Files
movies-diary/crates/application/src/use_cases/delete_review.rs

28 lines
954 B
Rust

use domain::{errors::DomainError, value_objects::{ReviewId, UserId}};
use crate::{commands::DeleteReviewCommand, context::AppContext};
pub async fn execute(ctx: &AppContext, cmd: DeleteReviewCommand) -> Result<(), DomainError> {
let review_id = ReviewId::from_uuid(cmd.review_id);
let requesting_user_id = UserId::from_uuid(cmd.requesting_user_id);
let review = ctx
.repository
.get_review_by_id(&review_id)
.await?
.ok_or_else(|| DomainError::NotFound(format!("review {}", cmd.review_id)))?;
if review.user_id() != &requesting_user_id {
return Err(DomainError::Unauthorized("not your review".into()));
}
let movie_id = review.movie_id().clone();
ctx.repository.delete_review(&review_id).await?;
let history = ctx.repository.get_review_history(&movie_id).await?;
if history.viewings().is_empty() {
ctx.repository.delete_movie(&movie_id).await?;
}
Ok(())
}