feat(api): endpoints for filtering by both symbol and year

src/pages/api/v1/symbols/[symbol]/[year].json.ts

@@ -0,0 +1,37 @@
+import type {
+  APIRoute,
+  GetStaticPaths,
+  InferGetStaticParamsType,
+  InferGetStaticPropsType,
+} from "astro";
+import { getCollection } from "astro:content";
+
+const quoteRecords = await getCollection("quoteRecords");
+
+export const quotesByYearBySymbol = new Map(
+  quoteRecords.map((quoteRecord) => {
+    const quotes = Object.entries(quoteRecord.data);
+    return [
+      quoteRecord.id,
+      Map.groupBy(quotes, ([date]) => new Date(date).getUTCFullYear()),
+    ];
+  }),
+);
+
+export const getStaticPaths = (() => {
+  return [...quotesByYearBySymbol].flatMap(([symbol, quotesByYear]) =>
+    [...quotesByYear].map(([year, quotes]) => ({
+      params: {
+        symbol,
+        year: year.toString(),
+      },
+      props: Object.fromEntries(quotes),
+    })),
+  );
+}) satisfies GetStaticPaths;
+
+type Params = InferGetStaticParamsType<typeof getStaticPaths>;
+type Props = InferGetStaticPropsType<typeof getStaticPaths>;
+
+export const GET: APIRoute<Props, Params> = (context) =>
+  Response.json(context.props);

src/pages/api/v1/symbols/[symbol]/index.json.ts

@@ -10,7 +10,9 @@ const quoteRecords = await getCollection("quoteRecords");
 
 export const getStaticPaths = (() => {
   return quoteRecords.map((quoteRecord) => ({
-    params: { symbol: quoteRecord.id },
+    params: {
+      symbol: quoteRecord.id,
+    },
     props: quoteRecord.data,
   }));
 }) satisfies GetStaticPaths;

src/pages/api/v1/years/[year].json.ts

@@ -4,30 +4,15 @@ import type {
   InferGetStaticParamsType,
   InferGetStaticPropsType,
 } from "astro";
-import { getCollection } from "astro:content";
 
-const quoteRecords = await getCollection("quoteRecords");
-
-const quoteDates = new Set(
-  quoteRecords.flatMap((quoteRecord) => Object.keys(quoteRecord.data)),
-);
-export const quoteYears = new Set(
-  [...quoteDates].map((date) => new Date(date).getUTCFullYear()),
-);
-
-export const quotesByYearBySymbol = new Map(
-  quoteRecords.map((quoteRecord) => {
-    const quotes = Object.entries(quoteRecord.data);
-    return [
-      quoteRecord.id,
-      Map.groupBy(quotes, ([date]) => new Date(date).getUTCFullYear()),
-    ];
-  }),
-);
+import { quotesByYearBySymbol } from "../symbols/[symbol]/[year].json";
+import { quoteYears } from "./index.json";
 
 export const getStaticPaths = (() => {
   return [...quoteYears].map((year) => ({
-    params: { year: year.toString() },
+    params: {
+      year: year.toString(),
+    },
     props: Object.fromEntries(
       [...quotesByYearBySymbol].map(([symbol, quotesByYear]) => {
         const quotes = quotesByYear.get(year);

src/pages/api/v1/years/index.json.ts

@@ -1,6 +1,16 @@
 import type { APIRoute } from "astro";
+import { getCollection } from "astro:content";
 
-import { quoteYears, quotesByYearBySymbol } from "./[year].json";
+import { quotesByYearBySymbol } from "../symbols/[symbol]/[year].json";
+
+const quoteRecords = await getCollection("quoteRecords");
+
+const quoteDates = new Set(
+  quoteRecords.flatMap((quoteRecord) => Object.keys(quoteRecord.data)),
+);
+export const quoteYears = new Set(
+  [...quoteDates].map((date) => new Date(date).getUTCFullYear()),
+);
 
 export const GET: APIRoute = () =>
   Response.json(