gyotaku robot on slack

slack_gyotaku_robot.gs

/*
  slack のカスタムアクションでシートに記入していく。
  フルに稼働するためにはそのチャンネルにアプリとして追加する必要あり。
  scope: interactive component / users.read / reactions.write / channels:read / groups:read
*/

var PROPERTIES = PropertiesService.getScriptProperties();

var BOT_USER_TOKEN = PROPERTIES.getProperty("BOT_USER_TOKEN");
var SHEET_ID = PROPERTIES.getProperty("SHEET_ID");

var LOG_SHEET = SpreadsheetApp.openById(SHEET_ID);
var sheets = LOG_SHEET.getSheets();
var logSheet = sheets[0];

function getUserNameById(userId) {
  var payload = {
    "token": BOT_USER_TOKEN,
  };
  var options = {
    "method" : "POST",
    "payload": payload
  }
  var res = UrlFetchApp.fetch("https://slack.com/api/users.list", options);
  var jsonData = JSON.parse(res);
  var user = jsonData.members.filter(function(item, index){
    if (item.id == userId) return true;
  });
  return user[0].profile.real_name
}

function getNameOfPrivateGroup(groupId){
  var payload = {
    "token": BOT_USER_TOKEN,
    "limit": 150,
    "types": "private_channel"
  };
  var options = {
    "method" : "POST",
    "payload": payload
  }
  var res = UrlFetchApp.fetch("https://slack.com/api/conversations.list", options);
  var jsonData = JSON.parse(res);
  var group = jsonData.channels.filter(function(item, index){
    if (item.id == groupId) return true;
  });
  if (group.length < 1) {
    return 0
  }
  return group[0].name
}

function addReaction (ts, channelId) {
  var payload = {
    "token": BOT_USER_TOKEN,
    "name": "blowfish",
    "channel": channelId,
    "timestamp": ts
  };
  var options = {
    "method" : "POST",
    "payload": payload
  }
  return UrlFetchApp.fetch("https://slack.com/api/reactions.add", options);
}

function doPost(e) {
  var payload = e.parameter.payload;
  var jsonData = JSON.parse(payload);
  var teamDomain = jsonData.team.domain;
  var actionBy = jsonData.user.name;
  
  var channelId = jsonData.channel.id;
  var channelName = jsonData.channel.name;
  if (channelName == "privategroup") {
    var groupName = getNameOfPrivateGroup(channelId)
    if (groupName != 0) {
      channelName = groupName
    }
  }
  
  var messageTs = jsonData.message.ts;
  var message = jsonData.message.text;
  var authorId = jsonData.message.user;
  var authorName = getUserNameById(authorId);
  
  var res = addReaction(messageTs, channelId);
  
  var newLine = [new Date(), teamDomain, actionBy, authorName, channelName, channelId, messageTs, message];
  logSheet.appendRow(newLine);
}