55 行
1.7 KiB
Ruby
55 行
1.7 KiB
Ruby
class MaterialVersionsController < ApplicationController
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def index
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page = (params[:page].presence || 1).to_i
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limit = (params[:limit].presence || 20).to_i
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page = 1 if page < 1
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limit = 1 if limit < 1
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offset = (page - 1) * limit
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q = MaterialVersion.includes(:created_by_user)
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q = q.where(material_id: params[:material_id]) if params[:material_id].present?
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q = q.where(tag_name: params[:tag].to_s.strip) if params[:tag].present?
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q = q.where(event_type: params[:event_type]) if params[:event_type].present?
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count = q.except(:order, :limit, :offset).count
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versions =
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q
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.order(Arel.sql('material_versions.created_at DESC, material_versions.id DESC'))
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.limit(limit)
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.offset(offset)
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render json: { versions: serialise_versions(versions), count: }
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end
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private
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def serialise_versions rows
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rows.map do |row|
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{ id: row.id,
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material_id: row.material_id,
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version_no: row.version_no,
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event_type: row.event_type,
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tag_id: row.tag_id,
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tag_name: row.tag_name,
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tag_category: row.tag_category,
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url: row.url,
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source_kind: row.source_kind,
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source_uri: row.source_uri,
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source_path: row.source_path,
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source_file_id: row.source_file_id,
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normalized_source_key: row.normalized_source_key,
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file_blob_id: row.file_blob_id,
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file_filename: row.file_filename,
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file_content_type: row.file_content_type,
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file_byte_size: row.file_byte_size,
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file_sha256: row.file_sha256,
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export_paths_json: row.export_paths_hash,
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discarded_at: row.discarded_at,
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created_by_user: row.created_by_user&.as_json(UserRepr::BASE),
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created_at: row.created_at }
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end
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end
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end
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