oauth

internal/common/bind/bind.go

@@ -0,0 +1,48 @@
+package bind
+
+import (
+	"encoding/json"
+	"errors"
+	"io"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+	"github.com/linux-do/credit/internal/common/response"
+)
+
+// DecodeJSONBody decodes JSON reader to target
+func DecodeJSONBody(body io.Reader, target any) error {
+	return json.NewDecoder(body).Decode(target)
+}
+
+// OptionalJSON decodes optional JSON body of reader to target, allowing EOF
+func OptionalJSON(body io.Reader, target any) error {
+	if err := json.NewDecoder(body).Decode(target); err != nil && !errors.Is(err, io.EOF) {
+		return err
+	}
+	return nil
+}
+
+// IDParam parses "id" parameter from context path
+func IDParam(c *gin.Context) (uint, bool) {
+	return IDParamByName(c, "id")
+}
+
+// IDParamByName parses target parameter from context path
+func IDParamByName(c *gin.Context, name string) (uint, bool) {
+	id, err := strconv.ParseUint(c.Param(name), 10, 64)
+	if err != nil || id == 0 {
+		response.RespondBadRequest(c, "")
+		return 0, false
+	}
+	return uint(id), true
+}
+
+// JSON binds JSON body of context request to target
+func JSON(c *gin.Context, target any) bool {
+	if err := DecodeJSONBody(c.Request.Body, target); err != nil {
+		response.RespondBadRequest(c, "")
+		return false
+	}
+	return true
+}

internal/common/response/response.go

@@ -0,0 +1,82 @@
+package response
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+const invalidParamsMessage = "参数错误"
+
+// RespondSuccess sends a successful response with data
+func RespondSuccess(c *gin.Context, data any) {
+	c.JSON(http.StatusOK, gin.H{
+		"success": true,
+		"message": "",
+		"data":    data,
+	})
+}
+
+// RespondSuccessWithExtras sends a successful response with data and extra fields
+func RespondSuccessWithExtras(c *gin.Context, data any, extras gin.H) {
+	payload := gin.H{
+		"success": true,
+		"message": "",
+		"data":    data,
+	}
+	for key, value := range extras {
+		payload[key] = value
+	}
+	c.JSON(http.StatusOK, payload)
+}
+
+// RespondSuccessMessage sends a successful response with a custom message
+func RespondSuccessMessage(c *gin.Context, message string) {
+	c.JSON(http.StatusOK, gin.H{
+		"success": true,
+		"message": message,
+	})
+}
+
+// RespondFailure sends a failed response with http.StatusOK and a failure message
+func RespondFailure(c *gin.Context, message string) {
+	c.JSON(http.StatusOK, gin.H{
+		"success": false,
+		"message": message,
+	})
+}
+
+// RespondBadRequest sends a bad request response (400)
+func RespondBadRequest(c *gin.Context, message string) {
+	if message == "" {
+		message = invalidParamsMessage
+	}
+	c.JSON(http.StatusBadRequest, gin.H{
+		"success": false,
+		"message": message,
+	})
+}
+
+// RespondUnauthorized sends an unauthorized response (401)
+func RespondUnauthorized(c *gin.Context, message string) {
+	c.JSON(http.StatusUnauthorized, gin.H{
+		"success": false,
+		"message": message,
+	})
+}
+
+// RespondForbidden sends a forbidden response (403)
+func RespondForbidden(c *gin.Context, message string) {
+	c.JSON(http.StatusForbidden, gin.H{
+		"success": false,
+		"message": message,
+	})
+}
+
+// RespondErrorWithStatus sends a response with target HTTP status code and a message
+func RespondErrorWithStatus(c *gin.Context, code int, message string) {
+	c.JSON(code, gin.H{
+		"success": false,
+		"message": message,
+	})
+}