require 'slackdo/version'
require 'slack-notifier'
require 'trello'
require 'json'
require 'tty-prompt'

$prompt = TTY::Prompt.new

module Slackdo
  class Config
	def configure_init
      system "mkdir #{ENV['HOME']}/.slackdo &> /dev/null"
	  unless File.exist?("#{ENV['HOME']}/.slackdo/config.json")
		system "touch #{ENV['HOME']}/.slackdo/config.json"
		hash = {
			"slack_webhook" => "",
			"allow_trello_pushing" => "false",
			"trello_public_key" => "",
			"trello_member_token" => "",
			"trello_list_id" => "",
			"trello_label_ids" => [],
			"categories" => [GENERAL]
		}
		File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
		  f.write(hash.to_json)
		end
	  end
    end
	def add_category
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
      cat = $prompt.ask('What is the category you wish to add?')
      unless hash['categories'].include?(cat.upcase)
	    hash['categories'].push(cat.upcase)
        File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
          f.write(hash.to_json)
        end
        puts "Category '#{cat.upcase}' was added..."
	  else
		puts "Category '#{cat.upcase}' already exists..."
	  end
	end
	def remove_category
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
      cat = $prompt.select('What is the category you wish to remove?', hash['categories'])
      hash['categories'].delete(cat)
      File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
      puts "Category '#{cat}' was removed..."
	end
	def add_label
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
	  hash = JSON.parse(file)
	  id = $prompt.ask('What is the ID of the label you wish to add?')
	  hash['trello_label_ids'].push(id)
	  File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
	  puts "Label with ID '#{id}' was added..."
	end
	def remove_label
	  Card.configure_trello
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  label_names = []
	  hash['trello_label_ids'].each do |i|
	    label_name = Trello::Label.find(i).name
		label_names.push(label_name)
	  end
	  label = $prompt.select('What is the label you wish to remove?', label_names)
	  id = ""
	  hash['trello_label_ids'].each do |i|
        label_name = Trello::Label.find(i).name
        id = i if label_name == label
      end
      hash['trello_label_ids'].delete(id)
      File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
      puts "Label '#{label}' was removed..."
	end
	def enable_trello
      file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
      hash["allow_trello_pushing"] = "true"
      File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
      puts 'Trello has been enabled...'
    end
	def disable_trello
      file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  hash["allow_trello_pushing"] = "false"
	  File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
	  puts 'Trello has been disabled...'
	end
	def configure_trello_api
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  public_key = $prompt.ask('What is your Trello public key?', default: hash['trello_public_key'])
	  member_token = $prompt.ask('What is your Trello member token?', default: hash['trello_member_token'])
	  list_id = $prompt.ask('What is your Trello list ID where the cards should be created?', default: hash['trello_list_id'])
	  hash["trello_public_key"] = public_key
	  hash["trello_member_token"] = member_token
	  hash["allow_trello_pushing"] = "true"
	  hash["trello_list_id"] = list_id
	  File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
	  puts 'Trello API was configured...'
	end
	def configure_slack_webhook
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  webhook = $prompt.ask('What is your Slack webhook?', default: hash['slack_webhook'])
      hash["slack_webhook"] = webhook
	  File.open("#{ENV['HOME']}/.slackdo/config.json",'w') do |f|
        f.write(hash.to_json)
      end
	  puts 'Slack API was configured...'
    end
  end

  class Card
	def self.configure_trello
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  Trello.configure do |config|
        config.developer_public_key = hash['trello_public_key']
        config.member_token = hash['trello_member_token']
      end
	end
	def add_card(card_category, card_name, card_desc)
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  configure_trello
	  card_name_full = ''
	  card_name_full << "[#{card_category}]"
	  card_name_full << " #{card_name}"
	  label_id = ''
	  hash['trello_label_ids'].each do |id|
		label = Trello::Label.find(id)
		label_id = id if label.name == card_category
	  end
	  card = Trello::Card.create(
        name: card_name_full,
        desc: card_desc,
	  	list_id: hash['trello_list_id'],
        pos: 'top',
	  	card_labels: label_id
      )
	  card.save
	  puts 'Card was created on Trello...'
	end
  end

  class Task
	$note_content = ''
	$message = ''
	$category = ''
	def set_category(cat)
	  $category = cat
	end
	def get_category
	  return $category
	end
	def set_message(text)
	  $message = text
	end
	def get_message
      return $message
    end
	def set_notes(notes)
	  $note_content = notes
	end
	def get_notes
	  return $note_content
	end
	def add_task
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
	  webhook = hash['slack_webhook']
      notifier = Slack::Notifier.new webhook
	  cli_category = $prompt.select('What is the category of this new task?', hash['categories'])
      cli_message = $prompt.ask('Type your new task:')
      want_note = $prompt.select('Do you want to add a note to this new task?', %w(Yes No))
      cli_note = ''
      while want_note == 'Yes'
        note_text = $prompt.ask('Type your note:')
        cli_note << "\n`- #{note_text}`"
        want_note = $prompt.select('Do you want to add another note to the task?', %w(Yes No))
      end
      note = {
          fallback: "This should've been a new note but looks like something went wrong...",
          text: cli_note,
          color: "gray",
          mrkdwn_in: ["text"]
      }
	  set_message(cli_message)
	  set_category(cli_category)
	  set_notes(cli_note)
      notifier.post text: "• [#{cli_category}] #{cli_message}", attachments: [note]
	  puts 'Item was posted to Slack...'
	end
  end

  class Reminder
	def add_reminder
	  file = File.read("#{ENV['HOME']}/.slackdo/config.json")
      hash = JSON.parse(file)
      webhook = hash['slack_webhook']
      notifier = Slack::Notifier.new webhook
      message = $prompt.ask('Type your reminder:')
      notifier.post text: "• _#{message}_"
	  puts 'Reminder was posted to Slack...'
	end
  end
end