feat: add task filtering and search (#16)

public/app.js

@@ -68,6 +68,112 @@ const COLUMNS = {
 };
 
 let wikiPages = [];
+let allTasks = [];
+let taskFilters = { search: '', status: '', assignee: '', priority: '' };
+
+async function loadTasks() {
+  const res = await fetch('/api/tasks');
+  allTasks = await res.json();
+  
+  // Populate assignee filter dropdown
+  const assigneeFilter = document.getElementById('filter-assignee');
+  if (assigneeFilter) {
+    const assignees = [...new Set(allTasks.map(t => t.assignee).filter(Boolean))];
+    assigneeFilter.innerHTML = '<option value="">All Assignees</option>' +
+      assignees.map(a => `<option value="${a}">${a}</option>`).join('');
+  }
+  
+  applyTaskFilters();
+}
+
+function applyTaskFilters() {
+  let filtered = [...allTasks];
+  
+  // Search filter
+  if (taskFilters.search) {
+    const search = taskFilters.search.toLowerCase();
+    filtered = filtered.filter(t => 
+      t.title.toLowerCase().includes(search) ||
+      (t.description && t.description.toLowerCase().includes(search))
+    );
+  }
+  
+  // Status filter
+  if (taskFilters.status) {
+    filtered = filtered.filter(t => t.status === taskFilters.status);
+  }
+  
+  // Assignee filter
+  if (taskFilters.assignee) {
+    filtered = filtered.filter(t => t.assignee === taskFilters.assignee);
+  }
+  
+  // Priority filter
+  if (taskFilters.priority) {
+    filtered = filtered.filter(t => t.priority === taskFilters.priority);
+  }
+  
+  // Reset columns
+  Object.keys(COLUMNS).forEach((status) => {
+    COLUMNS[status].tasks = [];
+  });
+  
+  // Distribute filtered tasks to columns
+  filtered.forEach((task) => {
+    if (COLUMNS[task.status]) {
+      COLUMNS[task.status].tasks.push(task);
+    }
+  });
+  
+  renderBoard();
+}
+
+function initTaskFilters() {
+  const searchInput = document.getElementById('task-search');
+  const statusFilter = document.getElementById('filter-status');
+  const assigneeFilter = document.getElementById('filter-assignee');
+  const priorityFilter = document.getElementById('filter-priority');
+  const clearBtn = document.getElementById('clear-filters');
+  
+  if (searchInput) {
+    searchInput.addEventListener('input', (e) => {
+      taskFilters.search = e.target.value;
+      applyTaskFilters();
+    });
+  }
+  
+  if (statusFilter) {
+    statusFilter.addEventListener('change', (e) => {
+      taskFilters.status = e.target.value;
+      applyTaskFilters();
+    });
+  }
+  
+  if (assigneeFilter) {
+    assigneeFilter.addEventListener('change', (e) => {
+      taskFilters.assignee = e.target.value;
+      applyTaskFilters();
+    });
+  }
+  
+  if (priorityFilter) {
+    priorityFilter.addEventListener('change', (e) => {
+      taskFilters.priority = e.target.value;
+      applyTaskFilters();
+    });
+  }
+  
+  if (clearBtn) {
+    clearBtn.addEventListener('click', () => {
+      taskFilters = { search: '', status: '', assignee: '', priority: '' };
+      if (searchInput) searchInput.value = '';
+      if (statusFilter) statusFilter.value = '';
+      if (assigneeFilter) assigneeFilter.value = '';
+      if (priorityFilter) priorityFilter.value = '';
+      applyTaskFilters();
+    });
+  }
+}
 let currentWikiPage = null;
 let allAgents = [];
 let usageStats = null;
@@ -225,6 +331,7 @@ function initTasksPage() {
     loadTasks();
   });
 
+  initTaskFilters();
   populateAgentDropdown();
   loadTasks();
 }

public/styles.css

@@ -938,3 +938,65 @@ label {
 .activity-desc {
   flex: 1;
 }
+
+/* Task Controls */
+.task-controls {
+  display: flex;
+  gap: 1rem;
+  margin-bottom: 1.5rem;
+  flex-wrap: wrap;
+}
+
+.task-search {
+  flex: 1;
+  min-width: 200px;
+}
+
+.task-search input {
+  width: 100%;
+  padding: 0.75rem 1rem;
+  background: var(--card-bg);
+  border: 1px solid var(--border-color);
+  border-radius: 8px;
+  color: var(--text-primary);
+  font-size: 0.95rem;
+}
+
+.task-search input:focus {
+  outline: none;
+  border-color: var(--primary);
+}
+
+.task-filters {
+  display: flex;
+  gap: 0.5rem;
+  flex-wrap: wrap;
+}
+
+.task-filters select {
+  padding: 0.75rem 1rem;
+  background: var(--card-bg);
+  border: 1px solid var(--border-color);
+  border-radius: 8px;
+  color: var(--text-primary);
+  cursor: pointer;
+}
+
+.task-filters select:focus {
+  outline: none;
+  border-color: var(--primary);
+}
+
+@media (max-width: 768px) {
+  .task-controls {
+    flex-direction: column;
+  }
+  
+  .task-filters {
+    width: 100%;
+  }
+  
+  .task-filters select {
+    flex: 1;
+  }
+}

views/tasks.html

@@ -1,4 +1,31 @@
 <section id="page-tasks" class="page active">
+  <div class="task-controls">
+    <div class="task-search">
+      <input type="text" id="task-search" placeholder="🔍 Search tasks..." />
+    </div>
+    <div class="task-filters">
+      <select id="filter-status">
+        <option value="">All Statuses</option>
+        <option value="Backlog">Backlog</option>
+        <option value="Todo">Todo</option>
+        <option value="In Progress">In Progress</option>
+        <option value="Review">Review</option>
+        <option value="Done">Done</option>
+      </select>
+      <select id="filter-assignee">
+        <option value="">All Assignees</option>
+      </select>
+      <select id="filter-priority">
+        <option value="">All Priorities</option>
+        <option value="Critical">Critical</option>
+        <option value="High">High</option>
+        <option value="Medium">Medium</option>
+        <option value="Low">Low</option>
+      </select>
+      <button id="clear-filters" class="btn-secondary">Clear Filters</button>
+    </div>
+  </div>
+
   <div class="composer">
     <h2>Create Task</h2>
     <form id="task-form">