import React from 'react';
import { Routes, Route, Navigate, useLocation } from 'react-router-dom';
import { useAuth } from './context/AuthContext';
import Layout from './components/Layout';
import Login from './pages/Login';
import Landing from './pages/Landing';
import Dashboard from './pages/Dashboard';
import Maps from './pages/Maps';
import AdminSchedule from './pages/AdminSchedule';
import CustomerProfile from './pages/CustomerProfile';
import LeaderboardPage from './pages/LeaderboardPage';
import ErrorBoundary from './components/ErrorBoundary';
import SmoothScroll from './components/SmoothScroll';
import { Toaster } from 'sonner';
import NotFound from './pages/NotFound';
import OwnerSnapshot from './pages/owner/OwnerSnapshot';
import PeopleDirectory from './pages/owner/PeopleDirectory';
import VendorDirectory from './pages/owner/VendorDirectory';
import DocumentManagement from './pages/owner/DocumentManagement';
import OwnerProjectList from './pages/owner/OwnerProjectList';
import OwnerProjectDetail from './pages/owner/OwnerProjectDetail';
import OrgSettings from './pages/owner/OrgSettings';
import SubcontractorTasksPage from './pages/owner/SubcontractorTasksPage';
import PlaceholderDashboard from './pages/PlaceholderDashboard';
import ProCanvas from './pages/ProCanvas';
import ProjectList from './pages/contractor/ProjectList';
import AiAssistantPage from './pages/AiAssistantPage';
import EstimateBuilder from './pages/EstimateBuilder';
// New Dashboards
import VendorDashboard from './pages/vendor/VendorDashboard';
import VendorOrders from './pages/vendor/VendorOrders';
import ContractorDashboard from './pages/contractor/ContractorDashboard';
import SubContractorDashboard from './pages/subcontractor/SubContractorDashboard';
import SubcontractorTaskDetailPage from './pages/subcontractor/SubcontractorTaskDetailPage';
import CreateLeadPage from './pages/CreateLeadPage';
import LeadsListPage from './pages/LeadsListPage';
import LeadDetailPage from './pages/LeadDetailPage';
import LynkDispatchPage from './pages/LynkDispatchPage';
import EstimatesPage from './pages/EstimatesPage';
import KanbanPage from './pages/KanbanPage';
import LeadProjectPage from './pages/LeadProjectPage';
import StormIntelPage from './pages/StormIntelPage';
import FieldStormZonePage from './pages/FieldStormZonePage';

// ... (existing imports)
const ProtectedRoute = ({ children, allowedRoles }) => {
  const { user, isAuthenticated } = useAuth();
  const location = useLocation();

  if (!isAuthenticated) {
    return <Navigate to="/login" state={{ from: location }} replace />;
  }

  if (allowedRoles && !allowedRoles.includes(user.role)) {
    // If user is employee but wrong role, go to their default dashboard
    // For now, just redirect to home or show unauthorized
    return <Navigate to="/" replace />;
  }

  return children;
};

function App() {
  return (
    <ErrorBoundary>
      <Toaster position="top-right" richColors closeButton expand={true} />
      <SmoothScroll>
        <Routes>
          <Route element={<Layout />}>
            {/* Public Routes */}
            <Route path="/" element={<Landing />} />
            <Route path="/login" element={<Login />} />
            <Route
              path="/chat-assistant"
              element={
                <ProtectedRoute allowedRoles={['OWNER', 'ADMIN', 'FIELD_AGENT', 'CONTRACTOR', 'SUBCONTRACTOR', 'CUSTOMER']}>
                  <AiAssistantPage />
                </ProtectedRoute>
              }
            />

            {/* Protected Field Agent Routes */}
            <Route path="/portal/profile" element={
              <ProtectedRoute allowedRoles={['CUSTOMER']}>
                <CustomerProfile />
              </ProtectedRoute>
            } />

            <Route
              path="/emp/fa/dashboard"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <Dashboard />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/maps"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <Maps />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/pro-canvas"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <ProCanvas />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/estimates"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <EstimatesPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/kanban"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <KanbanPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/leads/view/:leadId"
              element={
                <ProtectedRoute allowedRoles={['OWNER', 'ADMIN', 'FIELD_AGENT']}>
                  <LeadDetailPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/leads/:leadId"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <LeadProjectPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/estimate"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <EstimateBuilder />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/leads"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <LeadsListPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/emp/fa/leads/new"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <CreateLeadPage />
                </ProtectedRoute>
              }
            />
            {/* Owner Routes */}
            <Route path="/owner/snapshot" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <OwnerSnapshot />
              </ProtectedRoute>
            } />
            <Route path="/owner/people" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <PeopleDirectory />
              </ProtectedRoute>
            } />
            <Route path="/owner/vendors" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <VendorDirectory />
              </ProtectedRoute>
            } />
            <Route path="/owner/documents" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <DocumentManagement />
              </ProtectedRoute>
            } />
            <Route path="/owner/projects" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <OwnerProjectList />
              </ProtectedRoute>
            } />
            <Route path="/owner/projects/:projectId" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <OwnerProjectDetail />
              </ProtectedRoute>
            } />
            {/* Unified project detail — won leads and projects share this page (interim coarse guard; ABAC policy guard lands in Phase 8) */}
            <Route path="/projects/:projectId" element={
              <ProtectedRoute allowedRoles={['OWNER', 'ADMIN', 'FIELD_AGENT']}>
                <OwnerProjectDetail />
              </ProtectedRoute>
            } />
            <Route path="/owner/maps" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <Maps />
              </ProtectedRoute>
            } />
            <Route path="/owner/pro-canvas" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <ProCanvas />
              </ProtectedRoute>
            } />
            <Route path="/owner/estimates" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <EstimatesPage />
              </ProtectedRoute>
            } />
            <Route path="/owner/kanban" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <KanbanPage />
              </ProtectedRoute>
            } />
            <Route path="/owner/leads/:leadId" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <LeadProjectPage />
              </ProtectedRoute>
            } />
            <Route path="/owner/estimate" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <EstimateBuilder />
              </ProtectedRoute>
            } />
            <Route path="/owner/settings" element={
              <ProtectedRoute allowedRoles={['OWNER','ADMIN']}>
                <OrgSettings />
              </ProtectedRoute>
            } />
            <Route path="/admin/settings" element={
              <ProtectedRoute allowedRoles={['ADMIN']}>
                <OrgSettings />
              </ProtectedRoute>
            } />
            <Route path="/owner/subcontractor-tasks" element={
              <ProtectedRoute allowedRoles={['OWNER']}>
                <SubcontractorTasksPage />
              </ProtectedRoute>
            } />
            <Route path="/admin/subcontractor-tasks" element={
              <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                <SubcontractorTasksPage />
              </ProtectedRoute>
            } />

            {/* Protected Admin Routes — Owner has full admin access */}
            <Route
              path="/admin/dashboard"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <Dashboard />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/schedule"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <AdminSchedule />
                </ProtectedRoute>
              }
            />

            <Route
              path="/admin/leaderboard"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <LeaderboardPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/dispatch"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <LynkDispatchPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/owner/dispatch"
              element={
                <ProtectedRoute allowedRoles={['OWNER']}>
                  <LynkDispatchPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/storm-intel"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <StormIntelPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/owner/storm-intel"
              element={
                <ProtectedRoute allowedRoles={['OWNER']}>
                  <StormIntelPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/field/storm-zones"
              element={
                <ProtectedRoute allowedRoles={['FIELD_AGENT', 'ADMIN', 'OWNER']}>
                  <FieldStormZonePage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/maps"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <Maps />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/pro-canvas"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <ProCanvas />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/estimates"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <EstimatesPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/kanban"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <KanbanPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/leads/:leadId"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <LeadProjectPage />
                </ProtectedRoute>
              }
            />
            <Route
              path="/admin/estimate"
              element={
                <ProtectedRoute allowedRoles={['ADMIN', 'OWNER']}>
                  <EstimateBuilder />
                </ProtectedRoute>
              }
            />

            {/* Contractor Routes */}
            <Route path="/contractor/dashboard" element={
              <ProtectedRoute allowedRoles={['CONTRACTOR']}>
                <ContractorDashboard />
              </ProtectedRoute>
            } />
            <Route path="/contractor/projects" element={
              <ProtectedRoute allowedRoles={['CONTRACTOR']}>
                <ProjectList />
              </ProtectedRoute>
            } />

            {/* Vendor Routes */}
            <Route path="/vendor/dashboard" element={
              <ProtectedRoute allowedRoles={['VENDOR']}>
                <VendorDashboard />
              </ProtectedRoute>
            } />
            <Route path="/vendor/orders" element={
              <ProtectedRoute allowedRoles={['VENDOR']}>
                <VendorOrders />
              </ProtectedRoute>
            } />

            {/* Subcontractor Routes */}
            <Route path="/subcontractor/dashboard" element={
              <ProtectedRoute allowedRoles={['SUBCONTRACTOR']}>
                <SubContractorDashboard />
              </ProtectedRoute>
            } />
            <Route path="/subcontractor/projects" element={
              <ProtectedRoute allowedRoles={['SUBCONTRACTOR']}>
                <ProjectList />
              </ProtectedRoute>
            } />
            <Route path="/subcontractor/tasks/:taskId" element={
              <ProtectedRoute allowedRoles={['SUBCONTRACTOR']}>
                <SubcontractorTaskDetailPage />
              </ProtectedRoute>
            } />
          </Route>

          {/* Catch all */}
          <Route path="*" element={<NotFound />} />
        </Routes>
      </SmoothScroll>
    </ErrorBoundary >
  );
}

export default App;