import React from 'react';
import { Internal, type InternalProps } from '../common/Base';

export interface ActivityProps extends InternalProps {
  /**
   * `/github/commit-activity/:interval/:user/:repo`
   * GitHub commit activity: GitHub commit activity badge
   *
   * `/github/commits-since/:user/:repo/:version/:branch*`
   * GitHub commits since tagged version:  GitHub commits since tagged version badge
   *
   * `/github/commits-since/:user/:repo/:version/:branch*`
   * GitHub commits since tagged version (branch): GitHub commits since tagged version (branch) badge
   *
   * `/github/commits-since/:user/:repo/:version/:branch*`
   * GitHub commits since latest release:  GitHub commits since latest release badge
   *
   * `/github/commits-since/:user/:repo/:version/:branch*`
   * GitHub commits since latest release (branch): GitHub commits since latest release (branch) badge
   *
   * `/github/:variant/:user/:repo`
   * GitHub contributors:  GitHub contributors badge
   *
   * `/github/last-commit/:user/:repo`
   * GitHub last commit: GitHub last commit badge
   *
   * `/github/last-commit/:user/:repo/:branch`
   * GitHub last commit (branch):  GitHub last commit (branch) badge
   *
   * `/github/release-date/:user/:repo`
   * GitHub Release Date:  GitHub Release Date badge
   *
   * `/github/release-date-pre/:user/:repo`
   * GitHub (Pre-)Release Date:  GitHub (Pre-)Release Date badge
   */
  type?: 'commit-activity' | 'commits-since' | 'variant' | 'last-commit' | 'release-date' | 'release-date-pre';
  variant?: string;
  interval?: 'y' | 'm' | 'w';
  version?: 'contributors' | 'contributors-anon';
  branch?: string;
}

const Activity = React.forwardRef<HTMLImageElement, ActivityProps>((props, ref) => {
  const {
    platform = 'github',
    base = 'https://img.shields.io',
    type = 'commits-since',
    user,
    repo,
    interval,
    variant,
    version,
    branch,
    ...other
  } = props;
  const getUrl = () => {
    if (platform !== 'github') return '';
    if (type === 'commits-since' && version && branch) {
      return [base, platform, type, user, repo, version, branch].join('/');
    }
    if (type === 'commit-activity' && interval) {
      return [base, platform, type, interval, user, repo].join('/');
    }
    if (type === 'variant' && variant) {
      return [base, platform, type, variant, user, repo].join('/');
    }
    if (type === 'last-commit') {
      return branch
        ? [base, platform, type, user, repo, branch].join('/')
        : [base, platform, type, user, repo].join('/');
    }
    if (type && /^release-(date|date-pre)/.test(type)) {
      return [base, platform, type, user, repo].join('/');
    }
    return '';
  };
  return <Internal imgSrc={getUrl()} ref={ref} {...other} />;
});

Activity.displayName = 'Activity';

export default Activity;