syntax = "proto3";

package weather;

option go_package = "codeberg.org/andcscott/OpenWeatherMap-gRPC-API/proto";

// Sub-message for exact coordinates
message Coordinates {
  float latitude = 1;
  float longitude = 2;
}

// Sub-message to specify location
message OneOfLocation {
  oneof location_id {
    string city = 1;
    string zip_code = 2;
    Coordinates coords = 3; 
  }
}

// Used to help the API find info for the correct location. If unspecified, an
// attept is still made but results may be inaccurate.
enum LocationType {
  LOCATION_TYPE_UNSPECIFIED = 0;
  LOCATION_TYPE_CITY = 1;
  LOCATION_TYPE_ZIP_CODE = 2;
  LOCATION_TYPE_COORDS = 3;
}

/* Get the latitude and longitude for a given location
 * Commented parameters in the message definition are not implemeneted yet
 * location_type {LocationType} - name or value of the desired LocationType enum
 * location {OneOfLocation} - city name, zip code, or coordinates
 */
message RequestLocation {
  LocationType location_type = 1;
  OneOfLocation location = 2;
}

// Response to RequestLocation
message SendLocation {
  float latitude = 1;
  float longitude = 2;
}