feat: add fetchHarvestUnits API and integrate into inventory management

frontend/api/harvest.ts

@@ -0,0 +1,12 @@
+import axiosInstance from "./config";
+import type { HarvestUnits } from "@/types";
+
+export async function fetchHarvestUnits(): Promise<HarvestUnits[]> {
+  try {
+    const response = await axiosInstance.get<HarvestUnits[]>("/harvest/units");
+    return response.data;
+  } catch (error) {
+    console.error("Error fetching inventory status:", error);
+    return [];
+  }
+}

frontend/api/inventory.ts

@@ -1,7 +1,6 @@
 import axiosInstance from "./config";
 import type {
   InventoryItem,
-  CreateInventoryItemInput,
   InventoryItemStatus,
   InventoryItemCategory,
 } from "@/types";
@@ -50,7 +49,7 @@ export async function fetchInventoryItems(): Promise<InventoryItem[]> {
         name: "Tomato Seeds",
         category: "1",
         quantity: 500,
-        unit: "packets",
+        unit: "1",
         lastUpdated: "2023-03-01",
         status: "1",
       },
@@ -59,7 +58,7 @@ export async function fetchInventoryItems(): Promise<InventoryItem[]> {
         name: "NPK Fertilizer",
         category: "3",
         quantity: 200,
-        unit: "kg",
+        unit: "2",
         lastUpdated: "2023-03-05",
         status: "2",
       },
@@ -68,7 +67,7 @@ export async function fetchInventoryItems(): Promise<InventoryItem[]> {
         name: "Corn Seeds",
         category: "1",
         quantity: 300,
-        unit: "packets",
+        unit: "1",
         lastUpdated: "2023-03-10",
         status: "3",
       },
@@ -77,7 +76,7 @@ export async function fetchInventoryItems(): Promise<InventoryItem[]> {
         name: "Organic Compost",
         category: "3",
         quantity: 150,
-        unit: "kg",
+        unit: "2",
         lastUpdated: "2023-03-15",
         status: "1",
       },
@@ -86,7 +85,7 @@ export async function fetchInventoryItems(): Promise<InventoryItem[]> {
         name: "Wheat Seeds",
         category: "1",
         quantity: 250,
-        unit: "packets",
+        unit: "2",
         lastUpdated: "2023-03-20",
         status: "2",
       },

frontend/app/(sidebar)/inventory/edit-inventory-item.tsx

@@ -18,11 +18,6 @@ import {
 } from "@/components/ui/dialog";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
-import {
-  Popover,
-  PopoverContent,
-  PopoverTrigger,
-} from "@/components/ui/popover";
 import {
   Select,
   SelectContent,
@@ -32,8 +27,11 @@ import {
   SelectTrigger,
   SelectValue,
 } from "@/components/ui/select";
-import { cn } from "@/lib/utils";
-import { InventoryItemStatus, InventoryItemCategory } from "@/types";
+import {
+  InventoryItemStatus,
+  InventoryItemCategory,
+  HarvestUnits,
+} from "@/types";
 // import { updateInventoryItem } from "@/api/inventory";
 // import type { UpdateInventoryItemInput } from "@/types";
 
@@ -46,6 +44,7 @@ export interface EditInventoryItemProps {
   quantity: number;
   fetchedInventoryStatus: InventoryItemStatus[];
   fetchedInventoryCategory: InventoryItemCategory[];
+  fetchedHarvestUnits: HarvestUnits[];
 }
 
 export function EditInventoryItem({
@@ -57,6 +56,7 @@ export function EditInventoryItem({
   quantity,
   fetchedInventoryStatus,
   fetchedInventoryCategory,
+  fetchedHarvestUnits,
 }: EditInventoryItemProps) {
   const [open, setOpen] = useState(false);
   const [itemName, setItemName] = useState(name);
@@ -172,16 +172,24 @@ export function EditInventoryItem({
             />
           </div>
           <div className="grid grid-cols-4 items-center gap-4">
-            <Label htmlFor="unit" className="text-right">
+            <Label htmlFor="type" className="text-right">
               Unit
             </Label>
-            <Input
-              id="unit"
-              className="col-span-3"
-              placeholder="e.g., kg, packets"
-              value={itemUnit}
-              onChange={(e) => setItemUnit(e.target.value)}
-            />
+            <Select value={itemUnit} onValueChange={setItemUnit}>
+              <SelectTrigger className="col-span-3">
+                <SelectValue placeholder="Select status" />
+              </SelectTrigger>
+              <SelectContent>
+                <SelectGroup>
+                  <SelectLabel>Unit</SelectLabel>
+                  {fetchedHarvestUnits.map((unit, _) => (
+                    <SelectItem key={unit.id} value={unit.name}>
+                      {unit.name}
+                    </SelectItem>
+                  ))}
+                </SelectGroup>
+              </SelectContent>
+            </Select>
           </div>
         </div>
         <DialogFooter>

frontend/app/(sidebar)/inventory/page.tsx

@@ -29,6 +29,7 @@ import {
 } from "@/components/ui/pagination";
 import { Search } from "lucide-react";
 import { FaSort, FaSortUp, FaSortDown } from "react-icons/fa";
+import { fetchHarvestUnits } from "@/api/harvest";
 
 import { Badge } from "@/components/ui/badge";
 import {
@@ -49,7 +50,8 @@ export default function InventoryPage() {
     pageIndex: 0,
     pageSize: 10,
   });
-
+  //////////////////////////////
+  // query the necessary data for edit and etc.
   const {
     data: inventoryItems = [],
     isLoading: isItemLoading,
@@ -78,6 +80,16 @@ export default function InventoryPage() {
     queryFn: fetchInventoryCategory,
     staleTime: 60 * 1000,
   });
+  const {
+    data: harvestUnits = [],
+    isLoading: isLoadingHarvestUnits,
+    isError: isErrorHarvestUnits,
+  } = useQuery({
+    queryKey: ["harvestUnits"],
+    queryFn: fetchHarvestUnits,
+    staleTime: 60 * 1000,
+  });
+  //////////////////////////////
   // console.table(inventoryItems);
   // console.table(inventoryStatus);
   const [searchTerm, setSearchTerm] = useState("");
@@ -93,8 +105,12 @@ export default function InventoryPage() {
           inventoryCategory.find(
             (categoryItem) => categoryItem.id.toString() === item.category
           )?.name || "",
+        unit:
+          harvestUnits.find((unit) => unit.id.toString() === item.unit)?.name ||
+          "",
         fetchedInventoryStatus: inventoryStatus,
         fetchedInventoryCategory: inventoryCategory,
+        fetchedHarvestUnits: harvestUnits,
         id: String(item.id),
       }))
       .filter((item) =>
@@ -102,6 +118,8 @@ export default function InventoryPage() {
       );
   }, [inventoryItems, searchTerm]);
 
+  //  prepare columns for table
+
   const columns = [
     { accessorKey: "name", header: "Name" },
     { accessorKey: "category", header: "Category" },
@@ -159,14 +177,29 @@ export default function InventoryPage() {
     onSortingChange: setSorting,
     onPaginationChange: setPagination,
   });
+  const loadingStates = [
+    isItemLoading,
+    isLoadingStatus,
+    isLoadingCategory,
+    isLoadingHarvestUnits,
+  ];
+  const errorStates = [
+    isItemError,
+    isErrorStatus,
+    isErrorCategory,
+    isErrorHarvestUnits,
+  ];
 
-  if (isItemLoading || isLoadingStatus || isLoadingCategory)
+  const isLoading = loadingStates.some((loading) => loading);
+  const isError = errorStates.some((error) => error);
+
+  if (isLoading)
     return (
       <div className="flex min-h-screen items-center justify-center">
         Loading...
       </div>
     );
-  if (isItemError || isErrorStatus || isErrorCategory)
+  if (isError)
     return (
       <div className="flex min-h-screen items-center justify-center">
         Error loading inventory data.

frontend/types.ts

@@ -77,6 +77,10 @@ export type InventoryItemCategory = {
   id: number;
   name: string;
 };
+export type HarvestUnits = {
+  id: number;
+  name: string;
+};
 
 export type CreateInventoryItemInput = Omit<
   InventoryItem,