Store and retrieve the voucher decimals and contract address

This commit is contained in:
Alfred Kamanda 2024-10-25 17:24:09 +03:00
parent b4454f7517
commit 3ef64271e7
Signed by: Alfred-mk
GPG Key ID: 7EA3D01708908703
2 changed files with 187 additions and 101 deletions

View File

@ -57,6 +57,14 @@ func (fm *FlagManager) GetFlag(label string) (uint32, error) {
return fm.parser.GetFlag(label)
}
// VoucherMetadata helps organize voucher data fields
type VoucherMetadata struct {
Symbol string
Balance string
Decimal string
Address string
}
type Handlers struct {
pe *persist.Persister
st *state.State
@ -1094,41 +1102,49 @@ func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte)
return res, nil
}
// process voucher data
voucherSymbolList, voucherBalanceList := ProcessVouchers(vouchersResp.Result.Holdings)
prefixdb := storage.NewSubPrefixDb(store, []byte("vouchers"))
err = prefixdb.Put(ctx, []byte("sym"), []byte(voucherSymbolList))
if err != nil {
return res, nil
data := processVouchers(vouchersResp.Result.Holdings)
// Store all voucher data
dataMap := map[string]string{
"sym": data.Symbol,
"bal": data.Balance,
"deci": data.Decimal,
"addr": data.Address,
}
err = prefixdb.Put(ctx, []byte("bal"), []byte(voucherBalanceList))
if err != nil {
for key, value := range dataMap {
if err := prefixdb.Put(ctx, []byte(key), []byte(value)); err != nil {
return res, nil
}
}
return res, nil
}
// ProcessVouchers formats the holdings into symbol and balance lists.
func ProcessVouchers(holdings []struct {
// processVouchers converts holdings into formatted strings
func processVouchers(holdings []struct {
ContractAddress string `json:"contractAddress"`
TokenSymbol string `json:"tokenSymbol"`
TokenDecimals string `json:"tokenDecimals"`
Balance string `json:"balance"`
}) (string, string) {
var numberedSymbols, numberedBalances []string
}) VoucherMetadata {
var data VoucherMetadata
var symbols, balances, decimals, addresses []string
for i, voucher := range holdings {
numberedSymbols = append(numberedSymbols, fmt.Sprintf("%d:%s", i+1, voucher.TokenSymbol))
numberedBalances = append(numberedBalances, fmt.Sprintf("%d:%s", i+1, voucher.Balance))
for i, h := range holdings {
symbols = append(symbols, fmt.Sprintf("%d:%s", i+1, h.TokenSymbol))
balances = append(balances, fmt.Sprintf("%d:%s", i+1, h.Balance))
decimals = append(decimals, fmt.Sprintf("%d:%s", i+1, h.TokenDecimals))
addresses = append(addresses, fmt.Sprintf("%d:%s", i+1, h.ContractAddress))
}
voucherSymbolList := strings.Join(numberedSymbols, "\n")
voucherBalanceList := strings.Join(numberedBalances, "\n")
data.Symbol = strings.Join(symbols, "\n")
data.Balance = strings.Join(balances, "\n")
data.Decimal = strings.Join(decimals, "\n")
data.Address = strings.Join(addresses, "\n")
return voucherSymbolList, voucherBalanceList
return data
}
// GetVoucherList fetches the list of vouchers and formats them
@ -1162,7 +1178,6 @@ func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (r
flag_incorrect_voucher, _ := h.flagManager.GetFlag("flag_incorrect_voucher")
inputStr := string(input)
if inputStr == "0" || inputStr == "99" {
res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
return res, nil
@ -1170,118 +1185,185 @@ func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (r
prefixdb := storage.NewSubPrefixDb(store, []byte("vouchers"))
// Retrieve the voucher symbol list
voucherSymbolList, err := prefixdb.Get(ctx, []byte("sym"))
// Retrieve the voucher metadata
metadata, err := getVoucherData(ctx, prefixdb, inputStr)
if err != nil {
return res, fmt.Errorf("failed to retrieve voucher symbol list: %v", err)
return res, fmt.Errorf("failed to retrieve voucher data: %v", err)
}
// Retrieve the voucher balance list
voucherBalanceList, err := prefixdb.Get(ctx, []byte("bal"))
if err != nil {
return res, fmt.Errorf("failed to retrieve voucher balance list: %v", err)
if metadata == nil {
res.FlagSet = append(res.FlagSet, flag_incorrect_voucher)
return res, nil
}
// match the voucher symbol and balance with the input
matchedSymbol, matchedBalance := MatchVoucher(inputStr, string(voucherSymbolList), string(voucherBalanceList))
// If a match is found, write the temporary sym and balance
if matchedSymbol != "" && matchedBalance != "" {
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_SYM, []byte(matchedSymbol))
if err != nil {
return res, err
}
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_BAL, []byte(matchedBalance))
if err != nil {
return res, err
if err := h.storeTemporaryVoucher(ctx, sessionId, metadata); err != nil {
return resource.Result{}, err
}
res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
res.Content = fmt.Sprintf("%s\n%s", matchedSymbol, matchedBalance)
} else {
res.FlagSet = append(res.FlagSet, flag_incorrect_voucher)
}
res.Content = fmt.Sprintf("%s\n%s", metadata.Symbol, metadata.Balance)
return res, nil
}
// MatchVoucher finds the matching voucher symbol and balance based on the input.
func MatchVoucher(inputStr string, voucherSymbols, voucherBalances string) (string, string) {
// Split the lists into slices for processing
symbols := strings.Split(voucherSymbols, "\n")
balances := strings.Split(voucherBalances, "\n")
// getVoucherData retrieves and matches voucher data
func getVoucherData(ctx context.Context, db *storage.SubPrefixDb, input string) (*VoucherMetadata, error) {
keys := []string{"sym", "bal", "deci", "addr"}
data := make(map[string]string)
var matchedSymbol, matchedBalance string
for _, key := range keys {
value, err := db.Get(ctx, []byte(key))
if err != nil {
return nil, fmt.Errorf("failed to get %s: %v", key, err)
}
data[key] = string(value)
}
for i, symbol := range symbols {
symbolParts := strings.SplitN(symbol, ":", 2)
if len(symbolParts) != 2 {
symbol, balance, decimal, address := matchVoucher(input,
data["sym"],
data["bal"],
data["deci"],
data["addr"])
if symbol == "" {
return nil, nil
}
return &VoucherMetadata{
Symbol: symbol,
Balance: balance,
Decimal: decimal,
Address: address,
}, nil
}
// MatchVoucher finds the matching voucher symbol, balance, decimals and contract address based on the input.
func matchVoucher(input, symbols, balances, decimals, addresses string) (symbol, balance, decimal, address string) {
symList := strings.Split(symbols, "\n")
balList := strings.Split(balances, "\n")
decList := strings.Split(decimals, "\n")
addrList := strings.Split(addresses, "\n")
for i, sym := range symList {
parts := strings.SplitN(sym, ":", 2)
if len(parts) != 2 {
continue
}
voucherNum := symbolParts[0]
voucherSymbol := symbolParts[1]
// Check if input matches either the number or the symbol
if inputStr == voucherNum || strings.EqualFold(inputStr, voucherSymbol) {
matchedSymbol = voucherSymbol
// Ensure there's a corresponding balance
if i < len(balances) {
matchedBalance = strings.SplitN(balances[i], ":", 2)[1]
if input == parts[0] || strings.EqualFold(input, parts[1]) {
symbol = parts[1]
if i < len(balList) {
balance = strings.SplitN(balList[i], ":", 2)[1]
}
if i < len(decList) {
decimal = strings.SplitN(decList[i], ":", 2)[1]
}
if i < len(addrList) {
address = strings.SplitN(addrList[i], ":", 2)[1]
}
break
}
}
return matchedSymbol, matchedBalance
return
}
func (h *Handlers) storeTemporaryVoucher(ctx context.Context, sessionId string, data *VoucherMetadata) error {
entries := map[utils.DataTyp][]byte{
utils.DATA_TEMPORARY_SYM: []byte(data.Symbol),
utils.DATA_TEMPORARY_BAL: []byte(data.Balance),
utils.DATA_TEMPORARY_DECIMAL: []byte(data.Decimal),
utils.DATA_TEMPORARY_ADDRESS: []byte(data.Address),
}
for key, value := range entries {
if err := h.userdataStore.WriteEntry(ctx, sessionId, key, value); err != nil {
return err
}
}
return nil
}
// SetVoucher retrieves the temporary sym and balance,
// sets them as the active data and
// clears the temporary data
func (h *Handlers) SetVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result
var err error
store := h.userdataStore
sessionId, ok := ctx.Value("SessionId").(string)
if !ok {
return res, fmt.Errorf("missing session")
}
// get the current temporary symbol
temporarySym, err := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_SYM)
// Get temporary data
tempData, err := h.getTemporaryVoucherData(ctx, sessionId)
if err != nil {
return res, err
}
// get the current temporary balance
temporaryBal, err := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_BAL)
if err != nil {
return res, err
return resource.Result{}, err
}
// set the active symbol
err = store.WriteEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM, []byte(temporarySym))
if err != nil {
return res, err
}
// set the active balance
err = store.WriteEntry(ctx, sessionId, utils.DATA_ACTIVE_BAL, []byte(temporaryBal))
if err != nil {
return res, err
// Set as active and clear temporary
if err := h.updateVoucherData(ctx, sessionId, tempData); err != nil {
return resource.Result{}, err
}
// reset the temporary symbol
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_SYM, []byte(""))
if err != nil {
return res, err
}
// reset the temporary balance
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_BAL, []byte(""))
if err != nil {
return res, err
}
res.Content = string(temporarySym)
return res, nil
return resource.Result{Content: tempData.Symbol}, nil
}
func (h *Handlers) getTemporaryVoucherData(ctx context.Context, sessionId string) (*VoucherMetadata, error) {
store := h.userdataStore
keys := []utils.DataTyp{
utils.DATA_TEMPORARY_SYM,
utils.DATA_TEMPORARY_BAL,
utils.DATA_TEMPORARY_DECIMAL,
utils.DATA_TEMPORARY_ADDRESS,
}
data := &VoucherMetadata{}
values := make([][]byte, len(keys))
for i, key := range keys {
value, err := store.ReadEntry(ctx, sessionId, key)
if err != nil {
return nil, err
}
values[i] = value
}
data.Symbol = string(values[0])
data.Balance = string(values[1])
data.Decimal = string(values[2])
data.Address = string(values[3])
return data, nil
}
func (h *Handlers) updateVoucherData(ctx context.Context, sessionId string, data *VoucherMetadata) error {
// Set active voucher data
activeEntries := map[utils.DataTyp][]byte{
utils.DATA_ACTIVE_SYM: []byte(data.Symbol),
utils.DATA_ACTIVE_BAL: []byte(data.Balance),
utils.DATA_ACTIVE_DECIMAL: []byte(data.Decimal),
utils.DATA_ACTIVE_ADDRESS: []byte(data.Address),
}
// Clear temporary voucher data
tempEntries := map[utils.DataTyp][]byte{
utils.DATA_TEMPORARY_SYM: []byte(""),
utils.DATA_TEMPORARY_BAL: []byte(""),
utils.DATA_TEMPORARY_DECIMAL: []byte(""),
utils.DATA_TEMPORARY_ADDRESS: []byte(""),
}
// Write all entries
for key, value := range activeEntries {
if err := h.userdataStore.WriteEntry(ctx, sessionId, key, value); err != nil {
return err
}
}
for key, value := range tempEntries {
if err := h.userdataStore.WriteEntry(ctx, sessionId, key, value); err != nil {
return err
}
}
return nil
}

View File

@ -28,6 +28,10 @@ const (
DATA_ACTIVE_SYM
DATA_TEMPORARY_BAL
DATA_ACTIVE_BAL
DATA_TEMPORARY_DECIMAL
DATA_ACTIVE_DECIMAL
DATA_TEMPORARY_ADDRESS
DATA_ACTIVE_ADDRESS
)
func typToBytes(typ DataTyp) []byte {