/**
 * ─────────────────────────────────────────────
 *  SPB Git — Personal Git Platform
 * ─────────────────────────────────────────────
 *  Author  : Simon-Pierre Boucher
 *  Contact : contact@spboucher.ai
 *  File    : cli/commands/push.mjs
 *  Purpose : `spbgit push [name]|--all` — push current branches
 *  License : MIT © Simon-Pierre Boucher
 * ─────────────────────────────────────────────
 */

import { basename } from 'node:path';
import pc from 'picocolors';
import { requireCliConfig } from '../lib/config.mjs';
import { git, repoStatus } from '../lib/git.mjs';
import { mapLimit, SYM } from '../lib/ui.mjs';
import { EXIT } from '../lib/api.mjs';
import { resolveTargets } from './commit.mjs';

export function registerPush(program) {
  program
    .command('push [name]')
    .description('push the current branch of target repo(s)')
    .option('--all', 'every workspace repo with commits ahead', false)
    .action(async (name, opts) => {
      const config = requireCliConfig();
      const targets = resolveTargets(config, name, opts.all);
      let failures = 0;
      let pushed = 0;
      await mapLimit(targets, 4, async (dir) => {
        const repo = basename(dir);
        const status = await repoStatus(dir);
        if (opts.all && status.hasUpstream && status.ahead === 0) {
          console.log(`${SYM.skip} ${repo} ${pc.dim('nothing to push')}`);
          return;
        }
        const args = status.hasUpstream ? ['push'] : ['push', '-u', 'origin', status.branch];
        const result = await git(dir, args, { token: config.token });
        if (result.ok) {
          pushed += 1;
          console.log(`${SYM.push} ${repo} ${pc.dim(`pushed ${status.branch}${status.ahead ? ` (+${status.ahead})` : ''}`)}`);
        } else {
          failures += 1;
          console.error(`${SYM.fail} ${repo}: ${result.stderr.trim().split('\n').pop()}`);
        }
      });
      if (failures > 0) process.exit(EXIT.PARTIAL);
      if (pushed === 0 && targets.length > 0) console.log(pc.dim('Everything up to date.'));
    });
}