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								package req
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								import (
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									"context"
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									"mayfly-go/pkg/biz"
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									"mayfly-go/pkg/contextx"
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									"mayfly-go/pkg/model"
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									"mayfly-go/pkg/utils/assert"
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									"net/http"
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									"time"
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								)
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								// 处理函数
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								type HandlerFunc func(*Ctx)
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								type Ctx struct {
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									Conf *Conf     // 请求配置
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									F    *WrapperF // http framework处理接口
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									ReqParam any   // 请求参数,主要用于记录日志
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									ResData  any   // 响应结果
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									Error    any   // 请求错误
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									timed    int64 // 执行时间
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									MetaCtx context.Context // 元数据上下文信息,如登录账号(只有校验token后才会有值),traceId等
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								}
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								func (rc *Ctx) Handle(handler HandlerFunc) {
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									begin := time.Now()
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									defer func() {
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										rc.timed = time.Since(begin).Milliseconds()
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										if err := recover(); err != nil {
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											rc.Error = err
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											ErrorRes(rc, err)
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										}
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										// 应用所有请求后置处理器
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										ApplyHandlerInterceptor(afterHandlers, rc)
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									}()
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									assert.IsTrue(rc.F != nil, "F == nil")
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									// 默认为不记录请求参数,可在handler回调函数中覆盖赋值
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									rc.ReqParam = nil
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									// 默认响应结果为nil,可在handler中赋值
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									rc.ResData = nil
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									// 调用请求前所有处理器
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									err := ApplyHandlerInterceptor(beforeHandlers, rc)
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									if err != nil {
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										panic(err)
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									}
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									handler(rc)
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									if rc.Conf == nil || !rc.Conf.noRes {
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										rc.F.JSONRes(http.StatusOK, model.Success(rc.ResData))
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									}
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								}
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								// 获取当前登录账号信息,不存在则会报错。
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								//
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								// 若不需要报错,则使用contextx.GetLoginAccount方法
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								func (rc *Ctx) GetLoginAccount() *model.LoginAccount {
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									la := contextx.GetLoginAccount(rc.MetaCtx)
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									biz.IsTrue(la != nil, "获取登录账号信息失败, 请确认该接口是否通过鉴权")
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									return la
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								}
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								func (rc *Ctx) WithConf(conf *Conf) *Ctx {
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									rc.Conf = conf
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									return rc
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								}
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								// 设置请求上下文需要的权限信息
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								func (rc *Ctx) WithRequiredPermission(permission *Permission) *Ctx {
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									if rc.Conf == nil {
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										rc.Conf = new(Conf)
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									}
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									rc.Conf.requiredPermission = permission
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									return rc
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								}
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								// 设置请求日志信息
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								func (rc *Ctx) WithLog(logInfo *LogInfo) *Ctx {
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									if rc.Conf == nil {
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										rc.Conf = new(Conf)
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									}
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									rc.Conf.logInfo = logInfo
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									return rc
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								}
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								func (rc *Ctx) GetLogInfo() *LogInfo {
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									return rc.Conf.logInfo
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								}
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								/************************************/
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								/***** GOLANG.ORG/X/NET/CONTEXT -> copy gin.Context *****/
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								/************************************/
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								// hasRequestContext returns whether c.Request has Context and fallback.
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								func (c *Ctx) hasRequestContext() bool {
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									request := c.F.GetRequest()
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									return request != nil && request.Context() != nil
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								}
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								// Deadline returns that there is no deadline (ok==false) when c.Request has no Context.
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								func (c *Ctx) Deadline() (deadline time.Time, ok bool) {
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									if !c.hasRequestContext() {
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										return
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									}
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									return c.F.GetRequest().Context().Deadline()
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								}
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								// Done returns nil (chan which will wait forever) when c.Request has no Context.
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								func (c *Ctx) Done() <-chan struct{} {
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							 | 
							
								
									
								 | 
							
							
									if !c.hasRequestContext() {
							 | 
						
					
						
							| 
								
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							 | 
							
								
									
								 | 
							
							
										return nil
							 | 
						
					
						
							| 
								
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							 | 
							
								
									
								 | 
							
							
									}
							 | 
						
					
						
							| 
								
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							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									return c.F.GetRequest().Context().Done()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
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								 | 
							
							
								
							 | 
						
					
						
							| 
								
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								 | 
							
							
								// Err returns nil when c.Request has no Context.
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								func (c *Ctx) Err() error {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									if !c.hasRequestContext() {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
										return nil
							 | 
						
					
						
							| 
								
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							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									}
							 | 
						
					
						
							| 
								
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							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									return c.F.GetRequest().Context().Err()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								
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							| 
								
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								 | 
							
							
								// Value returns the value associated with this context for key, or nil
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								// if no value is associated with key. Successive calls to Value with
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								// the same key returns the same result.
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								func (c *Ctx) Value(key any) any {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									if key == 0 {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
										return c.F.GetRequest()
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									if !c.hasRequestContext() {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
										return nil
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									return c.F.GetRequest().Context().Value(key)
							 | 
						
					
						
							
								
									
										
										
										
											2021-03-24 17:18:39 +08:00
										 
									 
								 
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								}
							 | 
						
					
						
							
								
									
										
										
										
											2021-05-08 18:00:33 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								// 处理器拦截器函数
							 | 
						
					
						
							
								
									
										
										
										
											2023-01-14 16:29:52 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								type HandlerInterceptorFunc func(*Ctx) error
							 | 
						
					
						
							
								
									
										
										
										
											2021-05-08 18:00:33 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								type HandlerInterceptors []HandlerInterceptorFunc
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								var (
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									beforeHandlers HandlerInterceptors
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									afterHandlers  HandlerInterceptors
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								// 使用前置处理器函数
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								func UseBeforeHandlerInterceptor(b HandlerInterceptorFunc) {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									beforeHandlers = append(beforeHandlers, b)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								// 使用后置处理器函数
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								func UseAfterHandlerInterceptor(b HandlerInterceptorFunc) {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									afterHandlers = append(afterHandlers, b)
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								// 应用指定处理器拦截器,如果有一个错误则直接返回错误
							 | 
						
					
						
							
								
									
										
										
										
											2023-06-01 12:31:32 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								func ApplyHandlerInterceptor(his HandlerInterceptors, rc *Ctx) any {
							 | 
						
					
						
							
								
									
										
										
										
											2021-05-08 18:00:33 +08:00
										 
									 
								 
							 | 
							
								
									
										
									
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									for _, handler := range his {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
										if err := handler(rc); err != nil {
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
											return err
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
										}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									}
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
									return nil
							 | 
						
					
						
							| 
								
							 | 
							
								
							 | 
							
								
							 | 
							
								
									
								 | 
							
							
								}
							 |