refactor: StockList
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ea611f0cdc
commit
454850c6b3
3 changed files with 169 additions and 127 deletions
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@ -1,9 +1,18 @@
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import { Button } from "../components/Button.tsx";
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import { useEffect, useRef, useLayoutEffect } from "preact/hooks";
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import { useEffect, useLayoutEffect, useRef } from "preact/hooks";
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import { ComponentChildren } from "preact";
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import { Signal, useSignal } from "@preact/signals";
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import { IS_BROWSER } from "$fresh/runtime.ts";
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import { mapValues } from "$std/collections/map_values.ts";
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import { useAsync } from "../util/util.ts";
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import {
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Coperation,
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CorpSimple,
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fetchKosdaqList,
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fetchKospiList,
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fetchPageInfo,
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PageCorpsInfo,
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} from "../util/api.ts";
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interface StockProps {
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pageName: string;
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@ -31,78 +40,29 @@ function ToggleButton(props: ToggleButtonProps) {
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);
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}
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type QueryStatus<T> = {
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type: "loading";
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} | {
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type: "complete";
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data: T;
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} | {
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type: "error";
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err: Error;
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};
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function useAsync<T>(fn: () => Promise<T>): Signal<QueryStatus<T>> {
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const state = useSignal({
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type: "loading",
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} as QueryStatus<T>);
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useEffect(() => {
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(async () => {
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try {
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const data = await fn();
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state.value = {
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type: "complete",
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data: data,
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};
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} catch (err) {
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state.value = {
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type: "error",
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err: err,
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};
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}
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})();
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}, []);
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return state;
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}
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interface Coperation {
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Name: string;
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Code: string;
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Sector: string;
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Product: string;
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ListingDay: string;
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ClosingMonth: string;
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Representative: string;
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Homepage: string;
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AddressArea: string;
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LastUpdate: string;
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}
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interface PageCorpsInfo {
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function StockListByDate(
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{ prevSet, rows, name }: {
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prevSet: Set<string>;
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rows: Coperation[];
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name: string;
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description: string;
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corpListByDate: Record<string, Coperation[]>;
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}
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interface CorpSimple {
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code: string;
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name: string;
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}
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function StockListByDate({prevSet, rows, name}:{prevSet:Set<string>,
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rows:Coperation[],
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name: string}){
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},
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) {
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const lastCount = useRef(rows.length);
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const curCount = rows.length;
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const parent = useRef<HTMLDivElement>(null);
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const controller = useRef<{
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isEnabled: ()=> boolean,
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disable: ()=>void,
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enable: ()=> void
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}| undefined>();
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const controller = useRef<
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{
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isEnabled: () => boolean;
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disable: () => void;
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enable: () => void;
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} | undefined
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>();
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useEffect(() => {
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(async () => {
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console.log("animation mount on ", name);
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const {default:autoAnimate} = await import("https://esm.sh/@formkit/auto-animate@0.7.0");
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const { default: autoAnimate } = await import(
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"https://esm.sh/@formkit/auto-animate@0.7.0"
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);
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if (parent.current) {
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const cntr = autoAnimate(parent.current);
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controller.current = cntr;
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@ -113,18 +73,18 @@ name: string}){
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useLayoutEffect(() => {
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if (controller.current) {
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if (Math.abs(curCount - lastCount.current) > 200) {
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console.log('disable animation', curCount, "from", lastCount.current);
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console.log("disable animation", curCount, "from", lastCount.current);
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controller.current.disable();
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}
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else {
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console.log('enable animation', curCount, "from", lastCount.current);
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} else {
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console.log("enable animation", curCount, "from", lastCount.current);
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controller.current.enable();
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}
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lastCount.current = curCount;
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}
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}, [parent, rows]);
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return <div ref={parent}>
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return (
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<div ref={parent}>
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<h2 class="text-lg">{name}</h2>
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{rows.map((row) => {
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const firstOccur = !prevSet.has(row.Code);
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@ -143,6 +103,7 @@ name: string}){
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);
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})}
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</div>
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);
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}
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function StockList({ data }: { data: PageCorpsInfo }) {
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@ -159,14 +120,13 @@ function StockList({ data }: { data: PageCorpsInfo }) {
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const prevSet = i == 0 ? new Set<string>() : sets[i - 1];
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const rows = corpListByDate[x];
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return (
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<StockListByDate key={x} name={x} prevSet={prevSet} rows={rows}></StockListByDate>
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<StockListByDate key={x} name={x} prevSet={prevSet} rows={rows} />
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);
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})}
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</div>
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);
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}
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type FilterInfoOption = {
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list: {
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items: CorpSimple[];
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@ -193,17 +153,13 @@ function filterInfo(info: Coperation[], filterList: FilterInfoOption) {
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}
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export default function StockListUI(props: StockProps) {
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const sig = useAsync<[PageCorpsInfo, CorpSimple[], CorpSimple[]]>(async () => {
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const res = await Promise.all([
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fetch("/api/pages/" + encodeURIComponent(props.pageName)),
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fetch("/api/kospi"),
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fetch("/api/kosdaq"),
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]);
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const corpsInfo = await res[0].json() as PageCorpsInfo;
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const kospi = await res[1].json();
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const kosdaq = await res[2].json();
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return [corpsInfo, kospi, kosdaq];
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});
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const sig = useAsync<[PageCorpsInfo, CorpSimple[], CorpSimple[]]>(() =>
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Promise.all([
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fetchPageInfo(props.pageName),
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fetchKospiList(),
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fetchKosdaqList(),
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])
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);
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const viewKospi = useSignal(true);
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const viewKosdaq = useSignal(false);
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const viewOtherwise = useSignal(false);
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@ -227,34 +183,47 @@ export default function StockListUI(props: StockProps) {
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<p>File Loading Failed</p>
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</div>
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)
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: <StockList data={applyFilter(sig.value.data[0], sig.value.data[1], sig.value.data[2])}></StockList>}
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: (
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<StockList
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data={applyFilter(
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sig.value.data[0],
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sig.value.data[1],
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sig.value.data[2],
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)}
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/>
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)}
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</div>
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)}
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</div>
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</div>
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);
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function applyFilter(data: PageCorpsInfo, kospi: CorpSimple[], kosdaq: CorpSimple[]): PageCorpsInfo{
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function applyFilter(
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data: PageCorpsInfo,
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kospi: CorpSimple[],
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kosdaq: CorpSimple[],
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): PageCorpsInfo {
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const filter = getFilters(kospi, kosdaq);
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return {
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name: data.name,
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description: data.description,
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corpListByDate: mapValues(data.corpListByDate, (it: Coperation[]) => {
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return filterInfo(it, filter);
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})
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}),
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};
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}
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}
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function getFilters(kospi: CorpSimple[], kosdaq: CorpSimple[]): FilterInfoOption{
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function getFilters(
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kospi: CorpSimple[],
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kosdaq: CorpSimple[],
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): FilterInfoOption {
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return {
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otherwise: viewOtherwise.value,
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list: [{
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include: viewKospi.value,
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items: kospi
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},
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{
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items: kospi,
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}, {
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include: viewKosdaq.value,
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items: kosdaq
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}
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]
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}
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items: kosdaq,
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}],
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};
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}
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}
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38
util/api.ts
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38
util/api.ts
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@ -0,0 +1,38 @@
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export interface Coperation {
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Name: string;
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Code: string;
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Sector: string;
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Product: string;
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ListingDay: string;
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ClosingMonth: string;
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Representative: string;
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Homepage: string;
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AddressArea: string;
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LastUpdate: string;
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}
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export interface PageCorpsInfo {
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name: string;
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description: string;
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corpListByDate: Record<string, Coperation[]>;
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}
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export interface CorpSimple {
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code: string;
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name: string;
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}
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export async function fetchPageInfo(pageName: string): Promise<PageCorpsInfo>{
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const res = await fetch("/api/pages/" + encodeURIComponent(pageName));
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return await res.json();
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}
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export async function fetchKospiList(): Promise<CorpSimple[]>{
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const res = await fetch("/api/kospi");
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return await res.json();
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}
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export async function fetchKosdaqList(): Promise<CorpSimple[]> {
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const res = await fetch("/api/kosdaq");
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return await res.json();
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}
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35
util/util.ts
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35
util/util.ts
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@ -0,0 +1,35 @@
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import { Signal, useSignal } from "@preact/signals";
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import { useEffect } from "preact/hooks";
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export type QueryStatus<T> = {
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type: "loading";
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} | {
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type: "complete";
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data: T;
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} | {
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type: "error";
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err: Error;
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};
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export function useAsync<T>(fn: () => Promise<T>): Signal<QueryStatus<T>> {
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const state = useSignal({
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type: "loading",
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} as QueryStatus<T>);
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useEffect(() => {
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(async () => {
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try {
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const data = await fn();
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state.value = {
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type: "complete",
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data: data,
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};
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} catch (err) {
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state.value = {
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type: "error",
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err: err,
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};
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}
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})();
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}, []);
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return state;
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}
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