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Versions: 11
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Contents
module SocialNetworking
module Concerns
module ProfilePage
# Displays feed data for profile page.
class Feed
attr_reader :participant_id, :page
SHARED_ITEM_PAGE_SIZE = 5
def initialize(participant_id:, page:)
@participant_id = participant_id
@page = page.try(:to_i) || 0
end
def page_items
if feed_items.size >= start_index
sorted_feed_items[
start_index..(start_index + SHARED_ITEM_PAGE_SIZE - 1)
]
else
[]
end
end
private
def feed_items
on_the_mind_statements + nudges + shared_items
end
def nudges
Serializers::NudgeSerializer
.from_collection(
Nudge
.where(initiator_id: participant_id)
.order(created_at: :desc)
.limit(SHARED_ITEM_PAGE_SIZE * (page + 1))
.includes(:comments))
end
def on_the_mind_statements
Serializers::OnTheMindStatementSerializer
.from_collection(
OnTheMindStatement
.where(participant_id: participant_id)
.order(created_at: :desc)
.limit(SHARED_ITEM_PAGE_SIZE * (page + 1))
.includes(:comments, :likes))
end
def shared_items
Serializers::SharedItemSerializer
.from_collection(
SharedItem
.includes(:item, :comments)
.joins(:participant)
.where(participant_id: participant_id)
.order(created_at: :desc)
.limit(SHARED_ITEM_PAGE_SIZE * (page + 1))
)
end
def sorted_feed_items
feed_items.sort_by { |item| item[:createdAtRaw] }.reverse!
end
def start_index
page * SHARED_ITEM_PAGE_SIZE
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems