Sessions 29-30: Content templates + PropLine 3-key adapter + MLB Stats API + ESPN summary (1694 tests)

src/services/oddsService.js

@@ -280,6 +280,27 @@ function parseQuota(headers) {
   return val != null ? parseInt(val, 10) : null;
 }
 
+// Best-effort post-fetch processing shared by both providers (PropLine +
+// odds-api): line movement, scratch cascade, and rolling line snapshots.
+// Never throws — a failure here must not break the odds response.
+async function recordDownstream(sport, props) {
+  let movements = [];
+  let scratchedPlayers = [];
+  try {
+    const lineMovement = require('./lineMovementService');
+    const cascade = require('./cascadeService');
+    const moveResult = await lineMovement.processNewOdds(sport, props);
+    movements = moveResult.movements || [];
+    const cascadeResult = await cascade.detectScratches(sport, props);
+    scratchedPlayers = cascadeResult.scratchedPlayers || [];
+    const lineSnapshots = require('./lineSnapshotService');
+    await lineSnapshots.recordSnapshots(sport, props);
+  } catch (e) {
+    console.warn('[VYNDR] Movement/cascade detection error:', e.message);
+  }
+  return { movements, scratchedPlayers };
+}
+
 async function getOdds(sport) {
   const redis = getRedisClient();
   const apiKey = process.env.ODDS_API_KEY;
@@ -294,12 +315,43 @@ async function getOdds(sport) {
       sport,
       updated_at: data.updated_at,
       source: 'cache',
+      provider: data.provider || 'odds-api',
       quota_remaining: quota,
       props: data.props,
       spreads: data.spreads || [],
     };
   }
 
+  // Session 30 — PropLine is the PRIMARY props provider when configured:
+  // 3 free keys, 3,000 req/day combined (vs odds-api's 500/month). Try it
+  // first; on empty/error fall through to the conserved odds-api path
+  // below. Gated on hasKeys() so environments without PropLine keys (incl.
+  // the test suite) keep the exact prior behavior.
+  const propline = require('./adapters/proplineAdapter');
+  if (propline.hasKeys()) {
+    try {
+      const pl = await propline.getProps(sport);
+      if (pl && Array.isArray(pl.props) && pl.props.length > 0) {
+        const now = new Date().toISOString();
+        const cacheData = { updated_at: now, props: pl.props, spreads: pl.spreads || [], provider: 'propline' };
+        await redis.set(cacheKey, JSON.stringify(cacheData), 'EX', CACHE_TTL);
+        const { movements, scratchedPlayers } = await recordDownstream(sport, pl.props);
+        return {
+          sport,
+          updated_at: now,
+          source: 'live',
+          provider: 'propline',
+          props: pl.props,
+          spreads: pl.spreads || [],
+          movements,
+          scratchedPlayers,
+        };
+      }
+    } catch (e) {
+      console.warn('[oddsService] PropLine failed, falling back to odds-api:', e.message);
+    }
+  }
+
   // Session 22 — pre-flight quota check now reads from the
   // Session 20 tracker (truth source: synced from upstream
   // response headers on every call). The legacy
@@ -333,32 +385,17 @@ async function getOdds(sport) {
     }
 
     const now = new Date().toISOString();
-    const cacheData = { updated_at: now, props, spreads };
+    const cacheData = { updated_at: now, props, spreads, provider: 'odds-api' };
     await redis.set(cacheKey, JSON.stringify(cacheData), 'EX', CACHE_TTL);
 
-    // Line movement + cascade detection (best-effort, don't block response)
-    let movements = [];
-    let scratchedPlayers = [];
-    try {
-      const lineMovement = require('./lineMovementService');
-      const cascade = require('./cascadeService');
-      const moveResult = await lineMovement.processNewOdds(sport, props);
-      movements = moveResult.movements || [];
-      const cascadeResult = await cascade.detectScratches(sport, props);
-      scratchedPlayers = cascadeResult.scratchedPlayers || [];
-      // Session 28 — append a rolling line-history snapshot per prop so the
-      // sparkline / biggest-movers views have data. Redis-only, free.
-      const lineSnapshots = require('./lineSnapshotService');
-      await lineSnapshots.recordSnapshots(sport, props);
-    } catch (e) {
-      // Non-fatal — log and continue
-      console.warn('[VYNDR] Movement/cascade detection error:', e.message);
-    }
+    // Line movement + cascade + snapshots (best-effort; shared helper).
+    const { movements, scratchedPlayers } = await recordDownstream(sport, props);
 
     return {
       sport,
       updated_at: now,
       source: 'live',
+      provider: 'odds-api',
       quota_remaining: quotaRemaining,
       props,
       spreads,