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37 lines
1.3 KiB
37 lines
1.3 KiB
5 years ago
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class Weapps::SubjectQuery < ApplicationQuery
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include CustomSortable
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attr_reader :params
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def initialize(current_laboratory, params)
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@current_laboratory = current_laboratory
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@params = params
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end
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def call
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subjects = @current_laboratory.subjects
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# 课程体系的过滤
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if params[:sub_discipline_id].present?
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subjects = subjects.joins(:sub_disciplines).where(sub_disciplines: {id: params[:sub_discipline_id]})
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elsif params[:discipline_id].present?
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subjects = subjects.joins(:sub_disciplines).where(sub_disciplines: {discipline_id: params[:discipline_id]})
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else
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subjects = subjects.joins(:sub_discipline_containers).where(sub_discipline_containers: {container_type: "Subject"})
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end
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subjects = subjects.left_joins(:shixuns).select('subjects.id, subjects.name, subjects.excellent, subjects.stages_count, subjects.status,
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subjects.shixuns_count, subjects.updated_at, IFNULL(sum(shixuns.myshixuns_count), 0) myshixuns_count')
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.group('subjects.id').order("#{order_type} #{sort_type}")
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subjects
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end
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private
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def order_type
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params[:order] || "updated_at"
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end
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def sort_type
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params[:sort] || "desc"
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end
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end
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