Merge branch 'master' into alias-address-validation

This commit is contained in:
Alfred Kamanda 2024-11-24 16:48:03 +03:00
commit 267132b956
17 changed files with 345 additions and 2 deletions

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@ -0,0 +1,119 @@
package common
import (
"context"
"fmt"
"strings"
"time"
"git.grassecon.net/urdt/ussd/internal/storage"
dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
)
// TransferMetadata helps organize data fields
type TransferMetadata struct {
Senders string
Recipients string
TransferValues string
Addresses string
TxHashes string
Dates string
Symbols string
Decimals string
}
// ProcessTransfers converts transfers into formatted strings
func ProcessTransfers(transfers []dataserviceapi.Last10TxResponse) TransferMetadata {
var data TransferMetadata
var senders, recipients, transferValues, addresses, txHashes, dates, symbols, decimals []string
for _, t := range transfers {
senders = append(senders, t.Sender)
recipients = append(recipients, t.Recipient)
// Scale down the amount
scaledBalance := ScaleDownBalance(t.TransferValue, t.TokenDecimals)
transferValues = append(transferValues, scaledBalance)
addresses = append(addresses, t.ContractAddress)
txHashes = append(txHashes, t.TxHash)
dates = append(dates, fmt.Sprintf("%s", t.DateBlock))
symbols = append(symbols, t.TokenSymbol)
decimals = append(decimals, t.TokenDecimals)
}
data.Senders = strings.Join(senders, "\n")
data.Recipients = strings.Join(recipients, "\n")
data.TransferValues = strings.Join(transferValues, "\n")
data.Addresses = strings.Join(addresses, "\n")
data.TxHashes = strings.Join(txHashes, "\n")
data.Dates = strings.Join(dates, "\n")
data.Symbols = strings.Join(symbols, "\n")
data.Decimals = strings.Join(decimals, "\n")
return data
}
// GetTransferData retrieves and matches transfer data
// returns a formatted string of the full transaction/statement
func GetTransferData(ctx context.Context, db storage.PrefixDb, publicKey string, index int) (string, error) {
keys := []string{"txfrom", "txto", "txval", "txaddr", "txhash", "txdate", "txsym"}
data := make(map[string]string)
for _, key := range keys {
value, err := db.Get(ctx, []byte(key))
if err != nil {
return "", fmt.Errorf("failed to get %s: %v", key, err)
}
data[key] = string(value)
}
// Split the data
senders := strings.Split(string(data["txfrom"]), "\n")
recipients := strings.Split(string(data["txto"]), "\n")
values := strings.Split(string(data["txval"]), "\n")
addresses := strings.Split(string(data["txaddr"]), "\n")
hashes := strings.Split(string(data["txhash"]), "\n")
dates := strings.Split(string(data["txdate"]), "\n")
syms := strings.Split(string(data["txsym"]), "\n")
// Check if index is within range
if index < 1 || index > len(senders) {
return "", fmt.Errorf("transaction not found: index %d out of range", index)
}
// Adjust for 0-based indexing
i := index - 1
transactionType := "received"
party := fmt.Sprintf("from: %s", strings.TrimSpace(senders[i]))
if strings.TrimSpace(senders[i]) == publicKey {
transactionType = "sent"
party = fmt.Sprintf("to: %s", strings.TrimSpace(recipients[i]))
}
formattedDate := formatDate(strings.TrimSpace(dates[i]))
// Build the full transaction detail
detail := fmt.Sprintf(
"%s %s %s\n%s\ncontract address: %s\ntxhash: %s\ndate: %s",
transactionType,
strings.TrimSpace(values[i]),
strings.TrimSpace(syms[i]),
party,
strings.TrimSpace(addresses[i]),
strings.TrimSpace(hashes[i]),
formattedDate,
)
return detail, nil
}
// Helper function to format date in desired output
func formatDate(dateStr string) string {
parsedDate, err := time.Parse("2006-01-02 15:04:05 -0700 MST", dateStr)
if err != nil {
fmt.Println("Error parsing date:", err)
return ""
}
return parsedDate.Format("2006-01-02 03:04:05 PM")
}

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@ -118,6 +118,9 @@ func (ls *LocalHandlerService) GetHandler(accountService remote.AccountServiceIn
ls.DbRs.AddLocalFunc("reset_others_pin", ussdHandlers.ResetOthersPin)
ls.DbRs.AddLocalFunc("save_others_temporary_pin", ussdHandlers.SaveOthersTemporaryPin)
ls.DbRs.AddLocalFunc("get_current_profile_info", ussdHandlers.GetCurrentProfileInfo)
ls.DbRs.AddLocalFunc("check_transactions", ussdHandlers.CheckTransactions)
ls.DbRs.AddLocalFunc("get_transactions", ussdHandlers.GetTransactionsList)
ls.DbRs.AddLocalFunc("view_statement", ussdHandlers.ViewTransactionStatement)
return ussdHandlers, nil
}

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@ -1658,3 +1658,172 @@ func (h *Handlers) GetVoucherDetails(ctx context.Context, sym string, input []by
return res, nil
}
// CheckTransactions retrieves the transactions from the API using the "PublicKey" and stores to prefixDb
func (h *Handlers) CheckTransactions(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string)
if !ok {
return res, fmt.Errorf("missing session")
}
flag_no_transfers, _ := h.flagManager.GetFlag("flag_no_transfers")
flag_api_error, _ := h.flagManager.GetFlag("flag_api_error")
store := h.userdataStore
publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
if err != nil {
logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", common.DATA_PUBLIC_KEY, "error", err)
return res, err
}
// Fetch transactions from the API using the public key
transactionsResp, err := h.accountService.FetchTransactions(ctx, string(publicKey))
if err != nil {
res.FlagSet = append(res.FlagSet, flag_api_error)
logg.ErrorCtxf(ctx, "failed on FetchTransactions", "error", err)
return res, err
}
// Return if there are no transactions
if len(transactionsResp) == 0 {
res.FlagSet = append(res.FlagSet, flag_no_transfers)
return res, nil
}
data := common.ProcessTransfers(transactionsResp)
// Store all transaction data
dataMap := map[string]string{
"txfrom": data.Senders,
"txto": data.Recipients,
"txval": data.TransferValues,
"txaddr": data.Addresses,
"txhash": data.TxHashes,
"txdate": data.Dates,
"txsym": data.Symbols,
"txdeci": data.Decimals,
}
for key, value := range dataMap {
if err := h.prefixDb.Put(ctx, []byte(key), []byte(value)); err != nil {
logg.ErrorCtxf(ctx, "failed to write to prefixDb", "error", err)
return res, err
}
}
res.FlagReset = append(res.FlagReset, flag_no_transfers)
return res, nil
}
// GetTransactionsList fetches the list of transactions and formats them
func (h *Handlers) GetTransactionsList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string)
if !ok {
return res, fmt.Errorf("missing session")
}
store := h.userdataStore
publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
if err != nil {
logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", common.DATA_PUBLIC_KEY, "error", err)
return res, err
}
// Read transactions from the store and format them
TransactionSenders, err := h.prefixDb.Get(ctx, []byte("txfrom"))
if err != nil {
logg.ErrorCtxf(ctx, "Failed to read the TransactionSenders from prefixDb", "error", err)
return res, err
}
TransactionSyms, err := h.prefixDb.Get(ctx, []byte("txsym"))
if err != nil {
logg.ErrorCtxf(ctx, "Failed to read the TransactionSyms from prefixDb", "error", err)
return res, err
}
TransactionValues, err := h.prefixDb.Get(ctx, []byte("txval"))
if err != nil {
logg.ErrorCtxf(ctx, "Failed to read the TransactionValues from prefixDb", "error", err)
return res, err
}
TransactionDates, err := h.prefixDb.Get(ctx, []byte("txdate"))
if err != nil {
logg.ErrorCtxf(ctx, "Failed to read the TransactionDates from prefixDb", "error", err)
return res, err
}
// Parse the data
senders := strings.Split(string(TransactionSenders), "\n")
syms := strings.Split(string(TransactionSyms), "\n")
values := strings.Split(string(TransactionValues), "\n")
dates := strings.Split(string(TransactionDates), "\n")
var formattedTransactions []string
for i := 0; i < len(senders); i++ {
sender := strings.TrimSpace(senders[i])
sym := strings.TrimSpace(syms[i])
value := strings.TrimSpace(values[i])
date := strings.Split(strings.TrimSpace(dates[i]), " ")[0]
status := "received"
if sender == string(publicKey) {
status = "sent"
}
formattedTransactions = append(formattedTransactions, fmt.Sprintf("%d:%s %s %s %s", i+1, status, value, sym, date))
}
res.Content = strings.Join(formattedTransactions, "\n")
return res, nil
}
// ViewTransactionStatement retrieves the transaction statement
// and displays it to the user
func (h *Handlers) ViewTransactionStatement(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result
sessionId, ok := ctx.Value("SessionId").(string)
if !ok {
return res, fmt.Errorf("missing session")
}
store := h.userdataStore
publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
if err != nil {
logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", common.DATA_PUBLIC_KEY, "error", err)
return res, err
}
flag_incorrect_statement, _ := h.flagManager.GetFlag("flag_incorrect_statement")
inputStr := string(input)
if inputStr == "0" || inputStr == "99" || inputStr == "11" || inputStr == "22" {
res.FlagReset = append(res.FlagReset, flag_incorrect_statement)
return res, nil
}
// Convert input string to integer
index, err := strconv.Atoi(strings.TrimSpace(inputStr))
if err != nil {
return res, fmt.Errorf("invalid input: must be a number between 1 and 10")
}
if index < 1 || index > 10 {
return res, fmt.Errorf("invalid input: index must be between 1 and 10")
}
statement, err := common.GetTransferData(ctx, h.prefixDb, string(publicKey), index)
if err != nil {
return res, fmt.Errorf("failed to retrieve transfer data: %v", err)
}
if statement == "" {
res.FlagSet = append(res.FlagSet, flag_incorrect_statement)
return res, nil
}
res.FlagReset = append(res.FlagReset, flag_incorrect_statement)
res.Content = statement
return res, nil
}

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@ -2,8 +2,8 @@
package testtag
import "git.grassecon.net/urdt/ussd/internal/handlers/server"
import "git.grassecon.net/urdt/ussd/remote"
var (
AccountService server.AccountServiceInterface
AccountService remote.AccountServiceInterface
)

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@ -0,0 +1 @@
Please enter your PIN to view statement:

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@ -0,0 +1,12 @@
LOAD check_transactions 0
RELOAD check_transactions
CATCH no_transfers flag_no_transfers 1
LOAD authorize_account 6
MOUT back 0
MOUT quit 9
HALT
RELOAD authorize_account
CATCH incorrect_pin flag_incorrect_pin 1
INCMP _ 0
INCMP quit 9
INCMP transactions *

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@ -0,0 +1 @@
Tafadhali weka PIN yako kuona taarifa ya matumizi:

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@ -11,5 +11,6 @@ INCMP main 0
INCMP edit_profile 1
INCMP change_language 2
INCMP balances 3
INCMP check_statement 4
INCMP pin_management 5
INCMP address 6

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@ -0,0 +1 @@
No transfers history

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@ -0,0 +1,5 @@
MOUT back 0
MOUT quit 9
HALT
INCMP ^ 0
INCMP quit 9

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@ -0,0 +1 @@
Hakuna historia kwa akaunti yako

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@ -19,3 +19,5 @@ flag,flag_api_call_error,25,this is set when communication to an external servic
flag,flag_no_active_voucher,26,this is set when a user does not have an active voucher
flag,flag_admin_privilege,27,this is set when a user has admin privileges.
flag,flag_unregistered_number,28,this is set when an unregistered phonenumber tries to perform an action
flag,flag_no_transfers,29,this is set when a user does not have any transactions
flag,flag_incorrect_statement,30,this is set when the selected statement is invalid

1 flag flag_language_set 8 checks whether the user has set their prefered language
19 flag flag_no_active_voucher 26 this is set when a user does not have an active voucher
20 flag flag_admin_privilege 27 this is set when a user has admin privileges.
21 flag flag_unregistered_number 28 this is set when an unregistered phonenumber tries to perform an action
22 flag flag_no_transfers 29 this is set when a user does not have any transactions
23 flag flag_incorrect_statement 30 this is set when the selected statement is invalid

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@ -0,0 +1 @@
{{.get_transactions}}

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@ -0,0 +1,15 @@
LOAD get_transactions 0
MAP get_transactions
MOUT back 0
MOUT quit 99
MNEXT next 11
MPREV prev 22
HALT
LOAD view_statement 0
RELOAD view_statement
CATCH . flag_incorrect_statement 1
INCMP ^ 0
INCMP quit 99
INCMP > 11
INCMP < 22
INCMP view_statement *

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@ -0,0 +1 @@
{{.get_transactions}}

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@ -0,0 +1 @@
{{.view_statement}}

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@ -0,0 +1,10 @@
MAP view_statement
MOUT back 0
MOUT quit 9
MNEXT next 11
MPREV prev 22
HALT
INCMP _ 0
INCMP quit 9
INCMP > 11
INCMP < 22