Files
danbooru/app/logical/discord_api_client.rb
2021-03-19 04:44:22 -05:00

87 lines
2.6 KiB
Ruby

class DiscordApiClient
extend Memoist
BASE_URL = "https://discord.com/api/v8"
# https://discord.com/developers/docs/resources/webhook#execute-webhook
# Actual limit is 2000; use 1950 for headroom.
MAX_MESSAGE_LENGTH = 1950
attr_reader :application_id, :bot_token, :http
def initialize(application_id: Danbooru.config.discord_application_client_id, bot_token: Danbooru.config.discord_bot_token, http: Danbooru::Http.new)
@application_id = application_id
@bot_token = bot_token
@http = http
end
# https://discord.com/developers/docs/interactions/slash-commands#registering-a-command
# https://discord.com/developers/docs/interactions/slash-commands#create-global-application-command
# https://discord.com/developers/docs/interactions/slash-commands#create-guild-application-command
def register_slash_command(name:, description:, options: [], guild_id: nil)
json = {
name: name,
description: description,
options: options
}
if guild_id.present?
post("/applications/#{application_id}/guilds/#{guild_id}/commands", json)
else
post("/applications/#{application_id}/commands", json)
end
end
# https://discord.com/developers/docs/interactions/slash-commands#create-followup-message
def create_followup_message(interaction_token, allowed_mentions: { parse: [] }, **options)
post("/webhooks/#{application_id}/#{interaction_token}", {
allowed_mentions: allowed_mentions,
**options
})
end
# https://discord.com/developers/docs/resources/channel#get-channel
def get_channel(channel_id, **options)
get("/channels/#{channel_id}", **options)
end
def get_channel_messages(channel_id, limit: 50, **options)
get("/channels/#{channel_id}/messages", params: { limit: limit }, **options)
end
# https://discord.com/developers/docs/resources/channel#trigger-typing-indicator
def trigger_typing_indicator(channel_id)
post("/channels/#{channel_id}/typing")
end
# https://discord.com/developers/docs/resources/user#get-current-user
def get_current_user(**options)
get("/users/@me", **options)
end
def get(url, cache: nil, **options)
if cache
client.cache(cache).get("#{BASE_URL}/#{url}", **options).parse
else
client.get("#{BASE_URL}/#{url}", **options).parse
end
end
def post(url, data = {})
client.post("#{BASE_URL}/#{url}", json: data).parse
end
def http_headers
{
"User-Agent": "#{Danbooru.config.canonical_app_name} (#{Danbooru.config.source_code_url}, 1.0)",
"Authorization": "Bot #{bot_token}"
}
end
def client
http.headers(http_headers)
end
memoize :client, :http_headers
end