import * as archiver from "archiver";
import * as fs from "fs";
import * as xml from "xml";
import {Formatter} from "../formatter";
import {Document} from "../../docx";
import {Styles} from "../../styles";
import {Properties} from "../../properties";
var appRoot = require('app-root-path');

export abstract class Packer {
    protected archive: any;
    private formatter: Formatter;
    protected document: Document;
    private style: Styles;
    private properties: Properties;

    constructor(document: Document, style: any, properties: Properties) {
        this.formatter = new Formatter();
        this.document = document;
        this.style = style;
        this.properties = properties;
        this.archive = archiver.create("zip", {});

        this.archive.on('error', (err) => {
            throw err;
        });
    }

    pack(output: any): void {
        this.archive.pipe(output);
        console.log(appRoot.path + "/template");
        this.archive.bulk([
            {
                expand: true,
                cwd: appRoot.path + "/template",
                src: ['**', '**/.rels']
            }
        ]);

        //this.archive.file(appRoot.path + "/template/[Content_Types].xml", { name: "[Content_Types].xml" });
        //console.log(__dirname + "/packer.js");
        //this.archive.file(__dirname + "/packer.js", { name: "/[Content_Types].xml" });

        /*this.archive.directory(appRoot.path + "/template", {
            name: "/root/g.txt",
            prefix: "root"
        });*/
        var xmlDocument = xml(this.formatter.format(this.document));
        var xmlStyle = xml(this.style);
        var xmlProperties = xml(this.formatter.format(this.properties), { declaration: { standalone: 'yes', encoding: 'UTF-8' } });

        //console.log(JSON.stringify(this.formatter.format(this.document), null, "  "));
        //console.log(xmlDocument);

        this.archive.append(xmlDocument, {
            name: 'word/document.xml'
        });

        //this.archive.append(xmlStyle, {
        //    name: 'word/newStyle.xml'
        //});

        this.archive.append(xmlProperties, {
            name: 'docProps/core.xml'
        });

        this.archive.finalize();
        console.log("done");
    }
}