From 8671f2826d67055b661aa7e23e7e1731ff1b33d1 Mon Sep 17 00:00:00 2001
From: Ge Song <gesong0606@gmail.com>
Date: Fri, 23 Feb 2024 13:14:16 +0800
Subject: [PATCH] httpdata/add stacktrace;

---
 httpdata/code.go  |  1 +
 httpdata/data.go  | 43 ++++++++++++++++++++++++++++++++++++-------
 httpdata/error.go | 24 +++++++++++++++---------
 httpdata/flag.go  |  7 +++++++
 httpdata/go.mod   |  4 +++-
 httpdata/go.sum   |  2 ++
 6 files changed, 64 insertions(+), 17 deletions(-)
 create mode 100644 httpdata/flag.go
 create mode 100644 httpdata/go.sum

diff --git a/httpdata/code.go b/httpdata/code.go
index b158588..a00deb4 100644
--- a/httpdata/code.go
+++ b/httpdata/code.go
@@ -11,4 +11,5 @@ const (
 	CodeUnexpect         Code = "unexpect"
 	CodeUnexpectPanic    Code = "unexpect.panic"
 	CodeUnknown          Code = "unknown"
+	CodeUnauthorized     Code = "unauthorized"
 )
diff --git a/httpdata/data.go b/httpdata/data.go
index 03c1358..bec97e9 100644
--- a/httpdata/data.go
+++ b/httpdata/data.go
@@ -1,16 +1,24 @@
 package httpdata
 
+import (
+	"errors"
+
+	"git.blauwelle.com/go/crate/runtimehelper"
+)
+
 type Response struct {
-	Data    any    `json:"data,omitempty"`
-	Code    Code   `json:"code"`
-	Message string `json:"message,omitempty"`
+	Data      any                   `json:"data,omitempty"`
+	Code      Code                  `json:"code"`
+	Message   string                `json:"message,omitempty"`
+	Debug     string                `json:"debug,omitempty"`
+	Traceback []runtimehelper.Frame `json:"traceback,omitempty"`
 }
 
 type PageData struct {
-	List      []any `json:"list"`
-	PageIndex int   `json:"pageIndex"` // >=1
-	PageSize  int   `json:"pageSize"`  // >=1
-	Total     int   `json:"total"`     // maybe 0
+	List      any   `json:"list"`
+	PageIndex int64 `json:"pageIndex"` // >=1
+	PageSize  int64 `json:"pageSize"`  // >=1
+	Total     int64 `json:"total"`     // maybe 0
 }
 
 func NewOkResponse(data any) Response {
@@ -20,3 +28,24 @@ func NewOkResponse(data any) Response {
 		Data:    data,
 	}
 }
+
+func NewErrorResponse(err error) Response {
+	ue := UniverseError{}
+	if !errors.As(err, &ue) {
+		response := Response{
+			Code:    CodeUnknown,
+			Message: "未知错误",
+		}
+		if FlagDebug {
+			response.Debug = err.Error()
+			response.Traceback = runtimehelper.Stack(1, maximumFrames)
+		}
+		return response
+	}
+	return Response{
+		Code:      ue.Code,
+		Message:   ue.Message,
+		Debug:     ue.Debug,
+		Traceback: ue.Traceback,
+	}
+}
diff --git a/httpdata/error.go b/httpdata/error.go
index 927fd6c..c5bb141 100644
--- a/httpdata/error.go
+++ b/httpdata/error.go
@@ -2,11 +2,24 @@ package httpdata
 
 import (
 	"errors"
+
+	"git.blauwelle.com/go/crate/runtimehelper"
 )
 
+const maximumFrames = 8
+
 type UniverseError struct {
-	Code    Code
-	Message string
+	Code      Code
+	Message   string
+	Debug     string
+	Traceback []runtimehelper.Frame
+}
+
+func (err UniverseError) Error() string {
+	if err.Message == "" {
+		return string(err.Code)
+	}
+	return string(err.Code) + ": " + err.Message
 }
 
 func NewUniverseError(code Code, message string) error {
@@ -23,13 +36,6 @@ func NewBadRequestError(message string) error {
 	}
 }
 
-func (err UniverseError) Error() string {
-	if err.Message == "" {
-		return string(err.Code)
-	}
-	return string(err.Code) + ": " + err.Message
-}
-
 func IsUniverseError(err error) bool {
 	return errors.As(err, &UniverseError{})
 }
diff --git a/httpdata/flag.go b/httpdata/flag.go
new file mode 100644
index 0000000..5e05737
--- /dev/null
+++ b/httpdata/flag.go
@@ -0,0 +1,7 @@
+package httpdata
+
+import (
+	"os"
+)
+
+var FlagDebug = os.Getenv("DEBUG") == "true"
diff --git a/httpdata/go.mod b/httpdata/go.mod
index 5372031..f1c12e7 100644
--- a/httpdata/go.mod
+++ b/httpdata/go.mod
@@ -1,3 +1,5 @@
 module git.blauwelle.com/go/crate/httpdata
 
-go 1.21.1
+go 1.21
+
+require git.blauwelle.com/go/crate/runtimehelper v0.2.0
diff --git a/httpdata/go.sum b/httpdata/go.sum
new file mode 100644
index 0000000..a413c81
--- /dev/null
+++ b/httpdata/go.sum
@@ -0,0 +1,2 @@
+git.blauwelle.com/go/crate/runtimehelper v0.2.0 h1:W19wipPCyFSGHOWzqtfouNJu7MDeJobP+iRM4bPiJpM=
+git.blauwelle.com/go/crate/runtimehelper v0.2.0/go.mod h1:yVMA0GkO9AS7iuPmalHKeWyv9en0JWj25rY1vpTuHhk=