hodler/src/lib/models/portfolio.cr

96 lines
2.7 KiB
Crystal

require "../models"
module Hodler
class PortfolioModel < Model
getter wallets : Array(WalletModel)
def initialize()
@wallets = [] of WalletModel
@trades = [] of TradeModel
@deposits = [] of DepositModel
end
def import_deposits(deposits : Array(DepositModel))
@deposits = deposits
end
def import_wallets(wallets : Array(WalletModel))
@wallets = wallets
end
def import_trades(trades : Array(TradeModel))
@trades = trades
end
def add_wallet
end
def remove_wallet
end
def symbol_report
wallets = {} of Tuple(String,String) => Float32
@deposits.each do |deposit_wrapper|
deposit = deposit_wrapper.deposit
id = {deposit.wallet, deposit.sym}
wallets[id] ||= 0
wallets[id] += deposit.amount
end
@trades.each do |trade_wrapper|
trade = trade_wrapper.transaction
from_id = {trade.from.wallet, trade.from.sym}
to_id = {trade.to.wallet, trade.to.sym}
fee_id = {trade.from.wallet, trade.fee.sym}
wallets[from_id] ||= 0
wallets[fee_id] ||= 0
wallets[to_id] ||= 0
wallets[from_id] -= trade.from.amount
wallets[fee_id] -= trade.fee.amount
wallets[to_id] += trade.to.amount
end
data = [] of Array(String)
wallets
.each{|key, val| data << [ key[0], key[1].to_s, "%f" % val] }
data.sort! do |x,y|
resA = x[0] <=> y[0]
resB = x[1] <=> y[1]
((resA == 0) ? resB : resA)
end
table = Tablo::Table.new(data, connectors: Tablo::CONNECTORS_SINGLE_ROUNDED) do |t|
t.add_column("Wallet") { |row| row[0] }
t.add_column("Symbol") { |row| row[1] }
t.add_column("Held", align_header: Tablo::Justify::Right, align_body: Tablo::Justify::Right) { |row| row[2] }
t.add_column("Invested") { |row| "FIXME" }
t.add_column("Cur. Price") { |row| "FIXME" }
t.add_column("Cur. Value") { |row| "FIXME" }
end
end
def wallet_report
data = @wallets.map{|row| [row.name, row.type.to_s, row.refs.map{|ref| ref.sym}.join(",")] }
table = Tablo::Table.new(data, connectors: Tablo::CONNECTORS_SINGLE_ROUNDED) do |t|
t.add_column("Name") { |row| row[0] }
t.add_column("Type") { |row| row[1] }
t.add_column("Symbols", width: 40) { |row| row[2] }
end
end
end
class PortfolioFactory
def self.build(options : GlobalOptions, config : ConfigModel) : PortfolioModel
portfolio = PortfolioModel.new
portfolio.import_wallets(config.wallets)
portfolio.import_trades(config.trades)
portfolio.import_deposits(config.deposits)
return portfolio
end
end
end