require('dotenv').load();

const { RTMClient, WebClient } = require('@slack/client');

// An access token (from your Slack app or custom integration - usually xoxb)
const token = process.env.SLACK_CLI_TOKEN;

class SpawnClient {
  constructor(){
    console.log('signing in', token)
    this.web = new WebClient(token);
    this.rtm = new RTMClient(token)
    this.rtm.on('connected', () => console.log('connected'))
    this.rtm.on('authenticated', () => console.log('authenticated'))
    this.rtm.start();

    this.listen()
    this.list()
  }
  listen(){
    console.log('listening')
    this.rtm.on('message', (message) => {
      console.log(message)
      if ( (message.subtype && message.subtype === 'bot_message') ||
           (!message.subtype && message.user === this.rtm.activeUserId) ) {
        return;
      }
      switch (message.subtype) {
        case 'file_share':
          this.processFile(message.file)
          break
        case 'file_comment':
          this.processFileCommand(message.file, message.comment)
          break
        // case 'file_mention':
        //   break
        default:
          console.log(`(channel:${message.channel}) ${message.user} says: ${message.text}`);
          break
      }
    })
  }
  list(){
    console.log('listing groups..')
    this.web.groups.list().then((res) => {
      console.log("____________\n")
      console.log(res)
      
      const group = res.groups[0]

      if (group) {
        this.group = group
        console.log('we are in', group)
      } else {
        console.log('This bot does not belong to any private group, invite it to at least one and try again');
      }
    });
  }

  postMessageToGroup(msg){
    if (! this.group) {
      console.log('not in a group!')
      return
    }
    rtm.sendMessage(msg, this.group.id)
    .then((msg) => console.log(`ts:${msg.ts} <${group.name}> ${msg}`))
    .catch(console.error);
  }

  processFile(){
    console.log(message.text)
    console.log(`download: ${message.file.url_private_download}`)
  }

  processFileCommand(file, comment){
    const msg = comment.comment
    console.log(`comment on file: ${msg}`)
  }
}

const client = new SpawnClient ()

// This argument can be a channel ID, a DM ID, a MPDM ID, or a group ID
// const conversationId = 'C1232456';

// The RTM client can send simple string messages
// rtm.sendMessage('Hello there', conversationId)
//   .then((res) => {
//     // `res` contains information about the posted message
//     console.log('Message sent: ', res.ts);
//   })
//   .catch(console.error);



// {
//     "type": "message",
//     "subtype": "file_share",
//     "ts": "1358877455.000010",
//     "text": "<@cal> uploaded a file: <https:...7.png|7.png>",
//     "file": {...},
//     "user": "U2147483697",
//     "upload": true
// }

// {
//     "type": "message",
//     "subtype": "file_comment",
//     "ts": "1361482916.000003",
//     "text": "<@cal> commented on a file: ...",
//     "file": {},
//     "comment": {}
// }

// {
//     "id" : "F2147483862",
//     "created" : 1356032811,
//     "timestamp" : 1356032811,
//     "name" : "file.htm",
//     "title" : "My HTML file",
//     "mimetype" : "text\/plain",
//     "filetype" : "text",
//     "pretty_type": "Text",
//     "user" : "U2147483697",
//     "mode" : "hosted",
//     "editable" : true,
//     "is_external": false,
//     "external_type": "",
//     "username": "",
//     "size" : 12345,
//     "url_private": "https:\/\/slack.com\/files-pri\/T024BE7LD-F024BERPE\/1.png",
//     "url_private_download": "https:\/\/slack.com\/files-pri\/T024BE7LD-F024BERPE\/download\/1.png",
//     "thumb_64": "https:\/\/slack-files.com\/files-tmb\/T024BE7LD-F024BERPE-c66246\/1_64.png",
//     "thumb_80": "https:\/\/slack-files.com\/files-tmb\/T024BE7LD-F024BERPE-c66246\/1_80.png",
//     "thumb_360": "https:\/\/slack-files.com\/files-tmb\/T024BE7LD-F024BERPE-c66246\/1_360.png",
//     "thumb_360_gif": "https:\/\/slack-files.com\/files-tmb\/T024BE7LD-F024BERPE-c66246\/1_360.gif",
//     "thumb_360_w": 100,
//     "thumb_360_h": 100,
//     "thumb_480": "https:\/\/slack-files.com\/files-tmb\/T024BE7LD-F024BERPE-c66246\/1_480.png",
//     "thumb_480_w": 480,
//     "thumb_480_h": 480,
//     "thumb_160": "https:\/\/slack-files.com\/files-tmb\/T024BE7LD-F024BERPE-c66246\/1_160.png",
//     "permalink": "https:\/\/tinyspeck.slack.com\/files\/cal\/F024BERPE\/1.png",
//     "permalink_public" : "https:\/\/tinyspeck.slack.com\/T024BE7LD-F024BERPE-3f9216b62c",
//     "edit_link": "https:\/\/tinyspeck.slack.com\/files\/cal\/F024BERPE\/1.png/edit",
//     "preview": "&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;meta charset='utf-8'&gt;",
//     "preview_highlight": "&lt;div class=\"sssh-code\"&gt;&lt;div class=\"sssh-line\"&gt;&lt;pre&gt;&lt;!DOCTYPE html...",
//     "lines": 123,
//     "lines_more": 118,
//     "is_public": true,
//     "public_url_shared": false,
//     "display_as_bot" : false,
//     "channels": ["C024BE7LT", ...],
//     "groups": ["G12345", ...],
//     "ims": ["D12345", ...],
//     "initial_comment": {...},
//     "num_stars": 7,
//     "is_starred": true,
//     "pinned_to": ["C024BE7LT", ...],
//     "reactions": [
//     {
//         "name": "astonished",
//         "count": 3,
//         "users": [ "U1", "U2", "U3" ]
//     },
//     {
//         "name": "facepalm",
//         "count": 1034,
//         "users": [ "U1", "U2", "U3", "U4", "U5" ]
//     }
//     ],
//     "comments_count": 1
// }