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Delete the comments associated to a post

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This commit is contained in:
Pierre HUBERT 2020-07-09 10:48:44 +02:00
parent af307671bb
commit a071d33efd
2 changed files with 37 additions and 2 deletions
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34
src/helpers/comments_helper.rs
View File

@ -5,7 +5,9 @@
use crate::constants::database_tables_names::COMMENTS_TABLE;
use crate::data::comment::Comment;
use crate::data::error::ResultBoxError;
use crate::helpers::database;
use crate::helpers::{database, likes_helper};
use crate::helpers::likes_helper::LikeType;
use crate::utils::user_data_utils::user_data_path;
/// Get the comments of a post
pub fn get(post_id: u64) -> ResultBoxError<Vec<Comment>> {
@ -26,4 +28,34 @@ fn db_to_comment(row: &database::RowResult) -> ResultBoxError<Comment> {
content: row.get_str("commentaire")?,
image_path: row.get_optional_str("image_commentaire")?,
})
}
/// Delete a single comment
pub fn delete(c: &Comment) -> ResultBoxError {
// Delete associated image (if any)
if let Some(image) = &c.image_path {
let path = user_data_path(image.as_ref());
if path.exists() {
std::fs::remove_file(&path)?;
}
}
// Remove the likes associated with the comment
likes_helper::delete_all(c.id, LikeType::COMMENT)?;
// Remove the comment from the database
database::DeleteQuery::new(COMMENTS_TABLE)
.cond_u64("ID", c.id)
.exec()?;
Ok(())
}
/// Delete all the comments associated to a post
pub fn delete_all(post_id: u64) -> ResultBoxError {
for c in &get(post_id)? {
delete(c)?;
}
Ok(())
}

5
src/helpers/posts_helper.rs
View File

@ -11,7 +11,7 @@ use crate::data::group_member::GroupMembershipLevel;
use crate::data::post::{Post, PostAccessLevel, PostFile, PostKind, PostPageKind, PostVisibilityLevel, PostWebLink};
use crate::data::post::PostKind::{POST_KIND_COUNTDOWN, POST_KIND_IMAGE, POST_KIND_MOVIE, POST_KIND_PDF, POST_KIND_SURVEY, POST_KIND_WEBLINK, POST_KIND_YOUTUBE};
use crate::data::user::UserID;
use crate::helpers::{database, friends_helper, groups_helper, likes_helper, user_helper};
use crate::helpers::{database, friends_helper, groups_helper, likes_helper, user_helper, comments_helper};
use crate::helpers::likes_helper::LikeType;
use crate::utils::date_utils::{mysql_date, time};
@ -407,6 +407,9 @@ pub fn delete(p: &Post) -> ResultBoxError {
// Delete all the likes associated with the post
likes_helper::delete_all(p.id, LikeType::POST)?;
// Delete all the comments associated to the post
comments_helper::delete_all(p.id)?;
Ok(())
}