docbrown/app/models/notification.rb

379 lines
13 KiB
Ruby

class Notification < ApplicationRecord
belongs_to :notifiable, polymorphic: true
belongs_to :user, optional: true
belongs_to :organization, optional: true
validates :user_id, presence: true, if: proc { |n| n.organization_id.nil? }
validates :organization_id, presence: true, if: proc { |n| n.user_id.nil? }
before_create :mark_notified_at_time
validates :user_id, uniqueness: { scope: %i[notifiable_id notifiable_type action] }
class << self
def send_new_follower_notification(follow, is_read = false)
return unless Follow.need_new_follower_notification_for?(follow.followable_type)
follow_data = follow.attributes.slice("follower_id", "followable_id", "followable_type").symbolize_keys
Notifications::NewFollowerJob.perform_later(follow_data, is_read)
end
def send_new_follower_notification_without_delay(follow, is_read = false)
follow_data = follow.attributes.slice("follower_id", "followable_id", "followable_type").symbolize_keys
Notifications::NewFollowerJob.perform_now(follow_data, is_read)
end
def send_to_followers(notifiable, action = nil)
# for now, arguments are always: notifiable = article, action = "Published"
json_data = {
user: user_data(notifiable.user),
article: article_data(notifiable)
}
followers = if notifiable.organization_id
json_data[:organization] = organization_data(notifiable.organization)
(notifiable.user.followers + notifiable.organization.followers).uniq
else
notifiable.user.followers
end
# followers is an array and not an activerecord object
followers.sort_by(&:updated_at).reverse[0..10_000].each do |follower|
Notification.create(
user_id: follower.id,
notifiable_id: notifiable.id,
notifiable_type: notifiable.class.name,
action: action,
json_data: json_data,
)
end
end
handle_asynchronously :send_to_followers
def send_new_comment_notifications(comment)
return if comment.commentable_type == "PodcastEpisode"
user_ids = comment.ancestors.select(:receive_notifications, :user_id).select(&:receive_notifications).pluck(:user_id).to_set
user_ids.add(comment.commentable.user_id) if user_ids.empty? && comment.commentable.receive_notifications
json_data = {
user: user_data(comment.user),
comment: comment_data(comment)
}
user_ids.delete(comment.user_id).each do |user_id|
Notification.create(
user_id: user_id,
notifiable_id: comment.id,
notifiable_type: comment.class.name,
action: nil,
json_data: json_data,
)
# Be careful with this basic first implementation of push notification. Has dependency of Pusher/iPhone sort of tough to test reliably.
send_push_notifications(user_id, "@#{comment.user.username} replied to you:", comment.title, "/notifications/comments") if User.find_by(id: user_id)&.mobile_comment_notifications
end
return unless comment.commentable.organization_id
Notification.create(
organization_id: comment.commentable.organization_id,
notifiable_id: comment.id,
notifiable_type: comment.class.name,
action: nil,
json_data: json_data,
)
# no push notifications for organizations yet
end
handle_asynchronously :send_new_comment_notifications
def send_new_badge_notification(badge_achievement)
json_data = {
user: user_data(badge_achievement.user),
badge_achievement: {
badge_id: badge_achievement.badge_id,
rewarding_context_message: badge_achievement.rewarding_context_message,
badge: {
title: badge_achievement.badge.title,
description: badge_achievement.badge.description,
badge_image_url: badge_achievement.badge.badge_image_url
}
}
}
Notification.create(
user_id: badge_achievement.user.id,
notifiable_id: badge_achievement.id,
notifiable_type: "BadgeAchievement",
action: nil,
json_data: json_data,
)
end
handle_asynchronously :send_new_badge_notification
def send_reaction_notification(reaction, receiver)
return if reaction.skip_notification_for?(receiver)
Notifications::NewReactionJob.perform_later(*reaction_notification_attributes(reaction, receiver))
end
def send_reaction_notification_without_delay(reaction, receiver)
return if reaction.skip_notification_for?(receiver)
Notifications::NewReactionJob.perform_now(*reaction_notification_attributes(reaction, receiver))
end
def send_mention_notification(mention)
mentioner = mention.mentionable.user
json_data = {
user: user_data(mentioner)
}
json_data[:comment] = comment_data(mention.mentionable) if mention.mentionable_type == "Comment"
Notification.create(
user_id: mention.user_id,
notifiable_id: mention.id,
notifiable_type: "Mention",
action: nil,
json_data: json_data,
)
end
handle_asynchronously :send_mention_notification
def send_welcome_notification(receiver_id)
welcome_broadcast = Broadcast.find_by(title: "Welcome Notification")
return if welcome_broadcast.nil?
dev_account = User.dev_account
json_data = {
user: user_data(dev_account),
broadcast: {
processed_html: welcome_broadcast.processed_html
}
}
Notification.create(
user_id: receiver_id,
notifiable_id: welcome_broadcast.id,
notifiable_type: "Broadcast",
action: welcome_broadcast.type_of,
json_data: json_data,
)
end
handle_asynchronously :send_welcome_notification
def send_moderation_notification(notifiable)
# notifiable is currently only comment
available_moderators = User.with_role(:trusted).where("last_moderation_notification < ?", 28.hours.ago)
return if available_moderators.empty?
moderator = available_moderators.sample
dev_account = User.dev_account
json_data = {
user: user_data(dev_account)
}
json_data[notifiable.class.name.downcase] = send "#{notifiable.class.name.downcase}_data", notifiable
Notification.create(
user_id: moderator.id,
notifiable_id: notifiable.id,
notifiable_type: notifiable.class.name,
action: "Moderation",
json_data: json_data,
)
moderator.update_column(:last_moderation_notification, Time.current)
end
handle_asynchronously :send_moderation_notification
def send_tag_adjustment_notification(tag_adjustment)
article = tag_adjustment.article
json_data = {
article: { title: article.title, path: article.path },
adjustment_type: tag_adjustment.adjustment_type,
status: tag_adjustment.status,
reason_for_adjustment: tag_adjustment.reason_for_adjustment,
tag_name: tag_adjustment.tag_name
}
Notification.create(
user_id: article.user_id,
notifiable_id: tag_adjustment.id,
notifiable_type: tag_adjustment.class.name,
json_data: json_data,
)
article.user.update_column(:last_moderation_notification, Time.current)
end
handle_asynchronously :send_tag_adjustment_notification
def send_milestone_notification(milestone_hash)
milestone_hash[:next_milestone] = next_milestone(milestone_hash)
return unless should_send_milestone?(milestone_hash)
json_data = { article: article_data(milestone_hash[:article]), gif_id: RandomGif.new.random_id }
Notification.create!(
user_id: milestone_hash[:article].user_id,
notifiable_id: milestone_hash[:article].id,
notifiable_type: "Article",
json_data: json_data,
action: "Milestone::#{milestone_hash[:type]}::#{milestone_hash[:next_milestone]}",
)
return unless milestone_hash[:article].organization_id
Notification.create!(
organization_id: milestone_hash[:article].organization_id,
notifiable_id: milestone_hash[:article].id,
notifiable_type: "Article",
json_data: json_data,
action: "Milestone::#{milestone_hash[:type]}::#{milestone_hash[:next_milestone]}",
)
end
handle_asynchronously :send_milestone_notification
def remove_all(notifiable_hash)
Notification.where(
notifiable_id: notifiable_hash[:notifiable_id],
notifiable_type: notifiable_hash[:notifiable_type],
action: notifiable_hash[:action],
).delete_all
end
handle_asynchronously :remove_all
def remove_each(notifiable_collection, action = nil)
# only used for mentions since it's an array
notifiable_collection.each do |notifiable|
Notification.where(
notifiable_id: notifiable.id,
notifiable_type: notifiable.class.name,
action: action,
).destroy_all
end
end
handle_asynchronously :remove_each
def update_notifications(notifiable, action = nil)
notifications = Notification.where(
notifiable_id: notifiable.id,
notifiable_type: notifiable.class.name,
action: action,
)
return if notifications.blank?
new_json_data = notifications.first.json_data
new_json_data[notifiable.class.name.downcase] = send("#{notifiable.class.name.downcase}_data", notifiable)
new_json_data[:user] = user_data(notifiable.user)
new_json_data[:organization] = organization_data(notifiable.organization) if notifiable.is_a?(Article) && notifiable.organization_id
notifications.update_all(json_data: new_json_data)
end
handle_asynchronously :update_notifications
private
def user_data(user)
Notifications.user_data(user)
end
def reaction_notification_attributes(reaction, receiver)
reactable_data = {
reactable_id: reaction.reactable_id,
reactable_type: reaction.reactable_type,
reactable_user_id: reaction.reactable.user_id
}
receiver_data = { klass: receiver.class.name, id: receiver.id }
[reactable_data, receiver_data]
end
def organization_data(organization)
{
id: organization.id,
class: { name: "Organization" },
name: organization.name,
slug: organization.slug,
path: organization.path,
profile_image_90: organization.profile_image_90
}
end
def comment_data(comment)
{
id: comment.id,
class: { name: "Comment" },
path: comment.path,
processed_html: comment.processed_html,
updated_at: comment.updated_at,
commentable: {
id: comment.commentable.id,
title: comment.commentable.title,
path: comment.commentable.path,
class: {
name: comment.commentable.class.name
}
}
}
end
def article_data(article)
{
id: article.id,
cached_tag_list_array: article.decorate.cached_tag_list_array,
class: { name: "Article" },
title: article.title,
path: article.path,
updated_at: article.updated_at
}
end
def should_send_milestone?(milestone_hash)
return if milestone_hash[:article].published_at < DateTime.new(2019, 2, 25)
last_milestone_notification = Notification.find_by(
user_id: milestone_hash[:article].user_id,
notifiable_type: "Article",
notifiable_id: milestone_hash[:article].id,
action: "Milestone::#{milestone_hash[:type]}::#{milestone_hash[:next_milestone]}",
)
if milestone_hash[:type] == "View"
last_milestone_notification.blank? && milestone_hash[:article].page_views_count > milestone_hash[:next_milestone]
elsif milestone_hash[:type] == "Reaction"
last_milestone_notification.blank? && milestone_hash[:article].positive_reactions_count > milestone_hash[:next_milestone]
end
end
def next_milestone(milestone_hash)
case milestone_hash[:type]
when "View"
milestones = [1024, 2048, 4096, 8192, 16_384, 32_768, 65_536, 131_072, 262_144, 524_288, 1_048_576]
milestone_count = milestone_hash[:article].page_views_count
when "Reaction"
milestones = [64, 128, 256, 512, 1024, 2048, 4096, 8192]
milestone_count = milestone_hash[:article].positive_reactions_count
end
closest_number = milestones.min_by { |num| (milestone_count - num).abs }
if milestone_count > closest_number
closest_number
else
milestones[milestones.index(closest_number) - 1]
end
end
def send_push_notifications(user_id, title, body, path)
return unless ApplicationConfig["PUSHER_BEAMS_KEY"] && ApplicationConfig["PUSHER_BEAMS_KEY"].size == 64
payload = {
apns: {
aps: {
alert: {
title: title,
body: CGI.unescapeHTML(body.strip!)
}
},
data: {
url: "https://dev.to" + path
}
}
}
Pusher::PushNotifications.publish(interests: ["user-notifications-#{user_id}"], payload: payload)
end
end
# instance methods
def aggregated?
action == "Reaction" || action == "Follow"
end
def mark_notified_at_time
self.notified_at = Time.current
end
end