Justin Edmund
deb5cfddb2
- validate granblue_id via HEAD request to GBF CDN - create characters with editor role check (role >= 7) - async image download job with Redis status polling - download_status endpoint for progress tracking
76 lines
2.1 KiB
Ruby
76 lines
2.1 KiB
Ruby
# frozen_string_literal: true
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# Service wrapper for downloading character images from Granblue servers to S3.
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# Uses the existing CharacterDownloader but provides a cleaner interface for controllers.
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#
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# @example Download images for a character
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# service = CharacterImageDownloadService.new(character)
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# result = service.download
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# if result.success?
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# puts result.images
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# else
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# puts result.error
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# end
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class CharacterImageDownloadService
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Result = Struct.new(:success?, :images, :error, :total, keyword_init: true)
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def initialize(character, options = {})
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@character = character
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@force = options[:force] || false
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@size = options[:size] || 'all'
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@storage = options[:storage] || :s3
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end
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# Downloads images for the character
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#
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# @return [Result] Struct with success status, images manifest, and any errors
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def download
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downloader = Granblue::Downloaders::CharacterDownloader.new(
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@character.granblue_id,
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storage: @storage,
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verbose: Rails.env.development?
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)
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selected_size = @size == 'all' ? nil : @size
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downloader.download(selected_size)
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manifest = build_image_manifest
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Result.new(
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success?: true,
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images: manifest,
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total: count_total_images(manifest)
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)
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rescue StandardError => e
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Rails.logger.error "[CharacterImageDownload] Failed for #{@character.granblue_id}: #{e.message}"
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Result.new(
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success?: false,
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error: e.message
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)
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end
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private
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def build_image_manifest
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sizes = Granblue::Downloaders::CharacterDownloader::SIZES
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variants = build_variants
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sizes.each_with_object({}) do |size, manifest|
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manifest[size] = variants.map do |variant|
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extension = size == 'detail' ? 'png' : 'jpg'
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"#{variant}.#{extension}"
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end
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end
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end
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def build_variants
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variants = ["#{@character.granblue_id}_01", "#{@character.granblue_id}_02"]
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variants << "#{@character.granblue_id}_03" if @character.flb
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variants << "#{@character.granblue_id}_04" if @character.ulb
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variants
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end
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def count_total_images(manifest)
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manifest.values.sum(&:size)
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end
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end
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