Split in main and lib
This commit is contained in:
Yuri Iozzelli
parent
157cac6fb3
commit
3bae8420d9
290
src/lib.rs
Normal file
290
src/lib.rs
Normal file
@ -0,0 +1,290 @@
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use anyhow::Result;
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use isahc::prelude::*;
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use openssl::hash::MessageDigest;
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use openssl::pkey::PKey;
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use openssl::rsa::Rsa;
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use openssl::sign::Signer;
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use serde::{de::DeserializeOwned, Deserialize, Serialize};
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const BASE: &str = "https://api.bunq.com";
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#[derive(Serialize)]
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struct Installation<'a> {
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client_public_key: &'a str,
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}
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#[derive(Deserialize)]
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struct Token {
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token: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "PascalCase")]
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struct InstallationResponse {
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token: Token,
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}
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#[derive(Serialize)]
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struct DeviceServer<'a> {
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description: &'a str,
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secret: &'a str,
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permitted_ips: &'a [&'a str],
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}
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#[derive(Serialize)]
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struct SessionServer<'a> {
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secret: &'a str,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "PascalCase")]
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struct SessionServerResponse {
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token: Token,
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user_person: UserPerson,
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}
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#[derive(Deserialize)]
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struct UserPerson {
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id: i64,
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}
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fn sign<K: openssl::pkey::HasPrivate>(body: &str, key: &PKey<K>) -> Result<String> {
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let mut signer = Signer::new(MessageDigest::sha256(), key)?;
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let sig = signer.sign_oneshot_to_vec(body.as_bytes())?;
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Ok(base64::encode(&sig))
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "PascalCase")]
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struct RawResponse {
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response: Vec<serde_json::Value>,
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pagination: Option<Pagination>,
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}
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struct Response<T> {
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response: T,
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pagination: Option<Pagination>,
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}
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impl RawResponse {
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fn decode_retarded<T: DeserializeOwned>(self) -> Result<Response<T>> {
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let mut map = serde_json::Map::new();
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for e in self.response {
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if let serde_json::Value::Object(e) = e {
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let (k, v) = e
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.into_iter()
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.next()
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.ok_or_else(|| anyhow::anyhow!("malformed response"))?;
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map.insert(k, v);
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}
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}
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Ok(Response {
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response: serde_json::from_value(map.into())?,
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pagination: self.pagination,
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})
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}
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}
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fn deserialize_retarded_response<T: DeserializeOwned>(r: &str) -> Result<Response<T>> {
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let r: RawResponse = serde_json::from_str(r)?;
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r.decode_retarded()
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}
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fn deserialize_normal_response<T: DeserializeOwned>(r: &str) -> Result<Response<T>> {
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let r: RawResponse = serde_json::from_str(r)?;
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Ok(Response {
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response: serde_json::from_value(r.response.into())?,
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pagination: r.pagination,
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})
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}
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#[derive(Serialize, Deserialize, Default)]
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struct AppState {
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token: String,
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pem_private: String,
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}
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#[derive(Serialize, Deserialize, Default)]
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pub struct BunqConfig {
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api_key: String,
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state: Option<AppState>,
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}
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pub struct BunqConfigReady {
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token: String,
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keypair: PKey<openssl::pkey::Private>,
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user_id: i64,
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}
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impl BunqConfig {
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pub fn load() -> Result<BunqConfig> {
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Ok(confy::load("bunq-rs")?)
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}
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pub fn save(&self) -> Result<()> {
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confy::store("bunq-rs", self)?;
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Ok(())
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}
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pub fn install(mut self) -> Result<BunqConfigReady> {
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let api_key = &self.api_key;
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let keypair = if let Some(state) = &self.state {
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PKey::private_key_from_pem(state.pem_private.as_bytes())?
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} else {
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let rsa = Rsa::generate(2048)?;
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let pem_private = rsa.private_key_to_pem()?;
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let pem_private = String::from_utf8(pem_private)?;
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let keypair = PKey::from_rsa(rsa)?;
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let pem_public = String::from_utf8(keypair.public_key_to_pem()?)?;
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let body = Installation {
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client_public_key: &pem_public,
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};
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let response = isahc::post(
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format!("{}/v1/installation", BASE),
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serde_json::to_string(&body)?,
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)?
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.text()?;
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let response: InstallationResponse = deserialize_retarded_response(&response)?.response;
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let token = response.token.token;
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let body = DeviceServer {
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description: "awesome",
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secret: &api_key,
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permitted_ips: &["31.21.118.143", "*"],
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};
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let body = serde_json::to_string(&body)?;
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let mut response = isahc::http::Request::post(format!("{}/v1/device-server", BASE))
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.header("X-Bunq-Client-Authentication", &token)
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.body(body)?
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.send()?;
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println!("{}", response.text()?);
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self.state = Some(AppState { pem_private, token });
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self.save()?;
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keypair
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};
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let token = self.state.unwrap().token;
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let body = SessionServer { secret: &api_key };
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let body = serde_json::to_string(&body)?;
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let sig = sign(&body, &keypair)?;
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let response = isahc::http::Request::post(format!("{}/v1/session-server", BASE))
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.header("X-Bunq-Client-Authentication", &token)
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.header("X-Bunq-Client-Signature", &sig)
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.body(body)?
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.send()?
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.text()?;
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let r: SessionServerResponse = deserialize_retarded_response(&response)?.response;
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Ok(BunqConfigReady {
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keypair,
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token: r.token.token,
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user_id: r.user_person.id,
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})
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}
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}
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impl BunqConfigReady {
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pub fn monetary_accounts(&self) -> Result<Vec<MonetaryAccountBank>> {
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let response = isahc::http::Request::get(format!(
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"{}/v1/user/{}/monetary-account",
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BASE, self.user_id
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))
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.header("X-Bunq-Client-Authentication", &self.token)
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.body(())?
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.send()?
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.text()?;
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Ok(
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deserialize_normal_response::<Vec<MonetaryAccount>>(&response)?
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.response
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.into_iter()
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.map(|m| m.monetary_account_bank)
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.collect(),
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)
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}
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pub fn payments(&self, acc: &MonetaryAccountBank) -> Result<Vec<Payment>> {
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let next_page = |url: &str| -> Result<(_, _)> {
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let response = isahc::http::Request::get(url)
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.header("X-Bunq-Client-Authentication", &self.token)
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.body(())?
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.send()?
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.text()?;
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let Response {
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response,
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pagination,
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} = deserialize_normal_response::<Vec<PaymentPayment>>(&response)?;
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Ok((
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response.into_iter().map(|p| p.payment).collect(),
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pagination,
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))
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};
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let mut url = format!(
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"/v1/user/{}/monetary-account/{}/payment",
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self.user_id, acc.id
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);
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let mut all = Vec::new();
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loop {
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let (mut payments, pag) = next_page(&format!("{}{}", BASE, url))?;
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all.append(&mut payments);
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if let Some(Pagination{older_url: Some(older_url),..}) = pag {
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url = older_url;
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} else {
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break;
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}
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}
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Ok(all)
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}
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}
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#[derive(Deserialize, Debug)]
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pub struct LabelMonetaryAccount {
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pub iban: Option<String>,
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pub display_name: String,
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pub merchant_category_code: Option<String>,
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}
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#[derive(Deserialize, Debug)]
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pub struct Amount {
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pub value: String,
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pub currency: String,
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}
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#[derive(Deserialize, Debug)]
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#[serde(rename_all = "PascalCase")]
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struct PaymentPayment {
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payment: Payment,
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}
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#[derive(Deserialize, Debug)]
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struct Pagination {
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future_url: Option<String>,
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newer_url: Option<String>,
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older_url: Option<String>,
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}
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#[derive(Deserialize, Debug)]
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pub struct Payment {
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pub alias: LabelMonetaryAccount,
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pub counterparty_alias: LabelMonetaryAccount,
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pub amount: Amount,
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pub balance_after_mutation: Amount,
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pub created: String,
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pub updated: String,
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pub description: String,
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pub id: i64,
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pub monetary_account_id: i64,
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#[serde(rename = "type")]
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pub type_: String,
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pub sub_type: String,
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}
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#[derive(Deserialize, Debug)]
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#[serde(rename_all = "PascalCase")]
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struct MonetaryAccount {
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monetary_account_bank: MonetaryAccountBank,
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}
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#[derive(Deserialize, Debug)]
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pub struct MonetaryAccountBank {
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pub id: i64,
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pub description: String,
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}
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293
src/main.rs
293
src/main.rs
@ -1,297 +1,8 @@
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use anyhow::Result;
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use isahc::prelude::*;
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use openssl::hash::MessageDigest;
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use openssl::pkey::PKey;
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use openssl::rsa::Rsa;
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use openssl::sign::{Signer, Verifier};
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use serde::{de::DeserializeOwned, Deserialize, Serialize};
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const BASE: &str = "https://api.bunq.com";
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#[derive(Serialize)]
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struct Installation<'a> {
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client_public_key: &'a str,
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}
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#[derive(Deserialize)]
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struct Token {
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token: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "PascalCase")]
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struct InstallationResponse {
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token: Token,
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}
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#[derive(Serialize)]
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struct DeviceServer<'a> {
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description: &'a str,
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secret: &'a str,
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permitted_ips: &'a [&'a str],
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}
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#[derive(Serialize)]
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struct SessionServer<'a> {
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secret: &'a str,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "PascalCase")]
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struct SessionServerResponse {
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token: Token,
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user_person: UserPerson,
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}
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#[derive(Deserialize)]
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struct UserPerson {
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id: i64,
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}
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fn sign<K: openssl::pkey::HasPrivate>(body: &str, key: &PKey<K>) -> Result<String> {
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let mut signer = Signer::new(MessageDigest::sha256(), key)?;
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let sig = signer.sign_oneshot_to_vec(body.as_bytes())?;
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Ok(base64::encode(&sig))
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "PascalCase")]
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struct RawResponse {
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response: Vec<serde_json::Value>,
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pagination: Option<Pagination>,
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}
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struct Response<T> {
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response: T,
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pagination: Option<Pagination>,
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}
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impl RawResponse {
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fn decode_retarded<T: DeserializeOwned>(self) -> Result<Response<T>> {
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let mut map = serde_json::Map::new();
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for e in self.response {
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if let serde_json::Value::Object(e) = e {
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let (k, v) = e
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.into_iter()
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.next()
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.ok_or_else(|| anyhow::anyhow!("malformed response"))?;
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map.insert(k, v);
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}
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}
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Ok(Response {
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response: serde_json::from_value(map.into())?,
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pagination: self.pagination,
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})
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}
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}
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fn deserialize_retarded_response<T: DeserializeOwned>(r: &str) -> Result<Response<T>> {
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let r: RawResponse = serde_json::from_str(r)?;
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r.decode_retarded()
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}
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fn deserialize_normal_response<T: DeserializeOwned>(r: &str) -> Result<Response<T>> {
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let r: RawResponse = serde_json::from_str(r)?;
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Ok(Response {
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response: serde_json::from_value(r.response.into())?,
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pagination: r.pagination,
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})
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}
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#[derive(Serialize, Deserialize, Default)]
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struct AppState {
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token: String,
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pem_private: String,
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}
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#[derive(Serialize, Deserialize, Default)]
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struct AppConfig {
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api_key: String,
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state: Option<AppState>,
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}
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struct AppConfigReady {
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api_key: String,
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token: String,
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keypair: PKey<openssl::pkey::Private>,
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user_id: i64,
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}
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impl AppConfig {
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pub fn load() -> Result<AppConfig> {
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Ok(confy::load("bunqledger")?)
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}
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pub fn save(&self) -> Result<()> {
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confy::store("bunqledger", self)?;
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Ok(())
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}
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pub fn install(mut self) -> Result<AppConfigReady> {
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let api_key = &self.api_key;
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let keypair = if let Some(state) = &self.state {
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PKey::private_key_from_pem(state.pem_private.as_bytes())?
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} else {
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let rsa = Rsa::generate(2048)?;
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let pem_private = rsa.private_key_to_pem()?;
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let pem_private = String::from_utf8(pem_private)?;
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let keypair = PKey::from_rsa(rsa)?;
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let pem_public = String::from_utf8(keypair.public_key_to_pem()?)?;
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let body = Installation {
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client_public_key: &pem_public,
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};
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let response = isahc::post(
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format!("{}/v1/installation", BASE),
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serde_json::to_string(&body)?,
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)?
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.text()?;
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let response: InstallationResponse = deserialize_retarded_response(&response)?.response;
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let token = response.token.token;
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let body = DeviceServer {
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description: "awesome",
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secret: &api_key,
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permitted_ips: &["31.21.118.143", "*"],
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};
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let body = serde_json::to_string(&body)?;
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let mut response = isahc::http::Request::post(format!("{}/v1/device-server", BASE))
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.header("X-Bunq-Client-Authentication", &token)
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.body(body)?
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.send()?;
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println!("{}", response.text()?);
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self.state = Some(AppState { pem_private, token });
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self.save()?;
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keypair
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};
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let token = self.state.unwrap().token;
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let body = SessionServer { secret: &api_key };
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let body = serde_json::to_string(&body)?;
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let sig = sign(&body, &keypair)?;
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let response = isahc::http::Request::post(format!("{}/v1/session-server", BASE))
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.header("X-Bunq-Client-Authentication", &token)
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.header("X-Bunq-Client-Signature", &sig)
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.body(body)?
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.send()?
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.text()?;
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let r: SessionServerResponse = deserialize_retarded_response(&response)?.response;
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Ok(AppConfigReady {
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api_key: self.api_key,
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keypair,
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token: r.token.token,
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user_id: r.user_person.id,
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})
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}
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}
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impl AppConfigReady {
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pub fn monetary_accounts(&self) -> Result<Vec<MonetaryAccountBank>> {
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let response = isahc::http::Request::get(format!(
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"{}/v1/user/{}/monetary-account",
|
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BASE, self.user_id
|
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))
|
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.header("X-Bunq-Client-Authentication", &self.token)
|
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.body(())?
|
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.send()?
|
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.text()?;
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Ok(
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deserialize_normal_response::<Vec<MonetaryAccount>>(&response)?
|
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.response
|
||||
.into_iter()
|
||||
.map(|m| m.monetary_account_bank)
|
||||
.collect(),
|
||||
)
|
||||
}
|
||||
pub fn payments(&self, acc: &MonetaryAccountBank) -> Result<Vec<Payment>> {
|
||||
let next_page = |url: &str| -> Result<(_, _)> {
|
||||
let response = isahc::http::Request::get(url)
|
||||
.header("X-Bunq-Client-Authentication", &self.token)
|
||||
.body(())?
|
||||
.send()?
|
||||
.text()?;
|
||||
let Response {
|
||||
response,
|
||||
pagination,
|
||||
} = deserialize_normal_response::<Vec<PaymentPayment>>(&response)?;
|
||||
Ok((
|
||||
response.into_iter().map(|p| p.payment).collect(),
|
||||
pagination,
|
||||
))
|
||||
};
|
||||
let mut url = format!(
|
||||
"/v1/user/{}/monetary-account/{}/payment",
|
||||
self.user_id, acc.id
|
||||
);
|
||||
let mut all = Vec::new();
|
||||
loop {
|
||||
let (mut payments, pag) = next_page(&format!("{}{}", BASE, url))?;
|
||||
all.append(&mut payments);
|
||||
if let Some(Pagination{older_url: Some(older_url),..}) = pag {
|
||||
url = older_url;
|
||||
} else {
|
||||
break;
|
||||
}
|
||||
}
|
||||
Ok(all)
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
struct LabelMonetaryAccount {
|
||||
iban: Option<String>,
|
||||
display_name: String,
|
||||
merchant_category_code: Option<String>,
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
struct Amount {
|
||||
value: String,
|
||||
currency: String,
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
#[serde(rename_all = "PascalCase")]
|
||||
struct PaymentPayment {
|
||||
payment: Payment,
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
struct Pagination {
|
||||
future_url: Option<String>,
|
||||
newer_url: Option<String>,
|
||||
older_url: Option<String>,
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
struct Payment {
|
||||
alias: LabelMonetaryAccount,
|
||||
counterparty_alias: LabelMonetaryAccount,
|
||||
amount: Amount,
|
||||
balance_after_mutation: Amount,
|
||||
created: String,
|
||||
updated: String,
|
||||
description: String,
|
||||
id: i64,
|
||||
monetary_account_id: i64,
|
||||
#[serde(rename = "type")]
|
||||
type_: String,
|
||||
sub_type: String,
|
||||
}
|
||||
|
||||
#[derive(Deserialize, Debug)]
|
||||
#[serde(rename_all = "PascalCase")]
|
||||
struct MonetaryAccount {
|
||||
monetary_account_bank: MonetaryAccountBank,
|
||||
}
|
||||
#[derive(Deserialize, Debug)]
|
||||
struct MonetaryAccountBank {
|
||||
id: i64,
|
||||
description: String,
|
||||
}
|
||||
use bunqledger::BunqConfig;
|
||||
|
||||
fn main() -> Result<()> {
|
||||
let cfg = AppConfig::load()?;
|
||||
let cfg = BunqConfig::load()?;
|
||||
|
||||
let cfg = cfg.install()?;
|
||||
let accs = cfg.monetary_accounts()?;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user