from odoo import api, models
from odoo.exceptions import UserError
from odoo.tools.translate import _

class AccountMoveLine(models.Model):
    _inherit = 'account.move.line'

    @api.depends('move_id', 'account_id', 'tax_line_id')
    def _compute_display_type(self):
        super()._compute_display_type()
        for line in self:
            if line.display_type == 'product' and line.move_id.is_invoice():
                if line.account_id and line.account_id.account_type == 'liability_current':
                    line.display_type = 'payment_term'

    @api.constrains('account_id', 'display_type')
    def _check_payable_receivable(self):
        for line in self:
            account_type = line.account_id.account_type
            if line.move_id.is_sale_document(include_receipts=True):
                if account_type in ('liability_payable', 'liability_current'):
                    raise UserError(_("Account %s is of payable type, but is used in a sale operation.", line.account_id.code))
                if (line.display_type == 'payment_term') ^ (account_type == 'asset_receivable'):
                    raise UserError(_("Any journal item on a receivable account must have a due date and vice versa."))
            if line.move_id.is_purchase_document(include_receipts=True):
                if account_type == 'asset_receivable':
                    raise UserError(_("Account %s is of receivable type, but is used in a purchase operation.", line.account_id.code))
                # Patch: Allow 'liability_current' to also act as a payment_term
                if (line.display_type == 'payment_term') ^ (account_type in ('liability_payable', 'liability_current')):
                    raise UserError(_("Any journal item on a payable account must have a due date and vice versa."))