74 lines
2.2 KiB
Ruby
74 lines
2.2 KiB
Ruby
# frozen_string_literal: true
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class CreateProgramsTable < ActiveRecord::Migration
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class TempConference < ApplicationRecord
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self.table_name = 'conferences'
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end
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class TempCfp < ApplicationRecord
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self.table_name = 'cfps'
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end
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class TempCallForPaper < ApplicationRecord
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self.table_name = 'call_for_papers'
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end
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class TempProgram < ApplicationRecord
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self.table_name = 'programs'
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end
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def up
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create_table :programs do |t|
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t.references :conference
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t.integer :rating, default: 0
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t.boolean :schedule_public, default: false
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t.boolean :schedule_fluid, default: false
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t.timestamps
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end
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add_column :call_for_papers, :program_id, :integer
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TempConference.all.each do |conference|
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next if TempProgram.find_by(conference_id: conference.id)
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program = TempProgram.new
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program.conference_id = conference.id
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program.save!
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next unless (cfp = TempCallForPaper.find_by(conference_id: conference.id))
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cfp.program_id = program.id
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cfp.save!
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program.rating = cfp.rating
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program.schedule_public = cfp.schedule_public
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program.schedule_fluid = cfp.schedule_changes
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program.save!
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end
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remove_column :call_for_papers, :conference_id
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remove_column :call_for_papers, :rating
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remove_column :call_for_papers, :schedule_public
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remove_column :call_for_papers, :schedule_changes
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rename_table :call_for_papers, :cfps
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end
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def down
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rename_table :cfps, :call_for_papers
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add_column :call_for_papers, :conference_id, :integer
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add_column :call_for_papers, :rating, :integer, default: 0
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add_column :call_for_papers, :schedule_public, :boolean, default: false
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add_column :call_for_papers, :schedule_changes, :boolean, default: false
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TempConference.all.each do |conference|
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next unless (program = TempProgram.find_by(conference_id: conference.id))
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next unless (cfp = TempCallForPaper.find_by(program_id: program.id))
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cfp.conference_id = program.conference_id
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cfp.rating = program.rating
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cfp.schedule_public = program.schedule_public
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cfp.schedule_changes = program.schedule_fluid
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cfp.save!
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end
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remove_column :call_for_papers, :program_id
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drop_table :programs
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end
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end
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