import fileUtil = require("./tool/FileUtil");
import fs = require("fs");
import path = require("path");

interface IMcInfo {
    mc: IMc1Data;
    res: { [url: string]: IResData };
}

interface IMc1Data {
    mc1: IMcData;
}

interface IMcData {
    events: any[];
    frameRate: number;
    labels: ILabelData[];
    frames: IFrameData[];
}

interface ILabelData {
    name: string;
    end: number;
    frame: number;
}

interface IFrameData {
    x: number;
    y: number;
    res: string;
}

interface IResData {
    x: number;
    y: number;
    w: number;
    h: number;
}

interface INewMcInfo {
    len: number;
    speed: number;
    subtexture: { [index: number]: ITextData };
}

interface ITextData {
    0: number;
    1: number;
    2: number;
    3: number;
    4: number;
    5: number;
}

class McTrans {

    private _jsUrl: string;
    constructor(jsUrl: string) {
        let self = this;
        self._jsUrl = jsUrl;
        self.trans();
    }

    private trans(): void {
        let self = this;
        fileUtil.FileUtil.walkDir(path.join(this._jsUrl), self.onFile, null, self);
    }

    private onFile(url: string): void {
        let self = this;
        if (path.extname(url) != ".json") return;
        let jsStr = fs.readFileSync(url, 'utf-8');
        let mcInfo: IMcInfo = JSON.parse(jsStr);
        let newMcInfo = self.transMc(mcInfo);
        if (newMcInfo) {
            let newJs = JSON.stringify(newMcInfo);
            fs.writeFileSync(url, newJs);
        } else {
            console.log(mcInfo);
            console.log("错误文件Url = ", url);
        }
    }

    private transMc(mcInfo: IMcInfo): INewMcInfo {
        let self = this;
        let url: string;
        let index: number;
        let indexStr: string;
        let frame: IFrameData;
        let resInfo: IResData;
        let mc1Data: IMc1Data = mcInfo.mc;
        if (mc1Data) {
            let mcData: IMcData;
            for (let key in mc1Data) {
                mcData = mc1Data[key];
            }
            let frames = mcData.frames;
            let newMcInfo = { len: 0, speed: 0, subtexture: {} };
            newMcInfo.speed = mcData.frameRate;
            for (let i = 0, len = frames.length; i < len; i++) {
                frame = frames[i];
                index = i + 1;
                resInfo = mcInfo.res[frame.res];
                indexStr = index >= 10 ? "0" + index : "00" + index;
                newMcInfo.subtexture[indexStr] = { "0": resInfo.x, "1": resInfo.y, "2": resInfo.w, "3": resInfo.h, "4": frame.x, "5": frame.y };
            }
            newMcInfo.len = frames.length;
            return newMcInfo;

        }
        return null;
    }
}

export function run(jsUrl: string): void {
    new McTrans(jsUrl);
}