cic-custodial/internal/api/sign.go

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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 godoc
//
// @Summary Sign and dispatch transfer request.
// @Description Sign and dispatch a transfer request.
// @Tags network
// @Accept json
// @Produce json
// @Param signTransferRequest body object{from=string,to=string,voucherAddress=string,amount=uint64} true "Sign Transfer Request"
// @Success 200 {object} OkResp
// @Failure 400 {object} ErrResp
// @Failure 500 {object} ErrResp
// @Router /sign/transfer [post]
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, gasLock, err := cu.Store.GetAccountStatus(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.",
})
}
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if gasLock {
return c.JSON(http.StatusForbidden, ErrResp{
Ok: false,
Message: "Gas lock. Gas balance unavailable. Try again later.",
})
}
trackingId := uuid.NewString()
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,
},
})
}
}