51316c747f
* Move calculating comments score from worker to a service * Display displayed comments count in feed * Recalculating displayed comments counts on article show (if needed) * Rubocop fixes * Fixed lambda
91 lines
2.5 KiB
Ruby
91 lines
2.5 KiB
Ruby
module Homepage
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class ArticlesQuery
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ATTRIBUTES = %i[
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cached_tag_list
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comments_count
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crossposted_at
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displayed_comments_count
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id
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organization_id
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path
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public_reactions_count
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published_at
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reading_time
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title
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user_id
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video_duration_in_seconds
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video_thumbnail_url
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].freeze
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DEFAULT_PER_PAGE = 60
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MAX_PER_PAGE = 100
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SORT_PARAMS = %i[hotness_score public_reactions_count published_at].freeze
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DEFAULT_SORT_DIRECTION = :desc
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def self.call(...)
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new(...).call
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end
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# TODO: [@rhymes] change frontend to start from page 1
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def initialize(
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approved: nil,
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published_at: nil,
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user_id: nil,
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organization_id: nil,
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tags: [],
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hidden_tags: [],
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sort_by: nil,
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sort_direction: nil,
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page: 0,
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per_page: DEFAULT_PER_PAGE
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)
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@relation = Article.published.select(*ATTRIBUTES)
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.includes(:distinct_reaction_categories)
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@approved = approved
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@published_at = published_at
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@user_id = user_id
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@organization_id = organization_id
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@tags = tags.presence || []
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@hidden_tags = hidden_tags.presence || []
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@sort_by = sort_by
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@sort_direction = sort_direction || DEFAULT_SORT_DIRECTION
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@page = page.to_i + 1
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@per_page = [(per_page || DEFAULT_PER_PAGE).to_i, MAX_PER_PAGE].min
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end
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def call
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filter.merge(sort).merge(paginate)
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end
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private
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attr_reader :relation, :approved, :published_at, :user_id, :organization_id, :tags, :hidden_tags,
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:sort_by, :sort_direction, :page, :per_page
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def filter
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@relation = @relation.where(approved: approved) unless approved.nil?
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@relation = @relation.where(published_at: published_at) if published_at.present?
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@relation = @relation.where(user_id: user_id) if user_id.present?
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@relation = @relation.where(organization_id: organization_id) if organization_id.present?
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@relation = @relation.cached_tagged_with_any(tags) if tags.any?
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@relation = @relation.not_cached_tagged_with_any(hidden_tags) if hidden_tags.any?
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@relation = @relation.includes(:distinct_reaction_categories)
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@relation = @relation.where("score >= 0") # Never return negative score articles
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relation
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end
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def sort
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return relation unless SORT_PARAMS.include?(sort_by&.to_sym)
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relation.order(sort_by => sort_direction)
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end
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def paginate
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relation.page(page).per(per_page)
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end
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end
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end
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