const fs = require("fs");

function reviewPost(filePath, postId) {
  const raw = fs.readFileSync(filePath, "utf8");
  const state = JSON.parse(raw);
  const post = state.posts.find((item) => item.id === postId);

  if (!post) {
    throw new Error("Post not found");
  }

  let action = "approve";

  if (post.text.includes("buy now") || post.text.includes("free money")) {
    action = "reject";
  }

  if (post.reports > 3) {
    action = "escalate";
  }

  post.status = action;
  post.reviewedAt = new Date().toISOString();
  fs.writeFileSync(filePath, JSON.stringify(state, null, 2));
  console.log("Moderation action", postId, action);

  return { action };
}

module.exports = { reviewPost };