feat: add module resp

resp/error.go

@@ -0,0 +1,56 @@
+package resp
+
+import "net/http"
+
+type Error struct {
+	Status int    `json:"status"`
+	Msg    string `json:"msg"`
+	Err    error  `json:"err"`
+	Data   any    `json:"data"`
+}
+
+func (e *Error) Error() string {
+	return e.Err.Error()
+}
+
+func (e *Error) _r() *res {
+	data := &res{
+		Status: e.Status,
+		Msg:    e.Msg,
+		Data:   e.Data,
+		Err:    e.Err,
+	}
+
+	if data.Status < 0 || data.Status > 999 {
+		data.Status = 500
+	}
+
+	return data
+}
+
+func NewError(err error, args ...any) *Error {
+	e := &Error{
+		Status: http.StatusInternalServerError,
+		Err:    err,
+	}
+
+	if len(args) > 0 {
+		if status, ok := args[0].(int); ok {
+			e.Status = status
+		}
+	}
+
+	e.Msg = Msg(e.Status)
+
+	if len(args) > 1 {
+		if msg, ok := args[1].(string); ok {
+			e.Msg = msg
+		}
+	}
+
+	if len(args) > 2 {
+		e.Data = args[2]
+	}
+
+	return e
+}

resp/msg.go

@@ -0,0 +1,34 @@
+package resp
+
+const (
+	Msg200        = "操作成功"
+	Msg400        = "参数错误"
+	Msg401        = "登录信息不存在或已过期, 请重新登录"
+	Msg401NoMulti = "用户已在其他地方登录"
+	Msg403        = "权限不足"
+	Msg404        = "资源不存在"
+	Msg500        = "服务器开小差了"
+	Msg501        = "服务不可用"
+	Msg503        = "服务不可用或正在升级, 请联系管理员"
+)
+
+func Msg(status int) string {
+	switch status {
+	case 400:
+		return Msg400
+	case 401:
+		return Msg401
+	case 403:
+		return Msg403
+	case 404:
+		return Msg404
+	case 500:
+		return Msg500
+	case 501:
+		return Msg501
+	case 503:
+		return Msg503
+	}
+
+	return "未知错误"
+}

resp/resp.go

@@ -0,0 +1,100 @@
+package resp
+
+import (
+	"errors"
+	"github.com/gin-gonic/gin"
+)
+
+type res struct {
+	Status int    `json:"status"`
+	Msg    string `json:"msg"`
+	Data   any    `json:"data"`
+	Err    any    `json:"err"`
+}
+
+func R200(c *gin.Context, data any, msgs ...string) {
+	r := &res{
+		Status: 200,
+		Msg:    Msg200,
+		Data:   data,
+	}
+
+	if len(msgs) > 0 && msgs[0] != "" {
+		r.Msg = msgs[0]
+	}
+
+	c.AbortWithStatusJSON(200, r)
+}
+
+func RE(c *gin.Context, err error) {
+	var re *Error
+
+	if errors.As(err, &re) {
+		_r(c, re._r())
+		return
+	}
+
+	R500(c, "", nil, err)
+}
+
+func _r(c *gin.Context, r *res, args ...any) {
+	length := len(args)
+	switch length {
+	case 0:
+		break
+	case 1:
+		if msg, ok := args[0].(string); ok {
+			r.Msg = msg
+		}
+	case 2:
+		r.Data = args[1]
+	case 3:
+		r.Err = args[2]
+	}
+
+	if r.Msg == "" {
+		r.Msg = Msg(r.Status)
+	}
+
+	c.AbortWithStatusJSON(r.Status, r)
+}
+
+func R400(c *gin.Context, args ...any) {
+	r := &res{
+		Status: 400,
+	}
+
+	_r(c, r, args...)
+}
+
+func R401(c *gin.Context, args ...any) {
+	r := &res{
+		Status: 401,
+	}
+
+	_r(c, r, args...)
+}
+
+func R403(c *gin.Context, args ...any) {
+	r := &res{
+		Status: 403,
+	}
+
+	_r(c, r, args...)
+}
+
+func R500(c *gin.Context, args ...any) {
+	r := &res{
+		Status: 500,
+	}
+
+	_r(c, r, args...)
+}
+
+func R501(c *gin.Context, args ...any) {
+	r := &res{
+		Status: 501,
+	}
+
+	_r(c, r, args...)
+}