forked from jasder/forgeplus
44 lines
1.2 KiB
Ruby
44 lines
1.2 KiB
Ruby
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class Admins::CourseQuery < ApplicationQuery
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include CustomSortable
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attr_reader :params
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sort_columns :created_at, default_by: :created_at, default_direction: :desc, default_table: 'courses'
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def initialize(params)
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@params = params
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end
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def call
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courses = Course.all
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courses = courses.where(id: params[:id]) if params[:id].present?
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# 状态过滤
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status =
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case params[:status].to_s.strip
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when 'processing' then 0
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when 'ended' then 1
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end
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courses = courses.where(is_end: status) if status
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# 单位
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if params[:school_id].present?
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courses = courses.where(school_id: params[:school_id])
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end
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# 首页展示
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if params[:homepage_show].present? && params[:homepage_show].to_s == 'true'
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courses = courses.where(homepage_show: true)
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end
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# 关键字
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keyword = params[:keyword].to_s.strip
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if keyword
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sql = 'CONCAT(lastname, firstname) LIKE :keyword OR courses.name LIKE :keyword OR course_lists.name LIKE :keyword'
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courses = courses.joins(:teacher, :course_list).where(sql, keyword: "%#{keyword}%")
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end
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custom_sort(courses, params[:sort_by], params[:sort_direction])
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end
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end
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