From c14032f03aba2be115d1d4206c95d9988690d222 Mon Sep 17 00:00:00 2001
From: Sittipong HAUS <bvmsk.sittipong@gmail.com>
Date: Mon, 18 Nov 2024 19:40:52 +0700
Subject: [PATCH 1/2] fix file type missing in @hono-storage/core

---
 packages/core/src/file.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/core/src/file.ts b/packages/core/src/file.ts
index b9c1358..30d676a 100644
--- a/packages/core/src/file.ts
+++ b/packages/core/src/file.ts
@@ -7,7 +7,10 @@ export class HonoStorageFile extends File {
   field: Field;
 
   constructor(file: File, field: Field) {
-    super([file], file.name);
+    super([file], file.name, {
+      type: file.type,
+      lastModified: file.lastModified,
+    });
     this.field = field;
   }
 

From 1649e172335fd7780f04412f72769ab7d991a790 Mon Sep 17 00:00:00 2001
From: Sittipong HAUS <bvmsk.sittipong@gmail.com>
Date: Tue, 19 Nov 2024 04:03:00 +0700
Subject: [PATCH 2/2] feat(core): preserve File type property

---
 .changeset/cold-vans-tell.md     |  6 ++++++
 packages/core/src/file.ts        |  1 -
 packages/core/tests/file.test.ts | 13 +++++++++++++
 3 files changed, 19 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/cold-vans-tell.md

diff --git a/.changeset/cold-vans-tell.md b/.changeset/cold-vans-tell.md
new file mode 100644
index 0000000..db84abe
--- /dev/null
+++ b/.changeset/cold-vans-tell.md
@@ -0,0 +1,6 @@
+---
+"@hono-storage/core": patch
+---
+
+feat: preserve File type property in HonoStorageFile
+When a File is processed by the storage middleware, the `type` property from the original File object is now correctly inherited by HonoStorageFile. This ensures the file's content-type is maintained during file uploads.
diff --git a/packages/core/src/file.ts b/packages/core/src/file.ts
index 30d676a..c64febb 100644
--- a/packages/core/src/file.ts
+++ b/packages/core/src/file.ts
@@ -9,7 +9,6 @@ export class HonoStorageFile extends File {
   constructor(file: File, field: Field) {
     super([file], file.name, {
       type: file.type,
-      lastModified: file.lastModified,
     });
     this.field = field;
   }
diff --git a/packages/core/tests/file.test.ts b/packages/core/tests/file.test.ts
index 5100728..4e81882 100644
--- a/packages/core/tests/file.test.ts
+++ b/packages/core/tests/file.test.ts
@@ -60,4 +60,17 @@ describe("HonoStorageFile", () => {
       expect(file.extension).toBe("zip");
     });
   });
+
+  it("should inherit type from original File", () => {
+    const file = new HonoStorageFile(
+      new File([], "sample1.txt", {
+        type: "text/plain",
+      }),
+      {
+        name: "file",
+        type: "single",
+      },
+    );
+    expect(file.type).toBe("text/plain");
+  });
 });