'invoice.number', 1 => 'invoice.user_id', 2 => 'invoice.amount', 3 => 'invoice.balance', 4 => 'client.name', 5 => 'invoice.discount', 6 => 'invoice.po_number', 7 => 'invoice.date', 8 => 'invoice.due_date', 9 => 'invoice.terms', 10 => 'invoice.public_notes', 11 => 'invoice.is_sent', 12 => 'invoice.private_notes', 13 => 'invoice.uses_inclusive_taxes', 14 => 'invoice.tax_name1', 15 => 'invoice.tax_rate1', 16 => 'invoice.tax_name2', 17 => 'invoice.tax_rate2', 18 => 'invoice.tax_name3', 19 => 'invoice.tax_rate3', 20 => 'invoice.is_amount_discount', 21 => 'invoice.footer', 22 => 'invoice.partial', 23 => 'invoice.partial_due_date', 24 => 'invoice.custom_value1', 25 => 'invoice.custom_value2', 26 => 'invoice.custom_value3', 27 => 'invoice.custom_value4', 28 => 'invoice.custom_surcharge1', 29 => 'invoice.custom_surcharge2', 30 => 'invoice.custom_surcharge3', 31 => 'invoice.custom_surcharge4', 32 => 'invoice.exchange_rate', 33 => 'payment.date', 34 => 'payment.amount', 35 => 'payment.transaction_reference', 36 => 'item.quantity', 37 => 'item.cost', 38 => 'item.product_key', 39 => 'item.notes', 40 => 'item.discount', 41 => 'item.is_amount_discount', 42 => 'item.tax_name1', 43 => 'item.tax_rate1', 44 => 'item.tax_name2', 45 => 'item.tax_rate2', 46 => 'item.tax_name3', 47 => 'item.tax_rate3', 48 => 'item.custom_value1', 49 => 'item.custom_value2', 50 => 'item.custom_value3', 51 => 'item.custom_value4', 52 => 'item.type_id', 53 => 'client.email', ]; } public static function import_keys() { return [ 0 => 'texts.invoice_number', 1 => 'texts.user', 2 => 'texts.amount', 3 => 'texts.balance', 4 => 'texts.client', 5 => 'texts.discount', 6 => 'texts.po_number', 7 => 'texts.date', 8 => 'texts.due_date', 9 => 'texts.terms', 10 => 'texts.public_notes', 11 => 'texts.sent', 12 => 'texts.private_notes', 13 => 'texts.uses_inclusive_taxes', 14 => 'texts.tax_name', 15 => 'texts.tax_rate', 16 => 'texts.tax_name', 17 => 'texts.tax_rate', 18 => 'texts.tax_name', 19 => 'texts.tax_rate', 20 => 'texts.is_amount_discount', 21 => 'texts.footer', 22 => 'texts.partial', 23 => 'texts.partial_due_date', 24 => 'texts.custom_value1', 25 => 'texts.custom_value2', 26 => 'texts.custom_value3', 27 => 'texts.custom_value4', 28 => 'texts.surcharge', 29 => 'texts.surcharge', 30 => 'texts.surcharge', 31 => 'texts.surcharge', 32 => 'texts.exchange_rate', 33 => 'texts.payment_date', 34 => 'texts.payment_amount', 35 => 'texts.transaction_reference', 36 => 'texts.quantity', 37 => 'texts.cost', 38 => 'texts.product_key', 39 => 'texts.notes', 40 => 'texts.discount', 41 => 'texts.is_amount_discount', 42 => 'texts.tax_name', 43 => 'texts.tax_rate', 44 => 'texts.tax_name', 45 => 'texts.tax_rate', 46 => 'texts.tax_name', 47 => 'texts.tax_rate', 48 => 'texts.custom_value', 49 => 'texts.custom_value', 50 => 'texts.custom_value', 51 => 'texts.custom_value', 52 => 'texts.type', 53 => 'texts.email', ]; } }