nBuilding: " + (building || "did not say") + "\nList: " + (listed ? "added" : "not added"),
+    "\nEmail: " + email + "\nBuilding: " + (building || "did not say") +
+    "\nList: " + (listed ? "added" : "not added"),
 });
 
-return { ok: true, contact_id: contactId, listed: listed, event_date: eventDate };
+return {
+  ok: true, contact_id: contactId, listed: listed, event_date: eventDate,
+  attending: attending, returning: returning, confirmation: mailed, via_email: viaEmail,
+};

public/js/main.js

@@ -224,13 +224,61 @@
       });
   });
 
-  function showDone() {
+  function showDone(kind) {
     form.hidden = true;
     done.hidden = false;
+    if (kind === "no") {
+      var h = done.querySelector("h3"), p = done.querySelector("p"), ics = done.querySelector(".ics");
+      h.textContent = "No worries.";
+      p.textContent = "We have taken you off this week. You will still get next week's reminder.";
+      if (ics) ics.hidden = true;
+    }
     done.setAttribute("tabindex", "-1");
     done.focus({ preventScroll: true });
   }
 
   /* No-JS fallback lands back here with ?rsvp=ok after the plain form POST. */
-  if (new URLSearchParams(window.location.search).get("rsvp") === "ok") showDone();
+  var params = new URLSearchParams(window.location.search);
+  if (params.get("rsvp") === "ok") showDone();
+
+  /* One-click answer from the weekly reminder: ?a=yes|no&e=<address>.
+     This posts to the same /forms/rsvp the form uses rather than opening a new
+     public write endpoint, so there is exactly one path into the pipeline. */
+  var answer = params.get("a");
+  if (answer === "yes" || answer === "no") {
+    // URLSearchParams turns "+" into a space, and an address can never contain
+    // a literal space, so putting it back is safe and fixes plus-addressing.
+    var who = (params.get("e") || "").trim().replace(/ /g, "+");
+    if (!/^[^\s@]+@[^\s@]+\.[^\s@]{2,}$/.test(who)) {
+      // Bad or missing address: fall back to the normal form rather than guess.
+      status.textContent = "We could not read that link. Fill this in and you are set.";
+    } else {
+      emailField.value = who;
+      submit.setAttribute("aria-busy", "true");
+      var oneClick = new URLSearchParams();
+      oneClick.set("name", params.get("n") || who.split("@")[0]);
+      oneClick.set("email", who);
+      oneClick.set("attending", answer);
+      oneClick.set("source", "reminder-email");
+      oneClick.set("event_date", form.querySelector('[name="event_date"]').value);
+
+      fetch(form.action, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/x-www-form-urlencoded;charset=UTF-8",
+          Accept: "application/json",
+        },
+        body: oneClick.toString(),
+      })
+        .then(function (res) { if (!res.ok) throw new Error("HTTP " + res.status); return res.json().catch(function () { return {}; }); })
+        .then(function (body) {
+          if (body && body.ok === false) throw new Error("rejected");
+          showDone(answer);
+        })
+        .catch(function () {
+          submit.removeAttribute("aria-busy");
+          status.textContent = "That link did not go through. Hit RSVP below and you are set.";
+        });
+    }
+  }
 })();