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syntax = "proto3";

package transport_catalogue_serialize;

enum RouteType {
    UNKNOWN = 0;
    LINEAR = 1;
    CIRCLE = 2;
}

message Coordinates {
    double lat = 1;
    double lng = 2;
}

message Stop {
    uint32 id = 1;
    string name = 2;
    Coordinates coordinates = 3;
}

message Route {
    uint32 id = 1;
    string name = 2;
    RouteType type = 3;
    repeated uint32 stop_ids = 4;
}

message Distance {
    uint32 stop_id_from = 1;
    uint32 stop_id_to = 2;
    int32 distance = 3;
}

message Catalogue {
    repeated Stop stops = 1;
    repeated Route routes = 2;
    repeated Distance distances = 3;
}

message TransportCatalogue {
    Catalogue catalogue = 1;
}