#!node
import { program } from 'commander';
import * as fs from 'fs/promises';
import { awaitProdiaJob, defaultProdiaParams, fetchProdia } from './prodia';

program
    .name('prodia-scripts')
    .description('cli for prodia usage')
    .version('0.1.0');

program
    .command('sdxl')
    .description('generate an image with sdxl')
    .argument('[config]', 'path to the config json', './sdxl.gen.json')
    .option('--init', 'create a default sdxl.gen.json')
    .option('--append [where]', 'saves generated url to a text file', './generated.txt')
    .option('--queue [amount]', 'queues jobs without waiting for them')
    .action(async (config, flags) => {
        if (flags.init) {
            console.log('Creating sdxl.gen.json...');
            await fs.writeFile(
                './sdxl.gen.json',
                JSON.stringify(defaultProdiaParams, null, 4)
            );
            return;
        } else {
            console.log(`Reading config=${config}...`);
            const txt = await fs.readFile(config, { encoding: 'utf8' });
            const json = JSON.parse(txt);

            console.log(`Fetching prodia api...`);
            if (flags.queue) {
                const queue = parseInt(flags.queue);
                if (isNaN(queue) || queue < 1)
                    throw new Error(`invalid queue number=${flags.queue}`);

                for (let i = 0; i < queue; i++) {
                    console.log(`Fetching ${i + 1}/${queue}...`);
                    const job = await fetchProdia(json);
                    const url = `https://images.prodia.xyz/${job.job}.png`;
                    if (flags.append)
                        await fs.appendFile(flags.append, url + '\n');
                    console.log(url);
                }
                console.log('Done!');
            } else {
                const job = await fetchProdia(json);
                const status = await awaitProdiaJob(job);

                console.log('Done: ', status);

                if (status.imageUrl && flags.append) {
                    await fs.appendFile(flags.append, `${status.imageUrl}\n`);
                }
            }
        }
    });

program.parse();