fix bug

src/views/base/home/composables/usePriceChart.ts

@@ -1,6 +1,13 @@
 import { ref } from 'vue'
 import { getAllPrices } from '@/api/home'
 
+const MIN_SCALED_CHART_VALUE = 30_000
+const MIN_FULL_CHART_VALUE = 30_000_000
+
+function isValidChartValue(value: number): boolean {
+    return value > MIN_SCALED_CHART_VALUE || value > MIN_FULL_CHART_VALUE
+}
+
 export function usePriceChart() {
     const priceChartSeries = ref([{ name: 'قیمت', data: [] }])
     const selection = ref('DAILY')
@@ -16,7 +23,18 @@ export function usePriceChart() {
             const response = await getAllPrices()
             const data = response.data?.prices
             const selectedData = data[selection.value] || []
-            priceChartSeries.value[0].data = selectedData.map((item: any) => [item.timestamp, item.value - 1])
+            let lastValid = 0
+            priceChartSeries.value[0].data = selectedData
+                .map((item: { timestamp: number; value: number }) => {
+                    let value = Number(item.value)
+                    if (!isValidChartValue(value)) {
+                        value = lastValid
+                    } else {
+                        lastValid = value
+                    }
+                    return [item.timestamp, value] as [number, number]
+                })
+                .filter((point: [number, number]) => point[1] > 0)
         } catch (error) {
             console.error('Error fetching prices:', error)
         } finally {