Class: Clacky::Channel::Adapters::Discord::ApiClient

Inherits:
Object
  • Object
show all
Defined in:
lib/clacky/server/channel/adapters/discord/api_client.rb

Defined Under Namespace

Classes: ApiError

Constant Summary collapse

DEFAULT_HOMEPAGE_URL = 
"https://discord.com"
BASE_URL = 
"#{DEFAULT_HOMEPAGE_URL}/api/v10/"

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(bot_token:) ⇒ ApiClient

Returns a new instance of ApiClient.



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 16

def initialize(bot_token:)
  @bot_token = bot_token
  @conn = Faraday.new(url: BASE_URL) do |f|
    f.headers["Authorization"] = "Bot #{@bot_token}"
    f.headers["User-Agent"]    = self.class.user_agent
    f.request :multipart
    f.response :raise_error
    f.adapter Faraday.default_adapter
  end
end

Class Method Details

.user_agent ⇒ Object

Discord requires User-Agent of the form “DiscordBot ($url, $versionNumber)”. Requests with an invalid UA may be blocked at Cloudflare.



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 62

def self.user_agent
  url = (Clacky::BrandConfig.load.homepage_url rescue nil) || DEFAULT_HOMEPAGE_URL
  "DiscordBot (#{url}, #{Clacky::VERSION})"
end

Instance Method Details

#download(url) ⇒ Object 



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 55

def download(url)
  res = Faraday.get(url)
  { body: res.body, content_type: res.headers["content-type"] }
end

#edit_message(channel_id, message_id, content) ⇒ Object 



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 37

def edit_message(channel_id, message_id, content)
  request(:patch, "channels/#{channel_id}/messages/#{message_id}", { content: content.to_s })
end

#me ⇒ Object 



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 27

def me
  request(:get, "users/@me")
end

#send_file(channel_id, path, name: nil) ⇒ Object 



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 41

def send_file(channel_id, path, name: nil)
  raise ArgumentError, "File not found: #{path}" unless File.exist?(path)
  filename = name || File.basename(path)
  payload  = { attachments: [{ id: 0, filename: filename }] }
  io       = Faraday::UploadIO.new(path, detect_mime(path), filename)

  res = @conn.post("channels/#{channel_id}/messages") do |req|
    req.body = { "payload_json" => JSON.generate(payload), "files[0]" => io }
  end
  parse_json(res.body)
rescue Faraday::Error => e
  raise_api_error(e)
end

#send_message(channel_id, content, reply_to: nil) ⇒ Object 



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# File 'lib/clacky/server/channel/adapters/discord/api_client.rb', line 31

def send_message(channel_id, content, reply_to: nil)
  payload = { content: content.to_s }
  payload[:message_reference] = { message_id: reply_to.to_s } if reply_to
  request(:post, "channels/#{channel_id}/messages", payload)
end