"use strict";
const path = require("path");
const Cache = require("js-cache");
class AppBootHook {
  constructor(app) {
    this.app = app;
  }

  beforeStart() {
    this.app.runSchedule("backup_data");
  }

  configWillLoad() {
    this.app.loader.loadFile(
      path.join(this.app.config.baseDir, "app/bootstrap/index.js")
    );
    const ctx = this.app.createAnonymousContext();
    this.app.nunjucks.addExtension("remote", new remote(ctx));
    this.app.nunjucks.addExtension("HeaderExtension", new HeaderExtension(ctx));
    this.app.nunjucks.addExtension("AssetsExtension", new AssetsExtension(ctx));
    this.app.nunjucks.addExtension(
      "PluginsExtension",
      new PluginsExtension(ctx)
    );
    this.app.nunjucks.addExtension("recommend", new recommend(ctx));
    this.app.nunjucks.addExtension("hot", new hot(ctx));
    this.app.nunjucks.addExtension("news", new news(ctx));
    this.app.nunjucks.addExtension("random", new random(ctx));
    this.app.nunjucks.addExtension("near_post", new near_post(ctx));
    this.app.nunjucks.addExtension("tags", new tags(ctx));
    this.app.nunjucks.addExtension("hottags", new hottags(ctx));
    this.app.nunjucks.addExtension("ads", new ads(ctx));
    this.app.nunjucks.addExtension("navtree", new navtree(ctx));
    this.app.nunjucks.addExtension("childnav", new childnav(ctx));
  }

  async willReady() {
    // 请将你的应用项目中 app.beforeStart 中的代码置于此处。
  }

  async didReady() {
    const _theApp = this.app;
    _theApp.cache = new Cache();
    // 缓存设置
    _theApp.messenger.on("refreshCache", (by) => {
      _theApp.logger.info("start update by %s", by);
      const ctx = _theApp.createAnonymousContext();
      ctx.runInBackground(async () => {
        const { key, value, time } = by;
        _theApp.cache.set(key, value, time);
      });
    });
    // 缓存清除
    _theApp.messenger.on("clearCache", (by) => {
      _theApp.logger.info("start clear by %s", by);
      const ctx = _theApp.createAnonymousContext();
      ctx.runInBackground(async () => {
        const { key } = by;
        key && _theApp.cache.del(key);
      });
    });
    // 应用初始化
    const thisCtx = this.app.createAnonymousContext();
    this.app.init(thisCtx);
  }
}

module.exports = AppBootHook;