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delete.go
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delete.go
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package db
import (
"net/http"
"strings"
"github.com/DropKit/DropKit-Adapter/logger"
"github.com/DropKit/DropKit-Adapter/package/crypto/account"
"github.com/DropKit/DropKit-Adapter/package/crypto/transaction"
"github.com/DropKit/DropKit-Adapter/package/parser"
"github.com/DropKit/DropKit-Adapter/package/response"
"github.com/DropKit/DropKit-Adapter/services"
"github.com/gin-gonic/gin"
"github.com/spf13/viper"
)
func HandleDBDeletion(c *gin.Context) {
var newStatement sql
if err := c.ShouldBindJSON(&newStatement); err != nil {
c.JSON(http.StatusOK, response.ResponseBadRequest())
return
}
sqlCommand := newStatement.Statement
callerPrivateKey := newStatement.PrivateKey
callerAddress, err := account.PrivateKeyToPublicKey(callerPrivateKey)
if err != nil {
c.JSON(http.StatusOK, response.ResponsePKConvertError())
return
}
tableName, err := parser.GetTableName(sqlCommand)
if err != nil {
c.JSON(http.StatusOK, response.ErrorResponse{Code: 20202, Message: "Bad SQL statement"})
return
}
result, err := services.HasTableAdminRole(callerPrivateKey, callerAddress, tableName)
if err != nil {
c.JSON(http.StatusOK, response.ResponseInternalError())
return
}
switch result {
case true:
tableAddress, err := services.GetTableMeta(tableName)
if err != nil {
c.JSON(http.StatusOK, response.ResponseInternalError())
return
}
err = services.Exec(sqlCommand)
if err != nil {
c.JSON(http.StatusOK, response.ErrorResponseWithReason{Code: 20201, Message: "Database error", Reason: (strings.Split(err.Error(), "pq: "))[1]})
return
}
err = services.Consume(callerPrivateKey, callerAddress, viper.GetInt64(`PRICE.DELETE`))
if err != nil {
c.JSON(http.StatusOK, response.ResponseExceedsBalance())
return
}
auditTransactionHash := transaction.SendRawTransaction(tableAddress, sqlCommand, 0, callerPrivateKey)
c.JSON(http.StatusOK, sqlExecResponse{0, "Ok", auditTransactionHash})
logger.InfoAPIDatabaseDelete(newStatement)
case false:
c.JSON(http.StatusOK, response.ResponseUnauthorized())
logger.WarnAPIDatabaseDeleteUnAuth(callerAddress.String())
}
}