fix order queries
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@@ -7,18 +7,12 @@ class TemplatesDashboardController < ApplicationController
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SHOW_TEMPLATES_FOLDERS_THRESHOLD = 9
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TEMPLATES_PER_PAGE = 12
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FOLDERS_PER_PAGE = 18
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LAST_USED_SQL = <<~SQL.squish
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GREATEST(
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COALESCE(MAX(templates.updated_at), '1970-01-01'),
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COALESCE(MAX(submissions.created_at), '1970-01-01')
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)
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SQL
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def index
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@template_folders = @template_folders.where(id: @templates.active.select(:folder_id))
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@template_folders = TemplateFolders.search(@template_folders, params[:q])
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@template_folders = sort_template_folders(@template_folders)
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@template_folders = sort_template_folders(@template_folders, cookies.permanent[:dashboard_templates_order])
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@pagy, @template_folders = pagy(
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@template_folders,
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@@ -31,7 +25,7 @@ class TemplatesDashboardController < ApplicationController
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else
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@template_folders = @template_folders.reject { |e| e.name == TemplateFolder::DEFAULT_NAME }
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@templates = filter_templates(@templates)
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@templates = sort_templates(@templates)
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@templates = Templates::Order.call(@templates, cookies.permanent[:dashboard_templates_order])
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limit =
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if @template_folders.size < 4
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@@ -63,41 +57,36 @@ class TemplatesDashboardController < ApplicationController
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Templates.search(rel, params[:q])
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end
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def sort_template_folders(template_folders)
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return template_folders.order(id: :desc) if params[:q].present?
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def sort_template_folders(template_folders, order)
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case order
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when 'used_at'
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subquery =
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Template.left_joins(:submissions)
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.group(:folder_id)
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.select(
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:folder_id,
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Template.arel_table[:updated_at].maximum.as('updated_at_max'),
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Submission.arel_table[:created_at].maximum.as('submission_created_at_max')
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)
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case cookies.permanent[:dashboard_templates_order]
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when 'recently_used'
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sorted_folders =
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template_folders.left_joins(templates: :submissions)
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.select("template_folders.*, #{LAST_USED_SQL} AS last_used_at")
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.group('template_folders.id')
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.order(Arel.sql("#{LAST_USED_SQL} DESC NULLS LAST"))
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template_folders = template_folders.joins(
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Template.arel_table
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.join(subquery.arel.as('templates'), Arel::Nodes::OuterJoin)
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.on(TemplateFolder.arel_table[:id].eq(Template.arel_table[:folder_id]))
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.join_sources
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)
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TemplateFolder.from(sorted_folders, :template_folders)
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template_folders.order(
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Arel::Nodes::Case.new
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.when(Template.arel_table[:submission_created_at_max].gt(Template.arel_table[:updated_at_max]))
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.then(Template.arel_table[:submission_created_at_max])
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.else(Template.arel_table[:updated_at_max])
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.desc
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)
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when 'name'
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template_folders.order(name: :asc)
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else
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template_folders.order(id: :desc)
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end
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end
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def sort_templates(templates)
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return templates.order(id: :desc) if params[:q].present?
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case cookies.permanent[:dashboard_templates_order]
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when 'recently_used'
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sorted_templates =
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templates.left_joins(:submissions)
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.select("templates.*, #{LAST_USED_SQL} AS last_used_at")
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.group('templates.id')
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.order(Arel.sql("#{LAST_USED_SQL} DESC NULLS LAST"))
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Template.from(sorted_templates, :templates)
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when 'name'
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templates.order(name: :asc)
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else
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templates.order(id: :desc)
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end
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end
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end
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