Files
movies-diary/crates/presentation/src/handlers/insights.rs
Gabriel Kaszewski e303ae7f08
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insights-correlations (#22)
Reviewed-on: #22
2026-10-12 18:56:55 +00:00

96 lines
2.7 KiB
Rust

use axum::{
Json,
extract::{Query, State},
};
use application::insights::get as get_insights_uc;
use domain::{errors::DomainError, models::Insight};
use crate::{errors::ApiError, extractors::AuthenticatedUser, state::AppState};
use api_types::insights::{InsightDto, InsightsQueryParams, InsightsResponse};
fn to_dto(insight: Insight) -> InsightDto {
match insight {
Insight::RatingLift {
genre,
genre_avg,
user_avg,
delta,
sample_count,
} => InsightDto::RatingLift {
genre,
genre_avg,
user_avg,
delta,
sample_count,
},
Insight::Seasonality {
genre,
month,
multiplier,
sample_count,
} => InsightDto::Seasonality {
genre,
month,
multiplier,
sample_count,
},
Insight::MediumTiming {
medium,
multiplier,
weekend_share,
baseline_share,
sample_count,
} => InsightDto::MediumTiming {
medium,
multiplier,
weekend_share,
baseline_share,
sample_count,
},
Insight::Rhythm {
peak_hour_start,
peak_hour_end,
top_days,
sample_count,
} => InsightDto::Rhythm {
peak_hour_start,
peak_hour_end,
top_days,
sample_count,
},
}
}
/// Live insights for the authenticated user's own diary. Private surface:
/// habits (late-night watching, mediums) are more sensitive than the taste
/// statistics already public on profiles (ADR-0010).
#[utoipa::path(
get, path = "/api/v1/insights",
params(InsightsQueryParams),
responses(
(status = 200, body = InsightsResponse),
(status = 400, description = "Unknown time zone"),
(status = 401, description = "Unauthorized"),
),
security(("bearer_auth" = []))
)]
pub async fn get_insights(
State(state): State<AppState>,
user: AuthenticatedUser,
Query(params): Query<InsightsQueryParams>,
) -> Result<Json<InsightsResponse>, ApiError> {
let tz: chrono_tz::Tz = match params.tz.as_deref() {
None => chrono_tz::UTC,
Some(name) => name.parse().map_err(|_| {
ApiError(DomainError::ValidationError(format!(
"unknown time zone: {name}"
)))
})?,
};
let insights = get_insights_uc::execute(&state.app_ctx.deps.insights.get, user.0, &tz).await?;
Ok(Json(InsightsResponse {
insights: insights.into_iter().map(to_dto).collect(),
}))
}