// this reassigns all jokes' IDs. Always run this after something changes in the joke's order
// run this with the command "npm run reassign-ids"

const { resolve, join } = require("path");
const fs = require("fs-extra");
const settings = require("../settings");

function reassignIds()
{
    try
    {
        console.log(`\nReassigning joke IDs in files in path "${settings.jokes.jokesFolderPath}"...`);

        let totalReassignedFiles = 0;
        let totalReassignedIDs = 0;

        fs.readdirSync(settings.jokes.jokesFolderPath).forEach(fName => {
            if(fName.startsWith("template"))
                return;

            totalReassignedFiles++;

            let fPath = resolve(join(settings.jokes.jokesFolderPath, fName));
            let jokeFileObj = JSON.parse(fs.readFileSync(fPath).toString());

            let initialJokes = jokeFileObj.jokes;
            let initialInfo = jokeFileObj.info;

            let reassignedJokes = [];

            if(initialInfo.formatVersion != settings.jokes.jokesFormatVersion)
                initialInfo.formatVersion = settings.jokes.jokesFormatVersion;

            initialJokes.forEach((joke, i) => {
                let rJoke = joke;
                rJoke.id = i;
                reassignedJokes.push(rJoke);
                totalReassignedIDs++;
            });

            let doneFile = {
                info: initialInfo,
                jokes: reassignedJokes
            };

            fs.writeFileSync(fPath, JSON.stringify(doneFile, null, 4));
        });

        console.log(`\x1b[32m\x1b[1mDone reassigning IDs of all ${totalReassignedFiles} files (${totalReassignedIDs} reassigned joke IDs).\n\x1b[0m`);
        process.exit(0);
    }
    catch(err)
    {
        console.log(`\n\n\x1b[31m\x1b[1m>> Error while reassigning joke IDs:\n${err}\n\n\x1b[0m`);
        process.exit(1);
    }
}

reassignIds();