Files
movies-diary/crates/presentation/src/dtos.rs

374 lines
10 KiB
Rust

use chrono::NaiveDateTime;
use serde::{Deserialize, Serialize};
use uuid::Uuid;
use application::{commands::LogReviewCommand, queries::GetDiaryQuery};
use domain::{errors::DomainError, models::SortDirection};
fn empty_string_as_none<'de, D, T>(de: D) -> Result<Option<T>, D::Error>
where
D: serde::Deserializer<'de>,
T: std::str::FromStr,
T::Err: std::fmt::Display,
{
let s = Option::<String>::deserialize(de)?;
match s.as_deref() {
None | Some("") => Ok(None),
Some(s) => s.parse::<T>().map(Some).map_err(serde::de::Error::custom),
}
}
#[derive(Deserialize)]
pub struct DiaryQueryParams {
pub limit: Option<u32>,
pub offset: Option<u32>,
pub sort_by: Option<String>,
pub movie_id: Option<Uuid>,
}
#[derive(Deserialize)]
pub struct LogReviewForm {
#[serde(default, deserialize_with = "empty_string_as_none")]
pub external_metadata_id: Option<String>,
#[serde(default, deserialize_with = "empty_string_as_none")]
pub manual_title: Option<String>,
#[serde(default, deserialize_with = "empty_string_as_none")]
pub manual_release_year: Option<u16>,
#[serde(default, deserialize_with = "empty_string_as_none")]
pub manual_director: Option<String>,
pub rating: u8,
#[serde(default, deserialize_with = "empty_string_as_none")]
pub comment: Option<String>,
pub watched_at: String,
}
#[derive(Deserialize)]
pub struct LoginForm {
pub email: String,
pub password: String,
}
#[derive(Deserialize)]
pub struct RegisterForm {
pub email: String,
pub password: String,
}
#[derive(Deserialize)]
pub struct ErrorQuery {
pub error: Option<String>,
}
#[derive(Deserialize)]
pub struct LogReviewRequest {
pub external_metadata_id: Option<String>,
pub manual_title: Option<String>,
pub manual_release_year: Option<u16>,
pub manual_director: Option<String>,
pub rating: u8,
pub comment: Option<String>,
pub watched_at: String,
}
#[derive(Serialize)]
pub struct MovieDto {
pub id: Uuid,
pub title: String,
pub release_year: u16,
pub director: Option<String>,
pub poster_path: Option<String>,
}
#[derive(Serialize)]
pub struct ReviewDto {
pub id: Uuid,
pub rating: u8,
pub comment: Option<String>,
pub watched_at: String,
}
#[derive(Serialize)]
pub struct DiaryEntryDto {
pub movie: MovieDto,
pub review: ReviewDto,
}
#[derive(Serialize)]
pub struct DiaryResponse {
pub items: Vec<DiaryEntryDto>,
pub total_count: u64,
pub limit: u32,
pub offset: u32,
}
#[derive(Serialize)]
pub struct ReviewHistoryResponse {
pub movie: MovieDto,
pub viewings: Vec<ReviewDto>,
pub trend: String,
}
#[derive(Deserialize)]
pub struct LoginRequest {
pub email: String,
pub password: String,
}
#[derive(Serialize)]
pub struct LoginResponse {
pub token: String,
pub user_id: Uuid,
pub email: String,
pub expires_at: String,
}
#[derive(Deserialize)]
pub struct RegisterRequest {
pub email: String,
pub password: String,
}
pub struct LogReviewData {
pub external_metadata_id: Option<String>,
pub manual_title: Option<String>,
pub manual_release_year: Option<u16>,
pub manual_director: Option<String>,
pub rating: u8,
pub comment: Option<String>,
pub watched_at: NaiveDateTime,
}
#[derive(Debug)]
pub struct ParseReviewError {
pub field: &'static str,
pub message: String,
}
impl TryFrom<LogReviewForm> for LogReviewData {
type Error = ParseReviewError;
fn try_from(form: LogReviewForm) -> Result<Self, Self::Error> {
let watched_at = NaiveDateTime::parse_from_str(&form.watched_at, "%Y-%m-%dT%H:%M:%S")
.or_else(|_| NaiveDateTime::parse_from_str(&form.watched_at, "%Y-%m-%dT%H:%M"))
.map_err(|_| ParseReviewError {
field: "watched_at",
message: format!(
"invalid date '{}'; expected YYYY-MM-DDTHH:MM[:SS]",
form.watched_at
),
})?;
Ok(Self {
external_metadata_id: form.external_metadata_id.filter(|s| !s.trim().is_empty()),
manual_title: form.manual_title,
manual_release_year: form.manual_release_year,
manual_director: form.manual_director,
rating: form.rating,
comment: form.comment,
watched_at,
})
}
}
impl TryFrom<LogReviewRequest> for LogReviewData {
type Error = DomainError;
fn try_from(req: LogReviewRequest) -> Result<Self, Self::Error> {
let watched_at = NaiveDateTime::parse_from_str(&req.watched_at, "%Y-%m-%dT%H:%M:%S")
.map_err(|_| {
DomainError::ValidationError(
"invalid watched_at; expected YYYY-MM-DDTHH:MM:SS".into(),
)
})?;
Ok(Self {
external_metadata_id: req.external_metadata_id.filter(|s| !s.trim().is_empty()),
manual_title: req.manual_title,
manual_release_year: req.manual_release_year,
manual_director: req.manual_director,
rating: req.rating,
comment: req.comment,
watched_at,
})
}
}
impl LogReviewData {
pub fn into_command(self, user_id: Uuid) -> LogReviewCommand {
LogReviewCommand {
external_metadata_id: self.external_metadata_id,
manual_title: self.manual_title,
manual_release_year: self.manual_release_year,
manual_director: self.manual_director,
rating: self.rating,
comment: self.comment,
watched_at: self.watched_at,
user_id,
}
}
}
impl From<DiaryQueryParams> for GetDiaryQuery {
fn from(p: DiaryQueryParams) -> Self {
GetDiaryQuery {
limit: p.limit,
offset: p.offset,
sort_by: p.sort_by.as_deref().map(|s| {
if s == "asc" {
SortDirection::Ascending
} else {
SortDirection::Descending
}
}),
movie_id: p.movie_id,
}
}
}
#[derive(serde::Deserialize, Default)]
pub struct ProfileQueryParams {
pub view: Option<String>,
pub limit: Option<u32>,
pub offset: Option<u32>,
}
#[cfg(test)]
mod tests {
use super::*;
fn make_form(watched_at: &str) -> LogReviewForm {
LogReviewForm {
external_metadata_id: None,
manual_title: None,
manual_release_year: None,
manual_director: None,
rating: 4,
comment: None,
watched_at: watched_at.to_string(),
}
}
fn make_request(watched_at: &str) -> LogReviewRequest {
LogReviewRequest {
external_metadata_id: None,
manual_title: None,
manual_release_year: None,
manual_director: None,
rating: 4,
comment: None,
watched_at: watched_at.to_string(),
}
}
#[test]
fn form_accepts_datetime_with_seconds() {
let data = LogReviewData::try_from(make_form("2024-03-15T20:30:00")).unwrap();
assert_eq!(data.watched_at.format("%H:%M:%S").to_string(), "20:30:00");
}
#[test]
fn form_accepts_datetime_without_seconds() {
let data = LogReviewData::try_from(make_form("2024-03-15T20:30")).unwrap();
assert_eq!(data.watched_at.format("%H:%M").to_string(), "20:30");
}
#[test]
fn form_rejects_invalid_datetime() {
assert!(LogReviewData::try_from(make_form("not-a-date")).is_err());
}
#[test]
fn api_accepts_datetime_with_seconds() {
let data = LogReviewData::try_from(make_request("2024-03-15T20:30:00")).unwrap();
assert_eq!(data.watched_at.format("%H:%M:%S").to_string(), "20:30:00");
}
#[test]
fn api_rejects_datetime_without_seconds() {
assert!(LogReviewData::try_from(make_request("2024-03-15T20:30")).is_err());
}
#[test]
fn api_rejects_invalid_datetime() {
assert!(LogReviewData::try_from(make_request("garbage")).is_err());
}
#[test]
fn whitespace_external_id_becomes_none_in_form() {
let mut form = make_form("2024-03-15T20:30:00");
form.external_metadata_id = Some(" ".to_string());
let data = LogReviewData::try_from(form).unwrap();
assert!(data.external_metadata_id.is_none());
}
#[test]
fn whitespace_external_id_becomes_none_in_request() {
let mut req = make_request("2024-03-15T20:30:00");
req.external_metadata_id = Some(" ".to_string());
let data = LogReviewData::try_from(req).unwrap();
assert!(data.external_metadata_id.is_none());
}
#[test]
fn into_command_sets_user_id() {
let data = LogReviewData::try_from(make_form("2024-03-15T20:30:00")).unwrap();
let user_id = Uuid::new_v4();
let cmd = data.into_command(user_id);
assert_eq!(cmd.user_id, user_id);
}
#[test]
fn sort_by_asc_string_becomes_ascending() {
let params = DiaryQueryParams {
sort_by: Some("asc".to_string()),
limit: None,
offset: None,
movie_id: None,
};
let query = GetDiaryQuery::from(params);
assert!(matches!(query.sort_by, Some(domain::models::SortDirection::Ascending)));
}
#[test]
fn sort_by_other_string_becomes_descending() {
let params = DiaryQueryParams {
sort_by: Some("desc".to_string()),
limit: None,
offset: None,
movie_id: None,
};
let query = GetDiaryQuery::from(params);
assert!(matches!(query.sort_by, Some(domain::models::SortDirection::Descending)));
}
#[test]
fn diary_response_serializes_correctly() {
let resp = DiaryResponse {
items: vec![],
total_count: 0,
limit: 20,
offset: 0,
};
let json = serde_json::to_string(&resp).unwrap();
assert!(json.contains("\"total_count\":0"));
assert!(json.contains("\"items\":[]"));
}
#[test]
fn diary_query_params_fields_are_optional() {
let params = DiaryQueryParams {
limit: None,
offset: None,
sort_by: None,
movie_id: None,
};
assert!(params.limit.is_none());
assert!(params.sort_by.is_none());
}
#[test]
fn login_request_deserializes() {
let json = r#"{"email":"a@b.com","password":"secret"}"#;
let req: LoginRequest = serde_json::from_str(json).unwrap();
assert_eq!(req.email, "a@b.com");
}
}