Added ChangeUserName in db

backend/internal/database/db.go

@@ -27,6 +27,7 @@ type Database interface {
 	AddWeeklyReport(projectName string, userName string, week int, developmentTime int, meetingTime int, adminTime int, ownWorkTime int, studyTime int, testingTime int) error
 	AddUserToProject(username string, projectname string, role string) error
 	ChangeUserRole(username string, projectname string, role string) error
+	ChangeUserName(username string, newname string) error
 	GetAllUsersProject(projectname string) ([]UserProjectMember, error)
 	GetAllUsersApplication() ([]string, error)
 	GetProjectsForUser(username string) ([]types.Project, error)
@@ -67,6 +68,7 @@ const addWeeklyReport = `WITH UserLookup AS (SELECT id FROM users WHERE username
 						VALUES ((SELECT id FROM ProjectLookup), (SELECT id FROM UserLookup),?, ?, ?, ?, ?, ?, ?);`
 const addUserToProject = "INSERT INTO user_roles (user_id, project_id, p_role) VALUES (?, ?, ?)" // WIP
 const changeUserRole = "UPDATE user_roles SET p_role = ? WHERE user_id = ? AND project_id = ?"
+const changeUserName = "UPDATE user SET username = ? WHERE user_id = ?" // WIP
 
 const getProjectsForUser = `SELECT p.id, p.name, p.description FROM projects p	
 							JOIN user_roles ur ON p.id = ur.project_id
@@ -169,6 +171,20 @@ func (d *Db) ChangeUserRole(username string, projectname string, role string) er
 	return err3
 }
 
+// ChangeUserRole changes the role of a user within a project.
+func (d *Db) ChangeUserName(username string, newname string) error {
+	// Get the user ID
+	var userid int
+	userid, err := d.GetUserId(username)
+	if err != nil {
+		panic(err)
+	}
+
+	// Execute the SQL query to change the user's role
+	_, err2 := d.Exec(changeUserName, username, userid)
+	return err2
+}
+
 // GetUserRole retrieves the role of a user within a project.
 func (d *Db) GetUserRole(username string, projectname string) (string, error) {
 	var role string

backend/internal/handlers/global_state.go

@@ -38,6 +38,7 @@ type GlobalState interface {
 	ListAllUsers(c *fiber.Ctx) error        // To get a list of all users in the application database
 	ListAllUsersProject(c *fiber.Ctx) error // To get a list of all users for a specific project
 	ProjectRoleChange(c *fiber.Ctx) error   // To change a users role in a project
+	// ProjectNameChange(c * fiber.Ctx) error // WIP
 }
 
 // "Constructor"

backend/internal/handlers/handlers_project_related.go

@@ -93,6 +93,40 @@ func (gs *GState) ProjectRoleChange(c *fiber.Ctx) error {
 	return c.SendStatus(fiber.StatusOK)
 }
 
+// ProjectRoleChange is a handler that changes a user's role within a project
+func (gs *GState) ProjectNameChange(c *fiber.Ctx) error {
+
+	//check token and get username of current user
+	user := c.Locals("user").(*jwt.Token)
+	claims := user.Claims.(jwt.MapClaims)
+	projectManagerUsername := claims["name"].(string)
+	log.Info(projectManagerUsername)
+	// Extract the necessary parameters from the request
+	data := new(types.RoleChange)
+	if err := c.BodyParser(data); err != nil {
+		log.Info("error parsing username, project or role")
+		return c.Status(400).SendString(err.Error())
+	}
+
+	// dubble diping and checcking if current user is
+
+	if ismanager, err := gs.Db.IsProjectManager(projectManagerUsername, data.Projectname); err != nil {
+		log.Warn("Error checking if projectmanager:", err)
+		return c.Status(500).SendString(err.Error())
+	} else if !ismanager {
+		log.Warn("tried chaning name when not projectmanager:", err)
+		return c.Status(401).SendString("you can not change name when not projectManager")
+	}
+
+	// Change the user's role within the project in the database
+	if err := gs.Db.ChangeUserRole(data.Username, data.Projectname, data.Role); err != nil {
+		return c.Status(500).SendString(err.Error())
+	}
+
+	// Return a success message
+	return c.SendStatus(fiber.StatusOK)
+}
+
 // GetProject retrieves a specific project by its ID
 func (gs *GState) GetProject(c *fiber.Ctx) error {
 	// Extract the project ID from the request parameters or body