Jragon · December 29, 2015 03:09 · Nov 22, 2013 · Nov 22, 2013 · Nov 22, 2013 · Nov 22, 2013
diff --git a/gistfile1.txt → Change.all.each { |c| c.with_rank.rank } b/gistfile1.txt → Change.all.each { |c| c.with_rank.rank }
diff --git a/Models.rb b/Models.rb
@@ -1,45 +0,0 @@
-class Village < ActiveRecord::Base
-  belongs_to :programme
-  has_many :discussions
-  has_many :conversations, through: :discussions
-  has_many :changes, through: :conversations
-
-  validates :name, :programme_id, presence: true
-
-  def top_change
-    changes & Change.top
-  end
-end
-
-class Change < ActiveRecord::Base
-  has_many :conversations
-
-  validates :name, presence: true
-
-  def self.top
-    with_rank.maximum("rank")
-  end
-
-  def self.with_rank
-    joins(:conversations).select("changes.*, SUM(conversations.rank) as rank")
-  end
-end
-
-class Conversation < ActiveRecord::Base
-  belongs_to :discussion
-  belongs_to :change
-
-  validates :discussion_id, :change_id, :rank, :ten_seed, presence: true
-  validates :change_id, :rank, uniqueness: { scope: :dicussion_id } 
-end
-
-class Discussion < ActiveRecord::Base
-  belongs_to :village
-  belongs_to :group
-  has_many :conversations
-
-  validates :lead_facilitator, :duration, :date_held, 
-            :group_id, :village_id, presence: true
-end
-
-

diff --git a/change.rb b/change.rb
@@ -0,0 +1,23 @@
+class Change < ActiveRecord::Base
+  has_many :conversations
+
+  validates :name, presence: true
+
+  # def self.top
+  #   with_rank.order("rank desc").limit(1)
+  # end
+
+  # def self.with_rank
+  #   joins(:conversations).select("changes.*, SUM(conversations.rank) as rank")
+  # end
+
+  def self.top_ranked(load_conversation=true)
+    with_rank(load_conversation).order("rank desc").limit(1)
+  end
+
+  def self.with_rank(load_conversation=true)
+    q = select("changes.*, SUM(conversations.rank) as rank")
+    q = q.joins(:conversations) if load_conversation
+    return q
+  end
+end
diff --git a/conversation.rb b/conversation.rb
@@ -0,0 +1,7 @@
+class Conversation < ActiveRecord::Base
+  belongs_to :discussion
+  belongs_to :change
+
+  validates :discussion_id, :change_id, :rank, :ten_seed, presence: true
+  validates :change_id, :rank, uniqueness: { scope: :dicussion_id } 
+end
diff --git a/discussion.rb b/discussion.rb
@@ -0,0 +1,8 @@
+class Discussion < ActiveRecord::Base
+  belongs_to :village
+  belongs_to :group
+  has_many :conversations
+
+  validates :lead_facilitator, :duration, :date_held, 
+            :group_id, :village_id, presence: true
+end
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -1,15 +1,15 @@
-2.0.0-p247 :001 > Village.first.top_change
-  Village Load (0.2ms)  SELECT "villages".* FROM "villages" ORDER BY "villages"."id" ASC LIMIT 1
-   (0.2ms)  SELECT MAX(rank) AS max_id FROM "changes" INNER JOIN "conversations" ON "conversations"."change_id" = "changes"."id"
-NoMethodError: undefined method `default_scoped?' for 3:Fixnum
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/merger.rb:45:in `initialize'
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/spawn_methods.rb:44:in `new'
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/spawn_methods.rb:44:in `merge!'
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/spawn_methods.rb:33:in `merge'
-	from /home/jragon/Code/Rails/OTIS/app/models/village.rb:10:in `top_change'
-	from (irb):1
+2.0.0-p247 :004 > Change.all.each { |c| c.with_rank.rank }
+  Change Load (0.6ms)  SELECT "changes".* FROM "changes"
+NoMethodError: undefined method `with_rank' for #<Change:0x00000004272050>
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activemodel-4.0.0/lib/active_model/attribute_methods.rb:436:in `method_missing'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/attribute_methods.rb:131:in `method_missing'
+	from (irb):4:in `block in irb_binding'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/delegation.rb:13:in `each'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/delegation.rb:13:in `each'
+	from (irb):4
 	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands/console.rb:90:in `start'
 	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands/console.rb:9:in `start'
 	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands.rb:64:in `<top (required)>'
 	from bin/rails:4:in `require'
 	from bin/rails:4:in `<main>'
+2.0.0-p247 :005 > 
diff --git a/village.rb b/village.rb
@@ -0,0 +1,12 @@
+class Village < ActiveRecord::Base
+  belongs_to :programme
+  has_many :discussions
+  has_many :conversations, through: :discussions
+  has_many :changes, through: :conversations
+
+  validates :name, :programme_id, presence: true
+
+  def top_change
+    changes.merge Change.top_ranked
+  end
+end
diff --git a/Conversations b/Conversations
@@ -1,4 +1,13 @@
 2.0.0-p247 :002 > Conversation.all
   Conversation Load (0.8ms)  SELECT "conversations".* FROM "conversations"
- => #<ActiveRecord::Relation [#<Conversation id: 1, discussion_id: 1, change_id: 2, rank: 1, ten_seed: 10, observations: "It helped\nA lot", created_at: "2013-11-21 19:28:09", updated_at: "2013-11-21 19:28:09">, #<Conversation id: 2, discussion_id: 1, change_id: 1, rank: 2, ten_seed: 8, observations: "It helped quite a bit", created_at: "2013-11-21 19:29:56", updated_at: "2013-11-21 19:29:56">, #<Conversation id: 3, discussion_id: 1, change_id: 4, rank: 3, ten_seed: 8, observations: "Wasn't the best", created_at: "2013-11-21 19:30:17", updated_at: "2013-11-21 21:34:51">]> 
-2.0.0-p247 :003 > 
+ => #<ActiveRecord::Relation [
+#<Conversation id: 1, discussion_id: 1, change_id: 2, rank: 1, ten_seed: 10, observations: "It helped\nA lot", created_at: "2013-11-21 19:28:09", updated_at: "2013-11-21 19:28:09">, 
+#<Conversation id: 2, discussion_id: 1, change_id: 1, rank: 2, ten_seed: 8, observations: "It helped quite a bit", created_at: "2013-11-21 19:29:56", updated_at: "2013-11-21 19:29:56">, 
+#<Conversation id: 3, discussion_id: 1, change_id: 4, rank: 3, ten_seed: 8, observations: "Wasn't the best", created_at: "2013-11-21 19:30:17", updated_at: "2013-11-21 21:34:51">]> 
+
+2.0.0-p247 :003 > Change.all
+  Change Load (0.3ms)  SELECT "changes".* FROM "changes"
+ => #<ActiveRecord::Relation [
+#<Change id: 1, name: "Health", created_at: "2013-11-21 19:19:44", updated_at: "2013-11-21 19:19:44">, 
+#<Change id: 2, name: "School", created_at: "2013-11-21 19:19:49", updated_at: "2013-11-21 19:19:49">, 
+#<Change id: 4, name: "Boarhole", created_at: "2013-11-21 19:20:28", updated_at: "2013-11-21 19:20:28">]> 
diff --git a/Conversations b/Conversations
@@ -0,0 +1,4 @@
+2.0.0-p247 :002 > Conversation.all
+  Conversation Load (0.8ms)  SELECT "conversations".* FROM "conversations"
+ => #<ActiveRecord::Relation [#<Conversation id: 1, discussion_id: 1, change_id: 2, rank: 1, ten_seed: 10, observations: "It helped\nA lot", created_at: "2013-11-21 19:28:09", updated_at: "2013-11-21 19:28:09">, #<Conversation id: 2, discussion_id: 1, change_id: 1, rank: 2, ten_seed: 8, observations: "It helped quite a bit", created_at: "2013-11-21 19:29:56", updated_at: "2013-11-21 19:29:56">, #<Conversation id: 3, discussion_id: 1, change_id: 4, rank: 3, ten_seed: 8, observations: "Wasn't the best", created_at: "2013-11-21 19:30:17", updated_at: "2013-11-21 21:34:51">]> 
+2.0.0-p247 :003 > 
diff --git a/Models → Models.rb b/Models → Models.rb
diff --git a/top_change.sql b/top_change.sql
@@ -0,0 +1,3 @@
+2.0.0-p247 :004 > Village.first.top_change.to_sql
+  Village Load (0.7ms)  SELECT "villages".* FROM "villages" ORDER BY "villages"."id" ASC LIMIT 1
+ => "SELECT  changes.*, SUM(conversations.rank) as rank FROM \"changes\" INNER JOIN \"conversations\" \"conversations_changes\" ON \"conversations_changes\".\"change_id\" = \"changes\".\"id\" INNER JOIN \"conversations\" ON \"changes\".\"id\" = \"conversations\".\"change_id\" INNER JOIN \"discussions\" ON \"conversations\".\"discussion_id\" = \"discussions\".\"id\" WHERE \"discussions\".\"village_id\" = ?  ORDER BY rank desc LIMIT 1" 
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -1,16 +1,15 @@
 2.0.0-p247 :001 > Village.first.top_change
-  Village Load (0.3ms)  SELECT "villages".* FROM "villages" ORDER BY "villages"."id" ASC LIMIT 1
-   (0.3ms)  SELECT MAX(rank) AS max_id FROM "changes" INNER JOIN "conversations" ON "conversations"."change_id" = "changes"."id"
-  Change Load (2.3ms)  SELECT "changes".* FROM "changes" INNER JOIN "conversations" ON "changes"."id" = "conversations"."change_id" INNER JOIN "discussions" ON "conversations"."discussion_id" = "discussions"."id" WHERE "discussions"."village_id" = ?  [["village_id", 1]]
-TypeError: no implicit conversion of Fixnum into Array
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/delegation.rb:63:in `&'
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/delegation.rb:63:in `method_missing'
-	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-deprecated_finders-1.0.3/lib/active_record/deprecated_finders/collection_proxy.rb:22:in `method_missing'
+  Village Load (0.2ms)  SELECT "villages".* FROM "villages" ORDER BY "villages"."id" ASC LIMIT 1
+   (0.2ms)  SELECT MAX(rank) AS max_id FROM "changes" INNER JOIN "conversations" ON "conversations"."change_id" = "changes"."id"
+NoMethodError: undefined method `default_scoped?' for 3:Fixnum
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/merger.rb:45:in `initialize'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/spawn_methods.rb:44:in `new'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/spawn_methods.rb:44:in `merge!'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/spawn_methods.rb:33:in `merge'
 	from /home/jragon/Code/Rails/OTIS/app/models/village.rb:10:in `top_change'
 	from (irb):1
 	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands/console.rb:90:in `start'
 	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands/console.rb:9:in `start'
 	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands.rb:64:in `<top (required)>'
 	from bin/rails:4:in `require'
 	from bin/rails:4:in `<main>'
-2.0.0-p247 :002 > 
diff --git a/Models b/Models
@@ -0,0 +1,45 @@
+class Village < ActiveRecord::Base
+  belongs_to :programme
+  has_many :discussions
+  has_many :conversations, through: :discussions
+  has_many :changes, through: :conversations
+
+  validates :name, :programme_id, presence: true
+
+  def top_change
+    changes & Change.top
+  end
+end
+
+class Change < ActiveRecord::Base
+  has_many :conversations
+
+  validates :name, presence: true
+
+  def self.top
+    with_rank.maximum("rank")
+  end
+
+  def self.with_rank
+    joins(:conversations).select("changes.*, SUM(conversations.rank) as rank")
+  end
+end
+
+class Conversation < ActiveRecord::Base
+  belongs_to :discussion
+  belongs_to :change
+
+  validates :discussion_id, :change_id, :rank, :ten_seed, presence: true
+  validates :change_id, :rank, uniqueness: { scope: :dicussion_id } 
+end
+
+class Discussion < ActiveRecord::Base
+  belongs_to :village
+  belongs_to :group
+  has_many :conversations
+
+  validates :lead_facilitator, :duration, :date_held, 
+            :group_id, :village_id, presence: true
+end
+
+
diff --git a/gistfile1.txt b/gistfile1.txt
@@ -0,0 +1,16 @@
+2.0.0-p247 :001 > Village.first.top_change
+  Village Load (0.3ms)  SELECT "villages".* FROM "villages" ORDER BY "villages"."id" ASC LIMIT 1
+   (0.3ms)  SELECT MAX(rank) AS max_id FROM "changes" INNER JOIN "conversations" ON "conversations"."change_id" = "changes"."id"
+  Change Load (2.3ms)  SELECT "changes".* FROM "changes" INNER JOIN "conversations" ON "changes"."id" = "conversations"."change_id" INNER JOIN "discussions" ON "conversations"."discussion_id" = "discussions"."id" WHERE "discussions"."village_id" = ?  [["village_id", 1]]
+TypeError: no implicit conversion of Fixnum into Array
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/delegation.rb:63:in `&'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-4.0.0/lib/active_record/relation/delegation.rb:63:in `method_missing'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/activerecord-deprecated_finders-1.0.3/lib/active_record/deprecated_finders/collection_proxy.rb:22:in `method_missing'
+	from /home/jragon/Code/Rails/OTIS/app/models/village.rb:10:in `top_change'
+	from (irb):1
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands/console.rb:90:in `start'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands/console.rb:9:in `start'
+	from /home/jragon/.rvm/gems/ruby-2.0.0-p247/gems/railties-4.0.0/lib/rails/commands.rb:64:in `<top (required)>'
+	from bin/rails:4:in `require'
+	from bin/rails:4:in `<main>'
+2.0.0-p247 :002 >