Remove Neo4J

3 files changed, 0 insertions, 87 deletions

diff --git a/app/models/account.rb b/app/models/account.rb
index 16d654195..a60a23e14 100644
--- a/app/models/account.rb
+++ b/app/models/account.rb
@@ -130,15 +130,6 @@ class Account < ApplicationRecord
     username
   end
 
-  def common_followers_with(other_account)
-    results  = Neography::Rest.new.execute_query('MATCH (a {account_id: {a_id}})-[:follows]->(b)-[:follows]->(c {account_id: {c_id}}) RETURN b.account_id', a_id: id, c_id: other_account.id)
-    ids      = results['data'].map(&:first)
-    accounts = Account.where(id: ids).with_counters.limit(20).map { |a| [a.id, a] }.to_h
-    ids.map { |id| accounts[id] }.compact
-  rescue Neography::NeographyError, Excon::Error::Socket
-    []
-  end
-
   class << self
     def find_local!(username)
       find_remote!(username, nil)
diff --git a/app/models/follow.rb b/app/models/follow.rb
index cc5bceb75..f83490caa 100644
--- a/app/models/follow.rb
+++ b/app/models/follow.rb
@@ -27,32 +27,4 @@ class Follow < ApplicationRecord
   def title
     destroyed? ? "#{account.acct} is no longer following #{target_account.acct}" : "#{account.acct} started following #{target_account.acct}"
   end
-
-  after_create  :add_to_graph
-  after_destroy :remove_from_graph
-
-  def sync!
-    add_to_graph
-  end
-
-  private
-
-  def add_to_graph
-    neo = Neography::Rest.new
-
-    a = neo.create_unique_node('account_index', 'Account', account_id.to_s, account_id: account_id)
-    b = neo.create_unique_node('account_index', 'Account', target_account_id.to_s, account_id: target_account_id)
-
-    neo.create_unique_relationship('follow_index', 'Follow', id.to_s, 'follows', a, b)
-  rescue Neography::NeographyError, Excon::Error::Socket => e
-    Rails.logger.error e
-  end
-
-  def remove_from_graph
-    neo = Neography::Rest.new
-    rel = neo.get_relationship_index('follow_index', 'Follow', id.to_s)
-    neo.delete_relationship(rel)
-  rescue Neography::NeographyError, Excon::Error::Socket => e
-    Rails.logger.error e
-  end
 end
diff --git a/app/models/follow_suggestion.rb b/app/models/follow_suggestion.rb
deleted file mode 100644
index 2daa40dcb..000000000
--- a/app/models/follow_suggestion.rb
+++ /dev/null
@@ -1,50 +0,0 @@
-# frozen_string_literal: true
-
-class FollowSuggestion
-  class << self
-    def get(for_account_id, limit = 10)
-      neo = Neography::Rest.new
-
-      query = <<END
-MATCH (a {account_id: {id}})-[:follows]->(b)-[:follows]->(c)
-WHERE a <> c
-AND NOT (a)-[:follows]->(c)
-RETURN DISTINCT c.account_id, count(b), c.nodeRank
-ORDER BY count(b) DESC, c.nodeRank DESC
-LIMIT {limit}
-END
-
-      results = neo.execute_query(query, id: for_account_id, limit: limit)
-
-      if results.empty? || results['data'].empty?
-        results = fallback(for_account_id, limit)
-      elsif results['data'].size < limit
-        results['data'] = (results['data'] + fallback(for_account_id, limit - results['data'].size)['data']).uniq
-      end
-
-      account_ids  = results['data'].map(&:first)
-      blocked_ids  = Block.where(account_id: for_account_id).pluck(:target_account_id)
-      accounts_map = Account.where(id: account_ids - blocked_ids).with_counters.map { |a| [a.id, a] }.to_h
-
-      account_ids.map { |id| accounts_map[id] }.compact
-    rescue Neography::NeographyError, Excon::Error::Socket => e
-      Rails.logger.error e
-      return []
-    end
-
-    private
-
-    def fallback(for_account_id, limit)
-      neo = Neography::Rest.new
-
-      query = <<END
-MATCH (b)
-RETURN b.account_id
-ORDER BY b.nodeRank DESC
-LIMIT {limit}
-END
-
-      neo.execute_query(query, id: for_account_id, limit: limit)
-    end
-  end
-end