Implement weight components

frontend/src/lib/components/Weight/EmptyWeightComp.svelte

@@ -1,12 +1,13 @@
 <script lang="ts">
 	import { toast } from 'svelte-sonner'
-	import type { Err } from '$lib/types'
-	import { type Weight, WeightService } from '$lib/database/weight'
-	import { weightStore } from '$lib/store/weight/weightStore'
-	import { RefreshStores } from '$lib/utils'
+	import { main } from "$wails/models";
+	import { CreateWeight } from '$wails/main/App';
+	import { weightStore } from '$lib/store/Weight/weightStore';
 
-	let item: Weight = {
-		weight: 0
+	let item: main.Weight = {
+		weight: 0,
+		rowid: 0,
+		date: ''
 	}
 	let weight: string | null = null
 
@@ -18,14 +19,20 @@
 			event.preventDefault()
 			item.weight = parseFloat(weight)
 
-			const [dbRow, err]: [Weight, Err] = await WeightService.Create(item)
-			weight = ''
-
-			if (err) {
-				toast.error(err)
+			if (isNaN(item.weight)) {
+				toast.error('Weight must be a number')
 				return
 			}
-			RefreshStores()
+			const res = await CreateWeight(item)
+			weight = ''
+			
+			if (!res.success) {
+				toast.error(`failed to create weight with error ${res.error}`)
+				return
+			}
+
+			console.log("update");
+			weightStore.update((value) => [res.data, ...value]);
 		}
 	}
 </script>