feat: complete OCI registry implementation with docker push/pull support

A lightweight OCI (Open Container Initiative) registry implementation written in Go.

pkg/resp/resp.go

@@ -0,0 +1,185 @@
+package resp
+
+import (
+	"errors"
+	"strings"
+
+	"github.com/gofiber/fiber/v3"
+)
+
+type res struct {
+	Status int    `json:"status"`
+	Msg    string `json:"msg"`
+	Data   any    `json:"data"`
+	Err    any    `json:"err"`
+}
+
+func R200(c fiber.Ctx, data any, msgs ...string) error {
+	r := &res{
+		Status: 200,
+		Msg:    Msg200,
+		Data:   data,
+	}
+
+	if len(msgs) > 0 && msgs[0] != "" {
+		r.Msg = msgs[0]
+	}
+
+	return c.JSON(r)
+}
+
+func R201(c fiber.Ctx, data any, msgs ...string) error {
+	r := &res{
+		Status: 201,
+		Msg:    Msg201,
+		Data:   data,
+	}
+
+	if len(msgs) > 0 && msgs[0] != "" {
+		r.Msg = msgs[0]
+	}
+
+	return c.JSON(r)
+}
+
+func R202(c fiber.Ctx, data any, msgs ...string) error {
+	r := &res{
+		Status: 202,
+		Msg:    Msg202,
+		Data:   data,
+	}
+
+	if len(msgs) > 0 && msgs[0] != "" {
+		r.Msg = msgs[0]
+	}
+
+	return c.JSON(r)
+}
+
+func RC(c fiber.Ctx, status int, args ...any) error {
+	return _r(c, &res{Status: status}, args...)
+}
+
+func RE(c fiber.Ctx, err error) error {
+	var re *Error
+
+	if errors.As(err, &re) {
+		return RC(c, re.Status, re.Msg, re.Data, re.Err)
+	}
+
+	estr := strings.ToLower(err.Error())
+	if strings.Contains(estr, "duplicate") {
+		return R400(c, Msg400Duplicate, nil, estr)
+	}
+
+	return R500(c, "", nil, err)
+}
+
+func _r(c fiber.Ctx, r *res, args ...any) error {
+	length := len(args)
+
+	if length == 0 {
+		goto END
+	}
+
+	if length >= 1 {
+		if msg, ok := args[0].(string); ok {
+			r.Msg = msg
+		}
+	}
+
+	if length >= 2 {
+		r.Data = args[1]
+	}
+
+	if length >= 3 {
+		if ee, ok := args[2].(error); ok {
+			r.Err = ee.Error()
+		} else {
+			r.Err = args[2]
+		}
+	}
+END:
+
+	if r.Msg == "" {
+		r.Msg = Msg(r.Status)
+	}
+
+	// todo: i18n r.Msg
+	// r.Msg = t(r.Msg)
+
+	return c.Status(r.Status).JSON(r)
+}
+
+// R400
+//
+//	args[0]: should be msg to display to user(defaulted)
+//	args[1]: could be extra data to send with(no default)
+//	args[2]: could be error msg to send to with debug mode
+func R400(c fiber.Ctx, args ...any) error {
+	r := &res{
+		Status: 400,
+	}
+
+	return _r(c, r, args...)
+}
+
+// R401
+//
+//	args[0]: should be msg to display to user(defaulted)
+//	args[1]: could be extra data to send with(no default)
+//	args[2]: could be error msg to send to with debug mode
+func R401(c fiber.Ctx, args ...any) error {
+	r := &res{
+		Status: 401,
+	}
+
+	return _r(c, r, args...)
+}
+
+// R403
+//
+//	args[0]: should be msg to display to user(defaulted)
+//	args[1]: could be extra data to send with(no default)
+//	args[2]: could be error msg to send to with debug mode
+func R403(c fiber.Ctx, args ...any) error {
+	r := &res{
+		Status: 403,
+	}
+
+	return _r(c, r, args...)
+}
+
+func R404(c fiber.Ctx, args ...any) error {
+	r := &res{
+		Status: 404,
+	}
+
+	return _r(c, r, args...)
+}
+
+// R500
+//
+//	args[0]: should be msg to display to user(defaulted)
+//	args[1]: could be extra data to send with(no default)
+//	args[2]: could be error msg to send to with debug mode
+func R500(c fiber.Ctx, args ...any) error {
+	r := &res{
+		Status: 500,
+	}
+
+	return _r(c, r, args...)
+}
+
+// R501
+//
+//	args[0]: should be msg to display to user(defaulted)
+//	args[1]: could be extra data to send with(no default)
+//	args[2]: could be error msg to send to with debug mode
+func R501(c fiber.Ctx, args ...any) error {
+	r := &res{
+		Status: 501,
+	}
+
+	return _r(c, r, args...)
+}