/*********************************************************************
 *
 *
 *                     初始化命令
 *                     创建时间：       2021-05-31
 *                     作者：           孟凯伦
 *
 *
 **********************************************************************/
import path from "path";

import ICommand from "../core/iCommand";
import Command from "../core/commandDecorate";

import ReadLineUtils from "../utils/readLineUtils";
import FilesUtils from "../utils/filesUtils";
import TimeUtils from "../utils/timeUtils";

@Command("--init", "-i")
export default class implements ICommand {
  public Description(): string {
    return "Initialize the project";
  }

  public async Action(): Promise<void> {
    const option = await this.CreateOption();
    console.log("option:" + option);
    await this.CreateFiles(option);

  }

  /**
   * 获取工作路径
   */
  private get cwdPath(): string {
    return process.cwd();
  }

  /**
   * 创建项目文件
   */
  private async CreateFiles(option: InitOption): Promise<void> {
    // 防止标签为空
    if (option.label.trim() === "") {
      option.label = "x-new-component";
    }
    // 新建文件夹路径
    const tempDirPath = path.join(this.cwdPath, option.label);
    // 使用组件标签名创建组件文件夹
    await FilesUtils.CreateDir(tempDirPath)
    console.log(`-->Create ${option.label} folder.`);

    await this.CreateFile(tempDirPath, option);
    await this.CopyFileTo(tempDirPath);
  }

  /**
   * 创建文件到新建文件夹
   * @param dirPath 文件夹路径
   */
  private async CreateFile(dirPath: string, option: InitOption): Promise<void> {
    await FilesUtils.CreateAndWriteFile(path.join(dirPath, "build.json"), JSON.stringify({ ...option, entry: "index.js" }, null, 4));
    console.log(`-->Create build.json file to ${dirPath}.`);
    await FilesUtils.CreateAndWriteFile(path.join(dirPath, "changelog.md"), this.getReadMimeContent(option));
    console.log(`-->Create changelog.md file to ${dirPath}.`);

  }

  /**
   * 获取md文件类容
   */
  private getReadMimeContent(option: InitOption): string {
    let result = "# 组件更新说明\n\n";

    result += `## ${option.version}\n\n`;
    result += `==========================\nupdate:${TimeUtils.GetLocalDate()}\n==========================\nfeat: 创建${option.name}`;

    return result;
  }

  /**
   * 拷贝文件到新建文件夹
   * @param dirPath 文件夹路径
   */
  private async CopyFileTo(dirPath: string): Promise<void> {
    const rootPath = path.join(__dirname, "../../template");

    for (const fileName of this.getCopyFileList()) {
      await FilesUtils.CopyFile(path.join(rootPath, fileName + ".temp"), path.join(dirPath, fileName + ".ts"));
      console.log(`-->Copy ${fileName}.ts file to ${dirPath}.`);
    }
  }

  /**
   * 创建配置信息
   */
  private async CreateOption(): Promise<InitOption> {
    const option: InitOption = {} as InitOption;

    for (const item of this.getQuestionList()) {
      option[item.mapItem] = await ReadLineUtils.Input(item.question.padEnd(30, ' '));
    }

    ReadLineUtils.Close();

    return option;
  }

  /**
   * 获取拷贝文件列表
   */
  private getCopyFileList(): string[] {

    return [
      "control",
      "data",
      "element",
      "events",
      "functions",
      "index",
      "properties",
    ]
  }

  /**
   * 获取问题列表
   */
  private getQuestionList(): InitQuestionItem[] {
    return [
      { question: "Component Name?", mapItem: "name" },
      { question: "Label Name?", mapItem: "label" },
      { question: "Version Number?", mapItem: "version" },
      { question: "Category Name?", mapItem: "categoryName" },
      { question: "Category Key?", mapItem: "categoryKey" },
      { question: "Component Type?", mapItem: "componentType" },
      { question: "Author?", mapItem: "developer" },
    ]
  }
}