VILLASweb-backend-go/routes/scenario/scenario_endpoints.go

361 lines
10 KiB
Go

/** Scenario package, endpoints.
*
* @author Sonja Happ <sonja.happ@eonerc.rwth-aachen.de>
* @copyright 2014-2019, Institute for Automation of Complex Power Systems, EONERC
* @license GNU General Public License (version 3)
*
* VILLASweb-backend-go
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************************/
package scenario
import (
"git.rwth-aachen.de/acs/public/villas/web-backend-go/database"
"git.rwth-aachen.de/acs/public/villas/web-backend-go/helper"
"github.com/gin-gonic/gin"
"net/http"
)
func RegisterScenarioEndpoints(r *gin.RouterGroup) {
r.GET("", getScenarios)
r.POST("", addScenario)
r.PUT("/:scenarioID", updateScenario)
r.GET("/:scenarioID", getScenario)
r.DELETE("/:scenarioID", deleteScenario)
r.GET("/:scenarioID/users", getUsersOfScenario)
r.PUT("/:scenarioID/user", addUserToScenario)
r.DELETE("/:scenarioID/user", deleteUserFromScenario)
}
// getScenarios godoc
// @Summary Get all scenarios of requesting user
// @ID getScenarios
// @Produce json
// @Tags scenarios
// @Success 200 {object} api.ResponseScenarios "Scenarios to which user has access"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Router /scenarios [get]
// @Security Bearer
func getScenarios(c *gin.Context) {
// Checking permissions is not required here as read access is independent of user's role
// ATTENTION: do not use c.GetInt (common.UserIDCtx) since userID is of type uint and not int
userID, _ := c.Get(database.UserIDCtx)
db := database.GetDB()
var u database.User
err := db.Find(&u, userID.(uint)).Error
if helper.DBError(c, err) {
return
}
// get all scenarios for the user who issues the request
var scenarios []database.Scenario
if u.Role == "Admin" { // Admin can see all scenarios
err = db.Order("ID asc").Find(&scenarios).Error
if helper.DBError(c, err) {
return
}
} else { // User or Guest roles see only their scenarios
err = db.Order("ID asc").Model(&u).Related(&scenarios, "Scenarios").Error
if helper.DBError(c, err) {
return
}
}
// TODO return list of configIDs, dashboardIDs and userIDs per scenario
c.JSON(http.StatusOK, gin.H{"scenarios": scenarios})
}
// addScenario godoc
// @Summary Add a scenario
// @ID addScenario
// @Accept json
// @Produce json
// @Tags scenarios
// @Success 200 {object} api.ResponseScenario "scenario that was added"
// @Failure 400 {object} api.ResponseError "Bad request"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param inputScenario body scenario.addScenarioRequest true "Scenario to be added"
// @Router /scenarios [post]
// @Security Bearer
func addScenario(c *gin.Context) {
ok, _ := database.CheckScenarioPermissions(c, database.Create, "none", -1)
if !ok {
return
}
// ATTENTION: do not use c.GetInt (common.UserIDCtx) since userID is of type uint and not int
userID, _ := c.Get(database.UserIDCtx)
db := database.GetDB()
var u database.User
err := db.Find(&u, userID.(uint)).Error
if helper.DBError(c, err) {
return
}
var req addScenarioRequest
if err := c.ShouldBindJSON(&req); err != nil {
helper.BadRequestError(c, err.Error())
return
}
// Validate the request
if err = req.validate(); err != nil {
helper.UnprocessableEntityError(c, err.Error())
return
}
// Create the new scenario from the request
newScenario := req.createScenario()
// Save the new scenario in the DB
err = newScenario.save()
if helper.DBError(c, err) {
return
}
// add user to new scenario
err = newScenario.addUser(&(u))
if helper.DBError(c, err) {
return
}
c.JSON(http.StatusOK, gin.H{"scenario": newScenario.Scenario})
}
// updateScenario godoc
// @Summary Update a scenario
// @ID updateScenario
// @Tags scenarios
// @Accept json
// @Produce json
// @Success 200 {object} api.ResponseScenario "Updated scenario."
// @Failure 400 {object} api.ResponseError "Bad request"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param inputScenario body scenario.updateScenarioRequest true "Scenario to be updated"
// @Param scenarioID path int true "Scenario ID"
// @Router /scenarios/{scenarioID} [put]
// @Security Bearer
func updateScenario(c *gin.Context) {
ok, oldScenario_r := database.CheckScenarioPermissions(c, database.Update, "path", -1)
if !ok {
return
}
var oldScenario Scenario
oldScenario.Scenario = oldScenario_r
// Bind the (context) with the updateScenarioRequest struct
var req updateScenarioRequest
if err := c.ShouldBindJSON(&req); err != nil {
helper.BadRequestError(c, err.Error())
return
}
// Validate the request based on struct updateScenarioRequest json tags
if err := req.Scenario.validate(); err != nil {
helper.BadRequestError(c, err.Error())
return
}
// Create the updatedScenario from oldScenario
userRole, _ := c.Get(database.UserRoleCtx)
updatedScenario := req.updatedScenario(oldScenario, userRole.(string))
// Finally update the scenario
err := oldScenario.update(updatedScenario)
if helper.DBError(c, err) {
return
}
c.JSON(http.StatusOK, gin.H{"scenario": updatedScenario.Scenario})
}
// getScenario godoc
// @Summary Get scenario
// @ID getScenario
// @Produce json
// @Tags scenarios
// @Success 200 {object} api.ResponseScenario "Scenario requested by user"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param scenarioID path int true "Scenario ID"
// @Router /scenarios/{scenarioID} [get]
// @Security Bearer
func getScenario(c *gin.Context) {
ok, so := database.CheckScenarioPermissions(c, database.Read, "path", -1)
if !ok {
return
}
// TODO return list of configIDs, dashboardIDs and userIDs per scenario
c.JSON(http.StatusOK, gin.H{"scenario": so})
}
// deleteScenario godoc
// @Summary Delete a scenario
// @ID deleteScenario
// @Tags scenarios
// @Produce json
// @Success 200 {object} api.ResponseScenario "Deleted scenario"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param scenarioID path int true "Scenario ID"
// @Router /scenarios/{scenarioID} [delete]
// @Security Bearer
func deleteScenario(c *gin.Context) {
ok, so_r := database.CheckScenarioPermissions(c, database.Delete, "path", -1)
if !ok {
return
}
var so Scenario
so.Scenario = so_r
err := so.delete()
if helper.DBError(c, err) {
return
}
c.JSON(http.StatusOK, gin.H{"scenario": so.Scenario})
}
// getUsersOfScenario godoc
// @Summary Get users of a scenario
// @ID getUsersOfScenario
// @Produce json
// @Tags scenarios
// @Success 200 {object} api.ResponseUsers "Array of users that have access to the scenario"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param scenarioID path int true "Scenario ID"
// @Router /scenarios/{scenarioID}/users/ [get]
// @Security Bearer
func getUsersOfScenario(c *gin.Context) {
ok, so_r := database.CheckScenarioPermissions(c, database.Read, "path", -1)
if !ok {
return
}
var so Scenario
so.Scenario = so_r
// Find all users of scenario
allUsers, _, err := so.getUsers()
if helper.DBError(c, err) {
return
}
c.JSON(http.StatusOK, gin.H{"users": allUsers})
}
// addUserToScenario godoc
// @Summary Add a user to a a scenario
// @ID addUserToScenario
// @Tags scenarios
// @Produce json
// @Success 200 {object} api.ResponseUser "User that was added to scenario"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param scenarioID path int true "Scenario ID"
// @Param username query string true "User name"
// @Router /scenarios/{scenarioID}/user [put]
// @Security Bearer
func addUserToScenario(c *gin.Context) {
ok, so_r := database.CheckScenarioPermissions(c, database.Update, "path", -1)
if !ok {
return
}
var so Scenario
so.Scenario = so_r
username := c.Request.URL.Query().Get("username")
var u database.User
db := database.GetDB()
err := db.Find(&u, "Username = ?", username).Error
if helper.DBError(c, err) {
return
}
if !u.Active {
helper.BadRequestError(c, "bad user")
return
}
err = so.addUser(&(u))
if helper.DBError(c, err) {
return
}
c.JSON(http.StatusOK, gin.H{"user": u})
}
// deleteUserFromScenario godoc
// @Summary Delete a user from a scenario
// @ID deleteUserFromScenario
// @Tags scenarios
// @Produce json
// @Success 200 {object} api.ResponseUser "User that was deleted from scenario"
// @Failure 404 {object} api.ResponseError "Not found"
// @Failure 422 {object} api.ResponseError "Unprocessable entity"
// @Failure 500 {object} api.ResponseError "Internal server error"
// @Param scenarioID path int true "Scenario ID"
// @Param username query string true "User name"
// @Router /scenarios/{scenarioID}/user [delete]
// @Security Bearer
func deleteUserFromScenario(c *gin.Context) {
ok, so_r := database.CheckScenarioPermissions(c, database.Update, "path", -1)
if !ok {
return
}
var so Scenario
so.Scenario = so_r
username := c.Request.URL.Query().Get("username")
var u database.User
db := database.GetDB()
err := db.Find(&u, "Username = ?", username).Error
if helper.DBError(c, err) {
return
}
err = so.deleteUser(username)
if helper.DBError(c, err) {
return
}
c.JSON(http.StatusOK, gin.H{"user": u})
}