#!/usr/bin/env node
/**
 * Add a guild entry to the discord-guilds SKILL.md table
 * Usage: add-guild <guild-id> <description>
 */

import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from "node:url";

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

const SKILL_PATH = path.resolve(__dirname, "../SKILL.md");

function main() {
  const args = process.argv.slice(2);
  
  if (args.length < 2) {
    console.error("Usage: add-guild <guild-id> <description>");
    process.exit(1);
  }
  
  const guildId = args[0];
  const description = args.slice(1).join(" ");
  
  // Validate guild ID is numeric
  if (!/^\d+$/.test(guildId)) {
    console.error("Error: guild-id must be numeric (Discord snowflake)");
    process.exit(1);
  }
  
  // Read existing SKILL.md
  let content = fs.readFileSync(SKILL_PATH, "utf8");
  
  // Find the table and insert new row
  const newRow = `| ${guildId} | ${description} |`;
  
  // Look for the table pattern and insert after the header
  const tablePattern = /(\| guild-id \| description \|\n\|[-\s|]+\|)/;
  
  if (!tablePattern.test(content)) {
    console.error("Error: Could not find guild table in SKILL.md");
    process.exit(1);
  }
  
  // Insert new row after the table header
  content = content.replace(tablePattern, `$1\n${newRow}`);
  
  // Write back
  fs.writeFileSync(SKILL_PATH, content, "utf8");
  
  console.log(`✓ Added guild: ${guildId} - ${description}`);
}

main();