Initial commit

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2026-02-12 14:31:30 +08:00
commit e01cdc9889
25 changed files with 3227 additions and 0 deletions

81
controllers/helper.go Normal file
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package controllers
import (
"net/http"
"github.com/gin-gonic/gin"
"git.beifan.cn/trace-system/backend-go/models"
)
// GetCurrentUser 从上下文中获取当前用户
// 如果用户未认证,返回 false 并返回 401 错误
func GetCurrentUser(ctx *gin.Context) (models.User, bool) {
user, exists := ctx.Get("user")
if !exists {
ctx.JSON(http.StatusUnauthorized, gin.H{
"message": "未认证",
})
return models.User{}, false
}
userModel, ok := user.(models.User)
if !ok {
ctx.JSON(http.StatusUnauthorized, gin.H{
"message": "用户信息无效",
})
return models.User{}, false
}
return userModel, true
}
// BindJSON 绑定 JSON 请求体
// 如果解析失败,返回错误并返回 400 响应
func BindJSON(ctx *gin.Context, obj interface{}) bool {
if err := ctx.ShouldBindJSON(obj); err != nil {
ctx.JSON(http.StatusBadRequest, gin.H{
"message": "无效的请求数据",
"error": err.Error(),
})
return false
}
return true
}
// BindQuery 绑定查询参数
// 如果解析失败,返回错误并返回 400 响应
func BindQuery(ctx *gin.Context, obj interface{}) bool {
if err := ctx.ShouldBindQuery(obj); err != nil {
ctx.JSON(http.StatusBadRequest, gin.H{
"message": "无效的查询参数",
"error": err.Error(),
})
return false
}
return true
}
// ErrorResponse 返回错误响应
func ErrorResponse(ctx *gin.Context, status int, message string, err ...error) {
response := gin.H{
"message": message,
}
if len(err) > 0 && err[0] != nil {
response["error"] = err[0].Error()
}
ctx.JSON(status, response)
}
// SuccessResponse 返回成功响应
func SuccessResponse(ctx *gin.Context, message string, data ...gin.H) {
response := gin.H{
"message": message,
}
if len(data) > 0 {
for key, value := range data[0] {
response[key] = value
}
}
ctx.JSON(http.StatusOK, response)
}