dtm/dtmsvr/api.go
2021-05-25 18:07:31 +08:00

58 lines
1.4 KiB
Go

package dtmsvr
import (
"github.com/gin-gonic/gin"
"github.com/sirupsen/logrus"
"github.com/yedf/dtm/common"
"gorm.io/gorm/clause"
)
func AddRoute(engine *gin.Engine) {
engine.POST("/api/dtmsvr/prepare", common.WrapHandler(Prepare))
engine.POST("/api/dtmsvr/commit", common.WrapHandler(Commit))
engine.POST("/api/dtmsvr/branch", common.WrapHandler(Branch))
}
func Prepare(c *gin.Context) (interface{}, error) {
db := dbGet()
m := getTransFromContext(c)
m.Status = "prepared"
writeTransLog(m.Gid, "save prepared", m.Status, "", m.Data)
db.Must().Clauses(clause.OnConflict{
DoNothing: true,
}).Create(&m)
return M{"message": "SUCCESS"}, nil
}
func Commit(c *gin.Context) (interface{}, error) {
m := getTransFromContext(c)
saveCommitted(m)
go ProcessCommitted(m)
return M{"message": "SUCCESS"}, nil
}
func Branch(c *gin.Context) (interface{}, error) {
branch := TransBranchModel{}
err := c.BindJSON(&branch)
common.PanicIfError(err)
db := dbGet()
db.Must().Clauses(clause.OnConflict{
DoNothing: true,
}).Create(&branch)
return M{"message": "SUCCESS"}, nil
}
func getTransFromContext(c *gin.Context) *TransGlobalModel {
data := M{}
b, err := c.GetRawData()
common.PanicIfError(err)
common.MustUnmarshal(b, &data)
logrus.Printf("creating trans model in prepare")
if data["trans_type"].(string) == "saga" {
data["data"] = common.MustMarshalString(data["steps"])
}
m := TransGlobalModel{}
common.MustRemarshal(data, &m)
return &m
}