From f6ce0e7da2dbbe87deccd9b526abf1a410cac67e Mon Sep 17 00:00:00 2001
From: Jake Kasper <jake.kasper@hpe.com>
Date: Fri, 22 Aug 2025 14:28:56 -0400
Subject: [PATCH] applications page

---
 .../src/pages/Applications/Applications.js    | 329 +++++++++++++++++-
 1 file changed, 325 insertions(+), 4 deletions(-)

diff --git a/frontend/src/pages/Applications/Applications.js b/frontend/src/pages/Applications/Applications.js
index 5e84f4b..f506121 100644
--- a/frontend/src/pages/Applications/Applications.js
+++ b/frontend/src/pages/Applications/Applications.js
@@ -1,11 +1,332 @@
-import React from 'react';
+import React, { useState, useEffect } from 'react';
+import { 
+  PlusIcon, 
+  MapPinIcon,
+  BeakerIcon,
+  WrenchScrewdriverIcon,
+  CalculatorIcon
+} from '@heroicons/react/24/outline';
+import { propertiesAPI, productsAPI, equipmentAPI } from '../../services/api';
+import LoadingSpinner from '../../components/UI/LoadingSpinner';
+import toast from 'react-hot-toast';
 
 const Applications = () => {
+  const [showPlanForm, setShowPlanForm] = useState(false);
+  const [applications, setApplications] = useState([]);
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    fetchApplications();
+  }, []);
+
+  const fetchApplications = async () => {
+    try {
+      setLoading(true);
+      // TODO: Implement applications API endpoint
+      setApplications([]);
+    } catch (error) {
+      console.error('Failed to fetch applications:', error);
+      toast.error('Failed to load applications');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  if (loading) {
+    return (
+      <div className="p-6">
+        <div className="flex justify-center items-center h-64">
+          <LoadingSpinner size="lg" />
+        </div>
+      </div>
+    );
+  }
+
   return (
     <div className="p-6">
-      <h1 className="text-2xl font-bold text-gray-900 mb-6">Applications</h1>
-      <div className="card">
-        <p className="text-gray-600">Application management coming soon...</p>
+      <div className="flex justify-between items-center mb-6">
+        <div>
+          <h1 className="text-2xl font-bold text-gray-900">Applications</h1>
+          <p className="text-gray-600">Plan, track, and log your lawn applications</p>
+        </div>
+        <button
+          onClick={() => setShowPlanForm(true)}
+          className="btn-primary flex items-center gap-2"
+        >
+          <PlusIcon className="h-5 w-5" />
+          Plan Application
+        </button>
+      </div>
+
+      {/* Applications List */}
+      {applications.length === 0 ? (
+        <div className="card text-center py-12">
+          <CalculatorIcon className="h-16 w-16 text-gray-300 mx-auto mb-4" />
+          <h3 className="text-lg font-medium text-gray-900 mb-2">No Applications Yet</h3>
+          <p className="text-gray-600 mb-6">
+            Start by planning your first lawn application
+          </p>
+          <button
+            onClick={() => setShowPlanForm(true)}
+            className="btn-primary"
+          >
+            Plan Your First Application
+          </button>
+        </div>
+      ) : (
+        <div className="space-y-4">
+          {applications.map((application) => (
+            <div key={application.id} className="card">
+              {/* Application card content will go here */}
+              <p>Application: {application.id}</p>
+            </div>
+          ))}
+        </div>
+      )}
+
+      {/* Plan Application Modal */}
+      {showPlanForm && (
+        <ApplicationPlanModal
+          onClose={() => setShowPlanForm(false)}
+          onSubmit={(planData) => {
+            console.log('Plan submitted:', planData);
+            setShowPlanForm(false);
+            fetchApplications();
+          }}
+        />
+      )}
+    </div>
+  );
+};
+
+// Application Planning Modal Component
+const ApplicationPlanModal = ({ onClose, onSubmit }) => {
+  const [properties, setProperties] = useState([]);
+  const [products, setProducts] = useState([]);
+  const [equipment, setEquipment] = useState([]);
+  const [loading, setLoading] = useState(true);
+  
+  const [planData, setPlanData] = useState({
+    propertyId: '',
+    selectedAreas: [],
+    productId: '',
+    applicationType: '', // 'liquid' or 'granular'
+    equipmentId: '',
+    notes: ''
+  });
+
+  useEffect(() => {
+    fetchPlanningData();
+  }, []);
+
+  const fetchPlanningData = async () => {
+    try {
+      setLoading(true);
+      const [propertiesResponse, productsResponse, equipmentResponse] = await Promise.all([
+        propertiesAPI.getAll(),
+        productsAPI.getUserProducts(),
+        equipmentAPI.getAll()
+      ]);
+      
+      setProperties(propertiesResponse.data.data.properties || []);
+      setProducts(productsResponse.data.data.products || []);
+      setEquipment(equipmentResponse.data.data.equipment || []);
+    } catch (error) {
+      console.error('Failed to fetch planning data:', error);
+      toast.error('Failed to load planning data');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const selectedProperty = properties.find(p => p.id === parseInt(planData.propertyId));
+  
+  // Filter equipment based on application type
+  const availableEquipment = equipment.filter(eq => {
+    if (planData.applicationType === 'liquid') {
+      return eq.categoryName === 'Sprayer';
+    } else if (planData.applicationType === 'granular') {
+      return eq.categoryName === 'Spreader';
+    }
+    return false;
+  });
+
+  const handleSubmit = (e) => {
+    e.preventDefault();
+    
+    if (!planData.propertyId || planData.selectedAreas.length === 0) {
+      toast.error('Please select a property and at least one area');
+      return;
+    }
+    
+    if (!planData.productId) {
+      toast.error('Please select a product');
+      return;
+    }
+    
+    if (!planData.equipmentId) {
+      toast.error('Please select equipment');
+      return;
+    }
+
+    onSubmit(planData);
+  };
+
+  const handleAreaToggle = (areaId) => {
+    setPlanData(prev => ({
+      ...prev,
+      selectedAreas: prev.selectedAreas.includes(areaId)
+        ? prev.selectedAreas.filter(id => id !== areaId)
+        : [...prev.selectedAreas, areaId]
+    }));
+  };
+
+  return (
+    <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50">
+      <div className="bg-white rounded-lg p-6 w-full max-w-4xl max-h-[90vh] overflow-y-auto">
+        <h3 className="text-lg font-semibold mb-4">Plan Application</h3>
+        
+        {loading ? (
+          <LoadingSpinner />
+        ) : (
+          <form onSubmit={handleSubmit} className="space-y-6">
+            {/* Property Selection */}
+            <div>
+              <label className="label flex items-center gap-2">
+                <MapPinIcon className="h-5 w-5" />
+                Property *
+              </label>
+              <select
+                className="input"
+                value={planData.propertyId}
+                onChange={(e) => setPlanData({ ...planData, propertyId: e.target.value, selectedAreas: [] })}
+                required
+              >
+                <option value="">Select a property...</option>
+                {properties.map((property) => (
+                  <option key={property.id} value={property.id}>
+                    {property.name} - {property.address}
+                  </option>
+                ))}
+              </select>
+            </div>
+
+            {/* Area Selection */}
+            {selectedProperty && selectedProperty.sections && selectedProperty.sections.length > 0 && (
+              <div>
+                <label className="label">Application Areas *</label>
+                <div className="grid grid-cols-2 md:grid-cols-3 gap-3">
+                  {selectedProperty.sections.map((section) => (
+                    <label key={section.id} className="flex items-center">
+                      <input
+                        type="checkbox"
+                        checked={planData.selectedAreas.includes(section.id)}
+                        onChange={() => handleAreaToggle(section.id)}
+                        className="rounded border-gray-300 text-blue-600 focus:ring-blue-500"
+                      />
+                      <span className="ml-2 text-sm">
+                        {section.name} ({section.sqFt ? `${section.sqFt} sq ft` : 'No size'})
+                      </span>
+                    </label>
+                  ))}
+                </div>
+                {planData.selectedAreas.length > 0 && (
+                  <p className="text-sm text-gray-600 mt-2">
+                    Total area: {selectedProperty.sections
+                      .filter(s => planData.selectedAreas.includes(s.id))
+                      .reduce((total, s) => total + (s.sqFt || 0), 0)} sq ft
+                  </p>
+                )}
+              </div>
+            )}
+
+            {/* Product Selection */}
+            <div>
+              <label className="label flex items-center gap-2">
+                <BeakerIcon className="h-5 w-5" />
+                Product *
+              </label>
+              <select
+                className="input"
+                value={planData.productId}
+                onChange={(e) => {
+                  const selectedProduct = products.find(p => p.id === parseInt(e.target.value));
+                  setPlanData({ 
+                    ...planData, 
+                    productId: e.target.value,
+                    applicationType: selectedProduct?.applicationType || ''
+                  });
+                }}
+                required
+              >
+                <option value="">Select a product...</option>
+                {products.map((product) => (
+                  <option key={product.id} value={product.id}>
+                    {product.name} - {product.applicationType} 
+                    {product.applicationRate && ` (${product.applicationRate} ${product.applicationRateUnit})`}
+                  </option>
+                ))}
+              </select>
+            </div>
+
+            {/* Equipment Selection */}
+            {planData.applicationType && (
+              <div>
+                <label className="label flex items-center gap-2">
+                  <WrenchScrewdriverIcon className="h-5 w-5" />
+                  Equipment * ({planData.applicationType})
+                </label>
+                <select
+                  className="input"
+                  value={planData.equipmentId}
+                  onChange={(e) => setPlanData({ ...planData, equipmentId: e.target.value })}
+                  required
+                >
+                  <option value="">Select equipment...</option>
+                  {availableEquipment.map((eq) => (
+                    <option key={eq.id} value={eq.id}>
+                      {eq.customName || eq.typeName} 
+                      {eq.manufacturer && ` - ${eq.manufacturer}`}
+                      {eq.tankSizeGallons && ` (${eq.tankSizeGallons} gal)`}
+                      {eq.capacityLbs && ` (${eq.capacityLbs} lbs)`}
+                    </option>
+                  ))}
+                </select>
+                {availableEquipment.length === 0 && (
+                  <p className="text-sm text-orange-600 mt-1">
+                    No {planData.applicationType === 'liquid' ? 'sprayers' : 'spreaders'} found. 
+                    Please add equipment first.
+                  </p>
+                )}
+              </div>
+            )}
+
+            {/* Notes */}
+            <div>
+              <label className="label">Notes</label>
+              <textarea
+                className="input"
+                rows="3"
+                value={planData.notes}
+                onChange={(e) => setPlanData({ ...planData, notes: e.target.value })}
+                placeholder="Application notes, weather conditions, etc."
+              />
+            </div>
+
+            <div className="flex gap-3 pt-4">
+              <button type="submit" className="btn-primary flex-1">
+                Create Application Plan
+              </button>
+              <button
+                type="button"
+                onClick={onClose}
+                className="btn-secondary flex-1"
+              >
+                Cancel
+              </button>
+            </div>
+          </form>
+        )}
       </div>
     </div>
   );