96 行
3.0 KiB
Ruby
96 行
3.0 KiB
Ruby
class PostCreatePlan
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def initialize attributes:
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@attributes = attributes.symbolize_keys
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end
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def build!
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Tag.normalise_tags!(tag_names, with_tagme: false, deny_deprecated: true,
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with_sections: true) =>
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{ tags:, sections: }
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tags = Tag.expand_parent_tags(tags).reject(&:deprecated?)
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video_ms = normalise_video_ms(tags)
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validate_video_sections!(video_ms, sections)
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parent_post_ids = normalise_parent_post_ids
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validate_parent_post_ids!(parent_post_ids)
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{
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url: @attributes[:url],
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title: @attributes[:title].to_s,
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thumbnail_base: @attributes[:thumbnail_base].presence,
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original_created_from: @attributes[:original_created_from].presence,
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original_created_before: @attributes[:original_created_before].presence,
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tags: serialised_tags(tags, sections),
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duration: @attributes[:duration].to_s,
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video_ms: video_ms,
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parent_post_ids: parent_post_ids.join(' '),
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normalised_tags: tags,
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tag_sections: sections,
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normalised_parent_post_ids: parent_post_ids }
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end
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private
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def tag_names = @attributes[:tags].to_s.split
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def normalise_parent_post_ids
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Array(@attributes[:parent_post_ids]).flat_map { _1.to_s.split }.map { |token|
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id = Integer(token, exception: false)
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raise ArgumentError, "親投稿 Id. が不正です: #{ token }" if id.nil? || id <= 0
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id
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}.uniq.sort
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end
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def validate_parent_post_ids! ids
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missing = ids - Post.where(id: ids).pluck(:id)
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raise ArgumentError, "存在しない親投稿 Id. があります: #{ missing.join(' ') }" if missing.present?
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end
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def serialised_tags tags, sections
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tags.uniq(&:id).map { |tag|
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"#{ tag.name }#{ sections[tag.id].to_a.map { Post.section_literal(_1) }.join }"
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}.sort.join(' ')
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end
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def normalise_video_ms tags
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return nil unless tags.any? { _1.id == Tag.video.id }
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video_ms = @attributes[:video_ms]
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if video_ms.present?
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value = Integer(video_ms, exception: false)
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raise PostCreator::VideoMsParseError unless value&.positive?
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return value
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end
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duration = @attributes[:duration]
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return nil if duration.blank?
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value = Tag.time_to_ms!(duration.to_s, tag_name: '動画時間')
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raise PostCreator::VideoMsParseError unless value.positive?
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value
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rescue Tag::SectionLiteralParseError
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raise PostCreator::VideoMsParseError
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end
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def validate_video_sections! video_ms, sections
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return unless video_ms
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sections.each_value do |ranges|
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ranges.each do |begin_ms, end_ms|
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post = Post.new
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if begin_ms >= video_ms
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post.errors.add :video_ms, 'タグ区間の開始が動画時間以上です．'
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raise ActiveRecord::RecordInvalid, post
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end
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if end_ms && end_ms > video_ms
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post.errors.add :video_ms, 'タグ区間の終端が動画時間を超えてゐます．'
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raise ActiveRecord::RecordInvalid, post
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end
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end
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end
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end
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end
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