feat: standardize error

src/go.mod

@@ -35,6 +35,7 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rivo/uniseg v0.4.3 // indirect
 	github.com/savsgio/gotils v0.0.0-20220530130905-52f3993e8d6d // indirect
+	github.com/sirupsen/logrus v1.9.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/tcplisten v1.0.0 // indirect

src/go.sum

@@ -365,6 +365,8 @@ github.com/savsgio/gotils v0.0.0-20220530130905-52f3993e8d6d/go.mod h1:Gy+0tqhJv
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
+github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0=
+github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
 github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e h1:MRM5ITcdelLK2j1vwZ3Je0FKVCfqOLp5zO6trqMLYs0=
 github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e/go.mod h1:XV66xRDqSt+GTGFMVlhk3ULuV0y9ZmzeVGR4mloJI3M=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
@@ -617,6 +619,7 @@ golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20211124211545-fe61309f8881/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211205182925-97ca703d548d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220111092808-5a964db01320/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.3.0 h1:w8ZOecv6NaNa/zC8944JTU3vz4u6Lagfk4RPQxv92NQ=

src/internal/rest/app.go

@@ -27,7 +27,8 @@ func (handler *App) Login(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
-		Message: "Success",
+		Code:    "SUCCESS",
+		Message: "Login success",
 		Results: map[string]any{
 			"qr_link":     fmt.Sprintf("%s://%s/%s", c.Protocol(), c.Hostname(), response.ImagePath),
 			"qr_duration": response.Duration,
@@ -41,6 +42,7 @@ func (handler *App) Logout(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: "Success logout",
 		Results: nil,
 	})
@@ -52,6 +54,7 @@ func (handler *App) Reconnect(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: "Reconnect success",
 		Results: nil,
 	})
@@ -63,6 +66,7 @@ func (handler *App) Devices(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: "Fetch device success",
 		Results: devices,
 	})

src/internal/rest/middleware/recovery.go

@@ -14,7 +14,8 @@ func Recovery() fiber.Handler {
 			if err != nil {
 				var res utils.ResponseData
 				res.Status = 500
-				res.Message = fmt.Sprintf("%s", err)
+				res.Code = "INTERNAL_SERVER_ERROR"
+				res.Message = fmt.Sprintf("%v", err)
 
 				errValidation, isValidationError := err.(pkgError.GenericError)
 				if isValidationError {

src/internal/rest/send.go

@@ -37,6 +37,7 @@ func (controller *Send) SendText(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -60,6 +61,7 @@ func (controller *Send) SendImage(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -81,6 +83,7 @@ func (controller *Send) SendFile(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -102,6 +105,7 @@ func (controller *Send) SendVideo(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -119,6 +123,7 @@ func (controller *Send) SendContact(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -136,6 +141,7 @@ func (controller *Send) SendLink(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -153,6 +159,7 @@ func (controller *Send) SendLocation(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -171,6 +178,7 @@ func (controller *Send) RevokeMessage(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})
@@ -189,6 +197,7 @@ func (controller *Send) UpdateMessage(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: response.Status,
 		Results: response,
 	})

src/internal/rest/user.go

@@ -33,7 +33,8 @@ func (controller *User) UserInfo(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
-		Message: "Success",
+		Code:    "SUCCESS",
+		Message: "Success get user info",
 		Results: response.Data[0],
 	})
 }
@@ -50,6 +51,7 @@ func (controller *User) UserAvatar(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: "Success get avatar",
 		Results: response,
 	})
@@ -61,6 +63,7 @@ func (controller *User) UserMyPrivacySetting(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: "Success get privacy",
 		Results: response,
 	})
@@ -72,6 +75,7 @@ func (controller *User) UserMyListGroups(c *fiber.Ctx) error {
 
 	return c.JSON(utils.ResponseData{
 		Status:  200,
+		Code:    "SUCCESS",
 		Message: "Success get list groups",
 		Results: response,
 	})

src/pkg/error/app_error.go

@@ -0,0 +1,108 @@
+package error
+
+import "net/http"
+
+type LoginError string
+
+// Error for complying the error interface
+func (e LoginError) Error() string {
+	return string(e)
+}
+
+// ErrCode will return the error code based on the error data type
+func (e LoginError) ErrCode() string {
+	return "ALREADY_LOGGED_IN"
+}
+
+// StatusCode will return the HTTP status code based on the error data type
+func (e LoginError) StatusCode() int {
+	return http.StatusBadRequest
+}
+
+type ReconnectError string
+
+func throwReconnectError(text string) GenericError {
+	return AuthError(text)
+}
+
+// Error for complying the error interface
+func (e ReconnectError) Error() string {
+	return string(e)
+}
+
+// ErrCode will return the error code based on the error data type
+func (e ReconnectError) ErrCode() string {
+	return "RECONNECT_ERROR"
+}
+
+// StatusCode will return the HTTP status code based on the error data type
+func (e ReconnectError) StatusCode() int {
+	return http.StatusBadRequest
+}
+
+type AuthError string
+
+func throwAuthError(text string) GenericError {
+	return AuthError(text)
+}
+
+func (err AuthError) Error() string {
+	return string(err)
+}
+
+// ErrCode will return the error code based on the error data type
+func (err AuthError) ErrCode() string {
+	return "AUTHENTICATION_ERROR"
+}
+
+// StatusCode will return the HTTP status code based on the error data type
+func (err AuthError) StatusCode() int {
+	return http.StatusUnauthorized
+}
+
+type qrChannelError string
+
+func throwQrChannelError(text string) GenericError {
+	return qrChannelError(text)
+}
+
+func (err qrChannelError) Error() string {
+	return string(err)
+}
+
+// ErrCode will return the error code based on the error data type
+func (err qrChannelError) ErrCode() string {
+	return "QR_CHANNEL_ERROR"
+}
+
+// StatusCode will return the HTTP status code based on the error data type
+func (err qrChannelError) StatusCode() int {
+	return http.StatusInternalServerError
+}
+
+type sessionSavedError string
+
+func throwSessionSavedError(text string) GenericError {
+	return sessionSavedError(text)
+}
+
+func (err sessionSavedError) Error() string {
+	return string(err)
+}
+
+// ErrCode will return the error code based on the error data type
+func (err sessionSavedError) ErrCode() string {
+	return "SESSION_SAVED_ERROR"
+}
+
+// StatusCode will return the HTTP status code based on the error data type
+func (err sessionSavedError) StatusCode() int {
+	return http.StatusInternalServerError
+}
+
+var (
+	ErrAlreadyLoggedIn = LoginError("You already logged in :)")
+	ErrReconnect       = throwReconnectError("Reconnect error")
+	ErrQrChannel       = throwQrChannelError("QR channel error")
+	ErrorSessionSaved  = throwSessionSavedError("Your session have been saved, please wait to connect 2 second and refresh again")
+)

src/pkg/error/auth_error.go

@@ -1,19 +0,0 @@
-package error
-
-import "net/http"
-
-type AuthError string
-
-func (err AuthError) Error() string {
-	return string(err)
-}
-
-// ErrCode will return the error code based on the error data type
-func (err AuthError) ErrCode() string {
-	return "AUTHENTICATION_ERROR"
-}
-
-// StatusCode will return the HTTP status code based on the error data type
-func (err AuthError) StatusCode() int {
-	return http.StatusUnauthorized
-}

src/pkg/error/whatsapp_error.go

@@ -36,6 +36,24 @@ func (e WebhookError) StatusCode() int {
 	return http.StatusInternalServerError
 }
 
+type WaCliError string
+
+// Error for complying the error interface
+func (e WaCliError) Error() string {
+	return string(e)
+}
+
+// ErrCode will return the error code based on the error data type
+func (e WaCliError) ErrCode() string {
+	return "INVALID_WA_CLI"
+}
+
+// StatusCode will return the HTTP status code based on the error data type
+func (e WaCliError) StatusCode() int {
+	return http.StatusInternalServerError
+}
+
 const (
 	ErrInvalidJID = InvalidJID("your JID is invalid")
+	ErrWaCLI      = WaCliError("your WhatsApp CLI is invalid or empty")
 )

src/pkg/utils/response.go

@@ -2,7 +2,7 @@ package utils
 
 type ResponseData struct {
 	Status  int    `json:"-"`
-	Code    string `json:"code,omitempty"`
+	Code    string `json:"code"`
 	Message string `json:"message"`
-	Results any    `json:"results"`
+	Results any    `json:"results,omitempty"`
 }

src/services/app.go

@@ -6,8 +6,11 @@ import (
 	"fmt"
 	"github.com/aldinokemal/go-whatsapp-web-multidevice/config"
 	domainApp "github.com/aldinokemal/go-whatsapp-web-multidevice/domains/app"
+	pkgError "github.com/aldinokemal/go-whatsapp-web-multidevice/pkg/error"
 	fiberUtils "github.com/gofiber/fiber/v2/utils"
+	"github.com/sirupsen/logrus"
 	"github.com/skip2/go-qrcode"
+	"go.mau.fi/libsignal/logger"
 	"go.mau.fi/whatsmeow"
 	"go.mau.fi/whatsmeow/store/sqlstore"
 	"os"
@@ -30,7 +33,7 @@ func NewAppService(waCli *whatsmeow.Client, db *sqlstore.Container) domainApp.IA
 
 func (service serviceApp) Login(_ context.Context) (response domainApp.LoginResponse, err error) {
 	if service.WaCli == nil {
-		return response, errors.New("wa cli nil cok")
+		return response, pkgError.ErrWaCLI
 	}
 
 	// Disconnect for reconnecting
@@ -40,15 +43,16 @@ func (service serviceApp) Login(_ context.Context) (response domainApp.LoginResp
 
 	ch, err := service.WaCli.GetQRChannel(context.Background())
 	if err != nil {
+		logrus.Error(err.Error())
 		// This error means that we're already logged in, so ignore it.
 		if errors.Is(err, whatsmeow.ErrQRStoreContainsID) {
 			_ = service.WaCli.Connect() // just connect to websocket
 			if service.WaCli.IsLoggedIn() {
-				return response, errors.New("you already logged in :)")
+				return response, pkgError.ErrAlreadyLoggedIn
 			}
-			return response, errors.New("your session have been saved, please wait to connect 2 second and refresh again")
+			return response, pkgError.ErrorSessionSaved
 		} else {
-			return response, errors.New("Error when GetQRChannel:" + err.Error())
+			return response, pkgError.ErrQrChannel
 		}
 	} else {
 		go func() {
@@ -59,18 +63,18 @@ func (service serviceApp) Login(_ context.Context) (response domainApp.LoginResp
 					qrPath := fmt.Sprintf("%s/scan-qr-%s.png", config.PathQrCode, fiberUtils.UUIDv4())
 					err = qrcode.WriteFile(evt.Code, qrcode.Medium, 512, qrPath)
 					if err != nil {
-						fmt.Println("error when write qrImage file", err.Error())
+						logrus.Error("Error when write qr code to file: ", err)
 					}
 					go func() {
 						time.Sleep(response.Duration * time.Second)
 						err := os.Remove(qrPath)
 						if err != nil {
-							fmt.Println("Failed to remove qrPath " + qrPath)
+							logrus.Error("error when remove qrImage file", err.Error())
 						}
 					}()
 					chImage <- qrPath
 				} else {
-					fmt.Printf("QR channel result: %s", evt.Event)
+					logrus.Error("error when get qrCode", evt.Event)
 				}
 			}
 		}()
@@ -78,7 +82,8 @@ func (service serviceApp) Login(_ context.Context) (response domainApp.LoginResp
 
 	err = service.WaCli.Connect()
 	if err != nil {
-		return response, errors.New("Failed to connect bro " + err.Error())
+		logger.Error("Error when connect to whatsapp", err)
+		return response, pkgError.ErrReconnect
 	}
 	response.ImagePath = <-chImage
 
@@ -137,7 +142,7 @@ func (service serviceApp) Reconnect(_ context.Context) (err error) {
 
 func (service serviceApp) FetchDevices(_ context.Context) (response []domainApp.FetchDevicesResponse, err error) {
 	if service.WaCli == nil {
-		return response, errors.New("wa cli nil cok")
+		return response, pkgError.ErrWaCLI
 	}
 
 	devices, err := service.db.GetAllDevices()