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Code Issues Releases Activity Actions 1

Basic Account Balance Sync Algorithm (#501)

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* Sketch out sync interface

* Add basic account sync algorithm

* Update logic for final balance in series

* Remove start_date concept

* Clean up tests

* Improve clarity of test

* Update app/models/account.rb

Co-authored-by: Rob Zolkos <rob@zolkos.com>
Signed-off-by: Zach Gollwitzer <zach.gollwitzer@gmail.com>

* Update app/models/transaction.rb

Co-authored-by: Rob Zolkos <rob@zolkos.com>
Signed-off-by: Zach Gollwitzer <zach.gollwitzer@gmail.com>

* Update app/models/valuation.rb

Co-authored-by: Rob Zolkos <rob@zolkos.com>
Signed-off-by: Zach Gollwitzer <zach.gollwitzer@gmail.com>

* Re-organize code, simplify job interface

* Consolidate balance calculations

* More cleanup

---------

Signed-off-by: Zach Gollwitzer <zach.gollwitzer@gmail.com>
Co-authored-by: Rob Zolkos <rob@zolkos.com>
This commit is contained in:
Zach Gollwitzer 2024-02-29 08:32:52 -05:00 • committed by GitHub
parent fb657856a5
commit dbf575c02a
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14 changed files with 207 additions and 175 deletions
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103
db/seeds.rb
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@ -26,92 +26,35 @@ puts "User created: #{user.email} for family: #{family.name}"
# Create default currency
Currency.find_or_create_by(iso_code: "USD", name: "United States Dollar")
current_balance = 350000
account = Account.create_or_find_by(name: "Seed Property Account", accountable: Account::Property.new, family: family, balance: current_balance, currency: "USD")
checking_account = Account::Depository.new
account = Account.create_or_find_by(
name: "Seed Checking Account",
accountable: checking_account,
family: family,
balance: 5000
)
puts "Account created: #{account.name}"
# Represent user-defined "Valuations" at various dates
valuations = [
{ date: Date.today - 30, value: 300000 },
{ date: Date.today - 22, value: 300700 },
{ date: Date.today - 17, value: 301400 },
{ date: Date.today - 10, value: 300000 },
{ date: Date.today - 3, value: 301900 }
{ date: 1.year.ago.to_date, value: 4200 },
{ date: 250.days.ago.to_date, value: 4500 },
{ date: 200.days.ago.to_date, value: 4444.96 }
]
account.valuations.upsert_all(valuations, unique_by: :index_valuations_on_account_id_and_date)
puts "Valuations created: #{valuations.count}"
transactions = [
{ date: Date.today - 27, amount: 7.56, currency: "USD", name: "Starbucks" },
{ date: Date.today - 18, amount: -2000, currency: "USD", name: "Paycheck" },
{ date: Date.today - 18, amount: 18.20, currency: "USD", name: "Walgreens" },
{ date: Date.today - 13, amount: 34.20, currency: "USD", name: "Chipotle" },
{ date: Date.today - 9, amount: -200, currency: "USD", name: "Birthday check" },
{ date: Date.today - 5, amount: 85.00, currency: "USD", name: "Amazon stuff" }
{ date: Date.today - 27, amount: 7.56, name: "Starbucks" },
{ date: Date.today - 18, amount: -500, name: "Paycheck" },
{ date: Date.today - 18, amount: 18.20, name: "Walgreens" },
{ date: Date.today - 13, amount: 34.20, name: "Chipotle" },
{ date: Date.today - 9, amount: -200, name: "Birthday check" },
{ date: Date.today - 5, amount: 85.00, name: "Amazon stuff" }
]
# Represent system-generated "Balances" at various dates, based on valuations
balances = [
{ date: Date.today - 30, balance: 300000 },
{ date: Date.today - 29, balance: 300000 },
{ date: Date.today - 28, balance: 300000 },
{ date: Date.today - 27, balance: 300000 },
{ date: Date.today - 26, balance: 300000 },
{ date: Date.today - 25, balance: 300000 },
{ date: Date.today - 24, balance: 300000 },
{ date: Date.today - 23, balance: 300000 },
{ date: Date.today - 22, balance: 300700 },
{ date: Date.today - 21, balance: 300700 },
{ date: Date.today - 20, balance: 300700 },
{ date: Date.today - 19, balance: 300700 },
{ date: Date.today - 18, balance: 300700 },
{ date: Date.today - 17, balance: 301400 },
{ date: Date.today - 16, balance: 301400 },
{ date: Date.today - 15, balance: 301400 },
{ date: Date.today - 14, balance: 301400 },
{ date: Date.today - 13, balance: 301400 },
{ date: Date.today - 12, balance: 301400 },
{ date: Date.today - 11, balance: 301400 },
{ date: Date.today - 10, balance: 300000 },
{ date: Date.today - 9, balance: 300000 },
{ date: Date.today - 8, balance: 300000 },
{ date: Date.today - 7, balance: 300000 },
{ date: Date.today - 6, balance: 300000 },
{ date: Date.today - 5, balance: 300000 },
{ date: Date.today - 4, balance: 300000 },
{ date: Date.today - 3, balance: 301900 },
{ date: Date.today - 2, balance: 301900 },
{ date: Date.today - 1, balance: 301900 },
{ date: Date.today, balance: current_balance }
]
valuations.each do |valuation|
Valuation.find_or_create_by(
account_id: account.id,
date: valuation[:date]
) do |valuation_record|
valuation_record.value = valuation[:value]
valuation_record.currency = "USD"
end
transactions.each do |t|
account.transactions.find_or_create_by(t)
end
balances.each do |balance|
AccountBalance.find_or_create_by(
account_id: account.id,
date: balance[:date]
) do |balance_record|
balance_record.balance = balance[:balance]
end
end
transactions.each do |transaction|
Transaction.find_or_create_by(
account_id: account.id,
date: transaction[:date],
amount: transaction[:amount]
) do |transaction_record|
transaction_record.currency = transaction[:currency]
transaction_record.name = transaction[:name]
end
end
puts "Transactions created: #{transactions.count}"