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feat: transaction history (including by voucher) (#24)

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* sql: add transaction transaction record queries

- get full tx history
- get latest txs for a specific token

* sql: (fix) add id column to select

* sql: (fix) change column name to identifier

* fix: pagination queries

- refactor keyset pagination query to correctly fecth previous page
- remove pagination from token list
- add fetch latest transactions by token

* tidy: remove dev logs

* feat: (db) add index for desc for pagination
This commit is contained in:
Mohamed Sohail 2022-06-16 12:27:18 +03:00 committed by GitHub
parent f196af0e63
commit b59c0ba3fc
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 187 additions and 31 deletions
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2
internal/admin/api.go
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@ -35,6 +35,8 @@ func InitAdminApi(e *echo.Echo, db *pgxpool.Pool, queries goyesql.Queries, metaC
g.GET("/pin-status", handlePinStatus)
g.GET("/phone-2-address/:phone", handlePhone2Address)
g.GET("/address-2-phone/:address", handleAddress2Phone)
g.GET("/latest-transactions/:phone", handleLatestTransactions)
g.GET("/latest-transactions-by-token/:phone/:token", handleLatestTransactionsByToken)
}
func newApi(db *pgxpool.Pool, queries goyesql.Queries, metaClient *meta.CicMeta, jwtKey string) *api {

96
internal/admin/transactions.go Normal file
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@ -0,0 +1,96 @@
package admin
import (
"cic-dw/pkg/pagination"
"context"
"net/http"
"time"
"github.com/georgysavva/scany/pgxscan"
"github.com/jackc/pgx/v4"
"github.com/labstack/echo/v4"
)
type userTransactionRes struct {
Id int64 `db:"id" json:"id"`
Date time.Time `db:"date_block" json:"tx_date"`
TxHash string `db:"tx_hash" json:"tx_hash"`
TokenSymbol string `db:"token_symbol" json:"voucher"`
SenderAddress string `db:"sender_address" json:"sender_address"`
RecipeintAddress string `db:"recipient_address" json:"recipient_address"`
TxValue int64 `db:"tx_value" json:"tx_value"`
TxSuccess bool `db:"success" json:"tx_success"`
SenderIdentifier string `db:"sender_identifier" json:"sender_identifier"`
RecipientIdentifier string `db:"recipient_identifier" json:"recipient_identifier"`
}
func handleLatestTransactions(c echo.Context) error {
var (
api = c.Get("api").(*api)
phone = c.Param("phone")
pg = pagination.GetPagination(c.QueryParams())
data []userTransactionRes
rows pgx.Rows
err error
)
if pg.FirstPage {
rows, err = api.db.Query(context.Background(), api.q["account-latest-transactions"], phone, pg.PerPage)
if err != nil {
return err
}
} else if pg.Next {
rows, err = api.db.Query(context.Background(), api.q["account-latest-transactions-next"], phone, pg.Cursor, pg.PerPage)
if err != nil {
return err
}
} else {
rows, err = api.db.Query(context.Background(), api.q["account-latest-transactions-previous"], phone, pg.Cursor, pg.PerPage)
if err != nil {
return err
}
}
if err := pgxscan.ScanAll(&data, rows); err != nil {
return err
}
return c.JSON(http.StatusOK, data)
}
func handleLatestTransactionsByToken(c echo.Context) error {
var (
api = c.Get("api").(*api)
phone = c.Param("phone")
token = c.Param("token")
pg = pagination.GetPagination(c.QueryParams())
data []userTransactionRes
rows pgx.Rows
err error
)
if pg.FirstPage {
rows, err = api.db.Query(context.Background(), api.q["account-latest-transactions-by-token"], phone, token, pg.PerPage)
if err != nil {
return err
}
} else if pg.Next {
rows, err = api.db.Query(context.Background(), api.q["account-latest-transactions-by-token-next"], phone, token, pg.Cursor, pg.PerPage)
if err != nil {
return err
}
} else {
rows, err = api.db.Query(context.Background(), api.q["account-latest-transactions-by-token-previous"], phone, token, pg.Cursor, pg.PerPage)
if err != nil {
return err
}
}
if err := pgxscan.ScanAll(&data, rows); err != nil {
return err
}
return c.JSON(http.StatusOK, data)
}

11
internal/public/tokens.go
View File

@ -2,7 +2,6 @@ package public
import (
"cic-dw/pkg/address"
"cic-dw/pkg/pagination"
"context"
"net/http"
@ -37,19 +36,11 @@ type tokenSummaryRes struct {
func handleTokenListQuery(c echo.Context) error {
var (
api = c.Get("api").(*api)
pg = pagination.GetPagination(c.QueryParams())
res []tokensRes
q string
)
if pg.Forward {
q = api.q["list-tokens-fwd"]
} else {
q = api.q["list-tokens-bkwd"]
}
rows, err := api.db.Query(context.Background(), q, pg.Cursor, pg.PerPage)
rows, err := api.db.Query(context.Background(), api.q["list-tokens"])
if err != nil {
return err
}

5
migrations/005_descending_index.sql Normal file
View File

@ -0,0 +1,5 @@
CREATE UNIQUE INDEX index_id ON transactions USING btree (ID DESC);
---- create above / drop below ----
DROP INDEX index_id;

13
pkg/pagination/pagination.go
View File

@ -8,27 +8,30 @@ import (
type Pagination struct {
PerPage int
Cursor int
Forward bool
Next bool
FirstPage bool
}
func GetPagination(q url.Values) Pagination {
var (
pp, _ = strconv.Atoi(q.Get("per_page"))
cursor, _ = strconv.Atoi(q.Get("cursor"))
forward, _ = strconv.ParseBool(q.Get("forward"))
next, _ = strconv.ParseBool(q.Get("next"))
firstPage = false
)
if pp > 100 {
pp = 100
}
if !forward && cursor < 1 {
cursor = 1
if !next && cursor < 1 {
firstPage = true
}
return Pagination{
PerPage: pp,
Cursor: cursor,
Forward: forward,
Next: next,
FirstPage: firstPage,
}
}

68
queries/admin.sql
View File

@ -11,8 +11,72 @@ CASE STATUS
FROM cic_ussd.account WHERE
failed_pin_attempts > 0 OR STATUS = 4;
--name: phone-2-address
-- name: phone-2-address
SELECT blockchain_address FROM users WHERE phone_number = $1;
--name: address-2-phone
-- name: address-2-phone
SELECT phone_number FROM users WHERE blockchain_address = $1;
-- name: account-latest-transactions
-- Returns the first page of a users latest transactions
SELECT transactions.id, transactions.date_block, transactions.tx_hash, tokens.token_symbol, transactions.sender_address, transactions.recipient_address, transactions.tx_value, transactions.success,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.sender_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.sender_address) as sender_identifier,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.recipient_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.recipient_address) as recipient_identifier
FROM transactions
INNER JOIN users ON ((transactions.sender_address = users.blockchain_address) OR (transactions.recipient_address = users.blockchain_address))
INNER JOIN tokens ON transactions.token_address = tokens.token_address
WHERE users.phone_number = $1 ORDER BY transactions.id DESC LIMIT $2;
-- name: account-latest-transactions-next
-- Returns the next page based on a cursor
SELECT transactions.id, transactions.date_block, transactions.tx_hash, tokens.token_symbol, transactions.sender_address, transactions.recipient_address, transactions.tx_value, transactions.success,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.sender_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.sender_address) as sender_identifier,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.recipient_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.recipient_address) as recipient_identifier
FROM transactions
INNER JOIN users ON ((transactions.sender_address = users.blockchain_address) OR (transactions.recipient_address = users.blockchain_address))
INNER JOIN tokens ON transactions.token_address = tokens.token_address
WHERE users.phone_number = $1 AND transactions.id < $2 ORDER BY transactions.id DESC LIMIT $3;
-- name: account-latest-transactions-previous
-- Returns the previous page based on cursor
SELECT * FROM (
SELECT transactions.id, transactions.date_block, transactions.tx_hash, tokens.token_symbol, transactions.sender_address, transactions.recipient_address, transactions.tx_value, transactions.success,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.sender_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.sender_address) as sender_identifier,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.recipient_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.recipient_address) as recipient_identifier
FROM transactions
INNER JOIN users ON ((transactions.sender_address = users.blockchain_address) OR (transactions.recipient_address = users.blockchain_address))
INNER JOIN tokens ON transactions.token_address = tokens.token_address
WHERE users.phone_number = $1 AND transactions.id > $2 ORDER BY transactions.id ASC LIMIT $3
) AS previous_page ORDER BY id DESC;
-- name: account-latest-transactions-by-token
-- Returns the first page of a users latest transactions, filter by token
SELECT transactions.id, transactions.date_block, transactions.tx_hash, tokens.token_symbol, transactions.sender_address, transactions.recipient_address, transactions.tx_value, transactions.success,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.sender_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.sender_address) as sender_identifier,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.recipient_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.recipient_address) as recipient_identifier
FROM transactions
INNER JOIN users ON ((transactions.sender_address = users.blockchain_address) OR (transactions.recipient_address = users.blockchain_address))
INNER JOIN tokens ON transactions.token_address = tokens.token_address
WHERE users.phone_number = $1 AND tokens.token_symbol = $2 ORDER BY transactions.id DESC LIMIT $3;
-- name: account-latest-transactions-by-token-next
-- Returns the next page based on a cursor, filter by token
SELECT transactions.id, transactions.date_block, transactions.tx_hash, tokens.token_symbol, transactions.sender_address, transactions.recipient_address, transactions.tx_value, transactions.success,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.sender_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.sender_address) as sender_identifier,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.recipient_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.recipient_address) as recipient_identifier
FROM transactions
INNER JOIN users ON ((transactions.sender_address = users.blockchain_address) OR (transactions.recipient_address = users.blockchain_address))
INNER JOIN tokens ON transactions.token_address = tokens.token_address
WHERE users.phone_number = $1 AND tokens.token_symbol = $2 AND transactions.id < $3 ORDER BY transactions.id DESC LIMIT $4;
-- name: account-latest-transactions-by-token-previous
-- Returns the previous page based on cursor, filter by token
SELECT * FROM (
SELECT transactions.id, transactions.date_block, transactions.tx_hash, tokens.token_symbol, transactions.sender_address, transactions.recipient_address, transactions.tx_value, transactions.success,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.sender_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.sender_address) as sender_identifier,
(SELECT phone_number FROM users WHERE blockchain_address = transactions.recipient_address UNION ALL SELECT address_description FROM sys_accounts WHERE sys_address = transactions.recipient_address) as recipient_identifier
FROM transactions
INNER JOIN users ON ((transactions.sender_address = users.blockchain_address) OR (transactions.recipient_address = users.blockchain_address))
INNER JOIN tokens ON transactions.token_address = tokens.token_address
WHERE users.phone_number = $1 AND tokens.token_symbol = $2 AND transactions.id > $3 ORDER BY transactions.id ASC LIMIT $4
) AS previous_page ORDER BY id DESC;

9
queries/public.sql
View File

@ -6,13 +6,8 @@ WHERE transactions.sender_address = $1
OR transactions.recipient_address = $1;
-- Bidirectional cursor paginators
-- name: list-tokens-fwd
SELECT tokens.id, tokens.token_address, tokens.token_name, tokens.token_symbol FROM tokens
WHERE tokens.id > $1 ORDER BY tokens.id ASC LIMIT $2;
-- name: list-tokens-bkwd
SELECT tokens.id, tokens.token_address, tokens.token_name, tokens.token_symbol FROM tokens
WHERE tokens.id < $1 ORDER BY tokens.id ASC LIMIT $2;
-- name: list-tokens
SELECT tokens.id, tokens.token_address, tokens.token_name, tokens.token_symbol FROM tokens;
-- name: tokens-count
-- Return total record count from individual i= tables/views