lemmy/crates/api_common/src/post.rs
phiresky 544d30f0d4
Fix Posts List Performance + cursor-based pagination (#3872)
* add token-based pagination + fast subscribed post view

* add migrations

* fix failing heuristic

* revert

* output pagination token as next_page, fix off-by-one, restructure

* more cleanup

* clean

* format sql

* fix comment

* fix tests

* e

* empty

* move last page thing

* restructure a bit for readability

* rename page_cursor

* update for scaled sort

* fix

* sql format

* fix

* get rid of macros

---------

Co-authored-by: Dessalines <dessalines@users.noreply.github.com>
2023-09-18 15:44:48 +02:00

265 lines
7.8 KiB
Rust

use crate::sensitive::Sensitive;
use lemmy_db_schema::{
newtypes::{CommentId, CommunityId, DbUrl, LanguageId, PostId, PostReportId},
ListingType,
PostFeatureType,
SortType,
};
use lemmy_db_views::structs::{PaginationCursor, PostReportView, PostView};
use lemmy_db_views_actor::structs::{CommunityModeratorView, CommunityView};
use serde::{Deserialize, Serialize};
use serde_with::skip_serializing_none;
#[cfg(feature = "full")]
use ts_rs::TS;
use url::Url;
#[skip_serializing_none]
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Create a post.
pub struct CreatePost {
pub name: String,
pub community_id: CommunityId,
#[cfg_attr(feature = "full", ts(type = "string"))]
pub url: Option<Url>,
/// An optional body for the post in markdown.
pub body: Option<String>,
/// A honeypot to catch bots. Should be None.
pub honeypot: Option<String>,
pub nsfw: Option<bool>,
pub language_id: Option<LanguageId>,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
pub struct PostResponse {
pub post_view: PostView,
}
#[skip_serializing_none]
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Get a post. Needs either the post id, or comment_id.
pub struct GetPost {
pub id: Option<PostId>,
pub comment_id: Option<CommentId>,
pub auth: Option<Sensitive<String>>,
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// The post response.
pub struct GetPostResponse {
pub post_view: PostView,
pub community_view: CommunityView,
pub moderators: Vec<CommunityModeratorView>,
/// A list of cross-posts, or other times / communities this link has been posted to.
pub cross_posts: Vec<PostView>,
}
#[skip_serializing_none]
#[derive(Serialize, Deserialize, Debug, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Get a list of posts.
pub struct GetPosts {
pub type_: Option<ListingType>,
pub sort: Option<SortType>,
/// DEPRECATED, use page_cursor
pub page: Option<i64>,
pub limit: Option<i64>,
pub community_id: Option<CommunityId>,
pub community_name: Option<String>,
pub saved_only: Option<bool>,
pub liked_only: Option<bool>,
pub disliked_only: Option<bool>,
pub auth: Option<Sensitive<String>>,
pub page_cursor: Option<PaginationCursor>,
}
#[derive(Serialize, Deserialize, Debug, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// The post list response.
pub struct GetPostsResponse {
pub posts: Vec<PostView>,
/// the pagination cursor to use to fetch the next page
pub next_page: Option<PaginationCursor>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Like a post.
pub struct CreatePostLike {
pub post_id: PostId,
/// Score must be -1, 0, or 1.
pub score: i16,
pub auth: Sensitive<String>,
}
#[skip_serializing_none]
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Edit a post.
pub struct EditPost {
pub post_id: PostId,
pub name: Option<String>,
#[cfg_attr(feature = "full", ts(type = "string"))]
pub url: Option<Url>,
/// An optional body for the post in markdown.
pub body: Option<String>,
pub nsfw: Option<bool>,
pub language_id: Option<LanguageId>,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Delete a post.
pub struct DeletePost {
pub post_id: PostId,
pub deleted: bool,
pub auth: Sensitive<String>,
}
#[skip_serializing_none]
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Remove a post (only doable by mods).
pub struct RemovePost {
pub post_id: PostId,
pub removed: bool,
pub reason: Option<String>,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Mark a post as read.
pub struct MarkPostAsRead {
pub post_id: PostId,
pub read: bool,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Lock a post (prevent new comments).
pub struct LockPost {
pub post_id: PostId,
pub locked: bool,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Feature a post (stickies / pins to the top).
pub struct FeaturePost {
pub post_id: PostId,
pub featured: bool,
pub feature_type: PostFeatureType,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Save / bookmark a post.
pub struct SavePost {
pub post_id: PostId,
pub save: bool,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Create a post report.
pub struct CreatePostReport {
pub post_id: PostId,
pub reason: String,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// The post report response.
pub struct PostReportResponse {
pub post_report_view: PostReportView,
}
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Resolve a post report (mods only).
pub struct ResolvePostReport {
pub report_id: PostReportId,
pub resolved: bool,
pub auth: Sensitive<String>,
}
#[skip_serializing_none]
#[derive(Debug, Serialize, Deserialize, Clone, Default)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// List post reports.
pub struct ListPostReports {
pub page: Option<i64>,
pub limit: Option<i64>,
/// Only shows the unresolved reports
pub unresolved_only: Option<bool>,
/// if no community is given, it returns reports for all communities moderated by the auth user
pub community_id: Option<CommunityId>,
pub auth: Sensitive<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// The post reports response.
pub struct ListPostReportsResponse {
pub post_reports: Vec<PostReportView>,
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Get metadata for a given site.
pub struct GetSiteMetadata {
#[cfg_attr(feature = "full", ts(type = "string"))]
pub url: Url,
}
#[derive(Debug, Serialize, Deserialize, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// The site metadata response.
pub struct GetSiteMetadataResponse {
pub metadata: SiteMetadata,
}
#[skip_serializing_none]
#[derive(Debug, Deserialize, Serialize, PartialEq, Eq, Clone)]
#[cfg_attr(feature = "full", derive(TS))]
#[cfg_attr(feature = "full", ts(export))]
/// Site metadata, from its opengraph tags.
pub struct SiteMetadata {
pub title: Option<String>,
pub description: Option<String>,
pub(crate) image: Option<DbUrl>,
pub embed_video_url: Option<DbUrl>,
}