From f82d1041ae84fd2ba91d836632565442d3c2afe4 Mon Sep 17 00:00:00 2001
From: Wind-Explorer <windexplorer@outlook.com>
Date: Mon, 31 Aug 2026 01:28:14 +0800
Subject: [PATCH] reset to default skin btn

---
 src-tauri/src/lib.rs                          |  1 +
 src-tauri/src/profile/mod.rs                  | 51 +++++++++++++++++++
 src/lib/bindings.ts                           |  3 ++
 .../control-panel/scene-panel.svelte          | 33 +++++++++---
 4 files changed, 82 insertions(+), 6 deletions(-)

diff --git a/src-tauri/src/lib.rs b/src-tauri/src/lib.rs
index cb5c092..d622f9a 100644
--- a/src-tauri/src/lib.rs
+++ b/src-tauri/src/lib.rs
@@ -75,6 +75,7 @@ fn specta_builder() -> tauri_specta::Builder<tauri::Wry> {
             remotes::delete_remote,
             profile::get_profile,
             profile::update_profile,
+            profile::reset_profile_skin,
             keypair::get_public_key,
             network::list_statuses,
             network::list_friend_statuses,
diff --git a/src-tauri/src/profile/mod.rs b/src-tauri/src/profile/mod.rs
index 5228bf7..e4494f0 100644
--- a/src-tauri/src/profile/mod.rs
+++ b/src-tauri/src/profile/mod.rs
@@ -52,6 +52,15 @@ async fn update(
     get(database, public_key).await
 }
 
+async fn reset_skin(database: &AppDatabase, public_key: &str) -> Result<User, sqlx::Error> {
+    sqlx::query("UPDATE profile SET skin_hash = NULL WHERE id = ?1")
+        .bind(PROFILE_ID)
+        .execute(database.pool())
+        .await?;
+
+    get(database, public_key).await
+}
+
 fn emit_changed(handle: &AppHandle, profile: User) -> Result<(), String> {
     ProfileChanged { profile }
         .emit(handle)
@@ -94,6 +103,22 @@ pub async fn update_profile(
     Ok(profile)
 }
 
+#[tauri::command]
+#[specta::specta]
+pub async fn reset_profile_skin(
+    handle: AppHandle,
+    database: State<'_, AppDatabase>,
+    keypair: State<'_, AppKeypair>,
+    network: State<'_, Network>,
+) -> Result<User, String> {
+    let profile = reset_skin(&database, keypair.public_key())
+        .await
+        .map_err(db::command_error)?;
+    network.update_profile(profile.clone());
+    emit_changed(&handle, profile.clone())?;
+    Ok(profile)
+}
+
 #[cfg(test)]
 mod tests {
     use sqlx::sqlite::SqlitePoolOptions;
@@ -162,4 +187,30 @@ mod tests {
 
         assert_eq!(columns, vec!["id", "display_name", "skin_hash"]);
     }
+
+    #[tokio::test]
+    async fn resetting_skin_preserves_the_display_name() {
+        let database = database().await;
+        update(
+            &database,
+            "public-key",
+            "Wind".to_owned(),
+            Some("a".repeat(64)),
+        )
+        .await
+        .expect("set profile skin");
+
+        let profile = reset_skin(&database, "public-key")
+            .await
+            .expect("reset profile skin");
+
+        assert_eq!(
+            profile,
+            User {
+                id: "public-key".to_owned(),
+                display_name: "Wind".to_owned(),
+                skin_hash: None,
+            }
+        );
+    }
 }
diff --git a/src/lib/bindings.ts b/src/lib/bindings.ts
index 01ea008..09b82bf 100644
--- a/src/lib/bindings.ts
+++ b/src/lib/bindings.ts
@@ -38,6 +38,9 @@ async getProfile() : Promise<User> {
 async updateProfile(displayName: string, skinData: number[] | null) : Promise<User> {
     return await TAURI_INVOKE("update_profile", { displayName, skinData });
 },
+async resetProfileSkin() : Promise<User> {
+    return await TAURI_INVOKE("reset_profile_skin");
+},
 async getPublicKey() : Promise<string> {
     return await TAURI_INVOKE("get_public_key");
 },
diff --git a/src/lib/components/control-panel/scene-panel.svelte b/src/lib/components/control-panel/scene-panel.svelte
index 7493701..6acb1fd 100644
--- a/src/lib/components/control-panel/scene-panel.svelte
+++ b/src/lib/components/control-panel/scene-panel.svelte
@@ -18,6 +18,7 @@
   let skinFile = $state<File | null>(null);
   let skinPreviewUrl = $state<string | null>(null);
   let skinInput = $state<HTMLInputElement | null>(null);
+  let pendingSkinReset = $state(false);
   let dirty = $state(false);
   let busy = $state(false);
   let error = $state("");
@@ -45,7 +46,7 @@
   }
 
   function updateDirty() {
-    dirty = hasConfigurationChanges() || skinFile !== null;
+    dirty = hasConfigurationChanges() || skinFile !== null || pendingSkinReset;
     error = "";
   }
 
@@ -58,16 +59,24 @@
 
   function selectSkinFile(file: File | null) {
     clearSkinDraft();
+    pendingSkinReset = false;
     skinFile = file;
     skinPreviewUrl = file ? URL.createObjectURL(file) : null;
     updateDirty();
   }
 
+  function resetSkin() {
+    clearSkinDraft();
+    pendingSkinReset = true;
+    updateDirty();
+  }
+
   function reset() {
     puppetScale = $sceneConfiguration.puppetScale;
     puppetOpacity = $sceneConfiguration.puppetOpacity;
     puppetMovementMode = $sceneConfiguration.puppetMovementMode;
     clearSkinDraft();
+    pendingSkinReset = false;
     dirty = false;
     error = "";
   }
@@ -78,7 +87,10 @@
     busy = true;
     error = "";
     try {
-      if (skinFile) {
+      if (pendingSkinReset) {
+        await commands.resetProfileSkin();
+        pendingSkinReset = false;
+      } else if (skinFile) {
         const currentProfile = await commands.getProfile();
         const skinData = Array.from(
           new Uint8Array(await skinFile.arrayBuffer()),
@@ -100,7 +112,8 @@
       dirty = false;
       return true;
     } catch (cause) {
-      dirty = hasConfigurationChanges() || skinFile !== null;
+      dirty =
+        hasConfigurationChanges() || skinFile !== null || pendingSkinReset;
       error = String(cause);
       return false;
     } finally {
@@ -141,7 +154,7 @@
             <div class="size-full z-10">
               <PuppetPreview
                 userId={$profile.id}
-                skinHash={$profile.skinHash}
+                skinHash={pendingSkinReset ? null : $profile.skinHash}
                 skinSource={skinPreviewUrl}
                 scale={puppetScale}
                 opacity={puppetOpacity}
@@ -192,14 +205,22 @@
           />
         </div>
       </fieldset>
-      <div>
+      <div class="grid grid-cols-[minmax(0,1fr)_auto] gap-2">
         <button
           class="btn w-full"
           type="button"
           disabled={!$profile || busy}
           onclick={() => skinInput?.click()}
         >
-          Choose a custom skin
+          Choose a skin
+        </button>
+        <button
+          class="btn"
+          type="button"
+          disabled={!$profile || busy || (!$profile.skinHash && !skinFile)}
+          onclick={resetSkin}
+        >
+          Reset
         </button>
         <input
           id="skin-file"