HLN3DMBIZROGLJG2LVA3XTA4WXYE3FICJX5XOCEE3LEGA5SSULWQC
matrix_room := '#$mbare_room:$self.config.matrix_host'
matrix_room_id := self.matrix.room_alias(matrix_room) or { 'unknown' }
mut matrix_room_id := ''
if mbare_room.len > 1 {
matrix_room := '#$mbare_room:$self.config.matrix_host'
// vbug fn ?string in match {} is fail
matrix_room_id = self.matrix.room_alias(matrix_room) or { 'unknown' }
} else {
matrix_room_id = room_name.split('!')[1]
}