handling-http-request-in-go-echo-framework-2-01

post_full_name.go

package api

import (
  "bytes"
  "encoding/json"
  "fmt"
  "net/http"

  "github.com/labstack/echo"

  "gitlab.com/ykyuen/handling-http-request-in-go-echo-example-1/model"
)

func PostFullName(c echo.Context) error {
  // Bind the input data to ExampleRequest
  exampleRequest := new(model.ExampleRequest)
  if err := c.Bind(exampleRequest); err != nil {
    return err
  }

  // Manipulate the input data
  greeting := exampleRequest.FirstName + " " + exampleRequest.LastName

  // Pretty print the json []byte
  var resp bytes.Buffer
  var b = []byte(
    fmt.Sprintf(`{
      "first_name": %q,
      "last_name": %q,
      "msg": "Hello %s"
    }`, exampleRequest.FirstName, exampleRequest.LastName, greeting),
  )
  err := json.Indent(&resp, b, "", "  ")
  if err != nil {
    return err
  }

  // Return the json to the client
  return c.JSONBlob(
    http.StatusOK,
    []byte(
      fmt.Sprintf("%s", resp.Bytes()),
    ),
  )
}