cic-custodial/internal/api/sign.go

117 lines
2.6 KiB
Go
Raw Normal View History

package api
import (
"encoding/json"
"net/http"
"github.com/google/uuid"
"github.com/grassrootseconomics/cic-custodial/internal/custodial"
"github.com/grassrootseconomics/cic-custodial/internal/tasker"
"github.com/grassrootseconomics/cic-custodial/internal/tasker/task"
"github.com/labstack/echo/v4"
)
// HandleSignTransfer route.
// POST: /api/sign/transfer
// JSON Body:
// from -> ETH address
// to -> ETH address
// voucherAddress -> ETH address
// amount -> int (6 d.p. precision)
// e.g. 1000000 = 1 VOUCHER
// Returns the task id.
func HandleSignTransfer(cu *custodial.Custodial) func(echo.Context) error {
return func(c echo.Context) error {
var (
req struct {
From string `json:"from" validate:"required,eth_addr_checksum"`
To string `json:"to" validate:"required,eth_addr_checksum"`
VoucherAddress string `json:"voucherAddress" validate:"required,eth_addr_checksum"`
Amount uint64 `json:"amount" validate:"required"`
}
)
if err := c.Bind(&req); err != nil {
return NewBadRequestError(ErrInvalidJSON)
}
if err := c.Validate(req); err != nil {
return err
}
accountActive, gasQuota, err := cu.PgStore.GetAccountStatusByAddress(c.Request().Context(), req.From)
if err != nil {
return err
}
if !accountActive {
return c.JSON(http.StatusForbidden, ErrResp{
Ok: false,
Message: "Account pending activation. Try again later.",
})
}
2023-03-08 07:59:10 +01:00
trackingId := uuid.NewString()
if gasQuota < 1 {
gasRefillPayload, err := json.Marshal(task.AccountPayload{
PublicKey: req.From,
TrackingId: trackingId,
})
if err != nil {
return err
}
_, err = cu.TaskerClient.CreateTask(
c.Request().Context(),
tasker.AccountRefillGasTask,
tasker.DefaultPriority,
&tasker.Task{
Id: trackingId,
Payload: gasRefillPayload,
},
)
if err != nil {
return err
}
return c.JSON(http.StatusForbidden, ErrResp{
Ok: false,
Message: "Out of gas, refill pending. Try again later.",
})
}
taskPayload, err := json.Marshal(task.TransferPayload{
TrackingId: trackingId,
From: req.From,
To: req.To,
VoucherAddress: req.VoucherAddress,
Amount: req.Amount,
})
if err != nil {
return err
}
_, err = cu.TaskerClient.CreateTask(
c.Request().Context(),
tasker.SignTransferTask,
tasker.HighPriority,
&tasker.Task{
Id: trackingId,
Payload: taskPayload,
},
)
if err != nil {
return err
}
return c.JSON(http.StatusOK, OkResp{
Ok: true,
Result: H{
"trackingId": trackingId,
},
})
}
}