feat: replan overdue Agenda deadlines (Closes #707)

frontend/agenda-replan.js

@@ -0,0 +1,79 @@
+function createAgendaReplan({ now = () => new Date(), update }) {
+  let items = [];
+  let index = 0;
+  let pending = false;
+  let active = false;
+
+  const dayKey = date => [
+    date.getFullYear(),
+    String(date.getMonth() + 1).padStart(2, '0'),
+    String(date.getDate()).padStart(2, '0'),
+  ].join('-');
+  const current = () => active ? items[index] || null : null;
+  const snapshot = () => ({
+    active,
+    index,
+    total: items.length,
+    current: current()?.key || null,
+    pending,
+  });
+  const advance = () => {
+    index += 1;
+    if (index >= items.length) active = false;
+    return { ok:true, done:!active };
+  };
+  const change = async dueDate => {
+    const item = current();
+    if (!item) return { ok:false, error:'No overdue deadline selected.' };
+    if (pending) return { ok:false, error:'Deadline update already in progress.' };
+    pending = true;
+    try {
+      await update(item, dueDate);
+      return advance();
+    } catch (error) {
+      return { ok:false, error:error?.message || 'Deadline could not be updated.' };
+    } finally {
+      pending = false;
+    }
+  };
+
+  return {
+    start(overdue) {
+      items = (overdue || []).slice().sort((left, right) =>
+        new Date(left.due_date).getTime() - new Date(right.due_date).getTime() ||
+        String(left.repository || '').localeCompare(String(right.repository || '')) ||
+        Number(left.number || 0) - Number(right.number || 0)
+      );
+      index = 0;
+      pending = false;
+      active = items.length > 0;
+      return snapshot();
+    },
+    snapshot,
+    current,
+    keep() {
+      if (pending) return Promise.resolve({ ok:false, error:'Deadline update already in progress.' });
+      if (!current()) return Promise.resolve({ ok:false, error:'No overdue deadline selected.' });
+      return Promise.resolve(advance());
+    },
+    tomorrow() {
+      const date = new Date(now());
+      date.setDate(date.getDate() + 1);
+      return change(dayKey(date) + 'T23:59:59Z');
+    },
+    choose(value) {
+      const chosen = String(value || '');
+      if (!/^\d{4}-\d{2}-\d{2}$/.test(chosen) || chosen <= dayKey(now())) {
+        return Promise.resolve({ ok:false, error:'Choose a future date.' });
+      }
+      return change(chosen + 'T23:59:59Z');
+    },
+    cancel() {
+      active = false;
+      pending = false;
+      return snapshot();
+    },
+  };
+}
+
+if (typeof module !== 'undefined' && module.exports) module.exports = createAgendaReplan;

frontend/dashboard.css

@@ -243,6 +243,14 @@ textarea { resize: vertical; min-height: 120px; }
 .draft-filing-session-actions { display:grid; grid-template-columns:1fr 1fr; gap:8px; }
 .draft-filing-session-actions button { min-height:44px; width:100%; }
 .my-work-card { min-height: 44px; display:grid; gap:8px; padding:12px; border:1px solid #1f3a5f; border-radius:12px; background:#0f1d33; color:var(--text); }
+.agenda-replan { margin:10px 0; padding:12px; border:1px solid #7c4a1d; border-radius:12px; background:#24170d; }
+.agenda-replan-launch { display:flex; align-items:center; justify-content:space-between; gap:12px; }
+.agenda-replan-launch p { margin:4px 0 0; }
+.agenda-replan-actions { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px; margin-top:10px; }
+.agenda-replan-actions button { min-height:44px; width:100%; }
+.agenda-replan-actions label { grid-column:1/-1; }
+.agenda-replan-actions input { box-sizing:border-box; min-height:44px; width:100%; max-width:100%; }
+@media(max-width:360px) { .agenda-replan-launch { align-items:stretch; flex-direction:column; } .agenda-replan-actions { grid-template-columns:1fr; } .agenda-replan-actions label { grid-column:auto; } }
 .my-work-card-main { display:block; width:100%; color:var(--text); text-align:left; font:inherit; background:transparent; border:0; padding:0; }
 .my-work-card-main.review-trigger { width:100%; text-align:left; font:inherit; }
 .my-work-card:hover { border-color:var(--accent); }

frontend/dashboard.js

@@ -149,6 +149,7 @@
   let notificationPagination = { page: 1, total: 0, has_more: false };
   let workPagination = {};
   let agendaChecking = false;
+  let agendaReplan = null;
   let hasContextSnapshot = false;
   let selectedReview = null;
   let reviewTrigger = null;
@@ -329,6 +330,62 @@
   let reviewController = null;
   let wrapPreference = null;
   const issueController = createIssueSheet({ fetchJson: fetchReviewJson, storage: localStorage });
+  function overdueAgendaItems() {
+    return agendaMyWork(activeMyWork).filter(item => item.agenda_group === 'Overdue');
+  }
+  function renderAgendaReplan() {
+    const state = agendaReplan.snapshot();
+    qs('#agenda-replan-controls').hidden = !state.active;
+    if (!state.active) return;
+    qs('#agenda-replan-progress').textContent =
+      'Overdue deadline ' + (state.index + 1) + ' of ' + state.total + ' · ' + (agendaReplan.current()?.key || '');
+  }
+  function openAgendaReplanCurrent() {
+    const item = agendaReplan.current();
+    if (!item) {
+      closeIssueSheet(false);
+      renderAgendaReplan();
+      qs('#my-work-action-status').textContent = 'Overdue sweep complete. Agenda updated.';
+      return;
+    }
+    renderAgendaReplan();
+    openIssueSheet(item, qs('#start-agenda-replan'));
+  }
+  agendaReplan = createAgendaReplan({
+    update: async (item, dueDate) => {
+      const confirmed = await issueController.updateDueDate(item, dueDate);
+      lastContextSnapshot = buildMyWork.replaceIssueDueDate(
+        lastContextSnapshot, item.repository, item.number, confirmed.due_date
+      );
+      paintMyWork(lastContextSnapshot);
+      return confirmed;
+    },
+  });
+  qs('#start-agenda-replan').addEventListener('click', () => {
+    const overdue = overdueAgendaItems();
+    agendaReplan.start(overdue);
+    openAgendaReplanCurrent();
+  });
+  async function runAgendaReplan(action) {
+    const result = await action();
+    if (!result.ok) {
+      qs('#agenda-replan-progress').textContent = result.error + ' Current deadline retained; retry.';
+      return;
+    }
+    openAgendaReplanCurrent();
+  }
+  qs('#agenda-replan-keep').addEventListener('click', () => runAgendaReplan(() => agendaReplan.keep()));
+  qs('#agenda-replan-tomorrow').addEventListener('click', () => runAgendaReplan(() => agendaReplan.tomorrow()));
+  qs('#agenda-replan-choose').addEventListener('click', () =>
+    runAgendaReplan(() => agendaReplan.choose(qs('#agenda-replan-date').value))
+  );
+  qs('#agenda-replan-cancel').addEventListener('click', () => {
+    agendaReplan.cancel();
+    closeIssueSheet(false);
+    renderAgendaReplan();
+    window.location.hash = '#/my-work/agenda';
+    qs('#my-work-action-status').textContent = 'Overdue sweep cancelled. No remaining deadline was changed.';
+  });
   const issueAttachmentController = issueAttachment.mount({
     input: qs('#issue-attachment'),
     preview: qs('#issue-attachment-preview'),
@@ -2449,6 +2506,13 @@
       filterMyWork(laterMyWork, 'all', selectedWorkMilestone) : selectedWorkFilter === 'agenda' ?
       agendaMyWork(activeMyWork) :
       filterMyWork(activeMyWork, selectedWorkFilter, selectedWorkMilestone);
+    const overdue = queueItems.filter(item => item.agenda_group === 'Overdue');
+    const replanPanel = qs('#agenda-replan');
+    replanPanel.hidden = selectedWorkFilter !== 'agenda' || overdue.length === 0;
+    if (!agendaReplan?.snapshot().active) {
+      qs('#start-agenda-replan').textContent = 'Replan overdue (' + overdue.length + ')';
+      qs('#agenda-replan-controls').hidden = true;
+    }
     const incomplete = activeWorkStreams().some(stream => workPagination[stream]?.has_more);
     const visible = findQueueItems(queueItems, queueFindQuery);
     const emptyWorkStart = qs('#empty-work-start');

frontend/index.html

@@ -193,6 +193,23 @@
         <button id="empty-work-create" type="button">Create an issue</button>
       </div>
     </section>
+    <section class="agenda-replan" id="agenda-replan" aria-labelledby="agenda-replan-heading" hidden>
+      <div class="agenda-replan-launch">
+        <div><strong id="agenda-replan-heading">Overdue deadlines</strong><p class="small muted">Make the Agenda credible without leaving the queue.</p></div>
+        <button id="start-agenda-replan" type="button">Replan overdue</button>
+      </div>
+      <div id="agenda-replan-controls" hidden>
+        <div class="small" id="agenda-replan-progress" role="status" aria-live="assertive"></div>
+        <div class="agenda-replan-actions">
+          <button id="agenda-replan-keep" type="button">Keep date &amp; next</button>
+          <button id="agenda-replan-tomorrow" type="button">Tomorrow &amp; next</button>
+          <label for="agenda-replan-date">Choose a future date</label>
+          <input id="agenda-replan-date" type="date" />
+          <button id="agenda-replan-choose" type="button">Choose date &amp; next</button>
+          <button id="agenda-replan-cancel" type="button">Cancel</button>
+        </div>
+      </div>
+    </section>
     <div class="my-work-list" id="my-work-list"></div>
     <div class="small" id="work-page-status" aria-live="polite"></div>
     <button class="load-more-work" id="load-more-work" type="button" hidden>Load older work</button>
@@ -974,6 +991,7 @@
 <script src="static/offline-work.js"></script>
 <script src="static/offline-today.js"></script>
 <script src="static/my-work.js"></script>
+<script src="static/agenda-replan.js"></script>
 <script src="static/notification-undo.js"></script>
 <script src="static/card-planning.js"></script>
 <script src="static/work-selection.js"></script>

frontend/service-worker.js

@@ -32,6 +32,7 @@ const SHELL = [
   BASE + 'static/offline-work.js',
   BASE + 'static/offline-today.js',
   BASE + 'static/my-work.js',
+  BASE + 'static/agenda-replan.js',
   BASE + 'static/notification-undo.js',
   BASE + 'static/card-planning.js',
   BASE + 'static/work-selection.js',