implemented api handlers

pkg/api/types/context.go

@@ -2,6 +2,7 @@ package types
 
 import (
 	"encoding/json"
+	"io"
 	"net/http"
 
 	"github.com/go-logr/logr"
@@ -26,20 +27,19 @@ func NewContext(w http.ResponseWriter, r *http.Request, data *ContextData, log l
 		Request:  r,
 		Response: w,
 		Data:     data,
-		logger:   log,
+		Log:      log,
 	}
 }
 
 // Context is the context object shared between http handlers
 type Context struct {
-	Body   []byte
 	Status int
 
 	Request  *http.Request
 	Response http.ResponseWriter
 
-	Data   *ContextData
-	logger logr.Logger
+	Data *ContextData
+	Log  logr.Logger
 }
 
 // Method returns the request method
@@ -70,7 +70,7 @@ func (c *Context) Var(name string) (ret string) {
 }
 
 func (c *Context) log() {
-	c.logger.Info("access",
+	c.Log.Info("access",
 		"addr", c.Request.RemoteAddr,
 		"method", c.Request.Method,
 		"url", c.Request.URL.Path,
@@ -79,23 +79,38 @@ func (c *Context) log() {
 }
 
 func (c *Context) NotFound() {
-	c.Status = http.StatusNotFound
-	c.Response.WriteHeader(http.StatusNotFound)
-	c.Response.Write([]byte(`{"message":"not found","status":404}`))
-	c.log()
+	c.Err(ErrNotFound)
 }
 
+//TODO func (c *Context) MethodNotAllowed() {
+//	c.Status = http.StatusMethodNotAllowed
+//	c.Response.WriteHeader(http.StatusMethodNotAllowed)
+//	c.Response.Write([]byte(`{"message":"method not allowed","status":405}`))
+//	c.log()
+//}
+
 // OK is a empty HTTP 200 JSON response
 func (c *Context) OK() {
 	c.Response.Write([]byte("{}"))
 	c.log()
 }
 
+func (c *Context) ReadBody() (b []byte, err error) {
+	b, err = io.ReadAll(c.Request.Body)
+	c.Request.Body.Close()
+	return
+}
+
+func (c *Context) Body(b []byte) {
+	c.Response.Write(b)
+	c.log()
+}
+
 // JSON is a json response
 func (c *Context) JSON(v interface{}) {
 	err := json.NewEncoder(c.Response).Encode(v)
 	if err != nil {
-		c.Err(ise)
+		c.Err(ErrISE)
 		return
 	}
 	c.log()

pkg/api/types/error.go

@@ -19,7 +19,7 @@ type Err struct {
 
 // Error returns the error string
 func (a Err) Error() string {
-	return strconv.Itoa(a.status) + ": " + a.err
+	return `{"message":"` + a.err + `","status":` + strconv.Itoa(a.status) + `}`
 }
 
 // Status returns the HTTP status code
@@ -35,11 +35,11 @@ func newError(err string, status int) Error {
 }
 
 var (
-	badreq  = newError("bad request", http.StatusBadRequest)
-	invalid = newError("invalid data", http.StatusBadRequest)
-	forbid  = newError("forbidden", http.StatusForbidden)
-	nf      = newError("resource not found", http.StatusNotFound)
-	mna     = newError("method not allowed", http.StatusMethodNotAllowed)
-	exists  = newError("resource already exists", http.StatusConflict)
-	ise     = newError("internal server error", http.StatusInternalServerError)
+	ErrBadreq    = newError("bad request", http.StatusBadRequest)
+	ErrInvalid   = newError("invalid data", http.StatusBadRequest)
+	ErrForbidden = newError("forbidden", http.StatusForbidden)
+	ErrNotFound  = newError("not found", http.StatusNotFound)
+	ErrMNA       = newError("method not allowed", http.StatusMethodNotAllowed)
+	ErrExists    = newError("resource already exists", http.StatusConflict)
+	ErrISE       = newError("internal server error", http.StatusInternalServerError)
 )