71 lines
2.2 KiB
JavaScript
71 lines
2.2 KiB
JavaScript
import React, { createContext, useContext, useState } from "react";
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import trainList from "../assets/originData/trainList";
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const initialState = {
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busAndTrainData: [],
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setBusAndTrainData: () => {},
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trainPairData: [],
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setTrainPairData: () => {},
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initializeTrainPairList: () => {},
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getInfluencedTrainData: () => {},
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};
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const BusAndTrainDataContext = createContext(initialState);
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export const useBusAndTrainData = () => {
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return useContext(BusAndTrainDataContext);
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};
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export const BusAndTrainDataProvider = ({ children }) => {
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const [busAndTrainData, setBusAndTrainData] = useState([]);
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const [trainPairData, setTrainPairData] = useState([]);
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const initializeTrainPairList = () => {
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const trainPairList = {};
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trainPairData.forEach((d) => {
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trainPairList[Object.keys(d)[0]] = d[Object.keys(d)[0]];
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});
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return trainPairList;
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};
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const getInfluencedTrainData = (trainNum) => {
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const trainPairList = initializeTrainPairList();
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const returnArray = [];
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if (!trainNum) return;
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if (trainPairList[trainNum]) {
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returnArray.push(Object.keys(trainPairList[trainNum])[0]);
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}
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if (
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// 列番が4xxDまたは5xxDの場合はxxDの列番を検索
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new RegExp(/^4[1-9]\d\d[DM]$/).test(trainNum) ||
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new RegExp(/^5[1-7]\d\d[DM]$/).test(trainNum)
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) {
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if (trainList[trainNum.substring(1)]) {
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returnArray.push(trainNum.substring(1));
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}
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}
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if (new RegExp(/^[1-9]\d\d[DM]$/).test(trainNum)) {
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// 列番がxxDの場合は4xxDと5xxDの列番を検索
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if (trainList["4" + trainNum]) returnArray.push("4" + trainNum);
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if (trainList["5" + trainNum]) returnArray.push("5" + trainNum);
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}
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if (!returnArray[0]) return [[], []];
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const TD = trainList[returnArray[0]];
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if (!TD) return [[], []];
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const TDArray = TD.split("#").filter((d) => d != "");
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return [returnArray, TDArray];
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};
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return (
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<BusAndTrainDataContext.Provider
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value={{
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busAndTrainData,
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setBusAndTrainData,
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trainPairData,
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setTrainPairData,
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initializeTrainPairList,
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getInfluencedTrainData,
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}}
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>
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{children}
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</BusAndTrainDataContext.Provider>
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);
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};
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