syntax = "proto3";

package twitter;

option go_package = "./proto;twitter";

service Twitter {
	rpc Timeline(TimelineRequest) returns (TimelineResponse) {}
	rpc Search(SearchRequest) returns (SearchResponse) {}
	rpc User(UserRequest) returns (UserResponse) {}
	rpc Trends(TrendsRequest) returns (TrendsResponse) {}
}

message Tweet {
	// id of the tweet
	int64 id = 1;
	// text of the tweet
	string text = 2;
	// username of the person who tweeted
	string username = 3;
	// time of tweet
	string created_at = 4;
	// number of times retweeted
	int64 retweeted_count = 7;
	// number of times favourited
	int64 favourited_count = 8;
}

message Profile {
	// the user id
	int64 id = 1;
	// display name of the user
	string name = 2;
	// the username
	string username = 3;
	// the user description
	string description = 4;
	// the account creation date
	string created_at = 5;
	// the user's location
	string location = 6;
	// the follower count
	int64 followers = 7;
	// if the account is private
	bool private = 8;
	// if the account is verified
	bool verified = 9;
	// The user's profile picture
	string image_url = 10;
}

message Trend {
	// name of the trend
	string name = 1;
	// the twitter url
	string url = 2;
	// the volume of tweets in last 24 hours
	int64 tweet_volume = 3;
}

// Get the timeline for a given user
message TimelineRequest {
	// the username to request the timeline for
	string username = 1;
	// number of tweets to return. default: 20
	int32 limit = 2;
}

message TimelineResponse {
	// The recent tweets for the user
	repeated Tweet tweets = 1;
}

// Search for tweets with a simple query
message SearchRequest {
	// the query to search for
	string query = 1;
	// number of tweets to return. default: 20
	int32 limit = 2;
}

message SearchResponse {
	// the related tweets for the search
	repeated Tweet tweets = 2;
}

// Get a user's twitter profile
message UserRequest {
	// the username to lookup
	string username = 1;
}

message UserResponse {
	// the current user status
	Tweet status = 1; 
	// The requested user profile
	Profile profile = 2;
}

// Get the current global trending topics
message TrendsRequest {
}

message TrendsResponse {
	// a list of trending topics 
	repeated Trend trends = 1;
}