297 lines
8.4 KiB
Rust
297 lines
8.4 KiB
Rust
extern crate diesel;
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use diesel::*;
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use diesel::result::Error;
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use diesel::dsl::*;
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use serde::{Deserialize, Serialize};
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use { SortType };
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#[derive(EnumString,ToString,Debug, Serialize, Deserialize)]
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pub enum PostListingType {
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All, Subscribed, Community
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}
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// The faked schema since diesel doesn't do views
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table! {
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post_view (id) {
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id -> Int4,
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name -> Varchar,
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url -> Nullable<Text>,
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body -> Nullable<Text>,
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creator_id -> Int4,
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community_id -> Int4,
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removed -> Nullable<Bool>,
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locked -> Nullable<Bool>,
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published -> Timestamp,
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updated -> Nullable<Timestamp>,
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creator_name -> Varchar,
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community_name -> Varchar,
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number_of_comments -> BigInt,
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score -> BigInt,
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upvotes -> BigInt,
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downvotes -> BigInt,
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hot_rank -> Int4,
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user_id -> Nullable<Int4>,
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my_vote -> Nullable<Int4>,
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subscribed -> Nullable<Bool>,
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am_mod -> Nullable<Bool>,
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}
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}
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#[derive(Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize,QueryableByName,Clone)]
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#[table_name="post_view"]
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pub struct PostView {
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pub id: i32,
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pub name: String,
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pub url: Option<String>,
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pub body: Option<String>,
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pub creator_id: i32,
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pub community_id: i32,
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pub removed: Option<bool>,
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pub locked: Option<bool>,
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pub published: chrono::NaiveDateTime,
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pub updated: Option<chrono::NaiveDateTime>,
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pub creator_name: String,
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pub community_name: String,
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pub number_of_comments: i64,
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pub score: i64,
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pub upvotes: i64,
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pub downvotes: i64,
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pub hot_rank: i32,
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pub user_id: Option<i32>,
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pub my_vote: Option<i32>,
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pub subscribed: Option<bool>,
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pub am_mod: Option<bool>,
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}
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impl PostView {
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pub fn list(conn: &PgConnection,
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type_: PostListingType,
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sort: &SortType,
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for_community_id: Option<i32>,
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for_creator_id: Option<i32>,
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my_user_id: Option<i32>,
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limit: i64) -> Result<Vec<Self>, Error> {
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use actions::post_view::post_view::dsl::*;
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let mut query = post_view.limit(limit).into_boxed();
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if let Some(for_community_id) = for_community_id {
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query = query.filter(community_id.eq(for_community_id));
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};
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if let Some(for_creator_id) = for_creator_id {
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query = query.filter(creator_id.eq(for_creator_id));
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};
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match type_ {
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PostListingType::Subscribed => {
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query = query.filter(subscribed.eq(true));
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},
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_ => {}
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};
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// The view lets you pass a null user_id, if you're not logged in
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if let Some(my_user_id) = my_user_id {
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query = query.filter(user_id.eq(my_user_id));
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} else {
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query = query.filter(user_id.is_null());
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}
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query = match sort {
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SortType::Hot => query.order_by(hot_rank.desc()),
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SortType::New => query.order_by(published.desc()),
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SortType::TopAll => query.order_by(score.desc()),
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SortType::TopYear => query
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.filter(published.gt(now - 1.years()))
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.order_by(score.desc()),
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SortType::TopMonth => query
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.filter(published.gt(now - 1.months()))
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.order_by(score.desc()),
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SortType::TopWeek => query
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.filter(published.gt(now - 1.weeks()))
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.order_by(score.desc()),
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SortType::TopDay => query
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.filter(published.gt(now - 1.days()))
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.order_by(score.desc())
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};
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query = query.filter(removed.eq(false));
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query.load::<Self>(conn)
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}
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pub fn read(conn: &PgConnection, from_post_id: i32, my_user_id: Option<i32>) -> Result<Self, Error> {
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use actions::post_view::post_view::dsl::*;
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use diesel::prelude::*;
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let mut query = post_view.into_boxed();
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query = query.filter(id.eq(from_post_id));
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if let Some(my_user_id) = my_user_id {
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query = query.filter(user_id.eq(my_user_id));
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} else {
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query = query.filter(user_id.is_null());
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};
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query.first::<Self>(conn)
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}
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}
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#[cfg(test)]
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mod tests {
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use {establish_connection, Crud, Likeable};
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use super::*;
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use actions::community::*;
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use actions::user::*;
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use actions::post::*;
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#[test]
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fn test_crud() {
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let conn = establish_connection();
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let user_name = "tegan".to_string();
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let community_name = "test_community_3".to_string();
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let post_name = "test post 3".to_string();
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let new_user = UserForm {
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name: user_name.to_owned(),
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fedi_name: "rrf".into(),
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preferred_username: None,
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password_encrypted: "nope".into(),
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email: None,
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updated: None,
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admin: false,
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banned: false,
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};
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let inserted_user = User_::create(&conn, &new_user).unwrap();
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let new_community = CommunityForm {
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name: community_name.to_owned(),
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title: "nada".to_owned(),
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description: None,
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creator_id: inserted_user.id,
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category_id: 1,
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removed: None,
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updated: None
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};
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let inserted_community = Community::create(&conn, &new_community).unwrap();
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let new_post = PostForm {
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name: post_name.to_owned(),
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url: None,
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body: None,
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creator_id: inserted_user.id,
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community_id: inserted_community.id,
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removed: None,
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locked: None,
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updated: None
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};
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let inserted_post = Post::create(&conn, &new_post).unwrap();
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let post_like_form = PostLikeForm {
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post_id: inserted_post.id,
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user_id: inserted_user.id,
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score: 1
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};
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let inserted_post_like = PostLike::like(&conn, &post_like_form).unwrap();
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let expected_post_like = PostLike {
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id: inserted_post_like.id,
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post_id: inserted_post.id,
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user_id: inserted_user.id,
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published: inserted_post_like.published,
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score: 1
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};
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let post_like_form = PostLikeForm {
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post_id: inserted_post.id,
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user_id: inserted_user.id,
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score: 1
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};
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// the non user version
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let expected_post_listing_no_user = PostView {
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user_id: None,
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my_vote: None,
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id: inserted_post.id,
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name: post_name.to_owned(),
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url: None,
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body: None,
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creator_id: inserted_user.id,
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creator_name: user_name.to_owned(),
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community_id: inserted_community.id,
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removed: Some(false),
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locked: Some(false),
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community_name: community_name.to_owned(),
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number_of_comments: 0,
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score: 1,
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upvotes: 1,
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downvotes: 0,
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hot_rank: 864,
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published: inserted_post.published,
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updated: None,
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subscribed: None,
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am_mod: None,
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};
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let expected_post_listing_with_user = PostView {
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user_id: Some(inserted_user.id),
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my_vote: Some(1),
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id: inserted_post.id,
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name: post_name.to_owned(),
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url: None,
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body: None,
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removed: Some(false),
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locked: Some(false),
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creator_id: inserted_user.id,
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creator_name: user_name.to_owned(),
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community_id: inserted_community.id,
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community_name: community_name.to_owned(),
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number_of_comments: 0,
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score: 1,
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upvotes: 1,
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downvotes: 0,
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hot_rank: 864,
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published: inserted_post.published,
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updated: None,
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subscribed: None,
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am_mod: None,
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};
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let read_post_listings_with_user = PostView::list(&conn, PostListingType::Community, &SortType::New, Some(inserted_community.id), None, Some(inserted_user.id), 10).unwrap();
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let read_post_listings_no_user = PostView::list(&conn, PostListingType::Community, &SortType::New, Some(inserted_community.id), None, None, 10).unwrap();
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let read_post_listing_no_user = PostView::read(&conn, inserted_post.id, None).unwrap();
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let read_post_listing_with_user = PostView::read(&conn, inserted_post.id, Some(inserted_user.id)).unwrap();
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let like_removed = PostLike::remove(&conn, &post_like_form).unwrap();
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let num_deleted = Post::delete(&conn, inserted_post.id).unwrap();
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Community::delete(&conn, inserted_community.id).unwrap();
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User_::delete(&conn, inserted_user.id).unwrap();
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// The with user
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assert_eq!(expected_post_listing_with_user, read_post_listings_with_user[0]);
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assert_eq!(expected_post_listing_with_user, read_post_listing_with_user);
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assert_eq!(1, read_post_listings_with_user.len());
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// Without the user
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assert_eq!(expected_post_listing_no_user, read_post_listings_no_user[0]);
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assert_eq!(expected_post_listing_no_user, read_post_listing_no_user);
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assert_eq!(1, read_post_listings_no_user.len());
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// assert_eq!(expected_post, inserted_post);
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// assert_eq!(expected_post, updated_post);
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assert_eq!(expected_post_like, inserted_post_like);
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assert_eq!(1, like_removed);
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assert_eq!(1, num_deleted);
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}
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}
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