Commit 06017fb765b1fb6ca0c959c343281f7534818fe4
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d66be11a
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fixed error with new prompt picking that, strangely, only shows up in production
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22 additions
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app/models/question.rb
| @@ -20,12 +20,29 @@ class Question < ActiveRecord::Base | @@ -20,12 +20,29 @@ class Question < ActiveRecord::Base | ||
| 20 | def item_count | 20 | def item_count |
| 21 | choices_count | 21 | choices_count |
| 22 | end | 22 | end |
| 23 | - | ||
| 24 | - def picked_prompt | 23 | + |
| 24 | + #TODO: generalize for prompts of rank > 2 | ||
| 25 | + #TODO: add index for rapid finding | ||
| 26 | + def picked_prompt(rank = 2) | ||
| 27 | + logger.info "inside picked_prompt with rank #{rank}" | ||
| 28 | + raise NotImplementedError.new("Sorry, we currently only support pairwise prompts. Rank of the prompt must be 2.") unless rank == 2 | ||
| 29 | + logger.info "didn't raise" | ||
| 30 | + choice_id_array = distinct_array_of_choice_ids(rank) | ||
| 31 | + logger.info "choice id array is #{choice_id_array}" | ||
| 32 | + logger.info "about to do the dynamic find_or_create ..." | ||
| 33 | + @p = prompts.find_or_create_by_left_choice_id_and_right_choice_id(choice_id_array[0], choice_id_array[1]) | ||
| 34 | + end | ||
| 35 | + | ||
| 36 | + def distinct_array_of_choice_ids(rank = 2, only_active = true) | ||
| 37 | + logger.info "inside #distinct_array_of_choice_ids" | ||
| 38 | + logger.info "there are #{choices.active.count} available choices" | ||
| 25 | begin | 39 | begin |
| 26 | - @p = prompts.first(:order => 'RANDOM()', :include => [{ :left_choice => :item }, { :right_choice => :item }]) | ||
| 27 | - end until @p.active? | ||
| 28 | - return @p | 40 | + @the_choice_ids = Set.new |
| 41 | + @the_choice_ids << choices.active.first(:order => 'RANDOM()', :select => 'id').id | ||
| 42 | + @the_choice_ids << choices.active.last(:order => 'RANDOM()', :select => 'id').id | ||
| 43 | + end until @the_choice_ids.size == rank | ||
| 44 | + logger.info "set populated and looks like #{@the_choice_ids.inspect}" | ||
| 45 | + return @the_choice_ids.to_a | ||
| 29 | end | 46 | end |
| 30 | 47 | ||
| 31 | def picked_prompt_id | 48 | def picked_prompt_id |