ux: add delegations insights panel

frontend/src/pages/delegations.astro

@@ -53,6 +53,20 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
           </div>
         </details>
 
+        <details class="panel ui-card" open>
+          <summary class="panel-summary">
+            <span class="panel-title">Insights</span>
+            <span class="panel-meta">
+              <span class="ui-badge" id="badge-delegation-insights">—</span>
+            </span>
+          </summary>
+          <div class="panel-body">
+            <div id="delegation-insights" class="panel-content">
+              <p class="loading">Loading...</p>
+            </div>
+          </div>
+        </details>
+
         <div class="tabs ui-card">
           <button class="tab active" data-tab="outgoing" type="button">My Delegations</button>
           <button class="tab" data-tab="incoming" type="button">Delegated to Me</button>
@@ -400,6 +414,26 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
     color: var(--color-text-muted);
   }
 
+  .insights-body {
+    display: grid;
+    gap: 0.75rem;
+  }
+
+  .insights-title {
+    font-weight: 700;
+    letter-spacing: -0.01em;
+  }
+
+  .insights-list {
+    margin: 0;
+    padding-left: 1.1rem;
+    color: var(--color-text-muted);
+    font-size: 0.9375rem;
+    line-height: 1.5;
+    display: grid;
+    gap: 0.35rem;
+  }
+
   @media (max-width: 640px) {
     .delegate-card {
       flex-direction: column;
@@ -417,6 +451,11 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
 <script define:vars={{ apiBase }}>
   const API_URL = apiBase;
   let token = localStorage.getItem('token');
+  const delegationsState = {
+    outgoing: null,
+    incoming: null,
+    delegates: null,
+  };
 
   function escapeHtml(value) {
     return String(value || '').replace(/[&<>"']/g, function(ch) {
@@ -453,6 +492,100 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
     if (el) el.textContent = String(value);
   }
 
+  function setBadge(id, value) {
+    const el = document.getElementById(id);
+    if (!el) return;
+    const str = String(value);
+    el.textContent = str;
+    el.setAttribute('aria-label', str);
+  }
+
+  function pluralize(label, count) {
+    return count === 1 ? label : `${label}s`;
+  }
+
+  function renderDelegationInsights() {
+    const container = document.getElementById('delegation-insights');
+    if (!container) return;
+
+    const outgoing = delegationsState.outgoing;
+    const incoming = delegationsState.incoming;
+    const delegates = delegationsState.delegates;
+
+    if (!outgoing || !incoming || !delegates) {
+      container.innerHTML = '<p class="loading">Loading...</p>';
+      return;
+    }
+
+    const outgoingCount = outgoing.length;
+    const incomingCount = incoming.length;
+    const delegatesCount = delegates.length;
+
+    const bullets = [];
+    if (outgoingCount === 0) {
+      bullets.push('You are currently voting directly (no outgoing delegations).');
+    } else {
+      bullets.push(`You delegate to ${outgoingCount} ${pluralize('person', outgoingCount)}.`);
+    }
+
+    if (incomingCount === 0) {
+      bullets.push('No one has delegated to you yet.');
+    } else {
+      bullets.push(`${incomingCount} ${pluralize('person', incomingCount)} delegated votes to you—check if any are community-scoped.`);
+    }
+
+    if (delegatesCount === 0) {
+      bullets.push('No delegates are available yet.');
+    } else {
+      bullets.push(`${delegatesCount} available ${pluralize('delegate', delegatesCount)} to choose from.`);
+    }
+
+    if (outgoingCount > 0 && incomingCount > 0) {
+      bullets.push('You both delegate and receive delegation—double-check your responsibilities before voting.');
+    }
+
+    const actions = [];
+    if (outgoingCount === 0) {
+      actions.push({ action: 'new', label: 'Create Delegation', kind: 'primary' });
+    } else {
+      actions.push({ action: 'tab-outgoing', label: 'Review My Delegations', kind: 'secondary' });
+    }
+
+    if (incomingCount > 0) {
+      actions.push({ action: 'tab-incoming', label: 'Review Incoming', kind: 'secondary' });
+    }
+
+    actions.push({ action: 'tab-delegates', label: 'Find Delegates', kind: 'secondary' });
+
+    setBadge('badge-delegation-insights', bullets.length);
+
+    container.innerHTML = `
+      <div class="insights-body">
+        <div class="insights-title">What stands out</div>
+        <ul class="insights-list">
+          ${bullets.map((b) => `<li>${escapeHtml(b)}</li>`).join('')}
+        </ul>
+        <div class="panel-actions">
+          ${actions.map((a) => `<button type="button" class="ui-btn ui-btn-${a.kind}" data-insight-action="${a.action}">${escapeHtml(a.label)}</button>`).join('')}
+        </div>
+      </div>
+    `;
+
+    container.querySelectorAll('[data-insight-action]').forEach((btn) => {
+      btn.addEventListener('click', () => {
+        const action = btn.getAttribute('data-insight-action') || '';
+        if (action === 'new') {
+          document.getElementById('new-delegation-btn-secondary')?.click();
+          return;
+        }
+        if (action.startsWith('tab-')) {
+          const tab = action.replace('tab-', '');
+          document.querySelector(`.tab[data-tab="${tab}"]`)?.click();
+        }
+      });
+    });
+  }
+
   async function init() {
     if (!token) {
       document.getElementById('auth-check').style.display = 'block';
@@ -462,6 +595,8 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
     document.getElementById('auth-check').style.display = 'none';
     document.getElementById('delegations-content').style.display = 'block';
 
+    renderDelegationInsights();
+    
     document.getElementById('new-delegation-btn')?.setAttribute('style', 'display:inline-flex;');
 
     await Promise.all([
@@ -531,8 +666,10 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
         headers: { 'Authorization': `Bearer ${token}` }
       });
       const delegations = await res.json();
+      delegationsState.outgoing = delegations;
 
       setText('kpi-outgoing', delegations.length);
+      renderDelegationInsights();
       
       if (delegations.length === 0) {
         container.innerHTML = '<div class="empty-state">No active delegations. Create one to delegate your voting power.</div>';
@@ -581,8 +718,10 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
         headers: { 'Authorization': `Bearer ${token}` }
       });
       const delegations = await res.json();
+      delegationsState.incoming = delegations;
 
       setText('kpi-incoming', delegations.length);
+      renderDelegationInsights();
       
       if (delegations.length === 0) {
         container.innerHTML = '<div class="empty-state">No one has delegated votes to you yet.</div>';
@@ -618,8 +757,10 @@ import DelegationGraph from '../components/voting/DelegationGraph.astro';
     try {
       const res = await fetch(`${API_URL}/api/delegates`);
       const delegates = await res.json();
+      delegationsState.delegates = delegates;
 
       setText('kpi-delegates', delegates.length);
+      renderDelegationInsights();
       
       if (delegates.length === 0) {
         container.innerHTML = '<div class="empty-state">No delegates available yet.</div>';