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* feat: add Binance support (Items, Accounts, Importers, Processor, and Sync) * refactor: deduplicate 'stablecoins' constant and push stale_rate filter to SQL --------- Signed-off-by: Juan José Mata <juanjo.mata@gmail.com> Co-authored-by: Juan José Mata <juanjo.mata@gmail.com>
37 lines
1.1 KiB
Ruby
37 lines
1.1 KiB
Ruby
# frozen_string_literal: true
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# Fetches Binance Margin account balances.
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# Returns normalized asset list with source tag "margin".
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class BinanceItem::MarginImporter
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attr_reader :binance_item, :provider
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def initialize(binance_item, provider:)
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@binance_item = binance_item
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@provider = provider
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end
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def import
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raw = provider.get_margin_account
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assets = parse_assets(raw["userAssets"] || [])
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{ assets: assets, raw: raw, source: "margin" }
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rescue => e
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Rails.logger.error "BinanceItem::MarginImporter #{binance_item.id} - #{e.message}"
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{ assets: [], raw: nil, source: "margin", error: e.message }
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end
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private
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def parse_assets(user_assets)
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user_assets.filter_map do |a|
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# Use netAsset (assets minus borrowed) as the meaningful balance
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net = a["netAsset"].to_d
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free = a["free"].to_d
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locked = a["locked"].to_d
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total = net
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next if total.zero?
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{ symbol: a["asset"], free: free.to_s("F"), locked: locked.to_s("F"), total: total.to_s("F"), net: net.to_s("F") }
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end
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end
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end
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