#!/usr/bin/env -S node --env-file-if-exists=.env

import {findEDBEntryID} from '../lib/api/lodestone.js';
import {getMediawikiClient} from '../lib/config.js';
import {diff} from '../lib/util/diff.js';
import {
	addParameterBesideExistingParameter,
	setEmptyParameter,
} from '../lib/util/template-parameters.js';

/**
 * Inserts the `id-edb` item infobox parameter into the given page contents.
 * @param {string} pageContent
 * @param {string} edbID
 * @returns {string}
 */
function insertInfoboxEDBID (pageContent, edbID) {
	if (pageContent.includes(`id-edb = ${edbID}`)) {
		console.log('what????', pageContent);
		throw new Error('Page seems to already contain its own EDB ID??');
	}

	let result = setEmptyParameter(pageContent, 'id-edb', edbID)
		?? addParameterBesideExistingParameter(pageContent, 'id-edb', edbID, 'before', 'id-gt')
		?? addParameterBesideExistingParameter(pageContent, 'id-edb', edbID, 'after', 'release')
		?? addParameterBesideExistingParameter(pageContent, 'id-edb', edbID, 'after', 'patch');

	if (result == null) {
		throw new Error('Dunno how to insert the parameter into this page');
	}
	return result;
}

const mw = await getMediawikiClient();

const categoryTypes = {
	'Category:Items with no EDB ID specified': 'item',
	'Category:Minions with no EDB ID specified': 'item',
	'Category:Triple Triad cards with no EDB ID specified': 'item',
	'Category:Quests with no EDB ID specified': 'quest',
};

const pages = (await Promise.all(Object.entries(categoryTypes).map(async ([category, type]) => {
	const pages = await mw.listCategoryPages(category, [0], +process.env.LIMIT || 500);
	return pages.map(({title}) => ({title, type}));
}))).flat();

console.log('Processing', pages.length, 'items\n');

for (const {title, type} of pages) {
	// this runs serially with an artificial delay between requests to decrease
	// the chance of sqenix sending ninjas to my house
	await new Promise(resolve => setTimeout(resolve, 1000));

	console.log('Page:', title);
	// look up on EDB
	const edbID = await findEDBEntryID(type, title);
	if (!edbID) {
		console.log(`No EDB ID found for this ${type}, skipping`);
		continue;
	}
	console.log('EDB ID:', edbID, `(https://na.finalfantasyxiv.com/lodestone/playguide/db/${encodeURIComponent(type)}/${encodeURIComponent(edbID)})`);

	let originalText;
	try {
		originalText = await mw.readPage(title);
	} catch (error) {
		console.log('Error reading page:', error);
		continue;
	}

	// rewrite wiki page to include id-edb infobox parameter
	let updatedText;
	try {
		updatedText = insertInfoboxEDBID(originalText, edbID);
		diff(originalText, updatedText);
	} catch (error) {
		console.log('Error inserting parameter:', error);
		console.group('Bad page content:');
		console.log(originalText);
		console.groupEnd();
		console.log();
		continue;
	}

	// write the new stuff back to the wiki
	try {
		await mw.editPage(title, updatedText, `Add EDB ${type} ID`, true);
	} catch (error) {
		console.error(error);
		console.error('writes should not fail, this seems bad, dying now');
		process.exit(1);
	}
	console.log('Written.');
	console.log();
}

console.log('done!');