Update frontend to allow categories

app/dashboard/categories/page.tsx

@@ -0,0 +1,282 @@
+"use client";
+
+import { useState, useEffect } from "react";
+import Layout from "@/components/layout/layout";
+import { Button } from "@/components/ui/button";
+import { Input } from "@/components/ui/input";
+import { Plus, Pencil, Trash2, ChevronRight, ChevronDown } from "lucide-react";
+import { toast } from "sonner";
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from "@/components/ui/select";
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogTitle,
+} from "@/components/ui/alert-dialog";
+import { apiRequest } from "@/lib/storeHelper";
+import type { Category } from "@/models/categories";
+import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
+
+export default function CategoriesPage() {
+  const [categories, setCategories] = useState<Category[]>([]);
+  const [newCategoryName, setNewCategoryName] = useState("");
+  const [selectedParentId, setSelectedParentId] = useState<string>("");
+  const [editingCategory, setEditingCategory] = useState<Category | null>(null);
+  const [categoryToDelete, setCategoryToDelete] = useState<Category | null>(null);
+
+  const rootCategories = categories.filter(cat => !cat.parentId);
+  
+  const getSubcategories = (parentId: string) => 
+    categories.filter(cat => cat.parentId === parentId);
+
+  useEffect(() => {
+    fetchCategories();
+  }, []);
+
+  const fetchCategories = async () => {
+    try {
+      const fetchedCategories = await apiRequest("/categories", "GET");
+      setCategories(fetchedCategories);
+    } catch (error) {
+      toast.error("Failed to fetch categories");
+    }
+  };
+
+  const handleAddCategory = async () => {
+    if (!newCategoryName.trim()) {
+      toast.error("Category name cannot be empty");
+      return;
+    }
+
+    try {
+      const response = await apiRequest("/categories", "POST", {
+        name: newCategoryName,
+        parentId: selectedParentId || undefined,
+      });
+
+      setCategories([...categories, response]);
+      setNewCategoryName("");
+      setSelectedParentId("");
+      toast.success("Category added successfully");
+    } catch (error) {
+      toast.error("Failed to add category");
+    }
+  };
+
+  const handleUpdateCategory = async (categoryId: string, newName: string) => {
+    try {
+      const response = await apiRequest(`/categories/${categoryId}`, "PUT", {
+        name: newName,
+      });
+
+      setCategories(categories.map(cat => 
+        cat._id === categoryId ? { ...cat, name: newName } : cat
+      ));
+      setEditingCategory(null);
+      toast.success("Category updated successfully");
+    } catch (error) {
+      toast.error("Failed to update category");
+    }
+  };
+
+  const handleDeleteConfirm = async () => {
+    if (!categoryToDelete) return;
+
+    try {
+      await apiRequest(`/categories/${categoryToDelete._id}`, "DELETE");
+      setCategories(categories.filter(cat => cat._id !== categoryToDelete._id));
+      toast.success("Category deleted successfully");
+      setCategoryToDelete(null);
+    } catch (error) {
+      console.error("Failed to delete category:", error);
+      toast.error("Failed to delete category");
+    }
+  };
+
+  const renderCategoryItem = (category: Category, level: number = 0) => {
+    const subcategories = getSubcategories(category._id);
+    const hasSubcategories = subcategories.length > 0;
+    const isEditing = editingCategory?._id === category._id;
+    
+    return (
+      <div key={category._id} className="space-y-1">
+        <div 
+          className={`group flex items-center p-2 rounded-md hover:bg-gray-100 dark:hover:bg-gray-800 transition-colors
+            ${isEditing ? 'bg-gray-100 dark:bg-gray-800' : ''}`}
+          style={{ marginLeft: `${level * 24}px` }}
+        >
+          {hasSubcategories && (
+            <ChevronRight className="h-4 w-4 mr-2 text-muted-foreground" />
+          )}
+          <div className="flex-1 flex items-center space-x-2">
+            {isEditing ? (
+              <Input
+                value={editingCategory?.name || ""}
+                onChange={(e) => setEditingCategory(prev => prev ? { ...prev, name: e.target.value } : prev)}
+                className="h-8 max-w-[200px]"
+                autoFocus
+                onKeyDown={(e) => {
+                  if (e.key === 'Enter' && editingCategory) {
+                    handleUpdateCategory(category._id, editingCategory.name);
+                  } else if (e.key === 'Escape') {
+                    setEditingCategory(null);
+                  }
+                }}
+              />
+            ) : (
+              <span className="text-sm font-medium">{category.name}</span>
+            )}
+          </div>
+          <div className="flex items-center space-x-1 opacity-0 group-hover:opacity-100 transition-opacity">
+            {isEditing ? (
+              <>
+                <Button
+                  size="sm"
+                  variant="ghost"
+                  className="h-8 px-2 text-green-600 hover:text-green-700 hover:bg-green-50"
+                  onClick={() => editingCategory && handleUpdateCategory(category._id, editingCategory.name)}
+                >
+                  Save
+                </Button>
+                <Button
+                  size="sm"
+                  variant="ghost"
+                  className="h-8 px-2"
+                  onClick={() => setEditingCategory(null)}
+                >
+                  Cancel
+                </Button>
+              </>
+            ) : (
+              <>
+                <Button
+                  size="sm"
+                  variant="ghost"
+                  className="h-8 w-8 p-0 text-blue-500 hover:text-blue-600 hover:bg-blue-50"
+                  onClick={() => setEditingCategory(category)}
+                >
+                  <Pencil className="h-4 w-4" />
+                </Button>
+                <Button
+                  size="sm"
+                  variant="ghost"
+                  className="h-8 w-8 p-0 text-red-500 hover:text-red-600 hover:bg-red-50"
+                  onClick={() => setCategoryToDelete(category)}
+                >
+                  <Trash2 className="h-4 w-4" />
+                </Button>
+              </>
+            )}
+          </div>
+        </div>
+        {subcategories.map(subcat => renderCategoryItem(subcat, level + 1))}
+      </div>
+    );
+  };
+
+  return (
+    <Layout>
+      <div className="max-w-4xl mx-auto space-y-6 p-6">
+        <div className="flex items-center justify-between">
+          <h1 className="text-3xl font-bold tracking-tight">Categories</h1>
+        </div>
+
+        <Card>
+          <CardHeader>
+            <CardTitle className="text-xl font-semibold">Add New Category</CardTitle>
+          </CardHeader>
+          <CardContent>
+            <div className="flex items-end gap-4">
+              <div className="flex-1 space-y-2">
+                <label className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">
+                  Category Name
+                </label>
+                <Input
+                  value={newCategoryName}
+                  onChange={(e) => setNewCategoryName(e.target.value)}
+                  placeholder="Enter category name"
+                  className="h-9"
+                />
+              </div>
+              <div className="flex-1 space-y-2">
+                <label className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">
+                  Parent Category
+                </label>
+                <Select
+                  value={selectedParentId || "none"}
+                  onValueChange={setSelectedParentId}
+                >
+                  <SelectTrigger className="h-9">
+                    <SelectValue placeholder="Select parent category" />
+                  </SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="none">No parent (root category)</SelectItem>
+                    {categories.map((cat) => (
+                      <SelectItem key={cat._id} value={cat._id}>
+                        {cat.name}
+                      </SelectItem>
+                    ))}
+                  </SelectContent>
+                </Select>
+              </div>
+              <Button onClick={handleAddCategory} className="h-9">
+                <Plus className="h-4 w-4 mr-2" />
+                Add Category
+              </Button>
+            </div>
+          </CardContent>
+        </Card>
+
+        <Card>
+          <CardHeader>
+            <CardTitle className="text-xl font-semibold">Category List</CardTitle>
+          </CardHeader>
+          <CardContent>
+            <div className="space-y-1">
+              {rootCategories.length === 0 ? (
+                <p className="text-sm text-muted-foreground text-center py-4">
+                  No categories yet. Add your first category above.
+                </p>
+              ) : (
+                rootCategories.map(category => renderCategoryItem(category))
+              )}
+            </div>
+          </CardContent>
+        </Card>
+
+        {/* Delete Confirmation Dialog */}
+        <AlertDialog open={!!categoryToDelete} onOpenChange={() => setCategoryToDelete(null)}>
+          <AlertDialogContent>
+            <AlertDialogHeader>
+              <AlertDialogTitle>Are you absolutely sure?</AlertDialogTitle>
+              <AlertDialogDescription>
+                This will permanently delete the category &quot;{categoryToDelete?.name}&quot;
+                {getSubcategories(categoryToDelete?._id || "").length > 0 && 
+                  " and all its subcategories"}. This action cannot be undone.
+              </AlertDialogDescription>
+            </AlertDialogHeader>
+            <AlertDialogFooter>
+              <AlertDialogCancel>Cancel</AlertDialogCancel>
+              <AlertDialogAction
+                onClick={handleDeleteConfirm}
+                className="bg-red-500 hover:bg-red-600"
+              >
+                Delete
+              </AlertDialogAction>
+            </AlertDialogFooter>
+          </AlertDialogContent>
+        </AlertDialog>
+      </div>
+    </Layout>
+  );
+} 

app/dashboard/products/page.tsx

@@ -14,11 +14,13 @@ import {
 } from "@/lib/productData";
 import { ProductModal } from "@/components/modals/product-modal";
 import ProductTable from "@/components/tables/product-table";
+import { Category } from "@/models/categories"
+
 
 export default function ProductsPage() {
   const router = useRouter();
   const [products, setProducts] = useState<Product[]>([]);
-  const [categories, setCategories] = useState<any[]>([]);
+  const [categories, setCategories] = useState<Category[]>([]);
   const [loading, setLoading] = useState<boolean>(true);
   const [modalOpen, setModalOpen] = useState<boolean>(false);
   const [editing, setEditing] = useState<boolean>(false);
@@ -47,14 +49,8 @@ export default function ProductsPage() {
     const fetchDataAsync = async () => {
       try {
         const [fetchedProducts, fetchedCategories] = await Promise.all([
-          fetchProductData(
+          fetchProductData(`${process.env.NEXT_PUBLIC_API_URL}/products`, authToken),
-            `${process.env.NEXT_PUBLIC_API_URL}/products`,
+          fetchProductData(`${process.env.NEXT_PUBLIC_API_URL}/categories`, authToken),
-            authToken
-          ),
-          fetchProductData(
-            `${process.env.NEXT_PUBLIC_API_URL}/categories`,
-            authToken
-          ),
         ]);
 
         console.log("Fetched Products:", fetchedProducts);
@@ -207,7 +203,12 @@ export default function ProductsPage() {
   // Get category name by ID
   const getCategoryNameById = (categoryId: string): string => {
     const category = categories.find((cat) => cat._id === categoryId);
-    return category ? category.name : "Unknown Category";
+    if (!category) return "Unknown Category";
+    if (category.parentId) {
+      const parent = categories.find((cat) => cat._id === category.parentId);
+      return parent ? `${parent.name} > ${category.name}` : category.name;
+    }
+    return category.name;
   };
 
   return (

components/layout/layout.tsx

@@ -21,7 +21,7 @@ export default function Layout({ children }: LayoutProps) {
     <div className={`flex h-screen ${theme === "dark" ? "dark" : ""}`}>
       <Sidebar />
       <div className="w-full flex flex-1 flex-col">
-        <main className="flex-1 overflow-auto p-6 dak:bg-[#0F0F12]">{children}</main>
+        <main className="flex-1 overflow-auto p-6 dark:bg-[#0F0F12]">{children}</main>
       </div>
     </div>
   )

components/layout/nav-item.tsx

@@ -1,6 +1,6 @@
 import Link from "next/link"
 import type { LucideIcon } from "lucide-react"
-import type React from "react" // Added import for React
+import type React from "react"
 
 interface NavItemProps {
   href: string

components/modals/product-modal.tsx

@@ -8,7 +8,9 @@ import { Textarea } from "@/components/ui/textarea";
 import {
   Select,
   SelectContent,
+  SelectGroup,
   SelectItem,
+  SelectLabel,
   SelectTrigger,
   SelectValue,
 } from "@/components/ui/select";
@@ -21,10 +23,10 @@ import { Plus } from "lucide-react";
 import { apiRequest } from "@/lib/storeHelper";
 
 type CategorySelectProps = {
-  categories: { _id: string; name: string }[];
+  categories: { _id: string; name: string; parentId?: string }[];
   value: string;
   setProductData: React.Dispatch<React.SetStateAction<ProductData>>;
-  onAddCategory: (newCategory: { _id: string; name: string }) => void;
+  onAddCategory: (newCategory: { _id: string; name: string; parentId?: string }) => void;
 };
 
 export const ProductModal: React.FC<ProductModalProps> = ({
@@ -101,7 +103,7 @@ export const ProductModal: React.FC<ProductModalProps> = ({
     onClose();
   };
 
-  const handleAddCategory = (newCategory: { _id: string; name: string }) => {
+  const handleAddCategory = (newCategory: { _id: string; name: string; parentId?: string }) => {
     setLocalCategories((prev) => [...prev, newCategory]);
   };
 
@@ -167,9 +169,9 @@ export const ProductModal: React.FC<ProductModalProps> = ({
 const ProductBasicInfo: React.FC<{
   productData: ProductData;
   handleChange: (e: React.ChangeEvent<HTMLInputElement | HTMLTextAreaElement>) => void;
-  categories: { _id: string; name: string }[];
+  categories: { _id: string; name: string; parentId?: string }[];
   setProductData: React.Dispatch<React.SetStateAction<ProductData>>;
-  onAddCategory: (newCategory: { _id: string; name: string }) => void;
+  onAddCategory: (newCategory: { _id: string; name: string; parentId?: string }) => void;
 }> = ({ productData, handleChange, categories, setProductData, onAddCategory }) => (
   <div className="space-y-4">
     <div>
@@ -205,6 +207,7 @@ const ProductBasicInfo: React.FC<{
     <UnitTypeSelect
       value={productData.unitType}
       setProductData={setProductData}
+      categories={categories}
     />
   </div>
 );
@@ -213,80 +216,65 @@ const CategorySelect: React.FC<CategorySelectProps> = ({
   categories,
   value,
   setProductData,
-  onAddCategory,
 }) => {
-  const [isAddingCategory, setIsAddingCategory] = useState(false);
+  const [selectedMainCategory, setSelectedMainCategory] = useState<string>("");
-  const [newCategoryName, setNewCategoryName] = useState("");
 
-  const handleAddCategory = async () => {
+  // Get root categories (those without parentId)
-    if (!newCategoryName.trim()) {
+  const rootCategories = categories.filter(cat => !cat.parentId);
-      toast.error("Category name cannot be empty");
-      return;
-    }
   
-    try {
+  // Get subcategories for a given parent
-      const response = await apiRequest("/categories", "POST", { name: newCategoryName });
+  const getSubcategories = (parentId: string) => 
-      const newCategory = response.data;
+    categories.filter(cat => cat.parentId === parentId);
-      setProductData((prev) => ({ ...prev, category: newCategory._id }));
-      onAddCategory(newCategory);
-      setIsAddingCategory(false);
-      setNewCategoryName("");
-      toast.success("New category added successfully");
-    } catch (error) {
-      console.error("Failed to add new category:", error);
-      toast.error("Failed to add new category");
-    }
-  };
 
   return (
     <div className="space-y-2">
       <label className="text-sm font-medium">Category</label>
-      <div className="flex items-center space-x-2">
+      <div className="space-y-2">
-        {isAddingCategory ? (
+        {/* Main Category Select */}
-          <Input
+        <Select
-            value={newCategoryName}
+          value={selectedMainCategory}
-            onChange={(e) => setNewCategoryName(e.target.value)}
+          onValueChange={(val) => {
-            placeholder="New category name"
+            setSelectedMainCategory(val);
-            className="flex-grow h-9 text-sm"
+            setProductData((prev) => ({ ...prev, category: "" }));
-          />
+          }}
-        ) : (
+        >
+          <SelectTrigger className="h-9 text-sm">
+            <SelectValue placeholder="Select main category..." />
+          </SelectTrigger>
+          <SelectContent>
+            <SelectItem value="uncategorized">Select main category...</SelectItem>
+            {rootCategories.map((cat) => (
+              <SelectItem key={cat._id} value={cat._id}>
+                {cat.name}
+              </SelectItem>
+            ))}
+          </SelectContent>
+        </Select>
+
+        {/* Subcategory Select */}
+        {selectedMainCategory && selectedMainCategory !== "uncategorized" && (
           <Select
-            value={value || "placeholder"}
+            value={value || "uncategorized"}
             onValueChange={(val) =>
               setProductData((prev) => ({
                 ...prev,
-                category: val === "placeholder" ? "" : val,
+                category: val === "uncategorized" ? "" : val,
               }))
             }
           >
-            <SelectTrigger className={"h-9 text-sm"}>
+            <SelectTrigger className="h-9 text-sm">
-              <SelectValue placeholder="Select category..." />
+              <SelectValue placeholder="Select subcategory (optional)..." />
             </SelectTrigger>
             <SelectContent>
-              <SelectItem value="placeholder">Select category...</SelectItem>
+              <SelectItem value="uncategorized">No subcategory</SelectItem>
-              {categories.map((cat) => (
+              {getSubcategories(selectedMainCategory).map((subCat) => (
-                <SelectItem key={cat._id} value={cat._id}>
+                <SelectItem key={subCat._id} value={subCat._id}>
-                  {cat.name}
+                  {subCat.name}
                 </SelectItem>
               ))}
             </SelectContent>
           </Select>
         )}
-        <Button
-          type="button"
-          variant="outline"
-          size="sm"
-          onClick={() => {
-            if (isAddingCategory) {
-              handleAddCategory();
-            } else {
-              setIsAddingCategory(true);
-            }
-          }}
-        >
-          <Plus className="w-4 h-4 mr-1" />
-          {isAddingCategory ? "Save" : "Add"}
-        </Button>
       </div>
     </div>
   );
@@ -295,7 +283,8 @@ const CategorySelect: React.FC<CategorySelectProps> = ({
 const UnitTypeSelect: React.FC<{
   value: string;
   setProductData: React.Dispatch<React.SetStateAction<ProductData>>;
-}> = ({ value, setProductData }) => (
+  categories: { _id: string; name: string; parentId?: string }[];
+}> = ({ value, setProductData, categories }) => (
   <div className="space-y-2">
     <label className="text-sm font-medium">Unit Type</label>
     <div className="flex items-center space-x-2">

config/sidebar.ts

@@ -1,4 +1,4 @@
-import { Home, Package, Box, Truck, Settings } from "lucide-react"
+import { Home, Package, Box, Truck, Settings, FolderTree } from "lucide-react"
 
 export const sidebarConfig = [
   {
@@ -12,6 +12,7 @@ export const sidebarConfig = [
     title: "Management",
     items: [
       { name: "Products", href: "/dashboard/products", icon: Box },
+      { name: "Categories", href: "/dashboard/categories", icon: FolderTree}, 
       { name: "Shipping", href: "/dashboard/shipping", icon: Truck },
       { name: "Storefront", href: "/dashboard/storefront", icon: Settings },
     ],

lib/server-service.ts

@@ -14,6 +14,7 @@ export async function fetchServer<T = unknown>(
   if (!authToken) redirect('/login');
 
   try {
+    console.log(`${endpoint}`)
     const res = await fetch(`${process.env.NEXT_PUBLIC_API_URL}${endpoint}`, {
       ...options,
       headers: {
@@ -29,7 +30,7 @@ export async function fetchServer<T = unknown>(
 
     return res.json();
   } catch (error) {
-    console.error(`Server request to ${endpoint} failed:`, error);
+    //console.error(`Server request to ${endpoint} failed:`, error);
     throw error;
   }
 }

lib/storeHelper.ts

@@ -16,7 +16,6 @@ export const apiRequest = async <T = any>(endpoint: string, method: string = "GE
       throw new Error("No authentication token found");
     }
 
-    // ✅ API Request Options
     const options: RequestInit = {
       method,
       headers: {
@@ -41,7 +40,6 @@ export const apiRequest = async <T = any>(endpoint: string, method: string = "GE
       throw new Error(`Failed to ${method} ${endpoint}: ${errorMessage}`);
     }
 
-    // ✅ Return JSON response
     return res;
   } catch (error: unknown) {
     if (error instanceof Error) {

lib/styles.ts

@@ -1,7 +1,6 @@
 import { clsx, type ClassValue } from "clsx";
 import { twMerge } from "tailwind-merge";
 
-
 /**
  * Utility function for merging Tailwind CSS class names with conditional logic.
  * @param inputs - Class values to merge.

lib/types.ts

@@ -3,11 +3,11 @@ import type React from "react"
 
 export interface ProductModalProps {
   open: boolean
-  onClose: () => void
-  onSave: (productData: ProductData, imageFile?: File | null) => void;
   productData: ProductData
   categories: Category[]
   editing: boolean
+  onClose: () => void
+  onSave: (productData: ProductData, imageFile?: File | null) => void;
   handleChange: (e: React.ChangeEvent<HTMLInputElement | HTMLTextAreaElement>) => void
   handleTieredPricingChange: (e: React.ChangeEvent<HTMLInputElement>, index: number) => void
   handleAddTier: () => void

models/categories.ts

@@ -0,0 +1,5 @@
+export interface Category {
+    _id: string;
+    name: string;
+    parentId?: string 
+  }