Separate Module for Lemmy HTTP requests
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346
src/lemmy/mod.rs
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346
src/lemmy/mod.rs
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use std::collections::HashMap;
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use std::env;
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use std::env::VarError;
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use std::error::Error;
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use chrono::NaiveDateTime;
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use lemmy_api_common::community::{ListCommunities, ListCommunitiesResponse};
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use lemmy_api_common::lemmy_db_views::structs::PostView;
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use lemmy_api_common::lemmy_db_views_actor::structs::CommunityView;
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use lemmy_api_common::person::{Login, LoginResponse};
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use lemmy_api_common::post::{CreatePost, FeaturePost, GetPosts, GetPostsResponse};
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use lemmy_api_common::sensitive::Sensitive;
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use lemmy_db_schema::newtypes::{CommunityId, DbUrl, InstanceId, LanguageId, PersonId, PostId};
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use lemmy_db_schema::{ListingType, PostFeatureType, SubscribedType};
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use reqwest::StatusCode;
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use serde_derive::{Deserialize, Serialize};
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use serde_json::json;
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use url::Url;
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use crate::HTTP_CLIENT;
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pub(crate) struct Credentials {
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username: String,
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password: String
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}
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impl Credentials {
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pub(crate) fn get_username(&self) -> Sensitive<String> {
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return Sensitive::new(self.username.clone());
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}
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pub(crate) fn get_password(&self) -> Sensitive<String> {
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return Sensitive::new(self.password.clone());
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}
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pub(crate) fn set_credentials() -> Result<Self, VarError> {
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let username = env::var("LEMMY_USERNAME")?;
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let password = env::var("LEMMY_PASSWORD")?;
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Ok(Credentials {
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username,
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password,
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})
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}
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}
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pub(crate) struct Lemmy {
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jwt_token: Sensitive<String>,
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instance: String,
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}
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pub(crate) async fn login(credentials: &Credentials, instance: &str) -> Result<Lemmy, Box<dyn Error>> {
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let login_params = Login {
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username_or_email: credentials.get_username(),
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password: credentials.get_password(),
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totp_2fa_token: None,
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};
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let response = HTTP_CLIENT
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.post(instance.to_string() + "/api/v3/user/login")
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.json(&login_params)
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.send()
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.await?;
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match response.status() {
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StatusCode::OK => {
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let data: LoginResponse = response.json().await.expect("Successful Login Request should return JSON");
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match data.jwt {
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Some(token) => Ok(Lemmy {
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jwt_token: token.clone(),
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instance: instance.to_string(),
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}),
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None => Err(panic!("Login did not return JWT token. Are the credentials valid?"))
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}
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},
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status => Err(panic!("Unexpected HTTP Status '{}' during Login", status.to_string()))
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}
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}
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impl Lemmy {
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pub(crate) async fn post(&self, post: CustomCreatePost) -> Result<PostId, Box<dyn Error>> {
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let response = HTTP_CLIENT
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.post(format!("{}/api/v3/post", &self.instance))
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.bearer_auth(&self.jwt_token.to_string())
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.json(&post)
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.send()
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.await?
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.text()
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.await?;
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let json_data = serde_json::from_str::<HashMap<&str, CustomPostView>>(&response)?
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.remove("post_view")
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.expect("Element should be present");
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Ok(json_data.post.id)
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}
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async fn feature(&self, params: CustomFeaturePost) -> Result<CustomPostView, Box<dyn Error>> {
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let response = HTTP_CLIENT
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.post(format!("{}/api/v3/post/feature", &self.instance))
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.bearer_auth(&self.jwt_token.to_string())
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.json(¶ms)
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.send()
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.await?
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.text()
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.await?;
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let json_data = serde_json::from_str::<HashMap<&str, CustomPostView>>(&response)?
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.remove("post_view")
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.expect("Element should be present");
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Ok(json_data)
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}
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pub(crate) async fn unpin(&self, post_id: PostId, location: PostFeatureType) -> Result<CustomPostView, Box<dyn Error>> {
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let pin_params = CustomFeaturePost {
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post_id,
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featured: false,
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feature_type: location,
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};
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self.feature(pin_params).await
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}
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pub(crate) async fn pin(&self, post_id: PostId, location: PostFeatureType) -> Result<CustomPostView, Box<dyn Error>> {
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let pin_params = CustomFeaturePost {
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post_id,
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featured: true,
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feature_type: location,
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};
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self.feature(pin_params).await
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}
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pub(crate) async fn get_community_pinned(&self, community: CommunityId) -> Result<Vec<CustomPostView>, Box<dyn Error>> {
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let list_params = GetPosts {
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community_id: Some(community),
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type_: Some(ListingType::Local),
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..Default::default()
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};
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let response = HTTP_CLIENT
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.get(format!("{}/api/v3/post/list", &self.instance))
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.bearer_auth(&self.jwt_token.to_string())
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.query(&list_params)
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.send()
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.await?
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.text()
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.await?;
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let json_data: CustomGetPostsResponse = serde_json::from_str(&response)?;
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Ok(json_data.posts.iter().filter(|post| {
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post.post.featured_community
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})
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.cloned()
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.collect()
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)
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}
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pub(crate) async fn get_local_pinned(&self) -> Result<Vec<CustomPostView>, Box<dyn Error>> {
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let list_params = GetPosts {
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type_: Some(ListingType::Local),
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..Default::default()
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};
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let response = HTTP_CLIENT
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.get(format!("{}/api/v3/post/list", &self.instance))
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.bearer_auth(&self.jwt_token.to_string())
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.query(&list_params)
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.send()
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.await?
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.text()
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.await?;
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let json_data: CustomGetPostsResponse = serde_json::from_str(&response)?;
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Ok(json_data.posts.iter().filter(|post| {
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post.post.featured_local
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})
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.cloned()
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.collect()
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)
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}
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pub(crate) async fn get_communities(&self) -> Result<HashMap<String, CommunityId>, Box<dyn Error>> {
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let list_params = ListCommunities {
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type_: Some(ListingType::Local),
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..Default::default()
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};
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let response = HTTP_CLIENT
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.get(format!("{}/api/v3/community/list", &self.instance))
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.bearer_auth(&self.jwt_token.to_string())
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.query(&list_params)
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.send()
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.await?
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.text()
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.await?;
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let json_data: CustomListCommunitiesResponse = serde_json::from_str(&response)?;
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let mut communities: HashMap<String, CommunityId> = HashMap::new();
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for community_view in json_data.communities {
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let community = community_view.community;
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communities.insert(community.name, community.id);
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}
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return Ok(communities)
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}
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}
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#[derive(Clone, Debug, Default, Deserialize, Serialize)]
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pub(crate) struct CustomCreatePost {
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pub(crate) name: String,
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pub(crate) community_id: CommunityId,
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pub(crate) url: Option<Url>,
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pub(crate) body: Option<String>,
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pub(crate) honeypot: Option<String>,
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pub(crate) nsfw: Option<bool>,
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pub(crate) language_id: Option<LanguageId>,
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}
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#[derive(Clone, Debug, Default, Deserialize, Serialize)]
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pub(crate) struct CustomFeaturePost {
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pub(crate) post_id: PostId,
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pub(crate) featured: bool,
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pub(crate) feature_type: PostFeatureType,
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}
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#[derive(Clone, Debug, Default, Deserialize, Serialize)]
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pub(crate) struct CustomListCommunitiesResponse {
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pub(crate) communities: Vec<CustomCommunityView>
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomCommunityView {
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pub(crate) community: CustomCommunity,
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pub(crate) subscribed: SubscribedType,
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pub(crate) blocked: bool,
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pub(crate) counts: CustomCommunityAggregates
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomCommunity {
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pub(crate) actor_id: String,
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pub(crate) banner: Option<String>,
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pub(crate) deleted: bool,
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pub(crate) description: Option<String>,
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pub(crate) hidden: bool,
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pub(crate) icon: Option<String>,
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pub(crate) id: CommunityId,
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pub(crate) instance_id: i32,
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pub(crate) local: bool,
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pub(crate) name: String,
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pub(crate) nsfw: bool,
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pub(crate) posting_restricted_to_mods: bool,
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pub(crate) published: String,
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pub(crate) removed: bool,
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pub(crate) title: String,
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pub(crate) updated: Option<String>,
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomCommunityAggregates {
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pub(crate) comments: i64,
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pub(crate) community_id: i32,
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pub(crate) posts: i64,
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pub(crate) published: String,
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pub(crate) subscribers: i64,
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pub(crate) users_active_day: i64,
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pub(crate) users_active_half_year: i64,
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pub(crate) users_active_month: i64,
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pub(crate) users_active_week: i64,
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomPostView {
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pub(crate) community: CustomCommunity,
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pub(crate) counts: CustomPostAggregates,
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pub(crate) creator: CustomPerson,
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pub(crate) creator_banned_from_community: bool,
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pub(crate) creator_blocked: bool,
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pub(crate) creator_is_admin: bool,
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pub(crate) creator_is_moderator: bool,
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pub(crate) my_vote: Option<i16>,
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pub(crate) post: CustomPost,
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pub(crate) read: bool,
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pub(crate) saved: bool,
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pub(crate) subscribed: SubscribedType,
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pub(crate) unread_comments: i64,
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomPostAggregates {
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pub(crate) comments: i64,
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pub(crate) downvotes: i64,
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pub(crate) post_id: PostId,
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pub(crate) published: String,
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pub(crate) score: i64,
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pub(crate) upvotes: i64,
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomPerson {
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pub(crate) actor_id: String,
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pub(crate) avatar: Option<String>,
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pub(crate) ban_expires: Option<String>,
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pub(crate) banned: bool,
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pub(crate) banner: Option<String>,
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pub(crate) bio: Option<String>,
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pub(crate) bot_account: bool,
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pub(crate) deleted: bool,
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pub(crate) display_name: Option<String>,
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pub(crate) id: PersonId,
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pub(crate) instance_id : InstanceId,
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pub(crate) local: bool,
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pub(crate) matrix_user_id: Option<String>,
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pub(crate) name: String,
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pub(crate) published: String,
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pub(crate) updated: Option<String>,
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomPost {
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pub(crate) id: PostId,
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pub(crate) name: String,
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pub(crate) url: Option<String>,
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pub(crate) body: Option<String>,
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pub(crate) creator_id: PersonId,
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pub(crate) community_id: CommunityId,
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pub(crate) removed: bool,
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pub(crate) locked: bool,
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pub(crate) published: String,
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pub(crate) updated: Option<String>,
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pub(crate) deleted: bool,
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pub(crate) nsfw: bool,
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pub(crate) embed_title: Option<String>,
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pub(crate) embed_description: Option<String>,
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pub(crate) thumbnail_url: Option<String>,
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pub(crate) ap_id: String,
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pub(crate) local: bool,
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pub(crate) embed_video_url: Option<String>,
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pub(crate) language_id: LanguageId,
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pub(crate) featured_community: bool,
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pub(crate) featured_local: bool,
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}
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#[derive(Clone, Debug, Deserialize, Serialize)]
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pub(crate) struct CustomGetPostsResponse {
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pub(crate) posts: Vec<CustomPostView>,
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}
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