interationObserver init on whole listing

src/services/apiService.ts

@@ -0,0 +1,38 @@
+import type { IExcursionCard, IExcursionsFilter } from '@/types'
+import { excursions } from "@/constants";
+
+interface IGetExcursionsRequest {
+	limit: number;
+	offset: number;
+	filter?: Partial<IExcursionsFilter>;
+}
+
+export default class ApiService {
+	getExcursions({ limit, offset, filter }: IGetExcursionsRequest): IExcursionCard[] {
+		console.log(limit, offset, filter);
+
+		let result = excursions.slice(offset, offset + limit)
+
+
+		if (filter) {
+			if (filter.city) {
+				result = result.filter((card) => card.city.includes(filter.city))
+			}
+			if (filter.minCost) {
+				result = result.filter((card) => card.cost >= +filter.minCost)
+			}
+			if (filter.maxCost) {
+				result = result.filter((card) => card.cost <= +filter.maxCost)
+			}
+			if (filter.countPeople) {
+				result = result.filter((card) => (
+					card.minCountPeople <= filter.countPeople &&
+					card.maxCountPeople >= filter.countPeople)
+				)
+			}
+		}
+
+
+		return result
+	}
+}