syntax = "proto3";

package sentiment;

option go_package = "./proto;sentiment";

service Sentiment {
	rpc Analyze(AnalyzeRequest) returns (AnalyzeResponse) {};
}

// Analyze and score a piece of text
message AnalyzeRequest {
	// The text to analyze
	string text = 1;
	// The language. Defaults to english.
	string lang = 2;
}

message AnalyzeResponse {
	// The score of the text {positive is 1, negative is 0}
	double score = 1;
}