28 lines
719 B
Ruby
28 lines
719 B
Ruby
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# frozen_string_literal: true
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require "json"
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require "use_case/base"
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module UseCase
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module DataExport
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class Base < UseCase::Base
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# the user that is being exported
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option :user
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def call = files
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# returns a hash with `{ "file_name" => "file_contents\n" }`
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def files = raise NotImplementedError
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# helper method that returns the column names of `model` as symbols
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def column_names(model) = model.column_names.map(&:to_sym)
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# helper method that generates the content of a json file
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#
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# it ensures the final newline exists, as the exporter only uses File#write
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def json_file!(**hash) = "#{JSON.pretty_generate(hash.as_json)}\n"
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end
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end
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end
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