feat: Feature 1.1 — Odds API integration complete, 28 tests passing

src/utils/oddsNormalizer.js

@@ -0,0 +1,78 @@
+const { getAbbreviation } = require('./teamMap');
+
+const ALLOWED_BOOKS = new Set(['draftkings', 'fanduel', 'betmgm']);
+
+const MARKET_MAP = {
+  player_points: 'points',
+  player_rebounds: 'rebounds',
+  player_assists: 'assists',
+  player_threes: 'threes',
+  player_blocks: 'blocks',
+  player_steals: 'steals',
+  player_points_rebounds_assists: 'pra',
+  player_turnovers: 'turnovers',
+};
+
+function normalizeProps(eventsWithOdds) {
+  const props = [];
+
+  for (const event of eventsWithOdds) {
+    const homeTeam = getAbbreviation(event.home_team);
+    const awayTeam = getAbbreviation(event.away_team);
+    const gameTime = event.commence_time;
+
+    if (!Array.isArray(event.bookmakers)) continue;
+
+    for (const bookmaker of event.bookmakers) {
+      if (!ALLOWED_BOOKS.has(bookmaker.key)) continue;
+
+      if (!Array.isArray(bookmaker.markets)) continue;
+
+      for (const market of bookmaker.markets) {
+        const statType = MARKET_MAP[market.key];
+        if (!statType) continue;
+
+        const fetchedAt = market.last_update;
+        const outcomes = market.outcomes || [];
+
+        // Group outcomes by player+point to pair Over/Under
+        const grouped = {};
+        for (const outcome of outcomes) {
+          if (!outcome.description || outcome.point == null) continue;
+          const key = `${outcome.description}::${outcome.point}`;
+          if (!grouped[key]) {
+            grouped[key] = { player: outcome.description, point: outcome.point };
+          }
+          if (outcome.name === 'Over') {
+            grouped[key].over_odds = outcome.price;
+          } else if (outcome.name === 'Under') {
+            grouped[key].under_odds = outcome.price;
+          }
+        }
+
+        for (const entry of Object.values(grouped)) {
+          // Skip if we don't have both sides
+          if (entry.over_odds == null && entry.under_odds == null) continue;
+
+          // Player-to-team resolution deferred to Feature 1.2 (roster data)
+          props.push({
+            player: entry.player,
+            home_team: homeTeam,
+            away_team: awayTeam,
+            game_time: gameTime,
+            stat_type: statType,
+            book: bookmaker.key,
+            line: entry.point,
+            over_odds: entry.over_odds ?? null,
+            under_odds: entry.under_odds ?? null,
+            fetched_at: fetchedAt,
+          });
+        }
+      }
+    }
+  }
+
+  return props;
+}
+
+module.exports = { normalizeProps, MARKET_MAP, ALLOWED_BOOKS };