absa_bank_transactions.go

package bank_transactions

import (
	"crypto/tls"
	"encoding/base64"
	"github.com/go-resty/resty/v2"
	"github.com/google/uuid"
	"gitlab.bob.co.za/bob-public-utils/bobgroup-go-utils/errors"
	"gitlab.bob.co.za/bob-public-utils/bobgroup-go-utils/secrets_manager"
	"gitlab.bob.co.za/bob-public-utils/bobgroup-go-utils/string_utils"
	"gitlab.bob.co.za/bob-public-utils/bobgroup-go-utils/struct_utils"
	"io"
	"strings"
	"time"
)

type AbsaLoginInfo struct {
	CertExpiry        string
	CertSerialNumber  string
	PartialNo         string
	DeviceFingerprint string
	AbsaSecretName    string
	IsDebug           bool
}

var ErrPasswordChange = errors.Error("Absa CIB requires a password change")

const (
	sleepTime = time.Second * 2
)

func GetAbsaTransactions(loginInfo AbsaLoginInfo) ([]byte, error) {

	client, err := setupAbsaClient(loginInfo.AbsaSecretName, loginInfo.IsDebug)
	if err != nil {
		return nil, err
	}

	defer logoff(client)

	// Get Initial session ID
	err = login(client, loginInfo)
	if err != nil {
		return nil, err
	}

	// Navigate to statement download
	err = startStatementDownloadProcess(client)
	if err != nil {
		return nil, err
	}

	// Request statement
	dateString := time.Now().Format("20060102")
	_, err = statementDownloadProcessCall(client, map[string]string{
		"page":                "enquiry-statement",
		"groupselect":         "",
		"linkallterm":         "false",
		"buttonClicked":       "proceed",
		"SelType":             "D",
		"FAInd":               "false",
		"systemDate":          dateString,
		"account_options":     "all",
		"fromaccountgroup":    "blank",
		"fromaccount":         "blank",
		"fromaccountdisplay1": "blank",
		"showall_option":      "showall",
		"format_options":      "file",
		"file_format_options": "csv",
		"statement_options":   "last",