import Path from "../Path";
import Parser from "../parse/Parser";
import * as fs from 'fs';
import * as path from 'path';
import FairyManager from "./FairyManager";
import { ProjectDescription } from "../parse/XmlFile";

export class FairyProjectFileReader
{
    public static Load(fairyProjectPath: string, fairyManager: FairyManager)
    {

        var fairyList = [];
        
        let itemList = fs.readdirSync(fairyProjectPath);
        for(var filename of itemList)
        {
            var ext = path.extname(filename);
            if(ext == ".fairy")
            {
                fairyList.push(filename);
            }
        }

        if(fairyList.length == 0)
        {
            console.error("[Error]", "没有找到.fairy文件");
            return;
        }
        else if(fairyList.length > 1)
        {
            console.warn("[Error]", ".fairy文件有多个");
            return;
        }

        var fairyFilepath = fairyProjectPath + "/" + fairyList[0];

        var xmlStr = Path.ReadXml(fairyFilepath);
        var xmlObj = <any>Parser.ParseXml(xmlStr);
        fairyManager.projectDescription = xmlObj.projectDescription;

    }
}