import { readFile } from 'fs/promises';
import path from 'path';
import { cwd } from 'process';

import * as core from '@actions/core';
import { Command, Option } from 'commander';

import { YAMLDocumentValidator } from '~/yaml-document-validator/validator';

import { AUTHOR_SCHEMA } from './author.schema';

const program = new Command();

export default program
  .command('author:validate')
  .description('Validates the author YAML file')
  .argument('<file-paths...>', 'path to an author.yaml')
  .addOption(
    new Option('--reporter <reporter>', 'reporter')
      .choices(['console', 'github'])
      .default('console'),
  )
  .addOption(new Option('--reporter-level <reporter-level>', 'reporter level'))
  .action(async (filepaths: string[]) => {
    let issueCount = 0;
    for (const filepath of filepaths) {
      const validatorSource = {
        filepath,
        content: await readFile(path.resolve(cwd(), filepath), 'utf8'),
      };

      const validator = new YAMLDocumentValidator(
        validatorSource,
        AUTHOR_SCHEMA,
      );

      const issues = await validator.run({ strict: true, abortEarly: false });

      if (issues.length > 0) {
        issues.forEach((issue) => {
          core.error(issue.message, {
            file: issue.filepath,
            startLine: issue.line,
            startColumn: issue.col,
          });
        });
        issueCount += issues.length;
      } else {
        core.debug(`${filepath}: no issues detected`);
      }
    }

    core.info(
      `${filepaths.length} files validated, ${issueCount} issues found`,
    );

    if (issueCount > 0) {
      core.setFailed(`${issueCount} issues found`);
    }
  });