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be598aecf0
* feat(providers): add Kraken exchange sync Adds family-scoped Kraken API-key connections, read-only balance and trade import, account setup/linking flows, provider status wiring, and focused test coverage. Closes #1758 * test(providers): avoid Kraken sample secret false positive * fix(providers): address Kraken review findings * fix(providers): address Kraken review cleanup * test(imports): stabilize transaction import ordering
123 lines
3.7 KiB
Ruby
123 lines
3.7 KiB
Ruby
# frozen_string_literal: true
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class KrakenAccount::Processor
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include KrakenAccount::UsdConverter
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attr_reader :kraken_account
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def initialize(kraken_account)
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@kraken_account = kraken_account
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end
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def process
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return unless kraken_account.current_account.present?
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KrakenAccount::HoldingsProcessor.new(kraken_account).process
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process_account!
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process_trades
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end
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private
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def target_currency
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kraken_account.kraken_item&.family&.currency
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end
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def process_account!
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account = kraken_account.current_account
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amount, stale, rate_date = convert_from_usd((kraken_account.current_balance || 0).to_d, date: Date.current)
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account.update!(
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balance: amount,
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cash_balance: 0,
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currency: target_currency
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)
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kraken_account.update!(extra: kraken_account.extra.to_h.deep_merge(build_stale_extra(stale, rate_date, Date.current)))
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end
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def process_trades
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raw_trades.each do |txid, trade|
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process_trade(txid, trade)
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end
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rescue StandardError => e
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Rails.logger.error "KrakenAccount::Processor - trade processing failed: #{e.message}"
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end
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def raw_trades
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kraken_account.raw_transactions_payload&.dig("trades") || {}
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end
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def process_trade(txid, trade)
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account = kraken_account.current_account
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return unless account
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external_id = "kraken_trade_#{txid}"
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return if account.entries.exists?(external_id: external_id, source: "kraken")
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type = trade["type"].to_s.downcase
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return unless %w[buy sell].include?(type)
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pair = trade["pair"].to_s
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base_symbol, quote_symbol = infer_pair_symbols(pair, trade)
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return if base_symbol.blank?
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qty = trade["vol"].to_d
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return if qty.zero?
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price = trade["price"].to_d
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cost = trade["cost"].presence&.to_d
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cost ||= (qty * price).round(8)
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fee = trade["fee"].presence&.to_d || 0
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currency = quote_symbol.presence || "USD"
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date = Time.zone.at(trade["time"].to_d).to_date
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security = KrakenAccount::SecurityResolver.resolve("CRYPTO:#{base_symbol}", base_symbol)
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return unless security
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entry_amount = type == "buy" ? -cost : cost
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trade_qty = type == "buy" ? qty : -qty
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label = type == "buy" ? "Buy" : "Sell"
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account.entries.create!(
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date: date,
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name: "#{label} #{qty.round(8)} #{base_symbol}",
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amount: entry_amount,
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currency: currency,
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external_id: external_id,
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source: "kraken",
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notes: trade["ordertxid"].presence,
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entryable: Trade.new(
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security: security,
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qty: trade_qty,
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price: price,
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currency: currency,
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fee: fee,
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investment_activity_label: label
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)
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)
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rescue StandardError => e
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Rails.logger.error "KrakenAccount::Processor - failed to process trade #{txid}: #{e.message}"
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end
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def infer_pair_symbols(pair, trade)
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pair_metadata = kraken_account.raw_payload&.dig("pair_metadata") || {}
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metadata = pair_metadata[pair] || pair_metadata.values.find { |candidate| candidate["altname"].to_s == pair }
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normalizer = KrakenAccount::AssetNormalizer.new(kraken_account.raw_payload&.dig("asset_metadata") || {})
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if metadata
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base = normalizer.normalize(metadata["base"])[:symbol]
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quote = normalizer.normalize(metadata["quote"])[:symbol]
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return [ base, quote ]
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end
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altname = trade["pair"].to_s
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%w[USDT USDC USD EUR GBP BTC ETH].each do |quote|
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next unless altname.end_with?(quote)
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return [ normalizer.normalize(altname.delete_suffix(quote))[:symbol], quote ]
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end
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[ altname, "USD" ]
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end
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end
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