Merge pull request 'pool-swap-endpoints' (#11) from pool-swap-endpoints into master

Reviewed-on: #11

config/config.go

@@ -7,41 +7,54 @@ import (
 )
 
 const (
-	createAccountPath          = "/api/v2/account/create"
+	createAccountPath           = "/api/v2/account/create"
-	trackStatusPath            = "/api/track"
+	trackStatusPath             = "/api/track"
-	balancePathPrefix          = "/api/account"
+	balancePathPrefix           = "/api/account"
-	trackPath                  = "/api/v2/account/status"
+	trackPath                   = "/api/v2/account/status"
-	tokenTransferPrefix        = "/api/v2/token/transfer"
+	tokenTransferPrefix         = "/api/v2/token/transfer"
-	voucherHoldingsPathPrefix  = "/api/v1/holdings"
+	voucherHoldingsPathPrefix   = "/api/v1/holdings"
-	voucherTransfersPathPrefix = "/api/v1/transfers/last10"
+	voucherTransfersPathPrefix  = "/api/v1/transfers/last10"
-	voucherDataPathPrefix      = "/api/v1/token"
+	voucherDataPathPrefix       = "/api/v1/token"
-	AliasPrefix                = "api/v1/alias"
+	SendSMSPrefix               = "api/v1/external/upsell"
-	SendSMSPrefix              = "api/v1/external/upsell"
+	poolDepositPrefix           = "/api/v2/pool/deposit"
-	AliasEnsPrefix             = "/api/v1/bypass"
+	poolSwapQoutePrefix         = "/api/v2/pool/quote"
-	ExternalSMSPrefix          = "/api/v1/external"
+	poolSwapPrefix              = "/api/v2/pool/swap"
+	topPoolsPrefix              = "/api/v1/pool/top"
+	retrievePoolDetailsPrefix   = "/api/v1/pool/reverse"
+	poolSwappableVouchersPrefix = "/api/v1/pool"
+	AliasRegistrationPrefix     = "/api/v1/internal/register"
+	AliasResolverPrefix         = "/api/v1/resolve"
+	ExternalSMSPrefix           = "/api/v1/external"
 )
 
 var (
-	custodialURLBase string
+	custodialURLBase    string
-	dataURLBase      string
+	dataURLBase         string
-	BearerToken      string
+	BearerToken         string
-	aliasEnsURLBase  string
+	aliasEnsURLBase     string
-	externalSMSBase  string
+	externalSMSBase     string
+	IncludeStablesParam string
 )
 
 var (
-	CreateAccountURL    string
+	CreateAccountURL         string
-	TrackStatusURL      string
+	TrackStatusURL           string
-	BalanceURL          string
+	BalanceURL               string
-	TrackURL            string
+	TrackURL                 string
-	TokenTransferURL    string
+	TokenTransferURL         string
-	VoucherHoldingsURL  string
+	VoucherHoldingsURL       string
-	VoucherTransfersURL string
+	VoucherTransfersURL      string
-	VoucherDataURL      string
+	VoucherDataURL           string
-	CheckAliasURL       string
+	PoolDepositURL           string
-	SendSMSURL          string
+	PoolSwapQuoteURL         string
-	AliasEnsURL         string
+	PoolSwapURL              string
-	ExternalSMSURL      string
+	TopPoolsURL              string
+	RetrievePoolDetailsURL   string
+	PoolSwappableVouchersURL string
+	SendSMSURL               string
+	AliasRegistrationURL     string
+	AliasResolverURL         string
+	ExternalSMSURL           string
 )
 
 func setBase() error {
@@ -52,6 +65,7 @@ func setBase() error {
 	aliasEnsURLBase = env.GetEnv("ALIAS_ENS_BASE", "http://localhost:5015")
 	externalSMSBase = env.GetEnv("EXTERNAL_SMS_BASE", "http://localhost:5035")
 	BearerToken = env.GetEnv("BEARER_TOKEN", "")
+	IncludeStablesParam = env.GetEnv("INCLUDE_STABLES_PARAM", "false")
 
 	_, err = url.Parse(custodialURLBase)
 	if err != nil {
@@ -78,9 +92,15 @@ func LoadConfig() error {
 	VoucherHoldingsURL, _ = url.JoinPath(dataURLBase, voucherHoldingsPathPrefix)
 	VoucherTransfersURL, _ = url.JoinPath(dataURLBase, voucherTransfersPathPrefix)
 	VoucherDataURL, _ = url.JoinPath(dataURLBase, voucherDataPathPrefix)
-	CheckAliasURL, _ = url.JoinPath(dataURLBase, AliasPrefix)
 	SendSMSURL, _ = url.JoinPath(dataURLBase, SendSMSPrefix)
-	AliasEnsURL, _ = url.JoinPath(aliasEnsURLBase, AliasEnsPrefix)
+	PoolDepositURL, _ = url.JoinPath(custodialURLBase, poolDepositPrefix)
+	PoolSwapQuoteURL, _ = url.JoinPath(custodialURLBase, poolSwapQoutePrefix)
+	PoolSwapURL, _ = url.JoinPath(custodialURLBase, poolSwapPrefix)
+	TopPoolsURL, _ = url.JoinPath(dataURLBase, topPoolsPrefix)
+	RetrievePoolDetailsURL, _ = url.JoinPath(dataURLBase, retrievePoolDetailsPrefix)
+	PoolSwappableVouchersURL, _ = url.JoinPath(dataURLBase, poolSwappableVouchersPrefix)
+	AliasRegistrationURL, _ = url.JoinPath(aliasEnsURLBase, AliasRegistrationPrefix)
+	AliasResolverURL, _ = url.JoinPath(aliasEnsURLBase, AliasResolverPrefix)
 	ExternalSMSURL, _ = url.JoinPath(externalSMSBase, ExternalSMSPrefix)
 
 	return nil

dev/api.go

@@ -34,6 +34,9 @@ const (
 	defaultDecimals               = 6
 	zeroAddress           string  = "0x0000000000000000000000000000000000000000"
 	defaultVoucherBalance float64 = 500.00
+	cityPoolAddress       string  = "0x3b517308D858a47458aD5C8E699697C5dc91Da0F"
+	poolName              string  = "citypool"
+	PoolSymbol            string  = "CTY"
 )
 
 type Tx struct {
@@ -91,6 +94,14 @@ type Voucher struct {
 	Location  string `json: "location"`
 }
 
+type Pool struct {
+	Name      string            `json: "name"`
+	Symbol    string            `json: "symbol"`
+	Address   string            `json: "address"`
+	Vouchers  []Voucher         `json: "voucher"`
+	PoolLimit map[string]string `json: "poollimit"`
+}
+
 type DevAccountService struct {
 	db               db.Db
 	accounts         map[string]Account
@@ -106,6 +117,7 @@ type DevAccountService struct {
 	defaultAccount   string
 	emitterFunc      event.EmitterFunc
 	pfx              []byte
+	pools            map[string]Pool
 }
 
 func NewDevAccountService(ctx context.Context, ss storage.StorageService) *DevAccountService {
@@ -118,6 +130,7 @@ func NewDevAccountService(ctx context.Context, ss storage.StorageService) *DevAc
 		txs:              make(map[string]Tx),
 		txsTrack:         make(map[string]string),
 		autoVoucherValue: make(map[string]int),
+		pools:            make(map[string]Pool),
 		defaultAccount:   zeroAddress,
 		pfx:              []byte("__"),
 	}
@@ -171,6 +184,15 @@ func (das *DevAccountService) loadAccount(ctx context.Context, pubKey string, v
 	return nil
 }
 
+func (p *Pool) hasVoucher(voucherAddress string) bool {
+	for _, value := range p.Vouchers {
+		if value.Address == voucherAddress {
+			return true
+		}
+	}
+	return false
+}
+
 func (das *DevAccountService) loadTx(ctx context.Context, hsh string, v []byte) error {
 	var mytx Tx
 
@@ -193,6 +215,17 @@ func (das *DevAccountService) loadAlias(ctx context.Context, alias string, key [
 	return nil
 }
 
+func (das *DevAccountService) loadPoolInfo(ctx context.Context, name string, v []byte) error {
+	var pool Pool
+
+	err := json.Unmarshal(v, &pool)
+	if err != nil {
+		return fmt.Errorf("failed to unmarshall pool info: %v", err)
+	}
+	das.pools[name] = pool
+	return nil
+}
+
 func (das *DevAccountService) loadItem(ctx context.Context, k []byte, v []byte) error {
 	var err error
 	s := string(k)
@@ -209,6 +242,8 @@ func (das *DevAccountService) loadItem(ctx context.Context, k []byte, v []byte)
 	} else if ss[0] == "alias" {
 		err = das.loadAlias(ctx, ss[1], k)
 		logg.ErrorCtxf(ctx, "loading aliases failed", "error_load_aliases", err)
+	} else if ss[0] == "pool" {
+		err = das.loadPoolInfo(ctx, ss[1], v)
 	} else {
 		logg.ErrorCtxf(ctx, "unknown double underscore key", "key", ss[0])
 	}
@@ -224,13 +259,13 @@ func (das *DevAccountService) loadAll(ctx context.Context) error {
 	}
 	for true {
 		k, v := dumper.Next(ctx)
+		logg.InfoCtxf(ctx, "loading all", "key", string(k), "value", string(v))
 		if k == nil {
 			break
 		}
 		if !bytes.HasPrefix(k, das.pfx) {
 			continue
 		}
-
 		err = das.loadItem(ctx, k, v)
 		if err != nil {
 			return err
@@ -265,6 +300,35 @@ func (das *DevAccountService) WithAutoVoucher(ctx context.Context, symbol string
 	return das
 }
 
+func (das *DevAccountService) RegisterPool(ctx context.Context, name string, sm string) error {
+	var seedVouchers []Voucher
+
+	h := sha1.New()
+	h.Write([]byte(sm))
+	z := h.Sum(nil)
+	pooladdr := fmt.Sprintf("0x%x", z)
+
+	p := Pool{
+		Name:      name,
+		Symbol:    sm,
+		Address:   pooladdr,
+		PoolLimit: make(map[string]string),
+	}
+
+	for _, v := range das.vouchers {
+		//pre-load vouchers with vouchers when a pool is registered
+		seedVouchers = append(seedVouchers, v)
+		p.PoolLimit[v.Address] = fmt.Sprintf("%f", defaultVoucherBalance)
+	}
+	p.Vouchers = append(p.Vouchers, seedVouchers...)
+
+	err := das.savePoolInfo(ctx, p)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
 // TODO: add persistence for vouchers
 // TODO: set max balance for 0x00 address
 func (das *DevAccountService) AddVoucher(ctx context.Context, symbol string) error {
@@ -345,6 +409,20 @@ func (das *DevAccountService) saveAccount(ctx context.Context, acc Account) erro
 	return das.db.Put(ctx, []byte(k), v)
 }
 
+func (das *DevAccountService) savePoolInfo(ctx context.Context, pool Pool) error {
+	if das.db == nil {
+		return nil
+	}
+	k := das.prefixKeyFor("pool", pool.Address)
+	v, err := json.Marshal(pool)
+	if err != nil {
+		return err
+	}
+	das.db.SetSession("")
+	das.db.SetPrefix(db.DATATYPE_USERDATA)
+	return das.db.Put(ctx, []byte(k), v)
+}
+
 func (das *DevAccountService) saveAlias(ctx context.Context, alias map[string]string) error {
 	if das.db == nil {
 		return fmt.Errorf("Db cannot be nil")
@@ -415,6 +493,80 @@ func (das *DevAccountService) CreateAccount(ctx context.Context) (*models.Accoun
 	}, nil
 }
 
+func (das *DevAccountService) PoolDeposit(ctx context.Context, amount, from, poolAddress, tokenAddress string) (*models.PoolDepositResult, error) {
+	_, ok := das.accounts[from]
+	if !ok {
+		return nil, fmt.Errorf("account not found (publickey): %v", from)
+	}
+	sym, ok := das.vouchersAddress[tokenAddress]
+	if !ok {
+		return nil, fmt.Errorf("voucher address %v not found", tokenAddress)
+	}
+	uid, err := uuid.NewV4()
+	if err != nil {
+		return nil, err
+	}
+
+	_, ok = das.vouchers[sym]
+	if !ok {
+		return nil, fmt.Errorf("voucher address %v found but does not resolve", tokenAddress)
+	}
+
+	if err != nil {
+		return nil, err
+	}
+	return &models.PoolDepositResult{
+		TrackingId: uid.String(),
+	}, nil
+}
+
+func (das *DevAccountService) GetPoolSwapQuote(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapQuoteResult, error) {
+	_, ok := das.accounts[from]
+	if !ok {
+		return nil, fmt.Errorf("account not found (publickey): %v", from)
+	}
+	p, ok := das.pools[poolAddress]
+	if !ok {
+		return nil, fmt.Errorf("pool address %v not found", poolAddress)
+	}
+
+	//resolve the token address you are trying to swap from(fromTokenAddress)
+	ok = p.hasVoucher(fromTokenAddress)
+	if !ok {
+		return nil, fmt.Errorf("voucher with address %v not found in the pool", fromTokenAddress)
+	}
+
+	//Return a a quote that is equal to the amount entered
+	return &models.PoolSwapQuoteResult{IncludesFeesDeduction: false, OutValue: amount}, nil
+}
+
+func (das *DevAccountService) PoolSwap(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapResult, error) {
+	uid, err := uuid.NewV4()
+	if err != nil {
+		return nil, err
+	}
+
+	p, ok := das.pools[poolAddress]
+	if !ok {
+		return nil, fmt.Errorf("pool address %v not found", toTokenAddress)
+	}
+	_, ok = das.accounts[from]
+	if !ok {
+		return nil, fmt.Errorf("account not found (publickey): %v", from)
+	}
+	ok = p.hasVoucher(fromTokenAddress)
+	if !ok {
+		return nil, fmt.Errorf("token %v not found in the pool", fromTokenAddress)
+	}
+
+	ok = p.hasVoucher(toTokenAddress)
+	if !ok {
+		return nil, fmt.Errorf("token %v not found in the pool", toTokenAddress)
+	}
+
+	return &models.PoolSwapResult{TrackingId: uid.String()}, nil
+}
+
 func (das *DevAccountService) TrackAccountStatus(ctx context.Context, publicKey string) (*models.TrackStatusResult, error) {
 	var ok bool
 	_, ok = das.accounts[publicKey]
@@ -435,7 +587,7 @@ func (das *DevAccountService) FetchVouchers(ctx context.Context, publicKey strin
 	//TODO: Iterate over the account acc.Balances object
 	for _, voucher := range das.vouchers {
 		holdings = append(holdings, dataserviceapi.TokenHoldings{
-			ContractAddress: voucher.Address,
+			TokenAddress: voucher.Address,
 			TokenSymbol:     voucher.Symbol,
 			TokenDecimals:   strconv.Itoa(voucher.Decimals),
 			Balance:         strconv.Itoa(int(defaultVoucherBalance)),
@@ -668,3 +820,83 @@ func (das *DevAccountService) SendPINResetSMS(ctx context.Context, admin, phone
 func (das *DevAccountService) SendAddressSMS(ctx context.Context, publicKey, originPhone string) error {
 	return fmt.Errorf("unimplemented")
 }
+
+func (das *DevAccountService) FetchTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error) {
+	var topPools []dataserviceapi.PoolDetails
+	for _, p := range das.pools {
+		topPools = append(topPools, dataserviceapi.PoolDetails{
+			PoolName:            p.Name,
+			PoolSymbol:          p.Symbol,
+			PoolContractAdrress: p.Address,
+		})
+	}
+	return topPools, nil
+}
+
+func (das *DevAccountService) RetrievePoolDetails(ctx context.Context, sym string) (*dataserviceapi.PoolDetails, error) {
+	testPool := &dataserviceapi.PoolDetails{
+		PoolName:            "DevTest",
+		PoolSymbol:          "DEVT",
+		PoolContractAdrress: "0x145F87d6198dEDD45C614FFD8b70E9a2fCCc5cc9",
+		LimiterAddress:      "",
+		VoucherRegistry:     "",
+	}
+
+	return testPool, nil
+}
+
+func (das *DevAccountService) GetPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	var swapFromList []dataserviceapi.TokenHoldings
+
+	p, ok := das.pools[poolAddress]
+	if !ok {
+		return nil, fmt.Errorf("Invalid pool address: %v", poolAddress)
+	}
+	for _, v := range p.Vouchers {
+		swapFromList = append(swapFromList, dataserviceapi.TokenHoldings{
+			TokenAddress: v.Address,
+			TokenSymbol:     v.Symbol,
+			TokenDecimals:   string(defaultDecimals),
+			Balance:         fmt.Sprintf("%f", defaultVoucherBalance),
+		})
+	}
+
+	return swapFromList, nil
+}
+
+func (das *DevAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
+	var swapToList []dataserviceapi.TokenHoldings
+	_, ok := das.pools[poolAddress]
+	if !ok {
+		return nil, fmt.Errorf("Invalid pool address: %v", poolAddress)
+	}
+	for _, voucher := range das.vouchers {
+		swapToList = append(swapToList, dataserviceapi.TokenHoldings{
+			TokenAddress:  voucher.Address,
+			TokenSymbol:   voucher.Symbol,
+			TokenDecimals: strconv.Itoa(voucher.Decimals),
+		})
+	}
+	return swapToList, nil
+}
+
+func (das *DevAccountService) GetSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokenAddress, publicKey string) (*models.MaxLimitResult, error) {
+	p, ok := das.pools[poolAddress]
+	if !ok {
+		return nil, fmt.Errorf("Pool address: %v not found ", poolAddress)
+	}
+	limit, ok := p.PoolLimit[fromTokenAddress]
+	if !ok {
+		return nil, fmt.Errorf("Token address: %v not found in the pool", fromTokenAddress)
+	}
+
+	return &models.MaxLimitResult{
+		Max: limit,
+	}, nil
+}
+
+func (das *DevAccountService) CheckTokenInPool(ctx context.Context, poolAddress, tokenAddress string) (*models.TokenInPoolResult, error) {
+	return &models.TokenInPoolResult{
+		CanSwapFrom: true,
+	}, nil
+}

dev/data/swap_from.json

@@ -0,0 +1,32 @@
+{
+    "ok": true,
+    "description": "Swap from list",
+    "result": {
+        "filtered": [
+            {
+                "contractAddress": "0xc7B78Ac9ACB9E025C8234621FC515bC58179dEAe",
+                "tokenSymbol": "AMANI",
+                "tokenDecimals": "6",
+                "balance": ""
+            },
+            {
+                "contractAddress": "0xF0C3C7581b8b96B59a97daEc8Bd48247cE078674",
+                "tokenSymbol": "AMUA",
+                "tokenDecimals": "6",
+                "balance": ""
+            },
+            {
+                "contractAddress": "0x371455a30fc62736145Bd8429Fcc6481186f235F",
+                "tokenSymbol": "BAHARI",
+                "tokenDecimals": "6",
+                "balance": ""
+            },
+            {
+                "contractAddress": "0x7cA6113b59c24a880F382C7E12d609a6Eb05246b",
+                "tokenSymbol": "BANGLA",
+                "tokenDecimals": "6",
+                "balance": ""
+            }
+        ]
+    }
+}

dev/data/swap_to.json

@@ -0,0 +1,14 @@
+{
+    "ok": true,
+    "description": "Swap to list",
+    "result": {
+        "filtered": [
+            {
+                "contractAddress": "0x765DE816845861e75A25fCA122bb6898B8B1282a",
+                "tokenSymbol": "cUSD",
+                "tokenDecimals": "18",
+                "balance": ""
+            }
+        ]
+    }
+}

dev/data/top_pools.json

@@ -0,0 +1,43 @@
+{
+    "ok": true,
+    "description": "Top 5 pools sorted by swaps",
+    "result": {
+        "topPools": [
+            {
+                "poolName": "Kenya ROLA Pool",
+                "poolSymbol": "ROLA",
+                "poolContractAddress": "0x48a953cA5cf5298bc6f6Af3C608351f537AAcb9e",
+                "limiterAddress": "",
+                "voucherRegistry": ""
+            },
+            {
+                "poolName": "Nairobi ROLA Pool",
+                "poolSymbol": "NAIROBI",
+                "poolContractAddress": "0xB0660Ac1Ee3d32ea35bc728D7CA1705Fa5A37528",
+                "limiterAddress": "",
+                "voucherRegistry": ""
+            },
+            {
+                "poolName": "Friends of Kiriba Ecosystem ",
+                "poolSymbol": "FRIENDS",
+                "poolContractAddress": "0xC4848263821FA02baB2181910A2eFb9CECb2c21C",
+                "limiterAddress": "",
+                "voucherRegistry": ""
+            },
+            {
+                "poolName": "Resilient Community Waqfs",
+                "poolSymbol": "REZILIENS",
+                "poolContractAddress": "0x1e40951d7a28147D8B4A554C60c42766C92e2Fc6",
+                "limiterAddress": "",
+                "voucherRegistry": ""
+            },
+            {
+                "poolName": "GrE Tech",
+                "poolSymbol": "GRET",
+                "poolContractAddress": "0xb7B9d0A264eD1a8E2418571B7AC5933C79C9c2B8",
+                "limiterAddress": "",
+                "voucherRegistry": ""
+            }
+        ]
+    }
+}

go.mod

@@ -8,7 +8,7 @@ require (
 	git.grassecon.net/grassrootseconomics/visedriver v0.8.0-beta.10.0.20250122123424-6749c632b0a2
 	github.com/gofrs/uuid v4.4.0+incompatible
 	github.com/grassrootseconomics/eth-custodial v1.3.0-beta
-	github.com/grassrootseconomics/ussd-data-service v1.2.0-beta
+	github.com/grassrootseconomics/ussd-data-service v1.6.0-beta
 	github.com/stretchr/testify v1.9.0
 )
 

go.sum

@@ -18,6 +18,16 @@ github.com/grassrootseconomics/eth-custodial v1.3.0-beta h1:twrMBhl89GqDUL9PlkzQ
 github.com/grassrootseconomics/eth-custodial v1.3.0-beta/go.mod h1:7uhRcdnJplX4t6GKCEFkbeDhhjlcaGJeJqevbcvGLZo=
 github.com/grassrootseconomics/ussd-data-service v1.2.0-beta h1:fn1gwbWIwHVEBtUC2zi5OqTlfI/5gU1SMk0fgGixIXk=
 github.com/grassrootseconomics/ussd-data-service v1.2.0-beta/go.mod h1:omfI0QtUwIdpu9gMcUqLMCG8O1XWjqJGBx1qUMiGWC0=
+github.com/grassrootseconomics/ussd-data-service v1.4.0-beta h1:4fMd/3h2ZIhRg4GdHQmRw5FfD3MpJvFNNJQo+Q27f5M=
+github.com/grassrootseconomics/ussd-data-service v1.4.0-beta/go.mod h1:9sGnorpKaK76FmOGXoh/xv7x5siSFNYdXxQo9BKW4DI=
+github.com/grassrootseconomics/ussd-data-service v1.4.4-beta h1:turlyo0i3OLj29mWpWNoB/3Qao8qEngT/5d1jDWTZE4=
+github.com/grassrootseconomics/ussd-data-service v1.4.4-beta/go.mod h1:9sGnorpKaK76FmOGXoh/xv7x5siSFNYdXxQo9BKW4DI=
+github.com/grassrootseconomics/ussd-data-service v1.4.7-beta h1:yAe1YaOBsdxW2m20jnVU4F0kLmFr+mK/gHCWEdHmE90=
+github.com/grassrootseconomics/ussd-data-service v1.4.7-beta/go.mod h1:9sGnorpKaK76FmOGXoh/xv7x5siSFNYdXxQo9BKW4DI=
+github.com/grassrootseconomics/ussd-data-service v1.5.0-beta h1:BSSQL/yPEvTVku9ja/ENZyZdwZkEaiTzzOUfg72bTy4=
+github.com/grassrootseconomics/ussd-data-service v1.5.0-beta/go.mod h1:9sGnorpKaK76FmOGXoh/xv7x5siSFNYdXxQo9BKW4DI=
+github.com/grassrootseconomics/ussd-data-service v1.6.0-beta h1:pY6zns6ifXyClRxP+JJaWrged3oRE7tTS2xaftF9clA=
+github.com/grassrootseconomics/ussd-data-service v1.6.0-beta/go.mod h1:9sGnorpKaK76FmOGXoh/xv7x5siSFNYdXxQo9BKW4DI=
 github.com/graygnuorg/go-gdbm v0.0.0-20220711140707-71387d66dce4 h1:U4kkNYryi/qfbBF8gh7Vsbuz+cVmhf5kt6pE9bYYyLo=
 github.com/graygnuorg/go-gdbm v0.0.0-20220711140707-71387d66dce4/go.mod h1:zpZDgZFzeq9s0MIeB1P50NIEWDFFHSFBohI/NbaTD/Y=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=

models/pool_swap_response.go

@@ -0,0 +1,22 @@
+package models
+
+type PoolDepositResult struct {
+	TrackingId string `json:"trackingId"`
+}
+
+type PoolSwapQuoteResult struct {
+	IncludesFeesDeduction bool   `json:"includesFeesDeduction"`
+	OutValue              string `json:"outValue"`
+}
+
+type PoolSwapResult struct {
+	TrackingId string `json:"trackingId"`
+}
+
+type MaxLimitResult struct {
+	Max string `json:"max"`
+}
+
+type TokenInPoolResult struct {
+	CanSwapFrom bool `json:"canSwapFrom"`
+}

remote/account_service.go

@@ -20,4 +20,13 @@ type AccountService interface {
 	SendUpsellSMS(ctx context.Context, inviterPhone, inviteePhone string) (*models.SendSMSResponse, error)
 	SendAddressSMS(ctx context.Context, publicKey, originPhone string) error
 	SendPINResetSMS(ctx context.Context, admin, phone string) error
+	PoolDeposit(ctx context.Context, amount, from, poolAddress, tokenAddress string) (*models.PoolDepositResult, error)
+	FetchTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error)
+	RetrievePoolDetails(ctx context.Context, sym string) (*dataserviceapi.PoolDetails, error)
+	GetPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error)
+	GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error)
+	GetPoolSwapQuote(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapQuoteResult, error)
+	PoolSwap(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapResult, error)
+	GetSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokenAddress, publicKey string) (*models.MaxLimitResult, error)
+	CheckTokenInPool(ctx context.Context, poolAddress, tokenAddress string) (*models.TokenInPoolResult, error)
 }

remote/http/service.go

@@ -234,35 +234,283 @@ func (as *HTTPAccountService) CheckAliasAddress(ctx context.Context, alias strin
 }
 
 func resolveAliasAddress(ctx context.Context, alias string) (*models.AliasAddress, error) {
-	var (
+	var aliasEnsResult models.AliasEnsAddressResult
-		aliasEnsResult models.AliasEnsAddressResult
-	)
 
-	ep, err := url.JoinPath(config.AliasEnsURL, "/resolve")
+	fullURL, err := url.JoinPath(config.AliasResolverURL, alias)
 	if err != nil {
 		return nil, err
 	}
 
-	u, err := url.Parse(ep)
+	req, err := http.NewRequest("GET", fullURL, nil)
 	if err != nil {
 		return nil, err
 	}
 
-	query := u.Query()
-	query.Set("name", alias)
-	u.RawQuery = query.Encode()
-
-	req, err := http.NewRequest("GET", u.String(), nil)
-	if err != nil {
-		return nil, err
-	}
 	_, err = doRequest(ctx, req, &aliasEnsResult)
 	if err != nil {
 		return nil, err
 	}
-	return &models.AliasAddress{Address: aliasEnsResult.Address}, err
+
+	return &models.AliasAddress{Address: aliasEnsResult.Address}, nil
 }
 
+func (as *HTTPAccountService) FetchTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error) {
+	svc := dev.NewDevAccountService(ctx, as.SS)
+	if as.UseApi {
+		return fetchCustodialTopPools(ctx)
+	} else {
+		return svc.FetchTopPools(ctx)
+	}
+}
+
+func fetchCustodialTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error) {
+	var r struct {
+		TopPools []dataserviceapi.PoolDetails `json:"topPools"`
+	}
+
+	req, err := http.NewRequest("GET", config.TopPoolsURL, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	return r.TopPools, nil
+}
+
+func (as *HTTPAccountService) RetrievePoolDetails(ctx context.Context, sym string) (*dataserviceapi.PoolDetails, error) {
+	if as.UseApi {
+		return retrievePoolDetails(ctx, sym)
+	} else {
+		return nil, nil
+	}
+}
+
+func retrievePoolDetails(ctx context.Context, sym string) (*dataserviceapi.PoolDetails, error) {
+	var r struct {
+		PoolDetails dataserviceapi.PoolDetails `json:"poolDetails"`
+	}
+
+	ep, err := url.JoinPath(config.RetrievePoolDetailsURL, sym)
+	if err != nil {
+		return nil, err
+	}
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r.PoolDetails, nil
+}
+
+func (as *HTTPAccountService) PoolDeposit(ctx context.Context, amount, from, poolAddress, tokenAddress string) (*models.PoolDepositResult, error) {
+	var r models.PoolDepositResult
+
+	//pool deposit payload
+	payload := map[string]string{
+		"amount":       amount,
+		"from":         from,
+		"poolAddress":  poolAddress,
+		"tokenAddress": tokenAddress,
+	}
+
+	payloadBytes, err := json.Marshal(payload)
+	if err != nil {
+		return nil, err
+	}
+	req, err := http.NewRequest("POST", config.TokenTransferURL, bytes.NewBuffer(payloadBytes))
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+	return &r, nil
+}
+
+func (as *HTTPAccountService) GetPoolSwapQuote(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapQuoteResult, error) {
+	var r models.PoolSwapQuoteResult
+
+	//pool swap quote payload
+	payload := map[string]string{
+		"amount":           amount,
+		"from":             from,
+		"fromTokenAddress": fromTokenAddress,
+		"poolAddress":      poolAddress,
+		"toTokenAddress":   toTokenAddress,
+	}
+
+	payloadBytes, err := json.Marshal(payload)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("POST", config.PoolSwapQuoteURL, bytes.NewBuffer(payloadBytes))
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+	return &r, nil
+}
+
+func (as *HTTPAccountService) GetPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	if as.UseApi {
+		return as.getPoolSwappableFromVouchers(ctx, poolAddress, publicKey)
+	} else {
+		svc := dev.NewDevAccountService(ctx, as.SS)
+		return svc.GetPoolSwappableFromVouchers(ctx, poolAddress, publicKey)
+	}
+
+}
+
+func (as *HTTPAccountService) getPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	var r struct {
+		PoolSwappableVouchers []dataserviceapi.TokenHoldings `json:"filtered"`
+	}
+	ep, err := url.JoinPath(config.PoolSwappableVouchersURL, poolAddress, "from", publicKey)
+	if err != nil {
+		return nil, err
+	}
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+
+	return r.PoolSwappableVouchers, nil
+}
+
+func (as *HTTPAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
+	svc := dev.NewDevAccountService(ctx, as.SS)
+	if as.UseApi {
+		return as.getPoolSwappableVouchers(ctx, poolAddress)
+	} else {
+		return svc.GetPoolSwappableVouchers(ctx, poolAddress)
+	}
+}
+
+func (as HTTPAccountService) getPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
+	var r struct {
+		PoolSwappableVouchers []dataserviceapi.TokenHoldings `json:"filtered"`
+	}
+
+	basePath, err := url.JoinPath(config.PoolSwappableVouchersURL, poolAddress, "to")
+	if err != nil {
+		return nil, err
+	}
+
+	parsedURL, err := url.Parse(basePath)
+	if err != nil {
+		return nil, err
+	}
+
+	query := parsedURL.Query()
+	if config.IncludeStablesParam != "" {
+		query.Set("stables", config.IncludeStablesParam)
+	}
+	parsedURL.RawQuery = query.Encode()
+
+	req, err := http.NewRequest("GET", parsedURL.String(), nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doRequest(ctx, req, &r)
+	return r.PoolSwappableVouchers, nil
+}
+
+func (as *HTTPAccountService) PoolSwap(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapResult, error) {
+	var r models.PoolSwapResult
+
+	//swap payload
+	payload := map[string]string{
+		"amount":           amount,
+		"from":             from,
+		"fromTokenAddress": fromTokenAddress,
+		"poolAddress":      poolAddress,
+		"toTokenAddress":   toTokenAddress,
+	}
+
+	payloadBytes, err := json.Marshal(payload)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("POST", config.PoolSwapURL, bytes.NewBuffer(payloadBytes))
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+	return &r, nil
+}
+
+func (as *HTTPAccountService) GetSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokenAddress, publicKey string) (*models.MaxLimitResult, error) {
+	if as.UseApi {
+		return as.getSwapFromTokenMaxLimit(ctx, poolAddress, fromTokenAddress, toTokenAddress, publicKey)
+	} else {
+		svc := dev.NewDevAccountService(ctx, as.SS)
+		return svc.GetSwapFromTokenMaxLimit(ctx, poolAddress, fromTokenAddress, toTokenAddress, publicKey)
+	}
+}
+
+func (as *HTTPAccountService) getSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokeAddress, publicKey string) (*models.MaxLimitResult, error) {
+	var r models.MaxLimitResult
+
+	ep, err := url.JoinPath(config.PoolSwappableVouchersURL, poolAddress, "limit", fromTokenAddress, toTokeAddress, publicKey)
+	if err != nil {
+		return nil, err
+	}
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+func (as *HTTPAccountService) CheckTokenInPool(ctx context.Context, poolAddress, tokenAddress string) (*models.TokenInPoolResult, error) {
+	if as.UseApi {
+		return as.checkTokenInPool(ctx, poolAddress, tokenAddress)
+	} else {
+		svc := dev.NewDevAccountService(ctx, as.SS)
+		return svc.CheckTokenInPool(ctx, poolAddress, tokenAddress)
+	}
+}
+
+func (as *HTTPAccountService) checkTokenInPool(ctx context.Context, poolAddress, tokenAddress string) (*models.TokenInPoolResult, error) {
+	var r models.TokenInPoolResult
+
+	ep, err := url.JoinPath(config.PoolSwappableVouchersURL, poolAddress, "check", tokenAddress)
+	if err != nil {
+		return nil, err
+	}
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+	_, err = doRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+// TODO: Use actual custodial api to request available alias
 func (as *HTTPAccountService) RequestAlias(ctx context.Context, publicKey string, hint string) (*models.RequestAliasResult, error) {
 	if as.SS == nil {
 		return nil, fmt.Errorf("The storage service cannot be nil")
@@ -285,11 +533,9 @@ func (as *HTTPAccountService) RequestAlias(ctx context.Context, publicKey string
 func requestEnsAlias(ctx context.Context, publicKey string, hint string) (*models.AliasEnsResult, error) {
 	var r models.AliasEnsResult
 
-	ep, err := url.JoinPath(config.AliasEnsURL, "/register")
+	endpoint := config.AliasRegistrationURL
-	if err != nil {
+
-		return nil, err
+	logg.InfoCtxf(ctx, "requesting alias", "endpoint", endpoint, "hint", hint)
-	}
-	logg.InfoCtxf(ctx, "requesting alias", "endpoint", ep, "hint", hint)
 	//Payload with the address and hint to derive an ENS name
 	payload := map[string]string{
 		"address": publicKey,
@@ -299,7 +545,7 @@ func requestEnsAlias(ctx context.Context, publicKey string, hint string) (*model
 	if err != nil {
 		return nil, err
 	}
-	req, err := http.NewRequest("POST", ep, bytes.NewBuffer(payloadBytes))
+	req, err := http.NewRequest("POST", endpoint, bytes.NewBuffer(payloadBytes))
 	if err != nil {
 		return nil, err
 	}
@@ -402,6 +648,7 @@ func doRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKRespons
 	req.Header.Set("Authorization", "Bearer "+config.BearerToken)
 	req.Header.Set("Content-Type", "application/json")
 
+	// Log request
 	logRequestDetails(req)
 
 	resp, err := http.DefaultClient.Do(req)
@@ -412,22 +659,26 @@ func doRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKRespons
 	}
 	defer resp.Body.Close()
 
-	log.Printf("Received response for %s: Status Code: %d | Content-Type: %s", req.URL, resp.StatusCode, resp.Header.Get("Content-Type"))
+	// Read and log response body
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, err
 	}
+
+	log.Printf("Received response for %s: Status Code: %d | Content-Type: %s | Body: %s",
+		req.URL, resp.StatusCode, resp.Header.Get("Content-Type"), string(body))
+
 	if resp.StatusCode >= http.StatusBadRequest {
-		err := json.Unmarshal([]byte(body), &errResponse)
+		if err := json.Unmarshal(body, &errResponse); err != nil {
-		if err != nil {
 			return nil, err
 		}
 		return nil, errors.New(errResponse.Description)
 	}
-	err = json.Unmarshal([]byte(body), &okResponse)
+
-	if err != nil {
+	if err := json.Unmarshal(body, &okResponse); err != nil {
 		return nil, err
 	}
+
 	if len(okResponse.Result) == 0 {
 		return nil, errors.New("Empty api result")
 	}
@@ -444,16 +695,14 @@ func doRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKRespons
 func logRequestDetails(req *http.Request) {
 	var bodyBytes []byte
 	contentType := req.Header.Get("Content-Type")
+
 	if req.Body != nil {
-		bodyBytes, err := io.ReadAll(req.Body)
+		bodyBytes, _ = io.ReadAll(req.Body)
-		if err != nil {
+		req.Body = io.NopCloser(bytes.NewBuffer(bodyBytes)) // Restore body
-			log.Printf("Error reading request body: %s", err)
-			return
-		}
-		req.Body = io.NopCloser(bytes.NewBuffer(bodyBytes))
 	} else {
 		bodyBytes = []byte("-")
 	}
 
-	log.Printf("URL: %s | Content-Type: %s | Method: %s| Request Body: %s", req.URL, contentType, req.Method, string(bodyBytes))
+	log.Printf("Outgoing Request -> URL: %s | Method: %s | Content-Type: %s | Body: %s",
+		req.URL.String(), req.Method, contentType, string(bodyBytes))
 }

testutil/mocks/service_mock.go

@@ -70,3 +70,48 @@ func (m *MockAccountService) SendPINResetSMS(ctx context.Context, admin, phone s
 func (m *MockAccountService) SendAddressSMS(ctx context.Context, publicKey, originPhone string) error {
 	return nil
 }
+
+func (m MockAccountService) PoolDeposit(ctx context.Context, amount, from, poolAddress, tokenAddress string) (*models.PoolDepositResult, error) {
+	args := m.Called(amount, from, poolAddress, tokenAddress)
+	return args.Get(0).(*models.PoolDepositResult), args.Error(1)
+}
+
+func (m MockAccountService) FetchTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error) {
+	args := m.Called()
+	return args.Get(0).([]dataserviceapi.PoolDetails), args.Error(1)
+}
+
+func (m MockAccountService) RetrievePoolDetails(ctx context.Context, sym string) (*dataserviceapi.PoolDetails, error) {
+	args := m.Called()
+	return args.Get(0).(*dataserviceapi.PoolDetails), args.Error(1)
+}
+
+func (m MockAccountService) GetPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	args := m.Called(poolAddress, publicKey)
+	return args.Get(0).([]dataserviceapi.TokenHoldings), args.Error(1)
+}
+
+func (m MockAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
+	args := m.Called(poolAddress)
+	return args.Get(0).([]dataserviceapi.TokenHoldings), args.Error(1)
+}
+
+func (m MockAccountService) GetPoolSwapQuote(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapQuoteResult, error) {
+	args := m.Called(amount, from, fromTokenAddress, poolAddress, toTokenAddress)
+	return args.Get(0).(*models.PoolSwapQuoteResult), args.Error(1)
+}
+
+func (m MockAccountService) PoolSwap(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapResult, error) {
+	args := m.Called(amount, from, fromTokenAddress, poolAddress, toTokenAddress)
+	return args.Get(0).(*models.PoolSwapResult), args.Error(1)
+}
+
+func (m MockAccountService) GetSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokenAddress, publicKey string) (*models.MaxLimitResult, error) {
+	args := m.Called(poolAddress, fromTokenAddress, toTokenAddress, publicKey)
+	return args.Get(0).(*models.MaxLimitResult), args.Error(1)
+}
+
+func (m MockAccountService) CheckTokenInPool(ctx context.Context, poolAddress, tokenAddress string) (*models.TokenInPoolResult, error) {
+	args := m.Called(poolAddress, tokenAddress)
+	return args.Get(0).(*models.TokenInPoolResult), args.Error(1)
+}

testutil/testservice/account_service.go

@@ -35,10 +35,10 @@ func (tas *TestAccountService) TrackAccountStatus(ctx context.Context, publicKey
 func (tas *TestAccountService) FetchVouchers(ctx context.Context, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
 	return []dataserviceapi.TokenHoldings{
 		dataserviceapi.TokenHoldings{
-			ContractAddress: "0x6CC75A06ac72eB4Db2eE22F781F5D100d8ec03ee",
+			TokenAddress:  "0x6CC75A06ac72eB4Db2eE22F781F5D100d8ec03ee",
-			TokenSymbol:     "SRF",
+			TokenSymbol:   "SRF",
-			TokenDecimals:   "6",
+			TokenDecimals: "6",
-			Balance:         "2745987",
+			Balance:       "2745987",
 		},
 	}, nil
 }
@@ -57,6 +57,10 @@ func (tas *TestAccountService) TokenTransfer(ctx context.Context, amount, from,
 	}, nil
 }
 
+func (m TestAccountService) PoolDeposit(ctx context.Context, amount, from, poolAddress, tokenAddress string) (*models.PoolDepositResult, error) {
+	return &models.PoolDepositResult{}, nil
+}
+
 func (m *TestAccountService) CheckAliasAddress(ctx context.Context, alias string) (*models.AliasAddress, error) {
 	return &models.AliasAddress{}, nil
 }
@@ -76,3 +80,35 @@ func (m *TestAccountService) SendAddressSMS(ctx context.Context, publicKey, orig
 func (m *TestAccountService) SendPINResetSMS(ctx context.Context, admin, phone string) error {
 	return nil
 }
+
+func (m TestAccountService) FetchTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error) {
+	return []dataserviceapi.PoolDetails{}, nil
+}
+
+func (m TestAccountService) RetrievePoolDetails(ctx context.Context, sym string) (*dataserviceapi.PoolDetails, error) {
+	return &dataserviceapi.PoolDetails{}, nil
+}
+
+func (m TestAccountService) GetPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	return []dataserviceapi.TokenHoldings{}, nil
+}
+
+func (m TestAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
+	return []dataserviceapi.TokenHoldings{}, nil
+}
+
+func (m TestAccountService) GetPoolSwapQuote(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapQuoteResult, error) {
+	return &models.PoolSwapQuoteResult{}, nil
+}
+
+func (m TestAccountService) PoolSwap(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapResult, error) {
+	return &models.PoolSwapResult{}, nil
+}
+
+func (m TestAccountService) GetSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokenAddress, publicKey string) (*models.MaxLimitResult, error) {
+	return &models.MaxLimitResult{}, nil
+}
+
+func (m TestAccountService) CheckTokenInPool(ctx context.Context, poolAddress, tokenAddress string) (*models.TokenInPoolResult, error) {
+	return &models.TokenInPoolResult{}, nil
+}