import { Plugin } from "..";
import * as fs from "fs";
import * as path from "path";

export default class Variables extends Plugin {
  name = "variables";
  rewriteTriggers = ["html", "*"];
  renameTo = undefined;
  longLasting = false;

  variables: Record<string, string> = {};

  constructor() {
    super();
    this.variables["__BLOG_POSTS__"] = JSON.stringify(
      fs.readdirSync("./website/blogs").map((z) => z.replace(".md", ""))
    );
    const templatePath = path.resolve(__dirname, "../../website/templates");
    if (fs.existsSync(templatePath)) {
      for (const file of fs.readdirSync(templatePath)) {
        const id = file.toUpperCase().replace(".HTML", "");
        this.variables["__TEMPLATE_" + id + "__"] = fs
          .readFileSync(path.join(templatePath, file))
          .toString("utf8");
      }
    }
  }

  async rewriteFile(file: string, filePath: string): Promise<string> {
    let prevfile = file;
    for (const a of Object.entries(this.variables)) {
      prevfile = prevfile.replaceAll(a[0], a[1]);
    }
    return prevfile;
  }
}