add indexing jobs, parsers, and search APIs

apps/api/src/auth.rs

@@ -32,6 +32,18 @@ pub async fn require_admin(
     Ok(next.run(req).await)
 }
 
+pub async fn require_read(
+    State(state): State<AppState>,
+    mut req: Request,
+    next: Next,
+) -> Result<Response, ApiError> {
+    let token = bearer_token(&req).ok_or_else(|| ApiError::unauthorized("missing bearer token"))?;
+    let scope = authenticate(&state, token).await?;
+
+    req.extensions_mut().insert(scope);
+    Ok(next.run(req).await)
+}
+
 fn bearer_token(req: &Request) -> Option<&str> {
     req.headers()
         .get(AUTHORIZATION)

apps/api/src/books.rs

@@ -0,0 +1,143 @@
+use axum::{extract::{Path, Query, State}, Json};
+use chrono::{DateTime, Utc};
+use serde::{Deserialize, Serialize};
+use sqlx::Row;
+use uuid::Uuid;
+
+use crate::{error::ApiError, AppState};
+
+#[derive(Deserialize)]
+pub struct ListBooksQuery {
+    pub library_id: Option<Uuid>,
+    pub kind: Option<String>,
+    pub cursor: Option<Uuid>,
+    pub limit: Option<i64>,
+}
+
+#[derive(Serialize)]
+pub struct BookItem {
+    pub id: Uuid,
+    pub library_id: Uuid,
+    pub kind: String,
+    pub title: String,
+    pub author: Option<String>,
+    pub series: Option<String>,
+    pub volume: Option<String>,
+    pub language: Option<String>,
+    pub page_count: Option<i32>,
+    pub updated_at: DateTime<Utc>,
+}
+
+#[derive(Serialize)]
+pub struct BooksPage {
+    pub items: Vec<BookItem>,
+    pub next_cursor: Option<Uuid>,
+}
+
+#[derive(Serialize)]
+pub struct BookDetails {
+    pub id: Uuid,
+    pub library_id: Uuid,
+    pub kind: String,
+    pub title: String,
+    pub author: Option<String>,
+    pub series: Option<String>,
+    pub volume: Option<String>,
+    pub language: Option<String>,
+    pub page_count: Option<i32>,
+    pub file_path: Option<String>,
+    pub file_format: Option<String>,
+    pub file_parse_status: Option<String>,
+}
+
+pub async fn list_books(
+    State(state): State<AppState>,
+    Query(query): Query<ListBooksQuery>,
+) -> Result<Json<BooksPage>, ApiError> {
+    let limit = query.limit.unwrap_or(50).clamp(1, 200);
+    let rows = sqlx::query(
+        r#"
+        SELECT id, library_id, kind, title, author, series, volume, language, page_count, updated_at
+        FROM books
+        WHERE ($1::uuid IS NULL OR library_id = $1)
+          AND ($2::text IS NULL OR kind = $2)
+          AND ($3::uuid IS NULL OR id > $3)
+        ORDER BY id ASC
+        LIMIT $4
+        "#,
+    )
+    .bind(query.library_id)
+    .bind(query.kind.as_deref())
+    .bind(query.cursor)
+    .bind(limit + 1)
+    .fetch_all(&state.pool)
+    .await?;
+
+    let mut items: Vec<BookItem> = rows
+        .iter()
+        .take(limit as usize)
+        .map(|row| BookItem {
+            id: row.get("id"),
+            library_id: row.get("library_id"),
+            kind: row.get("kind"),
+            title: row.get("title"),
+            author: row.get("author"),
+            series: row.get("series"),
+            volume: row.get("volume"),
+            language: row.get("language"),
+            page_count: row.get("page_count"),
+            updated_at: row.get("updated_at"),
+        })
+        .collect();
+
+    let next_cursor = if rows.len() > limit as usize {
+        items.last().map(|b| b.id)
+    } else {
+        None
+    };
+
+    Ok(Json(BooksPage {
+        items: std::mem::take(&mut items),
+        next_cursor,
+    }))
+}
+
+pub async fn get_book(
+    State(state): State<AppState>,
+    Path(id): Path<Uuid>,
+) -> Result<Json<BookDetails>, ApiError> {
+    let row = sqlx::query(
+        r#"
+        SELECT b.id, b.library_id, b.kind, b.title, b.author, b.series, b.volume, b.language, b.page_count,
+               bf.abs_path, bf.format, bf.parse_status
+        FROM books b
+        LEFT JOIN LATERAL (
+          SELECT abs_path, format, parse_status
+          FROM book_files
+          WHERE book_id = b.id
+          ORDER BY updated_at DESC
+          LIMIT 1
+        ) bf ON TRUE
+        WHERE b.id = $1
+        "#,
+    )
+    .bind(id)
+    .fetch_optional(&state.pool)
+    .await?;
+
+    let row = row.ok_or_else(|| ApiError::not_found("book not found"))?;
+    Ok(Json(BookDetails {
+        id: row.get("id"),
+        library_id: row.get("library_id"),
+        kind: row.get("kind"),
+        title: row.get("title"),
+        author: row.get("author"),
+        series: row.get("series"),
+        volume: row.get("volume"),
+        language: row.get("language"),
+        page_count: row.get("page_count"),
+        file_path: row.get("abs_path"),
+        file_format: row.get("format"),
+        file_parse_status: row.get("parse_status"),
+    }))
+}

apps/api/src/index_jobs.rs

@@ -0,0 +1,74 @@
+use axum::{extract::State, Json};
+use chrono::{DateTime, Utc};
+use serde::{Deserialize, Serialize};
+use sqlx::Row;
+use uuid::Uuid;
+
+use crate::{error::ApiError, AppState};
+
+#[derive(Deserialize)]
+pub struct RebuildRequest {
+    pub library_id: Option<Uuid>,
+}
+
+#[derive(Serialize)]
+pub struct IndexJobItem {
+    pub id: Uuid,
+    pub library_id: Option<Uuid>,
+    pub r#type: String,
+    pub status: String,
+    pub started_at: Option<DateTime<Utc>>,
+    pub finished_at: Option<DateTime<Utc>>,
+    pub stats_json: Option<serde_json::Value>,
+    pub error_opt: Option<String>,
+    pub created_at: DateTime<Utc>,
+}
+
+pub async fn enqueue_rebuild(
+    State(state): State<AppState>,
+    payload: Option<Json<RebuildRequest>>,
+) -> Result<Json<IndexJobItem>, ApiError> {
+    let library_id = payload.and_then(|p| p.0.library_id);
+    let id = Uuid::new_v4();
+
+    sqlx::query(
+        "INSERT INTO index_jobs (id, library_id, type, status) VALUES ($1, $2, 'rebuild', 'pending')",
+    )
+    .bind(id)
+    .bind(library_id)
+    .execute(&state.pool)
+    .await?;
+
+    let row = sqlx::query(
+        "SELECT id, library_id, type, status, started_at, finished_at, stats_json, error_opt, created_at FROM index_jobs WHERE id = $1",
+    )
+    .bind(id)
+    .fetch_one(&state.pool)
+    .await?;
+
+    Ok(Json(map_row(row)))
+}
+
+pub async fn list_index_jobs(State(state): State<AppState>) -> Result<Json<Vec<IndexJobItem>>, ApiError> {
+    let rows = sqlx::query(
+        "SELECT id, library_id, type, status, started_at, finished_at, stats_json, error_opt, created_at FROM index_jobs ORDER BY created_at DESC LIMIT 100",
+    )
+    .fetch_all(&state.pool)
+    .await?;
+
+    Ok(Json(rows.into_iter().map(map_row).collect()))
+}
+
+fn map_row(row: sqlx::postgres::PgRow) -> IndexJobItem {
+    IndexJobItem {
+        id: row.get("id"),
+        library_id: row.get("library_id"),
+        r#type: row.get("type"),
+        status: row.get("status"),
+        started_at: row.get("started_at"),
+        finished_at: row.get("finished_at"),
+        stats_json: row.get("stats_json"),
+        error_opt: row.get("error_opt"),
+        created_at: row.get("created_at"),
+    }
+}

apps/api/src/main.rs

@@ -1,6 +1,9 @@
 mod auth;
+mod books;
 mod error;
+mod index_jobs;
 mod libraries;
+mod search;
 mod tokens;
 
 use std::sync::Arc;
@@ -14,6 +17,8 @@ use tracing::info;
 struct AppState {
     pool: sqlx::PgPool,
     bootstrap_token: Arc<str>,
+    meili_url: Arc<str>,
+    meili_master_key: Arc<str>,
 }
 
 #[tokio::main]
@@ -33,18 +38,29 @@ async fn main() -> anyhow::Result<()> {
     let state = AppState {
         pool,
         bootstrap_token: Arc::from(config.api_bootstrap_token),
+        meili_url: Arc::from(config.meili_url),
+        meili_master_key: Arc::from(config.meili_master_key),
     };
 
-    let protected = Router::new()
+    let admin_routes = Router::new()
         .route("/libraries", get(libraries::list_libraries).post(libraries::create_library))
         .route("/libraries/:id", delete(libraries::delete_library))
+        .route("/index/rebuild", axum::routing::post(index_jobs::enqueue_rebuild))
+        .route("/index/status", get(index_jobs::list_index_jobs))
         .route("/admin/tokens", get(tokens::list_tokens).post(tokens::create_token))
         .route("/admin/tokens/:id", delete(tokens::revoke_token))
         .layer(middleware::from_fn_with_state(state.clone(), auth::require_admin));
 
+    let read_routes = Router::new()
+        .route("/books", get(books::list_books))
+        .route("/books/:id", get(books::get_book))
+        .route("/search", get(search::search_books))
+        .layer(middleware::from_fn_with_state(state.clone(), auth::require_read));
+
     let app = Router::new()
         .route("/health", get(health))
-        .merge(protected)
+        .merge(admin_routes)
+        .merge(read_routes)
         .with_state(state);
 
     let listener = tokio::net::TcpListener::bind(&config.listen_addr).await?;

apps/api/src/search.rs

@@ -0,0 +1,77 @@
+use axum::{extract::{Query, State}, Json};
+use serde::{Deserialize, Serialize};
+
+use crate::{error::ApiError, AppState};
+
+#[derive(Deserialize)]
+pub struct SearchQuery {
+    pub q: String,
+    pub library_id: Option<String>,
+    pub r#type: Option<String>,
+    pub kind: Option<String>,
+    pub limit: Option<usize>,
+}
+
+#[derive(Serialize)]
+pub struct SearchResponse {
+    pub hits: serde_json::Value,
+    pub estimated_total_hits: Option<u64>,
+    pub processing_time_ms: Option<u64>,
+}
+
+pub async fn search_books(
+    State(state): State<AppState>,
+    Query(query): Query<SearchQuery>,
+) -> Result<Json<SearchResponse>, ApiError> {
+    if query.q.trim().is_empty() {
+        return Err(ApiError::bad_request("q is required"));
+    }
+
+    let mut filters: Vec<String> = Vec::new();
+    if let Some(library_id) = query.library_id.as_deref() {
+        filters.push(format!("library_id = '{}'", library_id.replace('"', "")));
+    }
+    let kind_filter = query.r#type.as_deref().or(query.kind.as_deref());
+    if let Some(kind) = kind_filter {
+        filters.push(format!("kind = '{}'", kind.replace('"', "")));
+    }
+
+    let body = serde_json::json!({
+        "q": query.q,
+        "limit": query.limit.unwrap_or(20).clamp(1, 100),
+        "filter": if filters.is_empty() { serde_json::Value::Null } else { serde_json::Value::String(filters.join(" AND ")) }
+    });
+
+    let client = reqwest::Client::new();
+    let url = format!("{}/indexes/books/search", state.meili_url.trim_end_matches('/'));
+    let response = client
+        .post(url)
+        .header("Authorization", format!("Bearer {}", state.meili_master_key))
+        .json(&body)
+        .send()
+        .await
+        .map_err(|e| ApiError::internal(format!("meili request failed: {e}")))?;
+
+    if !response.status().is_success() {
+        let body = response.text().await.unwrap_or_else(|_| "unknown meili error".to_string());
+        if body.contains("index_not_found") {
+            return Ok(Json(SearchResponse {
+                hits: serde_json::json!([]),
+                estimated_total_hits: Some(0),
+                processing_time_ms: Some(0),
+            }));
+        }
+        return Err(ApiError::internal(format!("meili error: {body}")));
+    }
+
+    let payload: serde_json::Value = response
+        .json()
+        .await
+        .map_err(|e| ApiError::internal(format!("invalid meili response: {e}")))?;
+
+    Ok(Json(SearchResponse {
+        hits: payload.get("hits").cloned().unwrap_or_else(|| serde_json::json!([])),
+        estimated_total_hits: payload.get("estimatedTotalHits").and_then(|v| v.as_u64()),
+        processing_time_ms: payload.get("processingTimeMs").and_then(|v| v.as_u64()),
+    }))
+}