import type { InvestmentResourceMeta } from "@/shared/api";

type SectionState = {
	error: boolean;
	hasData: boolean;
	lastSuccessfulAt?: null | string;
	loading: boolean;
	partial?: boolean;
	refreshing: boolean;
	retry: () => void;
	sourceError?: boolean;
	stale?: boolean;
};

function section(
	query: {
		data: unknown;
		isError: boolean;
		isFetching: boolean;
		meta?: InvestmentResourceMeta;
		refetch: () => unknown;
	},
	retry?: () => unknown,
): SectionState {
	const isError = query.isError || query.meta?.sync.state === "failed";

	return {
		error: isError,
		hasData: Boolean(query.data),
		lastSuccessfulAt: query.meta?.lastSuccessfulAt,
		loading: !query.data && !isError,
		partial: query.meta?.availability === "partial",
		refreshing:
			Boolean(query.data)
			&& (query.isFetching
				|| query.meta?.sync.state === "running"
				|| query.meta?.sync.state === "queued"),
		retry: () => {
			void (retry ?? query.refetch)();
		},
		sourceError: query.meta?.sync.state === "failed",
		stale: query.meta?.freshness === "stale",
	};
}

export { section, type SectionState };