From 771eb37c7fdcfb34074c6fa3887ee880222e0bc8 Mon Sep 17 00:00:00 2001
From: KernelDeimos <eric.alex.dube@gmail.com>
Date: Tue, 17 Jun 2025 22:14:40 -0400
Subject: [PATCH] dev: add save file by moving from appdata

---
 src/gui/src/IPC.js             | 37 ++++++++++++++++++++++++++++++++++
 src/gui/src/helpers.js         |  1 +
 src/puter-js/src/modules/UI.js | 11 +++++++---
 3 files changed, 46 insertions(+), 3 deletions(-)

diff --git a/src/gui/src/IPC.js b/src/gui/src/IPC.js
index 453a784a..120bc463 100644
--- a/src/gui/src/IPC.js
+++ b/src/gui/src/IPC.js
@@ -1326,6 +1326,38 @@ const ipc_listener = async (event, handled) => {
             if ( written ) return true;
             $(el_filedialog_window).find('.window-disable-mask, .busy-indicator').hide();
         };
+        
+        const handle_move_save = async ({ source_path, target_path, el_filedialog_window }) => {
+            // source path must be in appdata directory
+            const stat_info = await puter.fs.stat(source_path);
+            if ( ! stat_info.appdata_app ) {
+                await puter.ui.alert(`the app ${app_uuid} attempted to ` +
+                    `move data owned by the user illegaly`);
+                return;
+            }
+            
+            if ( stat_info.appdata_app !== app_uuid ) {
+                await puter.ui.alert(`the app ${app_uuid} attempted to ` +
+                    `move data owned by ${stat_info.appdata_app}`);
+                return;
+            }
+            
+            console.log('supposedly we\'re writing this file now');
+            
+            const written = await window.handle_same_name_exists({
+                action: async ({ overwrite }) => {
+                    if ( overwrite ) {
+                        await puter.fs.delete(target_path);
+                    }
+                    console.log('performing move operation', {source_path, target_path});
+                    await puter.fs.move(source_path, target_path);
+                },
+                parent_uuid: $(el_filedialog_window).attr('data-element_uuid'),
+            });
+
+            if ( written ) return true;
+            $(el_filedialog_window).find('.window-disable-mask, .busy-indicator').hide();
+        };
 
         await UIWindow({
             path: '/' + window.user.username + '/Desktop',
@@ -1348,6 +1380,11 @@ const ipc_listener = async (event, handled) => {
 
                 if (event.data.url){
                     done = await handle_url_save({ target_path });
+                } else if ( event.data.source_path ) {
+                    done = await handle_move_save({
+                        source_path: event.data.source_path,
+                        target_path,
+                    });
                 } else {
                     done = await handle_data_save({ target_path, el_filedialog_window });
                 }
diff --git a/src/gui/src/helpers.js b/src/gui/src/helpers.js
index 0a307a42..3f434bb2 100644
--- a/src/gui/src/helpers.js
+++ b/src/gui/src/helpers.js
@@ -2781,6 +2781,7 @@ window.handle_same_name_exists = async ({
 }) => {
     try {
         await action({ overwrite: false });
+        return true;
     } catch ( err ) {
         if ( err.code !== 'item_with_same_name_exists' ) {
             console.error(err);
diff --git a/src/puter-js/src/modules/UI.js b/src/puter-js/src/modules/UI.js
index 8f65899e..4e5ef2d7 100644
--- a/src/puter-js/src/modules/UI.js
+++ b/src/puter-js/src/modules/UI.js
@@ -713,17 +713,22 @@ class UI extends EventListener {
         })
     }
 
-    showSaveFilePicker = function(content, suggestedName){
+    showSaveFilePicker = function(content, suggestedName, type){
         return new Promise((resolve) => {
             const msg_id = this.#messageID++;
-            const url = (Object.prototype.toString.call(content) === '[object URL]' ? content : undefined);
+            if ( ! type && Object.prototype.toString.call(content) === '[object URL]' ) {
+                type = 'url';
+            }
+            const url = type === 'url' ? content.toString() : undefined;
+            const source_path = type === 'move' ? content : undefined;
 
             if(this.env === 'app'){
                 this.messageTarget?.postMessage({
                     msg: "showSaveFilePicker",
                     appInstanceID: this.appInstanceID,
                     content: url ? undefined : content,
-                    url: url ? url.toString() : undefined,
+                    url,
+                    source_path,
                     suggestedName: suggestedName ?? '',
                     env: this.env,
                     uuid: msg_id