# client-server
post "/outbox" do 
  protected!
  request.body.rewind # in case someone already read it
  body = request.body.read
  date = Time.now.strftime("%Y-%m-%dT%H:%M:%S")
  # TODO hashtags, replys
  outbox_path = File.join("public/outbox", date + ".json")
  object_path = File.join("public/objects", date + ".json")
  create = {
    "@context" => "https://www.w3.org/ns/activitystreams",
    "id" => File.join(SOCIAL_URL, outbox_path),
    "type" => "Create",
    "actor" => ACTOR,
    "object" => {
      "id" => File.join(SOCIAL_URL, object_path),
      "type" => "Note",
      "attributedTo" => ACTOR,
      "published" => date,
      "content" => "",
      "to" => ["https://www.w3.org/ns/activitystreams#Public"]
    },
    "published" => date,
    "to" => ["https://www.w3.org/ns/activitystreams#Public"]
  }
  recipients = []
  if /^@/.match body
    mentions, body = body.split("\n", 2)
    mentions.split(/, */).each do |m|
      recipients << actor(m.chomp)
    end
  end
  create["object"]["content"] = body.lines.select { |l| !l.empty? }.join("<br>")
  recipients += Dir[File.join("public/followers", "*.json")].collect { |f| JSON.parse(File.read(f))["actor"] }
  recipients.delete ACTOR
  recipients.uniq!
  create["object"]["to"] += recipients
  create["to"] += recipients

  File.open(outbox_path, "w+") { |f| f.puts create.to_json }
  File.open(object_path, "w+") { |f| f.puts create["object"].to_json }

  recipients.each { |r| send_signed create, r }
end

post "/archive" do
  protected!
  FileUtils.mv params['file'], "archive/"
  redirect to(params['redirect'])
end

post "/delete" do
  protected!
  FileUtils.rm params['file']
  redirect to(params['redirect'])
end

post "/delete_all" do
  protected!
  FileUtils.rm Dir["inbox/*.json"]
  redirect to("/")
end

post "/follow/*" do
  protected!
  mention = params['splat'][0]
  actor = actor(mention)
  p mention
  p actor
  follow = { "@context" => "https://www.w3.org/ns/activitystreams",
             "id" => File.join(SOCIAL_URL, "following", mention + ".json"),
             "type" => "Follow",
             "actor" => ACTOR,
             "object" => actor }
  send_signed follow, actor
  redirect to("/")
end

post "/unfollow/*" do
  protected!
  mention = params['splat'][0]
  actor = actor(mention)
  following_path = File.join("public", "following", mention + ".json")
  if File.exists?(following_path)
    undo = { "@context" => "https://www.w3.org/ns/activitystreams",
             "id" => File.join(SOCIAL_URL + "#undo", SecureRandom.uuid),
             "type" => "Undo",
             "actor" => ACTOR,
             "object" => JSON.parse(File.read(following_path)) }
    send_signed undo, actor
    FileUtils.rm following_path
    redirect to("/")
  end
end

post "/login" do
  session["client"] = true if params["secret"] == File.read(".pwd").chomp
  redirect to("/")
end

# private
["/", "/archive"].each do |path|
  get path, :provides => 'html' do
    protected!
    if path == '/' 
      @dir = 'inbox' 
      @alt_dir = '/archive' 
      @alt_name = 'archive'
    else
      @dir = path.sub('/','')
      @alt_dir = '/'
      @alt_name = 'inbox'
    end
    threads
    erb :index
  end
end