生成配置文件 #

import { window } from "vscode";
import { TemplateService } from "./TemplateService";

export type createConfigFileFunction = () => Promise<void>;

export const createConfigFile =
  (templateService: TemplateService): createConfigFileFunction =>
  async () => {
    const folderResult = await window.showOpenDialog({
      canSelectFiles: false,
      canSelectFolders: true,
      canSelectMany: false,
    });
    if (folderResult && folderResult.length === 1) {
      const folderUri = folderResult[0];
      await templateService.writeConfigFile(folderUri);
    }
  };

import { window } from "vscode";
import { TemplateService } from "./TemplateService";

export type createConfigFileFunction = () => Promise<void>;

export const createConfigFile =
  (templateService: TemplateService): createConfigFileFunction =>
  async () => {
    const folderResult = await window.showOpenDialog({
      canSelectFiles: false,
      canSelectFolders: true,
      canSelectMany: false,
    });
    if (folderResult && folderResult.length === 1) {
      const folderUri = folderResult[0];
      await templateService.writeConfigFile(folderUri);
    }
  };

import { TextEncoder } from "util";
import { Uri, workspace } from "vscode";
import { LoggingService } from "./LoggingService";
import { PrettierModule, PrettierOptions } from "./types";

export class TemplateService {
  constructor(
    private loggingService: LoggingService,
    private prettierModule: PrettierModule
  ) {}
  public async writeConfigFile(folderPath: Uri) {
    const settings = { tabWidth: 2, useTabs: false };
    // 拼接完整路径
    const outputPath = Uri.joinPath(folderPath, ".prettierrc");
    
    const formatterOptions: PrettierOptions = {
      /* cspell: disable-next-line */
      // filepath参数用于prettier解析分析，自动判断
      filepath: outputPath.scheme === "file" ? outputPath.fsPath : undefined,
      tabWidth: settings.tabWidth,
      useTabs: settings.useTabs,
    };
    // 
    const templateSource = this.prettierModule.format(
      // JSON.stringify
      // 第二个参数 字符串和数字的数组，用作选择将要字符串化的对象属性的批准列表
      // 第三个参数 在返回值JSON文本中添加缩进、空格和换行符，以便于阅读
      JSON.stringify(settings, null, 2),
      formatterOptions
    );

    this.loggingService.logInfo(`Writing .prettierrc to '${outputPath}'`);
    // 写入文件
    await workspace.fs.writeFile(
      outputPath,
      new TextEncoder().encode(templateSource)
    );
  }
}

import { TextEncoder } from "util";
import { Uri, workspace } from "vscode";
import { LoggingService } from "./LoggingService";
import { PrettierModule, PrettierOptions } from "./types";

export class TemplateService {
  constructor(
    private loggingService: LoggingService,
    private prettierModule: PrettierModule
  ) {}
  public async writeConfigFile(folderPath: Uri) {
    const settings = { tabWidth: 2, useTabs: false };
    // 拼接完整路径
    const outputPath = Uri.joinPath(folderPath, ".prettierrc");
    
    const formatterOptions: PrettierOptions = {
      /* cspell: disable-next-line */
      // filepath参数用于prettier解析分析，自动判断
      filepath: outputPath.scheme === "file" ? outputPath.fsPath : undefined,
      tabWidth: settings.tabWidth,
      useTabs: settings.useTabs,
    };
    // 
    const templateSource = this.prettierModule.format(
      // JSON.stringify
      // 第二个参数 字符串和数字的数组，用作选择将要字符串化的对象属性的批准列表
      // 第三个参数 在返回值JSON文本中添加缩进、空格和换行符，以便于阅读
      JSON.stringify(settings, null, 2),
      formatterOptions
    );

    this.loggingService.logInfo(`Writing .prettierrc to '${outputPath}'`);
    // 写入文件
    await workspace.fs.writeFile(
      outputPath,
      new TextEncoder().encode(templateSource)
    );
  }
}