updating legacy load

Author: jaredwray

packages/flat-cache/.cachefoo456/cache4

@@ -0,0 +1 @@
+[["1","2","3"],{"key":"4","value":"5"},{"key":"6","value":"7","expires":1759890350988},{"key":"7","value":"8","expires":1759890351238},"baz",[1,2,3],"foo","bar",{"foo":"7"}]

packages/flat-cache/src/index.ts

@@ -187,7 +187,7 @@ export class FlatCache extends Hookified {
 			if (Array.isArray(items)) {
 				for (const item of items) {
 					if (item && typeof item === "object" && "key" in item) {
-						this._cache.set(item.key, item.value);
+						this._cache.set(item.key, item.value, item.expires);
 					}
 				}
 			} else {

packages/flat-cache/test/fixtures/.cache/cache4

@@ -0,0 +1 @@
+[["1","2","3"],{"key":"4","value":"5"},{"key":"6","value":"7","expires":1759881587731},{"key":"7","value":"8","expires":1759881587981},"baz",[1,2,3],"foo","bar",{"foo":"7"}]

packages/flat-cache/test/index.test.ts

@@ -205,7 +205,7 @@ describe("flat-cache load from persisted cache", () => {
 	});
 
 	test("should load the cache from the file with expiration", async () => {
-		const cacheDir = ".cachefoo3";
+		const cacheDir = ".cachefoo456";
 		const cacheId = "cache4";
 		const firstCache = new FlatCache({ cacheDir, cacheId });
 		firstCache.setKey("foo", "bar", 250);
@@ -223,7 +223,7 @@ describe("flat-cache load from persisted cache", () => {
 		expect(secondCache.getKey("baz")).toEqual([1, 2, 3]);
 		await sleep(300);
 		expect(secondCache.getKey("bar")).toBeUndefined();
-		firstCache.destroy(true);
+		//firstCache.destroy(true);
 	});
 
 	test("should load cache via file stream", async () => {

packages/flat-cache/test/legacy.test.ts

@@ -28,4 +28,29 @@ describe("Legacy Store", () => {
 		expect(value).toBeDefined();
 		expect(value).toHaveProperty("data", "test data");
 	});
+
+	test("Load cache4 legacy format via FlatCache", () => {
+		const cache = new FlatCache();
+		const cache4Path = path.resolve(__dirname, "fixtures/.cache/cache4");
+
+		cache.loadFile(cache4Path);
+
+		// Verify the data was loaded correctly from cache4
+		// The file contains: baz, foo, bar
+		const valueBaz = cache.getKey("baz");
+		expect(valueBaz).toEqual([1, 2, 3]);
+
+		const valueFoo = cache.getKey("foo");
+		expect(valueFoo).toBe("bar");
+
+		const valueBar = cache.getKey("bar");
+		expect(valueBar).toEqual({ foo: "bar" });
+
+		// Check that all keys are present
+		const keys = cache.keys();
+		expect(keys).toContain("baz");
+		expect(keys).toContain("foo");
+		expect(keys).toContain("bar");
+		expect(keys.length).toBe(3);
+	});
 });