feat(park):完成获取园区详细信息的功能。

controller/park.go

@@ -29,6 +29,7 @@ func InitializeParkController(router *gin.Engine) {
 	ParkController.Router.GET("/parks/:uid", security.ManagementAuthorize, listAllParksUnderSpecificUser)
 	ParkController.Router.POST("/park", security.EnterpriseAuthorize, createNewPark)
 	ParkController.Router.PUT("/park/:pid", security.EnterpriseAuthorize, modifyPark)
+	ParkController.Router.GET("/park/:pid", security.EnterpriseAuthorize, fetchParkDetail)
 }
 
 func listAllParksUnderSessionUser(c *gin.Context) {
@@ -138,3 +139,28 @@ func modifyPark(c *gin.Context) {
 	}
 	result.Updated("指定园区资料已更新。")
 }
+
+func fetchParkDetail(c *gin.Context) {
+	result := response.NewResult(c)
+	session, exists := c.Get("session")
+	if !exists {
+		result.Error(http.StatusUnauthorized, "用户会话无效。")
+		return
+	}
+	userSession, ok := session.(*model.Session)
+	if !ok {
+		result.Failure(http.StatusInternalServerError, "内部缓存错误，需要重新登录。")
+		return
+	}
+	requestParkId := c.Param("pid")
+	park, err := repository.ParkRepo.FetchParkDetail(requestParkId)
+	if err != nil {
+		result.Error(http.StatusInternalServerError, err.Error())
+		return
+	}
+	if userSession.Uid != park.UserId {
+		result.NotAccept("不能访问不属于自己的园区。")
+		return
+	}
+	result.Json(http.StatusOK, "已经获取到指定园区的信息。", gin.H{"park": park})
+}