forked from nutomic/lemmy
92 lines
2.9 KiB
Rust
92 lines
2.9 KiB
Rust
use diesel::*;
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use diesel::dsl::*;
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use diesel::result::Error;
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use crate::{Settings};
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use serde::{Deserialize, Serialize};
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pub mod user;
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pub mod community;
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pub mod post;
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pub mod comment;
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pub mod post_view;
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pub mod comment_view;
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pub mod category;
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pub mod community_view;
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pub mod user_view;
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pub mod moderator;
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pub mod moderator_views;
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pub trait Crud<T> {
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fn create(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn read(conn: &PgConnection, id: i32) -> Result<Self, Error> where Self: Sized;
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fn update(conn: &PgConnection, id: i32, form: &T) -> Result<Self, Error> where Self: Sized;
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fn delete(conn: &PgConnection, id: i32) -> Result<usize, Error> where Self: Sized;
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}
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pub trait Followable<T> {
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fn follow(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn ignore(conn: &PgConnection, form: &T) -> Result<usize, Error> where Self: Sized;
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}
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pub trait Joinable<T> {
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fn join(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn leave(conn: &PgConnection, form: &T) -> Result<usize, Error> where Self: Sized;
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}
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pub trait Likeable<T> {
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fn read(conn: &PgConnection, id: i32) -> Result<Vec<Self>, Error> where Self: Sized;
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fn like(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn remove(conn: &PgConnection, form: &T) -> Result<usize, Error> where Self: Sized;
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}
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pub trait Bannable<T> {
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fn ban(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn unban(conn: &PgConnection, form: &T) -> Result<usize, Error> where Self: Sized;
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}
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pub trait Saveable<T> {
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fn save(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn unsave(conn: &PgConnection, form: &T) -> Result<usize, Error> where Self: Sized;
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}
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pub trait Readable<T> {
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fn mark_as_read(conn: &PgConnection, form: &T) -> Result<Self, Error> where Self: Sized;
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fn mark_as_unread(conn: &PgConnection, form: &T) -> Result<usize, Error> where Self: Sized;
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}
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pub fn establish_connection() -> PgConnection {
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let db_url = Settings::get().db_url;
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PgConnection::establish(&db_url)
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.expect(&format!("Error connecting to {}", db_url))
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}
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#[derive(EnumString,ToString,Debug, Serialize, Deserialize)]
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pub enum SortType {
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Hot, New, TopDay, TopWeek, TopMonth, TopYear, TopAll
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}
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#[derive(EnumString,ToString,Debug, Serialize, Deserialize)]
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pub enum SearchType {
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All, Comments, Posts, Communities, Users, Url
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}
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pub fn fuzzy_search(q: &str) -> String {
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let replaced = q.replace(" ", "%");
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format!("%{}%", replaced)
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}
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pub fn limit_and_offset(page: Option<i64>, limit: Option<i64>) -> (i64, i64) {
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let page = page.unwrap_or(1);
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let limit = limit.unwrap_or(10);
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let offset = limit * (page - 1);
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(limit, offset)
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}
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#[cfg(test)]
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mod tests {
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use super::fuzzy_search;
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#[test] fn test_fuzzy_search() {
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let test = "This is a fuzzy search";
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assert_eq!(fuzzy_search(test), "%This%is%a%fuzzy%search%".to_string());
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}
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}
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