# typed: true
# frozen_string_literal: true
T.bind(self, T.all(Rake::DSL, Object))

module BlueskyRakeHelpers
  extend T::Sig

  sig { params(handle: String).returns(T.nilable(String)) }
  def self.resolve_did(handle)
    DIDKit::Resolver.new.resolve_handle(handle)&.did
  end

  sig { params(did: String).returns(T.nilable(String)) }
  def self.resolve_handle(did)
    DIDKit::Resolver.new.resolve_did(did).get_validated_handle
  rescue OpenURI::HTTPError => e
    return nil if e.message == "404 Not Found"
    raise
  end

  sig do
    params(handle_or_did: T.nilable(String)).returns(
      T.nilable(Domain::User::BlueskyUser),
    )
  end
  def self.find_bsky_user(handle_or_did)
    return nil if handle_or_did.blank?
    if handle_or_did.starts_with?("did:")
      did = handle_or_did
      Domain::User::BlueskyUser.find_by(did:) ||
        begin
          handle = resolve_handle(did)
          return nil if handle.blank?
          Domain::User::BlueskyUser.create!(did:, handle:)
        end
    else
      Domain::User::BlueskyUser.find_by(handle:) ||
        begin
          did = self.resolve_did(handle_or_did)
          return nil if did.blank?
          Domain::User::BlueskyUser.find_or_create_by!(did:) do |user|
            user.handle = handle_or_did
          end
        end
    end
  end
end

namespace :bluesky do
  desc "Start the Bluesky monitor"
  task monitor: :environment do
    Tasks::Bluesky::Monitor.new.run
  end

  desc "Add a DID or hashtag to the Bluesky monitor"
  task add: :environment do
    if (hashtag = ENV["hashtag"])
      # Remove # if provided
      hashtag = hashtag.gsub(/^#/, "")

      Domain::Bluesky::MonitoredObject.build_for_hashtag(hashtag).save!
      puts "Added hashtag: ##{hashtag}"
    elsif ENV["handle"] || ENV["did"]
      user = BlueskyRakeHelpers.find_bsky_user(ENV["handle"] || ENV["did"])
      if user.nil?
        puts "user not found"
        next
      end
      Domain::Bluesky::Job::ScanUserJob.perform_later(user:)
      Domain::Bluesky::Job::ScanPostsJob.perform_later(user:)
      Domain::Bluesky::MonitoredObject.build_for_user(user).save!
    else
      raise "hashtag or handle/did is required"
    end
  end

  desc "Add DID or user handle, bulk from stdin"
  task add_bulk: :environment do
    added = 0
    file = (ENV["file"] ? File.open(T.must(ENV["file"]), "r") : STDIN)
    skip = ENV["skip"]&.to_i

    while line = file.gets
      if skip.present?
        skip -= 1
        next if skip > 0
      end

      begin
        line = line.strip.chomp
        next if line.blank?
        user = BlueskyRakeHelpers.find_bsky_user(line)
        if user
          unless user.scanned_profile_at.present?
            Domain::Bluesky::Job::ScanUserJob.perform_later(user:)
            puts "enqueued profile scan: #{user.did} / #{user.handle}"
          end
          unless user.scanned_posts_at.present?
            Domain::Bluesky::Job::ScanPostsJob.perform_later(user:)
            puts "enqueued posts scan: #{user.did} / #{user.handle}"
          end

          obj = Domain::Bluesky::MonitoredObject.build_for_user(user)
          if obj.save
            puts "added #{user.did} / #{user.handle} to monitor"
            added += 1
          end

          if added % 25 == 0
            loop do
              queue_size =
                GoodJob::Job
                  .where(
                    finished_at: nil,
                    performed_at: nil,
                    error: nil,
                    queue_name: "bluesky",
                  )
                  .where(
                    [
                      "(serialized_params->'exception_executions' = '{}')",
                      "(serialized_params->'exception_executions' is null)",
                    ].join(" OR "),
                  )
                  .count
              puts "queue size: #{queue_size}"
              if queue_size > 150
                sleep 10
              else
                break
              end
            end
          end
        else
          puts "user not found: #{line}"
        end
      rescue StandardError => e
        puts "error: #{e.message}"
        puts "line: #{line}"
        raise e
      end
    end
    puts "added #{added} users to monitor"
  end

  desc "Remove a DID or hashtag from the Bluesky monitor"
  task remove: :environment do
    if (hashtag = ENV["hashtag"])
      # Remove # if provided
      hashtag = hashtag.gsub(/^#/, "")

      Domain::Bluesky::MonitoredObject.find_by(
        value: hashtag,
        kind: :hashtag,
      )&.destroy!
      puts "Removed hashtag: ##{hashtag}"
    elsif (handle = ENV["handle"])
      did = BlueskyRakeHelpers.resolve_did(handle)
      puts "resolved did: #{did}"
      raise "did is required" if did.blank?

      Domain::Bluesky::MonitoredObject.find_by(
        value: did,
        kind: :user_did,
      )&.destroy!
    elsif (did = ENV["did"])
      raise "did is required" if did.blank?

      Domain::Bluesky::MonitoredObject.find_by(
        value: did,
        kind: :user_did,
      )&.destroy!
    else
      raise "hashtag, handle, or did is required"
    end
  end

  desc "Watch users that user follows"
  task watch_follows: :environment do
    user =
      BlueskyRakeHelpers.find_bsky_user(ENV["handle"] || ENV["did"]) ||
        raise("user is required, need a handle/did")
    Domain::Bluesky::Job::ScanUserFollowsJob.perform_now(user:)
    user.reload
    user.user_user_follows_from.each do |follow|
      to_user = T.cast(follow.to, Domain::User::BlueskyUser)
      model = Domain::Bluesky::MonitoredObject.build_for_user(to_user)
      puts "added #{to_user.did} / #{to_user.handle} to monitor" if model.save
    end
  end

  desc "Extract bluesky post rkeys / user dids from E621 sources"
  task extract_e621_bluesky_posts_and_users: :environment do
    sources = Set.new
    Domain::Post::E621Post
      .where("sources_array::text LIKE '%https://bsky.app%'")
      .find_each(batch_size: 32) do |post|
        post.sources_array.each do |source|
          if source.include?("https://bsky.app") && sources.add?(source)
            puts source
          end
        end
      end
  end
end