import html from '../utils/html.js'
import markdown from '../utils/markdown.js'
import Duration from './duration.js'
import Link from './link.js'

const formatRoles = arr => Intl.ListFormat
  ? new Intl.ListFormat('en').format(arr)
  : arr.join(', ')

export default function Projects(projects = []) {
  return projects.length > 0 && html`
    <section id="projects">
      <h3>Projects</h3>
      <div class="stack">
      ${projects.map(({ description, entity, highlights = [], keywords = [], name, startDate, endDate, roles = [], type, url }) => html`
        <article>
          <header>
            <h4>${Link(url, name)}</h4>
            <div class="meta">
              <div>
                ${roles.length > 0 && html`<strong>${formatRoles(roles)}</strong>`}
                ${entity && html`at <strong>${entity}</strong>`}
              </div>
              <div>${Duration(startDate, endDate)}</div>
              ${type && html`<div>${type}</div>`}
            </div>
          </header>
          ${description && markdown(description)}
          ${highlights.length > 0 && html`
            <ul>
              ${highlights.map(highlight => html`<li>${markdown(highlight)}</li>`)}
            </ul>
          `}
          ${keywords.length > 0 && html`
            <ul class="tag-list">
              ${keywords.map(keyword => html`<li>${keyword}</li>`)}
            </ul>
          `}
        </article>
      `)}
      </div>
    </section>
  `
}