// 列传的进度节点
import {decodeArrayListStr, readFileAndParse} from '../util'
import { FILENAME } from '../../consts'

export interface DicAuthorsBookPoint {
    // 列传
    readonly bookId: number;
    // 进度节点
    readonly value: number;
    // 到这个节点可得的属性
    readonly attr: { id: number, val: number }[]
}

export const dicAuthorsBookPoint = new Map<number, DicAuthorsBookPoint[]>();
export function loadAuthorsBookPoint() {
    dicAuthorsBookPoint.clear();
    let arr = readFileAndParse(FILENAME.DIC_AUTHORS_BOOK_POINT);

    arr.forEach(o => {
        o.attr = parseAttribute(o.attr);
        if(!dicAuthorsBookPoint.has(o.bookId)) dicAuthorsBookPoint.set(o.bookId, []);
        dicAuthorsBookPoint.get(o.bookId)?.push(o);
    });
    arr = undefined;
}

function parseAttribute(str: string) {
    let result = new Array<{ id: number, val: number }>();
    if (!str) return result;
    let decodeArr = decodeArrayListStr(str);
    for (let [id, val] of decodeArr) {
        if (isNaN(parseInt(id)) || isNaN(parseInt(val))) {
            throw new Error('data table format wrong');
        }
        result.push({ id: parseInt(id), val: parseInt(val) });
    }
    return result
}