from serde import Model, fields


class Amount(Model):
    amount: fields.Str()
    currency: fields.Str()


class TransactionBBAN(Model):
    bban: fields.Optional(fields.Str())


class ExchangeInstructedAmount(Model):
    amount: fields.Str()
    currency: fields.Str()


class TransactionCurrencyExchange(Model):
    exchangeRate: fields.Str()
    instructedAmount: fields.Nested(ExchangeInstructedAmount)
    sourceCurrency: fields.Str()
    targetCurrency: fields.Str()
    unitCurrency: fields.Str()


class Transaction(Model):
    bookingDate: fields.Date()
    creditorAccount: fields.Optional(fields.Nested(TransactionBBAN))
    creditorName: fields.Optional(fields.Str())
    debtorName: fields.Optional(fields.Str())
    currencyExchange: fields.Optional(fields.Nested(TransactionCurrencyExchange))
    proprietaryBankTransactionCode: fields.Optional(fields.Str())
    remittanceInformationUnstructured: fields.Optional(fields.Str())
    transactionAmount: fields.Nested(Amount)
    transactionId: fields.Str()


class Pending(Transaction):
    pass


class Booked(Transaction):
    pass


class Transactions(Model):
    pending: fields.List(Pending)
    booked: fields.List(Booked)


class TXRoot(Model):
    transactions: fields.Optional(fields.Nested(Transactions))


class AccessToken(Model):
    access: fields.Str()


class Institution(Model):
    id: fields.Str()
    name: fields.Str()
    bic: fields.Str()
    transaction_total_days: fields.Str()
    countries: fields.List()
    logo: fields.Url()


class Institutions(Model):
    institutions: fields.List(Institution)


class Agreement(Model):
    id: fields.Str()
    created: fields.DateTime()
    redirect: fields.Url()
    status: fields.Str()
    institution_id: fields.Str()
    agreement: fields.Str()
    reference: fields.Str()
    accounts: fields.List()
    link: fields.Url()
    ssn: fields.Literal(None)  # ?
    account_selection: fields.Bool()
    redirect_immediate: fields.Bool()


class Requisitions(Model):
    count: fields.Int()
    next: fields.Literal(None)  # wrong
    previous: fields.Literal(None)  # wrong
    results: fields.List(Agreement)


class Account(Model):
    resourceId: fields.Optional(fields.Str())
    iban: fields.Str()
    bban: fields.Optional(fields.Str())
    currency: fields.Str()
    ownerName: fields.Str()
    status: fields.Optional(fields.Str())
    details: fields.Optional(fields.Str())


class AccountDetails(Model):
    account: fields.Nested(Account)


class AccountBalanceAmount(Model):
    amount: fields.Str()
    currency: fields.Str()


class AccountBalances(Model):
    balanceAmount: fields.Nested(AccountBalanceAmount)
    balanceType: fields.Str()
    referenceDate: fields.Date()


class AccountBalancesRoot(Model):
    balances = fields.List(AccountBalances)


class RequisitionResponse(Model):
    summary: fields.Str()
    detail: fields.Str()