feat: sync RMP professor ratings and display in course search interface

migrations/20260128100000_add_rmp_professors.sql

@@ -0,0 +1,17 @@
+-- RMP professor data (bulk synced from RateMyProfessors)
+CREATE TABLE rmp_professors (
+    legacy_id INTEGER PRIMARY KEY,
+    graphql_id VARCHAR NOT NULL,
+    first_name VARCHAR NOT NULL,
+    last_name VARCHAR NOT NULL,
+    department VARCHAR,
+    avg_rating REAL,
+    avg_difficulty REAL,
+    num_ratings INTEGER NOT NULL DEFAULT 0,
+    would_take_again_pct REAL,
+    last_synced_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+-- Link Banner instructors to RMP professors
+ALTER TABLE instructors ADD COLUMN rmp_legacy_id INTEGER REFERENCES rmp_professors(legacy_id);
+ALTER TABLE instructors ADD COLUMN rmp_match_status VARCHAR NOT NULL DEFAULT 'pending';

src/data/courses.rs

@@ -98,23 +98,26 @@ pub async fn get_course_by_crn(
 
 /// Get instructors for a course by course ID.
 ///
-/// Returns `(banner_id, display_name, email, is_primary)` tuples.
+/// Returns `(banner_id, display_name, email, is_primary, rmp_avg_rating, rmp_num_ratings)` tuples.
 pub async fn get_course_instructors(
     db_pool: &PgPool,
     course_id: i32,
-) -> Result<Vec<(String, String, Option<String>, bool)>> {
-    let rows: Vec<(String, String, Option<String>, bool)> = sqlx::query_as(
-        r#"
-        SELECT i.banner_id, i.display_name, i.email, ci.is_primary
+) -> Result<Vec<(String, String, Option<String>, bool, Option<f32>, Option<i32>)>> {
+    let rows: Vec<(String, String, Option<String>, bool, Option<f32>, Option<i32>)> =
+        sqlx::query_as(
+            r#"
+        SELECT i.banner_id, i.display_name, i.email, ci.is_primary,
+               rp.avg_rating, rp.num_ratings
         FROM course_instructors ci
         JOIN instructors i ON i.banner_id = ci.instructor_id
+        LEFT JOIN rmp_professors rp ON rp.legacy_id = i.rmp_legacy_id
         WHERE ci.course_id = $1
         ORDER BY ci.is_primary DESC, i.display_name
         "#,
-    )
-    .bind(course_id)
-    .fetch_all(db_pool)
-    .await?;
+        )
+        .bind(course_id)
+        .fetch_all(db_pool)
+        .await?;
     Ok(rows)
 }
 

src/data/mod.rs

@@ -4,4 +4,5 @@ pub mod batch;
 pub mod courses;
 pub mod models;
 pub mod reference;
+pub mod rmp;
 pub mod scrape_jobs;

src/data/rmp.rs

@@ -0,0 +1,311 @@
+//! Database operations for RateMyProfessors data.
+
+use crate::error::Result;
+use crate::rmp::RmpProfessor;
+use sqlx::PgPool;
+use std::collections::{HashMap, HashSet};
+use tracing::{debug, info, warn};
+
+/// Bulk upsert RMP professors using the UNNEST pattern.
+///
+/// Deduplicates by `legacy_id` before inserting — the RMP API can return
+/// the same professor on multiple pages.
+pub async fn batch_upsert_rmp_professors(
+    professors: &[RmpProfessor],
+    db_pool: &PgPool,
+) -> Result<()> {
+    if professors.is_empty() {
+        return Ok(());
+    }
+
+    // Deduplicate: keep last occurrence per legacy_id (latest page wins)
+    let mut seen = HashSet::new();
+    let deduped: Vec<&RmpProfessor> = professors
+        .iter()
+        .rev()
+        .filter(|p| seen.insert(p.legacy_id))
+        .collect();
+
+    let legacy_ids: Vec<i32> = deduped.iter().map(|p| p.legacy_id).collect();
+    let graphql_ids: Vec<&str> = deduped.iter().map(|p| p.graphql_id.as_str()).collect();
+    let first_names: Vec<String> = deduped.iter().map(|p| p.first_name.trim().to_string()).collect();
+    let first_name_refs: Vec<&str> = first_names.iter().map(|s| s.as_str()).collect();
+    let last_names: Vec<String> = deduped.iter().map(|p| p.last_name.trim().to_string()).collect();
+    let last_name_refs: Vec<&str> = last_names.iter().map(|s| s.as_str()).collect();
+    let departments: Vec<Option<&str>> = deduped
+        .iter()
+        .map(|p| p.department.as_deref())
+        .collect();
+    let avg_ratings: Vec<Option<f32>> = deduped.iter().map(|p| p.avg_rating).collect();
+    let avg_difficulties: Vec<Option<f32>> = deduped.iter().map(|p| p.avg_difficulty).collect();
+    let num_ratings: Vec<i32> = deduped.iter().map(|p| p.num_ratings).collect();
+    let would_take_again_pcts: Vec<Option<f32>> = deduped
+        .iter()
+        .map(|p| p.would_take_again_pct)
+        .collect();
+
+    sqlx::query(
+        r#"
+        INSERT INTO rmp_professors (
+            legacy_id, graphql_id, first_name, last_name, department,
+            avg_rating, avg_difficulty, num_ratings, would_take_again_pct,
+            last_synced_at
+        )
+        SELECT
+            v.legacy_id, v.graphql_id, v.first_name, v.last_name, v.department,
+            v.avg_rating, v.avg_difficulty, v.num_ratings, v.would_take_again_pct,
+            NOW()
+        FROM UNNEST(
+            $1::int4[], $2::text[], $3::text[], $4::text[], $5::text[],
+            $6::real[], $7::real[], $8::int4[], $9::real[]
+        ) AS v(
+            legacy_id, graphql_id, first_name, last_name, department,
+            avg_rating, avg_difficulty, num_ratings, would_take_again_pct
+        )
+        ON CONFLICT (legacy_id)
+        DO UPDATE SET
+            graphql_id = EXCLUDED.graphql_id,
+            first_name = EXCLUDED.first_name,
+            last_name = EXCLUDED.last_name,
+            department = EXCLUDED.department,
+            avg_rating = EXCLUDED.avg_rating,
+            avg_difficulty = EXCLUDED.avg_difficulty,
+            num_ratings = EXCLUDED.num_ratings,
+            would_take_again_pct = EXCLUDED.would_take_again_pct,
+            last_synced_at = EXCLUDED.last_synced_at
+        "#,
+    )
+    .bind(&legacy_ids)
+    .bind(&graphql_ids)
+    .bind(&first_name_refs)
+    .bind(&last_name_refs)
+    .bind(&departments)
+    .bind(&avg_ratings)
+    .bind(&avg_difficulties)
+    .bind(&num_ratings)
+    .bind(&would_take_again_pcts)
+    .execute(db_pool)
+    .await
+    .map_err(|e| anyhow::anyhow!("Failed to batch upsert RMP professors: {}", e))?;
+
+    Ok(())
+}
+
+/// Normalize a name for matching: lowercase, trim, strip trailing periods.
+fn normalize(s: &str) -> String {
+    s.trim().to_lowercase().trim_end_matches('.').to_string()
+}
+
+/// Parse Banner's "Last, First Middle" display name into (last, first) tokens.
+///
+/// Returns `None` if the format is unparseable (no comma, empty parts).
+fn parse_display_name(display_name: &str) -> Option<(String, String)> {
+    let (last_part, first_part) = display_name.split_once(',')?;
+    let last = normalize(last_part);
+    // Take only the first token of the first-name portion to drop middle names/initials.
+    let first = normalize(first_part.split_whitespace().next()?);
+    if last.is_empty() || first.is_empty() {
+        return None;
+    }
+    Some((last, first))
+}
+
+/// Auto-match instructors to RMP professors by normalized name.
+///
+/// Loads all pending instructors and all RMP professors, then matches in Rust
+/// using normalized name comparison. Only assigns a match when exactly one RMP
+/// professor matches a given instructor.
+pub async fn auto_match_instructors(db_pool: &PgPool) -> Result<u64> {
+    // Load pending instructors
+    let instructors: Vec<(String, String)> = sqlx::query_as(
+        "SELECT banner_id, display_name FROM instructors WHERE rmp_match_status = 'pending'",
+    )
+    .fetch_all(db_pool)
+    .await?;
+
+    if instructors.is_empty() {
+        info!(matched = 0, "No pending instructors to match");
+        return Ok(0);
+    }
+
+    // Load all RMP professors
+    let professors: Vec<(i32, String, String)> = sqlx::query_as(
+        "SELECT legacy_id, first_name, last_name FROM rmp_professors",
+    )
+    .fetch_all(db_pool)
+    .await?;
+
+    // Build a lookup: (normalized_last, normalized_first) -> list of legacy_ids
+    let mut rmp_index: HashMap<(String, String), Vec<i32>> = HashMap::new();
+    for (legacy_id, first, last) in &professors {
+        let key = (normalize(last), normalize(first));
+        rmp_index.entry(key).or_default().push(*legacy_id);
+    }
+
+    // Match each instructor
+    let mut matches: Vec<(i32, String)> = Vec::new(); // (legacy_id, banner_id)
+    let mut no_comma = 0u64;
+    let mut no_match = 0u64;
+    let mut ambiguous = 0u64;
+
+    for (banner_id, display_name) in &instructors {
+        let Some((last, first)) = parse_display_name(display_name) else {
+            no_comma += 1;
+            continue;
+        };
+
+        let key = (last, first);
+        match rmp_index.get(&key) {
+            Some(ids) if ids.len() == 1 => {
+                matches.push((ids[0], banner_id.clone()));
+            }
+            Some(ids) => {
+                ambiguous += 1;
+                debug!(
+                    banner_id,
+                    display_name,
+                    candidates = ids.len(),
+                    "Ambiguous RMP match, skipping"
+                );
+            }
+            None => {
+                no_match += 1;
+            }
+        }
+    }
+
+    if no_comma > 0 || ambiguous > 0 {
+        warn!(
+            total_pending = instructors.len(),
+            no_comma,
+            no_match,
+            ambiguous,
+            matched = matches.len(),
+            "RMP matching diagnostics"
+        );
+    }
+
+    // Batch update matches
+    if matches.is_empty() {
+        info!(matched = 0, "Auto-matched instructors to RMP professors");
+        return Ok(0);
+    }
+
+    let legacy_ids: Vec<i32> = matches.iter().map(|(id, _)| *id).collect();
+    let banner_ids: Vec<&str> = matches.iter().map(|(_, bid)| bid.as_str()).collect();
+
+    let result = sqlx::query(
+        r#"
+        UPDATE instructors i
+        SET
+            rmp_legacy_id = m.legacy_id,
+            rmp_match_status = 'auto'
+        FROM UNNEST($1::int4[], $2::text[]) AS m(legacy_id, banner_id)
+        WHERE i.banner_id = m.banner_id
+        "#,
+    )
+    .bind(&legacy_ids)
+    .bind(&banner_ids)
+    .execute(db_pool)
+    .await
+    .map_err(|e| anyhow::anyhow!("Failed to update instructor RMP matches: {}", e))?;
+
+    let matched = result.rows_affected();
+    info!(matched, "Auto-matched instructors to RMP professors");
+    Ok(matched)
+}
+
+/// Retrieve RMP rating data for an instructor by banner_id.
+///
+/// Returns `(avg_rating, num_ratings)` if the instructor has an RMP match.
+#[allow(dead_code)]
+pub async fn get_instructor_rmp_data(
+    db_pool: &PgPool,
+    banner_id: &str,
+) -> Result<Option<(f32, i32)>> {
+    let row: Option<(f32, i32)> = sqlx::query_as(
+        r#"
+        SELECT rp.avg_rating, rp.num_ratings
+        FROM instructors i
+        JOIN rmp_professors rp ON rp.legacy_id = i.rmp_legacy_id
+        WHERE i.banner_id = $1
+          AND rp.avg_rating IS NOT NULL
+        "#,
+    )
+    .bind(banner_id)
+    .fetch_optional(db_pool)
+    .await?;
+    Ok(row)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn parse_standard_name() {
+        assert_eq!(
+            parse_display_name("Smith, John"),
+            Some(("smith".into(), "john".into()))
+        );
+    }
+
+    #[test]
+    fn parse_name_with_middle() {
+        assert_eq!(
+            parse_display_name("Smith, John David"),
+            Some(("smith".into(), "john".into()))
+        );
+    }
+
+    #[test]
+    fn parse_name_with_middle_initial() {
+        assert_eq!(
+            parse_display_name("Garcia, Maria L."),
+            Some(("garcia".into(), "maria".into()))
+        );
+    }
+
+    #[test]
+    fn parse_name_with_suffix_in_last() {
+        // Banner may encode "Jr." as part of the last name.
+        // normalize() strips trailing periods so "Jr." becomes "jr".
+        assert_eq!(
+            parse_display_name("Smith Jr., James"),
+            Some(("smith jr".into(), "james".into()))
+        );
+    }
+
+    #[test]
+    fn parse_no_comma_returns_none() {
+        assert_eq!(parse_display_name("SingleName"), None);
+    }
+
+    #[test]
+    fn parse_empty_first_returns_none() {
+        assert_eq!(parse_display_name("Smith,"), None);
+    }
+
+    #[test]
+    fn parse_empty_last_returns_none() {
+        assert_eq!(parse_display_name(", John"), None);
+    }
+
+    #[test]
+    fn parse_extra_whitespace() {
+        assert_eq!(
+            parse_display_name("  Doe ,  Jane   Marie  "),
+            Some(("doe".into(), "jane".into()))
+        );
+    }
+
+    #[test]
+    fn normalize_trims_and_lowercases() {
+        assert_eq!(normalize("  FOO  "), "foo");
+    }
+
+    #[test]
+    fn normalize_strips_trailing_period() {
+        assert_eq!(normalize("Jr."), "jr");
+    }
+}

src/lib.rs

@@ -7,6 +7,7 @@ pub mod data;
 pub mod error;
 pub mod formatter;
 pub mod logging;
+pub mod rmp;
 pub mod scraper;
 pub mod services;
 pub mod signals;

src/main.rs

@@ -14,6 +14,7 @@ mod data;
 mod error;
 mod formatter;
 mod logging;
+mod rmp;
 mod scraper;
 mod services;
 mod signals;

src/rmp/mod.rs

@@ -0,0 +1,161 @@
+//! RateMyProfessors GraphQL client for bulk professor data sync.
+
+use anyhow::Result;
+use serde::{Deserialize, Serialize};
+use tracing::{debug, info};
+
+/// UTSA's school ID on RateMyProfessors (base64 of "School-1516").
+const UTSA_SCHOOL_ID: &str = "U2Nob29sLTE1MTY=";
+
+/// Basic auth header value (base64 of "test:test").
+const AUTH_HEADER: &str = "Basic dGVzdDp0ZXN0";
+
+/// GraphQL endpoint.
+const GRAPHQL_URL: &str = "https://www.ratemyprofessors.com/graphql";
+
+/// Page size for paginated fetches.
+const PAGE_SIZE: u32 = 100;
+
+/// A professor record from RateMyProfessors.
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct RmpProfessor {
+    pub legacy_id: i32,
+    pub graphql_id: String,
+    pub first_name: String,
+    pub last_name: String,
+    pub department: Option<String>,
+    pub avg_rating: Option<f32>,
+    pub avg_difficulty: Option<f32>,
+    pub num_ratings: i32,
+    pub would_take_again_pct: Option<f32>,
+}
+
+/// Client for fetching professor data from RateMyProfessors.
+pub struct RmpClient {
+    http: reqwest::Client,
+}
+
+impl RmpClient {
+    pub fn new() -> Self {
+        Self {
+            http: reqwest::Client::new(),
+        }
+    }
+
+    /// Fetch all professors for UTSA via paginated GraphQL queries.
+    pub async fn fetch_all_professors(&self) -> Result<Vec<RmpProfessor>> {
+        let mut all = Vec::new();
+        let mut cursor: Option<String> = None;
+
+        loop {
+            let after_clause = match &cursor {
+                Some(c) => format!(r#", after: "{}""#, c),
+                None => String::new(),
+            };
+
+            let query = format!(
+                r#"query {{
+  newSearch {{
+    teachers(query: {{ text: "", schoolID: "{school_id}" }}, first: {page_size}{after}) {{
+      edges {{
+        cursor
+        node {{
+          id
+          legacyId
+          firstName
+          lastName
+          department
+          avgRating
+          avgDifficulty
+          numRatings
+          wouldTakeAgainPercent
+        }}
+      }}
+      pageInfo {{
+        hasNextPage
+        endCursor
+      }}
+    }}
+  }}
+}}"#,
+                school_id = UTSA_SCHOOL_ID,
+                page_size = PAGE_SIZE,
+                after = after_clause,
+            );
+
+            let body = serde_json::json!({ "query": query });
+
+            let resp = self
+                .http
+                .post(GRAPHQL_URL)
+                .header("Authorization", AUTH_HEADER)
+                .json(&body)
+                .send()
+                .await?;
+
+            let status = resp.status();
+            if !status.is_success() {
+                let text = resp.text().await.unwrap_or_default();
+                anyhow::bail!("RMP GraphQL request failed ({status}): {text}");
+            }
+
+            let json: serde_json::Value = resp.json().await?;
+
+            let teachers = &json["data"]["newSearch"]["teachers"];
+            let edges = teachers["edges"]
+                .as_array()
+                .ok_or_else(|| anyhow::anyhow!("Missing edges in RMP response"))?;
+
+            for edge in edges {
+                let node = &edge["node"];
+                let wta = node["wouldTakeAgainPercent"]
+                    .as_f64()
+                    .map(|v| v as f32)
+                    .filter(|&v| v >= 0.0);
+
+                all.push(RmpProfessor {
+                    legacy_id: node["legacyId"]
+                        .as_i64()
+                        .ok_or_else(|| anyhow::anyhow!("Missing legacyId"))?
+                        as i32,
+                    graphql_id: node["id"]
+                        .as_str()
+                        .ok_or_else(|| anyhow::anyhow!("Missing id"))?
+                        .to_string(),
+                    first_name: node["firstName"]
+                        .as_str()
+                        .unwrap_or_default()
+                        .to_string(),
+                    last_name: node["lastName"]
+                        .as_str()
+                        .unwrap_or_default()
+                        .to_string(),
+                    department: node["department"].as_str().map(|s| s.to_string()),
+                    avg_rating: node["avgRating"].as_f64().map(|v| v as f32),
+                    avg_difficulty: node["avgDifficulty"].as_f64().map(|v| v as f32),
+                    num_ratings: node["numRatings"].as_i64().unwrap_or(0) as i32,
+                    would_take_again_pct: wta,
+                });
+            }
+
+            let page_info = &teachers["pageInfo"];
+            let has_next = page_info["hasNextPage"].as_bool().unwrap_or(false);
+
+            if !has_next {
+                break;
+            }
+
+            cursor = page_info["endCursor"]
+                .as_str()
+                .map(|s| s.to_string());
+
+            debug!(
+                fetched = all.len(),
+                "RMP pagination: fetching next page"
+            );
+        }
+
+        info!(total = all.len(), "Fetched all RMP professors");
+        Ok(all)
+    }
+}

src/scraper/scheduler.rs

@@ -2,6 +2,7 @@ use crate::banner::{BannerApi, Term};
 use crate::data::models::{ReferenceData, ScrapePriority, TargetType};
 use crate::data::scrape_jobs;
 use crate::error::Result;
+use crate::rmp::RmpClient;
 use crate::scraper::jobs::subject::SubjectJob;
 use crate::state::ReferenceCache;
 use serde_json::json;
@@ -16,6 +17,9 @@ use tracing::{debug, error, info, warn};
 /// How often reference data is re-scraped (6 hours).
 const REFERENCE_DATA_INTERVAL: Duration = Duration::from_secs(6 * 60 * 60);
 
+/// How often RMP data is synced (24 hours).
+const RMP_SYNC_INTERVAL: Duration = Duration::from_secs(24 * 60 * 60);
+
 /// Periodically analyzes data and enqueues prioritized scrape jobs.
 pub struct Scheduler {
     db_pool: PgPool,
@@ -53,6 +57,8 @@ impl Scheduler {
         let mut current_work: Option<(tokio::task::JoinHandle<()>, CancellationToken)> = None;
         // Scrape reference data immediately on first cycle
         let mut last_ref_scrape = Instant::now() - REFERENCE_DATA_INTERVAL;
+        // Sync RMP data immediately on first cycle
+        let mut last_rmp_sync = Instant::now() - RMP_SYNC_INTERVAL;
 
         loop {
             tokio::select! {
@@ -60,6 +66,7 @@ impl Scheduler {
                     let cancel_token = CancellationToken::new();
 
                     let should_scrape_ref = last_ref_scrape.elapsed() >= REFERENCE_DATA_INTERVAL;
+                    let should_sync_rmp = last_rmp_sync.elapsed() >= RMP_SYNC_INTERVAL;
 
                     // Spawn work in separate task to allow graceful cancellation during shutdown.
                     let work_handle = tokio::spawn({
@@ -68,28 +75,47 @@ impl Scheduler {
                         let cancel_token = cancel_token.clone();
                         let reference_cache = self.reference_cache.clone();
 
-                        async move {
-                            tokio::select! {
-                                _ = async {
-                                    if should_scrape_ref
-                                        && let Err(e) = Self::scrape_reference_data(&db_pool, &banner_api, &reference_cache).await
-                                    {
-                                        error!(error = ?e, "Failed to scrape reference data");
+                                async move {
+                                    tokio::select! {
+                                        _ = async {
+                                            // RMP sync is independent of Banner API — run it
+                                            // concurrently with reference data scraping so it
+                                            // doesn't wait behind rate-limited Banner calls.
+                                            let rmp_fut = async {
+                                                if should_sync_rmp
+                                                    && let Err(e) = Self::sync_rmp_data(&db_pool).await
+                                                {
+                                                    error!(error = ?e, "Failed to sync RMP data");
+                                                }
+                                            };
+
+                                            let ref_fut = async {
+                                                if should_scrape_ref
+                                                    && let Err(e) = Self::scrape_reference_data(&db_pool, &banner_api, &reference_cache).await
+                                                {
+                                                    error!(error = ?e, "Failed to scrape reference data");
+                                                }
+                                            };
+
+                                            tokio::join!(rmp_fut, ref_fut);
+
+                                            if let Err(e) = Self::schedule_jobs_impl(&db_pool, &banner_api).await {
+                                                error!(error = ?e, "Failed to schedule jobs");
+                                            }
+                                        } => {}
+                                        _ = cancel_token.cancelled() => {
+                                            debug!("Scheduling work cancelled gracefully");
+                                        }
                                     }
-                                    if let Err(e) = Self::schedule_jobs_impl(&db_pool, &banner_api).await {
-                                        error!(error = ?e, "Failed to schedule jobs");
-                                    }
-                                } => {}
-                                _ = cancel_token.cancelled() => {
-                                    debug!("Scheduling work cancelled gracefully");
                                 }
-                            }
-                        }
                     });
 
                     if should_scrape_ref {
                         last_ref_scrape = Instant::now();
                     }
+                    if should_sync_rmp {
+                        last_rmp_sync = Instant::now();
+                    }
 
                     current_work = Some((work_handle, cancel_token));
                     next_run = time::Instant::now() + work_interval;
@@ -194,6 +220,24 @@ impl Scheduler {
         Ok(())
     }
 
+    /// Fetch all RMP professors, upsert to DB, and auto-match against Banner instructors.
+    #[tracing::instrument(skip_all)]
+    async fn sync_rmp_data(db_pool: &PgPool) -> Result<()> {
+        info!("Starting RMP data sync");
+
+        let client = RmpClient::new();
+        let professors = client.fetch_all_professors().await?;
+        let total = professors.len();
+
+        crate::data::rmp::batch_upsert_rmp_professors(&professors, db_pool).await?;
+        info!(total, "RMP professors upserted");
+
+        let matched = crate::data::rmp::auto_match_instructors(db_pool).await?;
+        info!(total, matched, "RMP sync complete");
+
+        Ok(())
+    }
+
     /// Scrape all reference data categories from Banner and upsert to DB, then refresh cache.
     #[tracing::instrument(skip_all)]
     async fn scrape_reference_data(

src/web/routes.rs

@@ -357,6 +357,8 @@ pub struct InstructorResponse {
     display_name: String,
     email: Option<String>,
     is_primary: bool,
+    rmp_rating: Option<f32>,
+    rmp_num_ratings: Option<i32>,
 }
 
 #[derive(Serialize, TS)]
@@ -387,11 +389,15 @@ async fn build_course_response(
         .unwrap_or_default()
         .into_iter()
         .map(
-            |(banner_id, display_name, email, is_primary)| InstructorResponse {
-                banner_id,
-                display_name,
-                email,
-                is_primary,
+            |(banner_id, display_name, email, is_primary, rmp_rating, rmp_num_ratings)| {
+                InstructorResponse {
+                    banner_id,
+                    display_name,
+                    email,
+                    is_primary,
+                    rmp_rating,
+                    rmp_num_ratings,
+                }
             },
         )
         .collect();

web/src/lib/components/CourseDetail.svelte

@@ -1,87 +1,201 @@
 <script lang="ts">
-  import type { CourseResponse } from "$lib/api";
-  import {
-    formatTime,
-    formatMeetingDays,
-    formatCreditHours,
-  } from "$lib/course";
+import type { CourseResponse } from "$lib/api";
+import {
+  formatTime,
+  formatCreditHours,
+  formatDate,
+  formatMeetingDaysLong,
+  isMeetingTimeTBA,
+  isTimeTBA,
+} from "$lib/course";
+import { Tooltip } from "bits-ui";
+import { Info, Copy, Check } from "@lucide/svelte";
 
-  let { course }: { course: CourseResponse } = $props();
+let { course }: { course: CourseResponse } = $props();
+
+let copiedEmail: string | null = $state(null);
+
+async function copyEmail(email: string, event: MouseEvent) {
+  event.stopPropagation();
+  await navigator.clipboard.writeText(email);
+  copiedEmail = email;
+  setTimeout(() => {
+    copiedEmail = null;
+  }, 2000);
+}
 </script>
 
-<div class="bg-muted p-4 text-sm border-b border-border">
-  <div class="grid grid-cols-1 sm:grid-cols-2 gap-4">
+<div class="bg-muted/60 p-5 text-sm border-b border-border">
+  <div class="grid grid-cols-1 sm:grid-cols-2 gap-5">
     <!-- Instructors -->
     <div>
-      <h4 class="font-medium text-foreground mb-1">Instructors</h4>
+      <h4 class="text-sm text-foreground mb-2">
+        Instructors
+      </h4>
       {#if course.instructors.length > 0}
-        <ul class="space-y-0.5">
+        <div class="flex flex-wrap gap-1.5">
           {#each course.instructors as instructor}
-            <li class="text-muted-foreground">
-              {instructor.displayName}
-              {#if instructor.isPrimary}
-                <span class="text-xs bg-card border border-border rounded px-1 py-0.5 ml-1">primary</span>
-              {/if}
-              {#if instructor.email}
-                <span class="text-xs"> — {instructor.email}</span>
-              {/if}
-            </li>
+            <Tooltip.Root delayDuration={200}>
+              <Tooltip.Trigger>
+                <span
+                  class="inline-flex items-center gap-1.5 text-sm font-medium bg-card border border-border rounded-md px-2.5 py-1 text-foreground hover:border-foreground/20 hover:bg-card/80 transition-colors"
+                >
+                  {instructor.displayName}
+                  {#if 'rmpRating' in instructor && instructor.rmpRating}
+                    {@const rating = instructor.rmpRating as number}
+                    <span
+                      class="text-[10px] font-semibold {rating >= 4.0 ? 'text-status-green' : rating >= 3.0 ? 'text-yellow-500' : 'text-status-red'}"
+                    >{rating.toFixed(1)}★</span>
+                  {/if}
+                </span>
+              </Tooltip.Trigger>
+              <Tooltip.Content
+                class="bg-card text-card-foreground text-xs border border-border rounded-md px-3 py-2 shadow-md max-w-72"
+              >
+                <div class="space-y-1.5">
+                  <div class="font-medium">{instructor.displayName}</div>
+                  {#if instructor.isPrimary}
+                    <div class="text-muted-foreground">Primary instructor</div>
+                  {/if}
+                  {#if 'rmpRating' in instructor && instructor.rmpRating}
+                    <div class="text-muted-foreground">
+                      {(instructor.rmpRating as number).toFixed(1)}/5 ({(instructor as any).rmpNumRatings ?? 0} ratings)
+                    </div>
+                  {/if}
+                  {#if instructor.email}
+                    <button
+                      onclick={(e) => copyEmail(instructor.email!, e)}
+                      class="inline-flex items-center gap-1 text-muted-foreground hover:text-foreground transition-colors cursor-pointer"
+                    >
+                      {#if copiedEmail === instructor.email}
+                        <Check class="size-3" />
+                        <span>Copied!</span>
+                      {:else}
+                        <Copy class="size-3" />
+                        <span>{instructor.email}</span>
+                      {/if}
+                    </button>
+                  {/if}
+                </div>
+              </Tooltip.Content>
+            </Tooltip.Root>
           {/each}
-        </ul>
+        </div>
       {:else}
-        <span class="text-muted-foreground">Staff</span>
+        <span class="text-muted-foreground italic">Staff</span>
       {/if}
     </div>
 
     <!-- Meeting Times -->
     <div>
-      <h4 class="font-medium text-foreground mb-1">Meeting Times</h4>
+      <h4 class="text-sm text-foreground mb-2">
+        Meeting Times
+      </h4>
       {#if course.meetingTimes.length > 0}
-        <ul class="space-y-1">
+        <ul class="space-y-2">
           {#each course.meetingTimes as mt}
-            <li class="text-muted-foreground">
-              <span class="font-mono">{formatMeetingDays(mt) || "TBA"}</span>
-              {formatTime(mt.begin_time)}–{formatTime(mt.end_time)}
-              {#if mt.building || mt.room}
-                <span class="text-xs">
-                  ({mt.building_description ?? mt.building}{mt.room ? ` ${mt.room}` : ""})
-                </span>
+            <li>
+              {#if isMeetingTimeTBA(mt) && isTimeTBA(mt)}
+                <span class="italic text-muted-foreground">TBA</span>
+              {:else}
+                <div class="flex items-baseline gap-1.5">
+                  {#if !isMeetingTimeTBA(mt)}
+                    <span class="font-medium text-foreground">
+                      {formatMeetingDaysLong(mt)}
+                    </span>
+                  {/if}
+                  {#if !isTimeTBA(mt)}
+                    <span class="text-muted-foreground">
+                      {formatTime(mt.begin_time)}&ndash;{formatTime(mt.end_time)}
+                    </span>
+                  {:else}
+                    <span class="italic text-muted-foreground">Time TBA</span>
+                  {/if}
+                </div>
               {/if}
-              <div class="text-xs opacity-70">{mt.start_date} – {mt.end_date}</div>
+              {#if mt.building || mt.room}
+                <div class="text-xs text-muted-foreground mt-0.5">
+                  {mt.building_description ?? mt.building}{mt.room ? ` ${mt.room}` : ""}
+                </div>
+              {/if}
+              <div class="text-xs text-muted-foreground/70 mt-0.5">
+                {formatDate(mt.start_date)} &ndash; {formatDate(mt.end_date)}
+              </div>
             </li>
           {/each}
         </ul>
       {:else}
-        <span class="text-muted-foreground">TBA</span>
+        <span class="italic text-muted-foreground">TBA</span>
       {/if}
     </div>
 
     <!-- Delivery -->
     <div>
-      <h4 class="font-medium text-foreground mb-1">Delivery</h4>
-      <span class="text-muted-foreground">
+      <h4 class="text-sm text-foreground mb-2">
+        <span class="inline-flex items-center gap-1">
+          Delivery
+          <Tooltip.Root delayDuration={100}>
+            <Tooltip.Trigger>
+              <Info class="size-3 text-muted-foreground/50" />
+            </Tooltip.Trigger>
+            <Tooltip.Content
+              class="bg-card text-card-foreground text-xs border border-border rounded-md px-2.5 py-1.5 shadow-md max-w-72"
+            >
+              How the course is taught: in-person, online, hybrid, etc.
+            </Tooltip.Content>
+          </Tooltip.Root>
+        </span>
+      </h4>
+      <span class="text-foreground">
         {course.instructionalMethod ?? "—"}
         {#if course.campus}
-          · {course.campus}
+          <span class="text-muted-foreground"> · {course.campus}</span>
         {/if}
       </span>
     </div>
 
     <!-- Credits -->
     <div>
-      <h4 class="font-medium text-foreground mb-1">Credits</h4>
-      <span class="text-muted-foreground">{formatCreditHours(course)}</span>
+      <h4 class="text-sm text-foreground mb-2">
+        Credits
+      </h4>
+      <span class="text-foreground">{formatCreditHours(course)}</span>
     </div>
 
     <!-- Attributes -->
     {#if course.attributes.length > 0}
       <div>
-        <h4 class="font-medium text-foreground mb-1">Attributes</h4>
-        <div class="flex flex-wrap gap-1">
+        <h4 class="text-sm text-foreground mb-2">
+          <span class="inline-flex items-center gap-1">
+            Attributes
+            <Tooltip.Root delayDuration={100}>
+              <Tooltip.Trigger>
+                <Info class="size-3 text-muted-foreground/50" />
+              </Tooltip.Trigger>
+              <Tooltip.Content
+                class="bg-card text-card-foreground text-xs border border-border rounded-md px-2.5 py-1.5 shadow-md max-w-72"
+              >
+                Course flags for degree requirements, core curriculum, or special designations
+              </Tooltip.Content>
+            </Tooltip.Root>
+          </span>
+        </h4>
+        <div class="flex flex-wrap gap-1.5">
           {#each course.attributes as attr}
-            <span class="text-xs bg-card border border-border rounded px-1.5 py-0.5 text-muted-foreground">
-              {attr}
-            </span>
+            <Tooltip.Root delayDuration={100}>
+              <Tooltip.Trigger>
+                <span
+                  class="inline-flex text-xs font-medium bg-card border border-border rounded-md px-2 py-0.5 text-muted-foreground hover:text-foreground hover:border-foreground/20 transition-colors"
+                >
+                  {attr}
+                </span>
+              </Tooltip.Trigger>
+              <Tooltip.Content
+                class="bg-card text-card-foreground text-xs border border-border rounded-md px-2.5 py-1.5 shadow-md max-w-64"
+              >
+                Course attribute code
+              </Tooltip.Content>
+            </Tooltip.Root>
           {/each}
         </div>
       </div>
@@ -90,21 +204,53 @@
     <!-- Cross-list -->
     {#if course.crossList}
       <div>
-        <h4 class="font-medium text-foreground mb-1">Cross-list</h4>
-        <span class="text-muted-foreground">
-          {course.crossList}
-          {#if course.crossListCount != null && course.crossListCapacity != null}
-            ({course.crossListCount}/{course.crossListCapacity})
-          {/if}
-        </span>
+        <h4 class="text-sm text-foreground mb-2">
+          <span class="inline-flex items-center gap-1">
+            Cross-list
+            <Tooltip.Root delayDuration={100}>
+              <Tooltip.Trigger>
+                <Info class="size-3 text-muted-foreground/50" />
+              </Tooltip.Trigger>
+              <Tooltip.Content
+                class="bg-card text-card-foreground text-xs border border-border rounded-md px-2.5 py-1.5 shadow-md max-w-72"
+              >
+                Cross-listed sections share enrollment across multiple course numbers. Students in any linked section attend the same class.
+              </Tooltip.Content>
+            </Tooltip.Root>
+          </span>
+        </h4>
+        <Tooltip.Root delayDuration={100}>
+          <Tooltip.Trigger>
+            <span class="inline-flex items-center gap-1.5 text-foreground font-mono">
+              <span class="bg-card border border-border rounded-md px-2 py-0.5 text-xs font-medium">
+                {course.crossList}
+              </span>
+              {#if course.crossListCount != null && course.crossListCapacity != null}
+                <span class="text-muted-foreground text-xs">
+                  {course.crossListCount}/{course.crossListCapacity}
+                </span>
+              {/if}
+            </span>
+          </Tooltip.Trigger>
+          <Tooltip.Content
+            class="bg-card text-card-foreground text-xs border border-border rounded-md px-2.5 py-1.5 shadow-md max-w-72"
+          >
+            Group <span class="font-mono font-medium">{course.crossList}</span>
+            {#if course.crossListCount != null && course.crossListCapacity != null}
+              — {course.crossListCount} enrolled across {course.crossListCapacity} shared seats
+            {/if}
+          </Tooltip.Content>
+        </Tooltip.Root>
       </div>
     {/if}
 
     <!-- Waitlist -->
     {#if course.waitCapacity > 0}
       <div>
-        <h4 class="font-medium text-foreground mb-1">Waitlist</h4>
-        <span class="text-muted-foreground">{course.waitCount} / {course.waitCapacity}</span>
+        <h4 class="text-sm text-foreground mb-2">
+          Waitlist
+        </h4>
+        <span class="text-foreground">{course.waitCount} / {course.waitCapacity}</span>
       </div>
     {/if}
   </div>

web/src/lib/components/CourseTable.svelte

@@ -1,30 +1,65 @@
 <script lang="ts">
-  import type { CourseResponse } from "$lib/api";
-  import { abbreviateInstructor, formatMeetingTime, getPrimaryInstructor } from "$lib/course";
-  import CourseDetail from "./CourseDetail.svelte";
+import type { CourseResponse } from "$lib/api";
+import {
+  abbreviateInstructor,
+  formatTime,
+  formatMeetingDays,
+  formatLocation,
+  getPrimaryInstructor,
+  isMeetingTimeTBA,
+  isTimeTBA,
+} from "$lib/course";
+import CourseDetail from "./CourseDetail.svelte";
 
-  let { courses, loading }: { courses: CourseResponse[]; loading: boolean } = $props();
+let { courses, loading }: { courses: CourseResponse[]; loading: boolean } = $props();
 
-  let expandedCrn: string | null = $state(null);
+let expandedCrn: string | null = $state(null);
 
-  function toggleRow(crn: string) {
-    expandedCrn = expandedCrn === crn ? null : crn;
-  }
+function toggleRow(crn: string) {
+  expandedCrn = expandedCrn === crn ? null : crn;
+}
 
-  function seatsColor(course: CourseResponse): string {
-    return course.enrollment < course.maxEnrollment ? "text-status-green" : "text-status-red";
-  }
+function openSeats(course: CourseResponse): number {
+  return Math.max(0, course.maxEnrollment - course.enrollment);
+}
 
-  function primaryInstructorDisplay(course: CourseResponse): string {
-    const primary = getPrimaryInstructor(course.instructors);
-    if (!primary) return "Staff";
-    return abbreviateInstructor(primary.displayName);
-  }
+function seatsColor(course: CourseResponse): string {
+  const open = openSeats(course);
+  if (open === 0) return "text-status-red";
+  if (open <= 5) return "text-yellow-500";
+  return "text-status-green";
+}
 
-  function timeDisplay(course: CourseResponse): string {
-    if (course.meetingTimes.length === 0) return "TBA";
-    return formatMeetingTime(course.meetingTimes[0]);
-  }
+function seatsDotColor(course: CourseResponse): string {
+  const open = openSeats(course);
+  if (open === 0) return "bg-red-500";
+  if (open <= 5) return "bg-yellow-500";
+  return "bg-green-500";
+}
+
+function primaryInstructorDisplay(course: CourseResponse): string {
+  const primary = getPrimaryInstructor(course.instructors);
+  if (!primary) return "Staff";
+  return abbreviateInstructor(primary.displayName);
+}
+
+function ratingColor(rating: number): string {
+  if (rating >= 4.0) return "text-status-green";
+  if (rating >= 3.0) return "text-yellow-500";
+  return "text-status-red";
+}
+
+function primaryRating(course: CourseResponse): { rating: number; count: number } | null {
+  const primary = getPrimaryInstructor(course.instructors);
+  if (!primary?.rmpRating) return null;
+  return { rating: primary.rmpRating, count: primary.rmpNumRatings ?? 0 };
+}
+
+function timeIsTBA(course: CourseResponse): boolean {
+  if (course.meetingTimes.length === 0) return true;
+  const mt = course.meetingTimes[0];
+  return isMeetingTimeTBA(mt) && isTimeTBA(mt);
+}
 </script>
 
 <div class="overflow-x-auto">
@@ -36,6 +71,7 @@
         <th class="py-2 px-2 font-medium">Title</th>
         <th class="py-2 px-2 font-medium">Instructor</th>
         <th class="py-2 px-2 font-medium">Time</th>
+        <th class="py-2 px-2 font-medium">Location</th>
         <th class="py-2 px-2 font-medium text-right">Seats</th>
       </tr>
     </thead>
@@ -43,43 +79,76 @@
       {#if loading && courses.length === 0}
         {#each Array(5) as _}
           <tr class="border-b border-border">
-            <td class="py-2.5 px-2"><div class="h-4 w-12 bg-muted rounded animate-pulse"></div></td>
+            <td class="py-2.5 px-2"><div class="h-4 w-10 bg-muted rounded animate-pulse"></div></td>
             <td class="py-2.5 px-2"><div class="h-4 w-24 bg-muted rounded animate-pulse"></div></td>
             <td class="py-2.5 px-2"><div class="h-4 w-40 bg-muted rounded animate-pulse"></div></td>
             <td class="py-2.5 px-2"><div class="h-4 w-20 bg-muted rounded animate-pulse"></div></td>
             <td class="py-2.5 px-2"><div class="h-4 w-28 bg-muted rounded animate-pulse"></div></td>
-            <td class="py-2.5 px-2"><div class="h-4 w-12 bg-muted rounded animate-pulse ml-auto"></div></td>
+            <td class="py-2.5 px-2"><div class="h-4 w-16 bg-muted rounded animate-pulse"></div></td>
+            <td class="py-2.5 px-2"><div class="h-4 w-14 bg-muted rounded animate-pulse ml-auto"></div></td>
           </tr>
         {/each}
       {:else if courses.length === 0}
         <tr>
-          <td colspan="6" class="py-12 text-center text-muted-foreground">
+          <td colspan="7" class="py-12 text-center text-muted-foreground">
             No courses found. Try adjusting your filters.
           </td>
         </tr>
       {:else}
         {#each courses as course (course.crn)}
           <tr
-            class="border-b border-border cursor-pointer hover:bg-muted/50 transition-colors {expandedCrn === course.crn ? 'bg-muted/30' : ''}"
+            class="border-b border-border cursor-pointer hover:bg-muted/50 transition-colors whitespace-nowrap {expandedCrn === course.crn ? 'bg-muted/30' : ''}"
             onclick={() => toggleRow(course.crn)}
           >
-            <td class="py-2 px-2 font-mono">{course.crn}</td>
+            <td class="py-2 px-2 font-mono text-xs text-muted-foreground/70">{course.crn}</td>
             <td class="py-2 px-2 whitespace-nowrap">
-              {course.subject} {course.courseNumber}-{course.sequenceNumber ?? ""}
+              <span class="font-semibold">{course.subject} {course.courseNumber}</span>{#if course.sequenceNumber}<span class="text-muted-foreground">-{course.sequenceNumber}</span>{/if}
             </td>
-            <td class="py-2 px-2">{course.title}</td>
-            <td class="py-2 px-2 whitespace-nowrap">{primaryInstructorDisplay(course)}</td>
-            <td class="py-2 px-2 whitespace-nowrap">{timeDisplay(course)}</td>
-            <td class="py-2 px-2 text-right whitespace-nowrap {seatsColor(course)}">
-              {course.enrollment}/{course.maxEnrollment}
-              {#if course.waitCount > 0}
-                <div class="text-xs text-muted-foreground">WL: {course.waitCount}/{course.waitCapacity}</div>
+            <td class="py-2 px-2 font-medium">{course.title}</td>
+            <td class="py-2 px-2 whitespace-nowrap">
+              {primaryInstructorDisplay(course)}
+              {#if primaryRating(course)}
+                {@const r = primaryRating(course)!}
+                <span
+                  class="ml-1 text-xs font-medium {ratingColor(r.rating)}"
+                  title="{r.rating.toFixed(1)}/5 ({r.count} ratings)"
+                >{r.rating.toFixed(1)}★</span>
               {/if}
             </td>
+            <td class="py-2 px-2 whitespace-nowrap">
+              {#if timeIsTBA(course)}
+                <span class="text-xs text-muted-foreground/60">TBA</span>
+              {:else}
+                {@const mt = course.meetingTimes[0]}
+                {#if !isMeetingTimeTBA(mt)}
+                  <span class="font-mono font-medium">{formatMeetingDays(mt)}</span>
+                  {" "}
+                {/if}
+                {#if !isTimeTBA(mt)}
+                  <span class="text-muted-foreground">{formatTime(mt.begin_time)}&ndash;{formatTime(mt.end_time)}</span>
+                {:else}
+                  <span class="text-xs text-muted-foreground/60">TBA</span>
+                {/if}
+              {/if}
+            </td>
+            <td class="py-2 px-2 whitespace-nowrap">
+              {#if formatLocation(course)}
+                <span class="text-muted-foreground">{formatLocation(course)}</span>
+              {:else}
+                <span class="text-xs text-muted-foreground/50">—</span>
+              {/if}
+            </td>
+            <td class="py-2 px-2 text-right whitespace-nowrap">
+              <span class="inline-flex items-center gap-1.5">
+                <span class="size-1.5 rounded-full {seatsDotColor(course)} shrink-0"></span>
+                <span class="{seatsColor(course)} font-medium tabular-nums">{#if openSeats(course) === 0}Full{:else}{openSeats(course)} open{/if}</span>
+                <span class="text-muted-foreground/60 tabular-nums">{course.enrollment}/{course.maxEnrollment}{#if course.waitCount > 0} · WL {course.waitCount}/{course.waitCapacity}{/if}</span>
+              </span>
+            </td>
           </tr>
           {#if expandedCrn === course.crn}
             <tr>
-              <td colspan="6" class="p-0">
+              <td colspan="7" class="p-0">
                 <CourseDetail {course} />
               </td>
             </tr>

web/src/lib/components/Pagination.svelte

@@ -1,15 +1,20 @@
 <script lang="ts">
-  let { totalCount, offset, limit, onPageChange }: {
-    totalCount: number;
-    offset: number;
-    limit: number;
-    onPageChange: (newOffset: number) => void;
-  } = $props();
+let {
+  totalCount,
+  offset,
+  limit,
+  onPageChange,
+}: {
+  totalCount: number;
+  offset: number;
+  limit: number;
+  onPageChange: (newOffset: number) => void;
+} = $props();
 
-  const start = $derived(offset + 1);
-  const end = $derived(Math.min(offset + limit, totalCount));
-  const hasPrev = $derived(offset > 0);
-  const hasNext = $derived(offset + limit < totalCount);
+const start = $derived(offset + 1);
+const end = $derived(Math.min(offset + limit, totalCount));
+const hasPrev = $derived(offset > 0);
+const hasNext = $derived(offset + limit < totalCount);
 </script>
 
 {#if totalCount > 0}

web/src/lib/components/SearchFilters.svelte

@@ -1,21 +1,21 @@
 <script lang="ts">
-  import type { Term, Subject } from "$lib/api";
+import type { Term, Subject } from "$lib/api";
 
-  let {
-    terms,
-    subjects,
-    selectedTerm = $bindable(),
-    selectedSubject = $bindable(),
-    query = $bindable(),
-    openOnly = $bindable(),
-  }: {
-    terms: Term[];
-    subjects: Subject[];
-    selectedTerm: string;
-    selectedSubject: string;
-    query: string;
-    openOnly: boolean;
-  } = $props();
+let {
+  terms,
+  subjects,
+  selectedTerm = $bindable(),
+  selectedSubject = $bindable(),
+  query = $bindable(),
+  openOnly = $bindable(),
+}: {
+  terms: Term[];
+  subjects: Subject[];
+  selectedTerm: string;
+  selectedSubject: string;
+  query: string;
+  openOnly: boolean;
+} = $props();
 </script>
 
 <div class="flex flex-wrap gap-3 items-center">

web/src/lib/course.test.ts

@@ -6,6 +6,10 @@ import {
   abbreviateInstructor,
   formatCreditHours,
   getPrimaryInstructor,
+  isMeetingTimeTBA,
+  isTimeTBA,
+  formatDate,
+  formatMeetingDaysLong,
 } from "$lib/course";
 import type { DbMeetingTime, CourseResponse, InstructorResponse } from "$lib/api";
 
@@ -45,9 +49,9 @@ describe("formatTime", () => {
 
 describe("formatMeetingDays", () => {
   it("returns MWF for mon/wed/fri", () => {
-    expect(formatMeetingDays(makeMeetingTime({ monday: true, wednesday: true, friday: true }))).toBe(
-      "MWF"
-    );
+    expect(
+      formatMeetingDays(makeMeetingTime({ monday: true, wednesday: true, friday: true }))
+    ).toBe("MWF");
   });
   it("returns TR for tue/thu", () => {
     expect(formatMeetingDays(makeMeetingTime({ tuesday: true, thursday: true }))).toBe("TR");
@@ -76,12 +80,20 @@ describe("formatMeetingTime", () => {
   it("formats a standard meeting time", () => {
     expect(
       formatMeetingTime(
-        makeMeetingTime({ monday: true, wednesday: true, friday: true, begin_time: "0900", end_time: "0950" })
+        makeMeetingTime({
+          monday: true,
+          wednesday: true,
+          friday: true,
+          begin_time: "0900",
+          end_time: "0950",
+        })
       )
     ).toBe("MWF 9:00 AM–9:50 AM");
   });
   it("returns TBA when no days", () => {
-    expect(formatMeetingTime(makeMeetingTime({ begin_time: "0900", end_time: "0950" }))).toBe("TBA");
+    expect(formatMeetingTime(makeMeetingTime({ begin_time: "0900", end_time: "0950" }))).toBe(
+      "TBA"
+    );
   });
   it("returns days + TBA when no times", () => {
     expect(formatMeetingTime(makeMeetingTime({ monday: true }))).toBe("M TBA");
@@ -89,7 +101,8 @@ describe("formatMeetingTime", () => {
 });
 
 describe("abbreviateInstructor", () => {
-  it("abbreviates standard name", () => expect(abbreviateInstructor("Heaps, John")).toBe("Heaps, J."));
+  it("abbreviates standard name", () =>
+    expect(abbreviateInstructor("Heaps, John")).toBe("Heaps, J."));
   it("handles no comma", () => expect(abbreviateInstructor("Staff")).toBe("Staff"));
   it("handles multiple first names", () =>
     expect(abbreviateInstructor("Smith, Mary Jane")).toBe("Smith, M."));
@@ -117,17 +130,99 @@ describe("getPrimaryInstructor", () => {
 describe("formatCreditHours", () => {
   it("returns creditHours when set", () => {
     expect(
-      formatCreditHours({ creditHours: 3, creditHourLow: null, creditHourHigh: null } as CourseResponse)
+      formatCreditHours({
+        creditHours: 3,
+        creditHourLow: null,
+        creditHourHigh: null,
+      } as CourseResponse)
     ).toBe("3");
   });
   it("returns range when variable", () => {
     expect(
-      formatCreditHours({ creditHours: null, creditHourLow: 1, creditHourHigh: 3 } as CourseResponse)
+      formatCreditHours({
+        creditHours: null,
+        creditHourLow: 1,
+        creditHourHigh: 3,
+      } as CourseResponse)
     ).toBe("1–3");
   });
   it("returns dash when no credit info", () => {
     expect(
-      formatCreditHours({ creditHours: null, creditHourLow: null, creditHourHigh: null } as CourseResponse)
+      formatCreditHours({
+        creditHours: null,
+        creditHourLow: null,
+        creditHourHigh: null,
+      } as CourseResponse)
     ).toBe("—");
   });
 });
+
+describe("isMeetingTimeTBA", () => {
+  it("returns true when no days set", () => {
+    expect(isMeetingTimeTBA(makeMeetingTime())).toBe(true);
+  });
+  it("returns false when any day is set", () => {
+    expect(isMeetingTimeTBA(makeMeetingTime({ monday: true }))).toBe(false);
+  });
+  it("returns false when multiple days set", () => {
+    expect(isMeetingTimeTBA(makeMeetingTime({ tuesday: true, thursday: true }))).toBe(false);
+  });
+});
+
+describe("isTimeTBA", () => {
+  it("returns true when begin_time is null", () => {
+    expect(isTimeTBA(makeMeetingTime())).toBe(true);
+  });
+  it("returns true when begin_time is empty", () => {
+    expect(isTimeTBA(makeMeetingTime({ begin_time: "" }))).toBe(true);
+  });
+  it("returns true when begin_time is short", () => {
+    expect(isTimeTBA(makeMeetingTime({ begin_time: "09" }))).toBe(true);
+  });
+  it("returns false when begin_time is valid", () => {
+    expect(isTimeTBA(makeMeetingTime({ begin_time: "0900" }))).toBe(false);
+  });
+});
+
+describe("formatDate", () => {
+  it("formats standard date", () => {
+    expect(formatDate("2024-08-26")).toBe("August 26, 2024");
+  });
+  it("formats December date", () => {
+    expect(formatDate("2024-12-12")).toBe("December 12, 2024");
+  });
+  it("formats January 1st", () => {
+    expect(formatDate("2026-01-01")).toBe("January 1, 2026");
+  });
+  it("formats MM/DD/YYYY date", () => {
+    expect(formatDate("01/20/2026")).toBe("January 20, 2026");
+  });
+  it("formats MM/DD/YYYY with May", () => {
+    expect(formatDate("05/13/2026")).toBe("May 13, 2026");
+  });
+  it("returns original string for invalid input", () => {
+    expect(formatDate("bad-date")).toBe("bad-date");
+  });
+});
+
+describe("formatMeetingDaysLong", () => {
+  it("returns full plural for single day", () => {
+    expect(formatMeetingDaysLong(makeMeetingTime({ thursday: true }))).toBe("Thursdays");
+  });
+  it("returns full plural for Monday only", () => {
+    expect(formatMeetingDaysLong(makeMeetingTime({ monday: true }))).toBe("Mondays");
+  });
+  it("returns semi-abbreviated for multiple days", () => {
+    expect(
+      formatMeetingDaysLong(makeMeetingTime({ monday: true, wednesday: true, friday: true }))
+    ).toBe("Mon, Wed, Fri");
+  });
+  it("returns semi-abbreviated for TR", () => {
+    expect(formatMeetingDaysLong(makeMeetingTime({ tuesday: true, thursday: true }))).toBe(
+      "Tue, Thur"
+    );
+  });
+  it("returns empty string when no days", () => {
+    expect(formatMeetingDaysLong(makeMeetingTime())).toBe("");
+  });
+});

web/src/lib/course.ts

@@ -27,6 +27,23 @@ export function formatMeetingDays(mt: DbMeetingTime): string {
     .join("");
 }
 
+/** Longer day names for detail view: single day → "Thursdays", multiple → "Mon, Wed, Fri" */
+export function formatMeetingDaysLong(mt: DbMeetingTime): string {
+  const days: [boolean, string, string][] = [
+    [mt.monday, "Mon", "Mondays"],
+    [mt.tuesday, "Tue", "Tuesdays"],
+    [mt.wednesday, "Wed", "Wednesdays"],
+    [mt.thursday, "Thur", "Thursdays"],
+    [mt.friday, "Fri", "Fridays"],
+    [mt.saturday, "Sat", "Saturdays"],
+    [mt.sunday, "Sun", "Sundays"],
+  ];
+  const active = days.filter(([a]) => a);
+  if (active.length === 0) return "";
+  if (active.length === 1) return active[0][2];
+  return active.map(([, short]) => short).join(", ");
+}
+
 /** Condensed meeting time: "MWF 9:00 AM–9:50 AM" */
 export function formatMeetingTime(mt: DbMeetingTime): string {
   const days = formatMeetingDays(mt);
@@ -47,10 +64,61 @@ export function abbreviateInstructor(name: string): string {
 }
 
 /** Get primary instructor from a course, or first instructor */
-export function getPrimaryInstructor(instructors: InstructorResponse[]): InstructorResponse | undefined {
+export function getPrimaryInstructor(
+  instructors: InstructorResponse[]
+): InstructorResponse | undefined {
   return instructors.find((i) => i.isPrimary) ?? instructors[0];
 }
 
+/** Check if a meeting time has no scheduled days */
+export function isMeetingTimeTBA(mt: DbMeetingTime): boolean {
+  return (
+    !mt.monday &&
+    !mt.tuesday &&
+    !mt.wednesday &&
+    !mt.thursday &&
+    !mt.friday &&
+    !mt.saturday &&
+    !mt.sunday
+  );
+}
+
+/** Check if a meeting time has no begin/end times */
+export function isTimeTBA(mt: DbMeetingTime): boolean {
+  return !mt.begin_time || mt.begin_time.length !== 4;
+}
+
+/** Format a date string to "January 20, 2026". Accepts YYYY-MM-DD or MM/DD/YYYY. */
+export function formatDate(dateStr: string): string {
+  let year: number, month: number, day: number;
+  if (dateStr.includes("-")) {
+    [year, month, day] = dateStr.split("-").map(Number);
+  } else if (dateStr.includes("/")) {
+    [month, day, year] = dateStr.split("/").map(Number);
+  } else {
+    return dateStr;
+  }
+  if (!year || !month || !day) return dateStr;
+  const date = new Date(year, month - 1, day);
+  return date.toLocaleDateString("en-US", { year: "numeric", month: "long", day: "numeric" });
+}
+
+/** Short location string from first meeting time: "MH 2.206" or campus fallback */
+export function formatLocation(course: CourseResponse): string | null {
+  for (const mt of course.meetingTimes) {
+    if (mt.building && mt.room) return `${mt.building} ${mt.room}`;
+    if (mt.building) return mt.building;
+  }
+  return course.campus ?? null;
+}
+
+/** Longer location string using building description: "Main Hall 2.206" */
+export function formatLocationLong(mt: DbMeetingTime): string | null {
+  const name = mt.building_description ?? mt.building;
+  if (!name) return null;
+  return mt.room ? `${name} ${mt.room}` : name;
+}
+
 /** Format credit hours display */
 export function formatCreditHours(course: CourseResponse): string {
   if (course.creditHours != null) return String(course.creditHours);

web/src/routes/+page.svelte

@@ -1,108 +1,102 @@
 <script lang="ts">
-  import { untrack } from "svelte";
-  import { goto } from "$app/navigation";
-  import { type Subject, type SearchResponse, client } from "$lib/api";
-  import SearchFilters from "$lib/components/SearchFilters.svelte";
-  import CourseTable from "$lib/components/CourseTable.svelte";
-  import Pagination from "$lib/components/Pagination.svelte";
+import { untrack } from "svelte";
+import { goto } from "$app/navigation";
+import { type Subject, type SearchResponse, client } from "$lib/api";
+import SearchFilters from "$lib/components/SearchFilters.svelte";
+import CourseTable from "$lib/components/CourseTable.svelte";
+import Pagination from "$lib/components/Pagination.svelte";
 
-  let { data } = $props();
+let { data } = $props();
 
-  // Read initial state from URL params (intentionally captured once)
-  const initialParams = untrack(() => new URLSearchParams(data.url.search));
+// Read initial state from URL params (intentionally captured once)
+const initialParams = untrack(() => new URLSearchParams(data.url.search));
 
-  // Filter state
-  let selectedTerm = $state(untrack(() => initialParams.get("term") ?? data.terms[0]?.code ?? ""));
-  let selectedSubject = $state(initialParams.get("subject") ?? "");
-  let query = $state(initialParams.get("q") ?? "");
-  let openOnly = $state(initialParams.get("open") === "true");
-  let offset = $state(Number(initialParams.get("offset")) || 0);
-  const limit = 25;
+// Filter state
+let selectedTerm = $state(untrack(() => initialParams.get("term") ?? data.terms[0]?.code ?? ""));
+let selectedSubject = $state(initialParams.get("subject") ?? "");
+let query = $state(initialParams.get("q") ?? "");
+let openOnly = $state(initialParams.get("open") === "true");
+let offset = $state(Number(initialParams.get("offset")) || 0);
+const limit = 25;
 
-  // Data state
-  let subjects: Subject[] = $state([]);
-  let searchResult: SearchResponse | null = $state(null);
-  let loading = $state(false);
-  let error = $state<string | null>(null);
+// Data state
+let subjects: Subject[] = $state([]);
+let searchResult: SearchResponse | null = $state(null);
+let loading = $state(false);
+let error = $state<string | null>(null);
 
-  // Fetch subjects when term changes
-  $effect(() => {
-    const term = selectedTerm;
-    if (!term) return;
-    client.getSubjects(term).then((s) => {
-      subjects = s;
-      if (selectedSubject && !s.some((sub) => sub.code === selectedSubject)) {
-        selectedSubject = "";
-      }
+// Fetch subjects when term changes
+$effect(() => {
+  const term = selectedTerm;
+  if (!term) return;
+  client.getSubjects(term).then((s) => {
+    subjects = s;
+    if (selectedSubject && !s.some((sub) => sub.code === selectedSubject)) {
+      selectedSubject = "";
+    }
+  });
+});
+
+// Debounced search
+let searchTimeout: ReturnType<typeof setTimeout> | undefined;
+$effect(() => {
+  const term = selectedTerm;
+  const subject = selectedSubject;
+  const q = query;
+  const open = openOnly;
+  const off = offset;
+
+  clearTimeout(searchTimeout);
+  searchTimeout = setTimeout(() => {
+    performSearch(term, subject, q, open, off);
+  }, 300);
+
+  return () => clearTimeout(searchTimeout);
+});
+
+// Reset offset when filters change (not offset itself)
+let prevFilters = $state("");
+$effect(() => {
+  const key = `${selectedTerm}|${selectedSubject}|${query}|${openOnly}`;
+  if (prevFilters && key !== prevFilters) {
+    offset = 0;
+  }
+  prevFilters = key;
+});
+
+async function performSearch(term: string, subject: string, q: string, open: boolean, off: number) {
+  if (!term) return;
+  loading = true;
+  error = null;
+
+  // Sync URL
+  const params = new URLSearchParams();
+  params.set("term", term);
+  if (subject) params.set("subject", subject);
+  if (q) params.set("q", q);
+  if (open) params.set("open", "true");
+  if (off > 0) params.set("offset", String(off));
+  goto(`?${params.toString()}`, { replaceState: true, noScroll: true, keepFocus: true });
+
+  try {
+    searchResult = await client.searchCourses({
+      term,
+      subject: subject || undefined,
+      q: q || undefined,
+      open_only: open || undefined,
+      limit,
+      offset: off,
     });
-  });
-
-  // Debounced search
-  let searchTimeout: ReturnType<typeof setTimeout> | undefined;
-  $effect(() => {
-    const term = selectedTerm;
-    const subject = selectedSubject;
-    const q = query;
-    const open = openOnly;
-    const off = offset;
-
-    clearTimeout(searchTimeout);
-    searchTimeout = setTimeout(() => {
-      performSearch(term, subject, q, open, off);
-    }, 300);
-
-    return () => clearTimeout(searchTimeout);
-  });
-
-  // Reset offset when filters change (not offset itself)
-  let prevFilters = $state("");
-  $effect(() => {
-    const key = `${selectedTerm}|${selectedSubject}|${query}|${openOnly}`;
-    if (prevFilters && key !== prevFilters) {
-      offset = 0;
-    }
-    prevFilters = key;
-  });
-
-  async function performSearch(
-    term: string,
-    subject: string,
-    q: string,
-    open: boolean,
-    off: number,
-  ) {
-    if (!term) return;
-    loading = true;
-    error = null;
-
-    // Sync URL
-    const params = new URLSearchParams();
-    params.set("term", term);
-    if (subject) params.set("subject", subject);
-    if (q) params.set("q", q);
-    if (open) params.set("open", "true");
-    if (off > 0) params.set("offset", String(off));
-    goto(`?${params.toString()}`, { replaceState: true, noScroll: true, keepFocus: true });
-
-    try {
-      searchResult = await client.searchCourses({
-        term,
-        subject: subject || undefined,
-        q: q || undefined,
-        open_only: open || undefined,
-        limit,
-        offset: off,
-      });
-    } catch (e) {
-      error = e instanceof Error ? e.message : "Search failed";
-    } finally {
-      loading = false;
-    }
+  } catch (e) {
+    error = e instanceof Error ? e.message : "Search failed";
+  } finally {
+    loading = false;
   }
+}
 
-  function handlePageChange(newOffset: number) {
-    offset = newOffset;
-  }
+function handlePageChange(newOffset: number) {
+  offset = newOffset;
+}
 </script>
 
 <div class="min-h-screen flex flex-col items-center p-5">

web/src/routes/health/+page.svelte

@@ -45,7 +45,10 @@ type StatusState =
   | { mode: "error"; lastFetch: Date }
   | { mode: "timeout"; lastFetch: Date };
 
-const STATUS_ICONS: Record<ServiceStatus | "Unreachable", { icon: typeof CheckCircle; color: string }> = {
+const STATUS_ICONS: Record<
+  ServiceStatus | "Unreachable",
+  { icon: typeof CheckCircle; color: string }
+> = {
   active: { icon: CheckCircle, color: "var(--status-green)" },
   connected: { icon: CheckCircle, color: "var(--status-green)" },
   starting: { icon: Hourglass, color: "var(--status-orange)" },