var u = require('./util')
var forms = exports

forms.post = function (req, repo, placeholder, rows) {
  return '<input type="radio" class="tab-radio" id="tab1" name="tab" checked="checked"/>' +
  '<input type="radio" class="tab-radio" id="tab2" name="tab"/>' +
  '<div id="tab-links" class="tab-links" style="display:none">' +
    '<label for="tab1" id="write-tab-link" class="tab1-link">' +
      req._t('post.Write') + '</label>' +
    '<label for="tab2" id="preview-tab-link" class="tab2-link">' +
      req._t('post.Preview') + '</label>' +
  '</div>' +
  '<input type="hidden" id="repo-id" value="' + repo.id + '"/>' +
  '<div id="write-tab" class="tab1">' +
    '<textarea id="post-text" name="text" class="wide-input"' +
    ' rows="' + (rows||4) + '" cols="77"' +
    (placeholder ? ' placeholder="' + placeholder + '"' : '') +
    '></textarea>' +
  '</div>' +
  '<div class="preview-text tab2" id="preview-tab"></div>' +
  '<script>' + issueCommentScript + '</script>'
}

forms.name = function (req, enabled, id, name, action, inputId,
    title, header) {
  if (!inputId) inputId = action
  return '<form class="petname" action="" method="post">' +
    (enabled ?
      '<input type="checkbox" class="name-checkbox" id="' + inputId + '" ' +
        'onfocus="this.form.name.focus()" />' +
      '<input name="name" class="name" value="' + u.escape(name) + '" ' +
        'onkeyup="if (event.keyCode == 27) this.form.reset()" />' +
      '<input type="hidden" name="action" value="' + action + '">' +
      '<input type="hidden" name="id" value="' +
        u.escape(id) + '">' +
      '<label class="name-toggle" for="' + inputId + '" ' +
        'title="' + title + '"><i>✍</i></label> ' +
      '<input class="btn name-btn" type="submit" value="' +
        req._t('Rename') + '">' +
      header :
      header + '<br clear="all"/>'
    ) +
  '</form>'
}

var issueCommentScript = '(' + function () {
  var $ = document.getElementById.bind(document)
  $('tab-links').style.display = 'block'
  $('preview-tab-link').onclick = function (e) {
    with (new XMLHttpRequest()) {
      open('POST', '', true)
      onload = function() {
        $('preview-tab').innerHTML = responseText
      }
      send('action=markdown' +
        '&repo=' + encodeURIComponent($('repo-id').value) +
        '&text=' + encodeURIComponent($('post-text').value))
    }
  }
}.toString() + ')()'

var issueCommentButtonScript = '(' + function () {
  var btn = document.getElementById('comment-close-btn')
  document.getElementById('post-text').onkeyup = function (e) {
    btn.setAttribute('value', this.value
      ? btn.getAttribute('data-value-withcomment')
      : btn.getAttribute('data-value-nocomment'))
  }
}.toString() + ')()'

forms.issueComment = function (req, issue, repo, branch, isAuthor, type) {
  return '<section><form action="" method="post">' +
    '<input type="hidden" name="action" value="comment">' +
    '<input type="hidden" name="id" value="' + issue.id + '">' +
    '<input type="hidden" name="issue" value="' + issue.id + '">' +
    '<input type="hidden" name="repo" value="' + repo.id + '">' +
    '<input type="hidden" name="branch" value="' + branch + '">' +
    forms.post(req, repo) +
    '<input type="submit" class="btn open" value="' +
    req._t('issue.Comment') + '" />' +
    (isAuthor ?
      '<input id="comment-close-btn" type="submit" class="btn"' +
      ' name="' + (issue.open ? 'close' : 'open') + '"' +
      ' value="' + req._t(issue.open ? 'issue.Close' : 'issue.Reopen',
        {type: type}) + '"' +
      ' data-value-nocomment="' + req._t(issue.open ?
        'issue.Close' : 'issue.Reopen',
        {type: type}) + '"' +
      ' data-value-withcomment="' + req._t(issue.open ?
        'issue.CommentAndClose' : 'issue.CommentAndReopen',
        {type: type}) + '"' +
      '/>' +
      '<script>' + issueCommentButtonScript + '</script>'
    : '') +
    '</form></section>'
}