import path from "path";
import fs from 'fs';
import { Config, SubpackageConfig } from "./Config";
import { ItemHandler } from "./ItemHandler";
import { Utils } from "./Utils";



export default class Handler {

    private projectDir: string;
    private codeVersion: string;
    private mode: string;
    private config: Config;

    constructor(projectDir: string, configPath: string, codeVersion: string, mode: string, xxtea?: string) {
        this.projectDir = projectDir;
        this.codeVersion = codeVersion;
        this.mode = mode;
        this.config = new Config(projectDir, configPath);
    }

    public async make(): Promise<void> {

        let subpackageConfigs: SubpackageConfig[] = this.config.getSubpackageConfig();
        let config: { [key: string]: { version: number, des: string, name: string, size: { version: number, size: number }[] } } = {};
        let pickFiles: string[] = [];

        for (let subpackageConfig of subpackageConfigs) {
            let itemHandler = new ItemHandler(this.projectDir, this.mode, subpackageConfig);
            let result = await itemHandler.handle();
            let itemInfo = result.info;
            config[subpackageConfig.key] = { version: itemInfo.version, size: itemInfo.size, des: subpackageConfig.des, name: subpackageConfig.name };
            pickFiles.push(...result.pickFiles);
        }
        while (pickFiles.length) {
            const file = pickFiles.shift();
            if (fs.existsSync(file)) {
                Utils.log(`Delete ${file}`, Utils.LogLevel.Particular);
                fs.unlinkSync(file!);
            }
        }
        let configFileName = `subpackage_config_${this.codeVersion}.json`;
        let configFiltPath = path.join(this.projectDir, 'build', 'subpackage', 'build', configFileName);
        Utils.mkdir(path.dirname(configFiltPath));
        fs.writeFileSync(configFiltPath, JSON.stringify(config));
    }
}