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use crate::error;
use crate::error::Error;
use crate::models;
use chrono::serde::ts_seconds;
use chrono::DateTime;
use chrono::Utc;
use reqwest;
use serde::Deserialize;
use serde::Serialize;
use serde_json::from_value;
use serde_json::Value;
#[derive(Serialize, Deserialize, Debug)]
pub struct Token {
#[serde(with = "ts_seconds")]
pub expires_at: DateTime<Utc>,
pub refresh_token: String,
pub access_token: String,
}
impl Token {
pub fn update_model(&self, out: &mut models::StravaToken) {
out.expires_at = self.expires_at.clone();
out.refresh_token = self.refresh_token.clone();
out.access_token = self.access_token.clone();
}
}
impl From<&models::StravaToken> for Token {
fn from(t: &models::StravaToken) -> Token {
Token {
expires_at: t.expires_at,
refresh_token: t.refresh_token.clone(),
access_token: t.access_token.clone(),
}
}
}
pub trait StravaApi: Sync + Send {
fn get(
&self,
method: &str,
access_token: &str,
params: &[(&str, &str)],
) -> Result<Value, Error>;
fn refresh_token(&self, token: &Token) -> Result<Token, Error>;
}
pub struct StravaImpl {
client: reqwest::blocking::Client,
base_url: String,
api_url: String,
client_id: String,
client_secret: String,
}
impl StravaImpl {
pub fn new(client_id: String, client_secret: String) -> StravaImpl {
StravaImpl {
client: reqwest::blocking::Client::new(),
base_url: "https://www.strava.com".to_string(),
api_url: "/api/v3".to_string(),
client_id,
client_secret,
}
}
}
impl StravaApi for StravaImpl {
fn get(
&self,
method: &str,
access_token: &str,
params: &[(&str, &str)],
) -> Result<Value, Error> {
let uri = format!("{}{}{}", self.base_url, self.api_url, method);
let response = self
.client
.get(&uri)
.bearer_auth(access_token)
.query(params)
.send()?;
info!("StravaApi::get({}) returned {:?}", method, response);
let status = response.status();
let json: Value = response.json()?;
if !status.is_success() {
return Err(From::from(error::StravaApiError::new(status, json)));
}
Ok(json)
}
fn refresh_token(&self, token: &Token) -> Result<Token, Error> {
let uri = format!("{}{}{}", self.base_url, self.api_url, "/oauth/token");
let params = [
("client_id", self.client_id.as_str()),
("client_secret", self.client_secret.as_str()),
("grant_type", "refresh_token"),
("refresh_token", token.refresh_token.as_str()),
];
let response = self.client.post(&uri).form(¶ms).send()?;
info!("StravaApi::refresh_token returned {:?}", response);
let status = response.status();
let json: Value = response.json()?;
if !status.is_success() {
return Err(From::from(error::StravaApiError::new(status, json)));
}
from_value(json).map_err(From::from)
}
}
pub fn exchange_token(client_id: &str, client_secret: &str, code: &str) -> Result<Token, Error> {
let client = reqwest::blocking::Client::new();
let params = [
("client_id", client_id),
("client_secret", client_secret),
("code", code),
];
let uri = "https://www.strava.com/oauth/token";
let req = client.post(uri).form(¶ms);
let json: Value = req.send().map(|r| r.json())??;
from_value(json).map_err(From::from)
}
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