List bearychat food count in bearychat group.

bearychat_dinner.js

// Bookmarklet
//
// javascript:function listFoods(beginStr, endDateStr, foodBlacklist) { var _es = document.querySelectorAll('.Message-wrapper'); var es = Array.slice.call(0, _es); es.reverse(); var counts = {}; for (var e of es) { var author = e.querySelector('.author'); var message = ''; for (var sube of e.querySelectorAll('.Message-body')) { message += sube.innerText; } message = message.trim(); if (message.match(beginStr)) { break; } if (!foodBlacklist.includes(message)) { counts[message] = counts[message] || []; counts[message].push(author && author.innerText.trim()); } var ended = false; for (var b of e.querySelectorAll('.Message-body')) { var date = e.querySelector('.Messages-date'); if (date && date.innerText.trim() === endDateStr) { ended = true; } } if (ended) { break; } } var strs = []; for (var k of Object.keys(counts)) { var str = k + '(' + counts[k].length + '份): ' + counts[k].join(', '); strs.push(str); } return strs;}var foods = listFoods('大家订餐了', '今天', ['@讨论组']);alert(foods.join('\n'));for (var f of foods) { console.log(f);}

function listFoods(beginStr, endDateStr, foodBlacklist) {
  var _es = document.querySelectorAll('.Message-wrapper');
  var es = Array.slice.call(0, _es);
  es.reverse();

  var counts = {};

  for (var e of es) {
    var author =  e.querySelector('.author');
    var message = '';
    for (var sube of e.querySelectorAll('.Message-body')) {
      message += sube.innerText;
    }
    message = message.trim();

    if (message.match(beginStr)) {
      break;
    }

    if (!foodBlacklist.includes(message)) {
      counts[message] = counts[message] || [];
      counts[message].push(author && author.innerText.trim());
    }

    var ended = false;
    for  (var b of e.querySelectorAll('.Message-body')) {
      var date = e.querySelector('.Messages-date');
      if (date && date.innerText.trim() === endDateStr) {
        ended = true;
      }
    }

    if (ended) {
      break;
    }
  }

  var strs = [];
  for (var k of Object.keys(counts)) {
    var str = k + '(' + counts[k].length + '份): ' + counts[k].join(', ');
    strs.push(str);
  }

  return strs;
}

var foods = listFoods('大家订餐了', '今天', ['@讨论组']);

alert(foods.join('\n'));
for (var f of foods) {
  console.log(f);
}