Implementation endpoint for APIv4: GET /teams/name/{name} (#5473)

* APIv4: GET /teams/name/{name}

Signed-off-by: Saturnino Abril <saturnino.abril@gmail.com>

* reorganized test with SystemAdminClient

Signed-off-by: Saturnino Abril <saturnino.abril@gmail.com>

api4/team.go

@@ -21,6 +21,7 @@ func InitTeam() {
 	BaseRoutes.Team.Handle("", ApiSessionRequired(getTeam)).Methods("GET")
 	BaseRoutes.Team.Handle("/stats", ApiHandler(getTeamStats)).Methods("GET")
 
+	BaseRoutes.TeamByName.Handle("", ApiSessionRequired(getTeamByName)).Methods("GET")
 	BaseRoutes.TeamMember.Handle("", ApiSessionRequired(getTeamMember)).Methods("GET")
 }
 
@@ -66,6 +67,21 @@ func getTeam(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+func getTeamByName(c *Context, w http.ResponseWriter, r *http.Request) {
+	if team, err := app.GetTeamByName(c.Params.TeamName); err != nil {
+		c.Err = err
+		return
+	} else {
+		if team.Type != model.TEAM_OPEN && !app.SessionHasPermissionToTeam(c.Session, team.Id, model.PERMISSION_VIEW_TEAM) {
+			c.SetPermissionError(model.PERMISSION_VIEW_TEAM)
+			return
+		}
+
+		w.Write([]byte(team.ToJson()))
+		return
+	}
+}
+
 func getTeamsForUser(c *Context, w http.ResponseWriter, r *http.Request) {
 	c.RequireUserId()
 	if c.Err != nil {