From 6d65d48389375f80a8cec8c284e753ebed07ace1 Mon Sep 17 00:00:00 2001
From: Ariver <ar@MacBook-Air.local>
Date: Mon, 11 May 2026 13:18:37 +0800
Subject: [PATCH] Update App Store submission notes for 5.5.0

---
 Apptag/ContentView.swift |  346 +++++++++++++++++++++++++++++++++++++++++++++++++--------
 1 files changed, 298 insertions(+), 48 deletions(-)

diff --git a/Apptag/ContentView.swift b/Apptag/ContentView.swift
index 8962e5a..843f892 100644
--- a/Apptag/ContentView.swift
+++ b/Apptag/ContentView.swift
@@ -1,5 +1,6 @@
 import SwiftUI
 import AppKit
+import UniformTypeIdentifiers
 
 // MARK: - Notification for manual re-index
 
@@ -203,9 +204,15 @@
     @State private var successToast: String? = nil
     @State private var draggedTagNames: [String] = []  // live drag order
     @State private var dragItem: String? = nil          // currently dragged tag
+    @State private var tagReorderFrames: [String: CGRect] = [:]
     @State private var hoveredContainer: String? = nil  // colored container lift
     // Fixed interaction for "Colorless Container": hover fills persistently; click clears.
     @State private var filledColorlessContainer: String? = nil
+    @State private var appDragModeActive = false
+    @State private var dropWarningToast: String? = nil
+    @State private var dropRefreshVisible = false
+    @State private var dropRefreshStartedAt: Date? = nil
+    @State private var layoutRefreshID = UUID()
 
     // Configurable defaults
     @AppStorage("defaultGroupName") private var defaultGroupName = "Other"
@@ -251,6 +258,41 @@
                 editTagsView
             case .editingApps:
                 editAppsView
+            }
+
+            if let message = dropWarningToast {
+                Text(message)
+                    .font(.system(size: 16, weight: .semibold))
+                    .foregroundStyle(.primary)
+                    .padding(.horizontal, 22)
+                    .padding(.vertical, 12)
+                    .background(
+                        RoundedRectangle(cornerRadius: 10)
+                            .fill(.ultraThickMaterial)
+                            .shadow(color: .black.opacity(0.22), radius: 18, y: 10)
+                    )
+                    .transition(.scale(scale: 0.96).combined(with: .opacity))
+                    .allowsHitTesting(false)
+            }
+
+            if dropRefreshVisible {
+                Color.black.opacity(0.08)
+                    .ignoresSafeArea()
+                    .transition(.opacity)
+                    .allowsHitTesting(false)
+
+                ProgressView()
+                    .progressViewStyle(.circular)
+                    .controlSize(.large)
+                    .scaleEffect(1.15)
+                    .padding(24)
+                    .background(
+                        RoundedRectangle(cornerRadius: 12)
+                            .fill(.ultraThickMaterial)
+                            .shadow(color: .black.opacity(0.26), radius: 24, y: 12)
+                    )
+                    .transition(.scale(scale: 0.92).combined(with: .opacity))
+                    .allowsHitTesting(false)
             }
         }
         .onAppear {
@@ -403,6 +445,7 @@
                 flatGrid
             }
         }
+        .id(layoutRefreshID)
     }
 
     private var flatGrid: some View {
@@ -415,7 +458,12 @@
                             onSelectApp: { app in openApp(app) },
                             tagFontSize: tagFontSize,
                             iconSize: iconSize,
-                            showNames: !hideAppNames
+                            showNames: !hideAppNames,
+                            dragModeActive: appDragModeActive,
+                            onDragModeChange: { setAppDragMode($0) },
+                            onDropApp: { path, source, copy in
+                                dropApp(path: path, sourceTag: source, targetTag: group.name, copy: copy)
+                            }
                         ).id(group.id)
                     }
                 }.padding(20)
@@ -471,10 +519,12 @@
 
     private func estimatedCardHeight(_ group: TagGroup, width: CGFloat) -> CGFloat {
         let inner = width - 32
-        let itemW = iconSize + 28 + 6
+        let itemW = AppGridItem.stableWidth(iconSize: iconSize) + 6
         let perRow = max(1, Int(inner / itemW))
         let rows = (group.apps.count + perRow - 1) / perRow
-        return 32 + CGFloat(rows) * (iconSize + 30)
+        return 32
+            + CGFloat(rows) * AppGridItem.stableHeight(iconSize: iconSize)
+            + CGFloat(max(0, rows - 1)) * 2
     }
 
     private func masonryCard(_ group: TagGroup, width: CGFloat) -> some View {
@@ -498,13 +548,21 @@
                 Rectangle().fill(.secondary.opacity(0.25)).frame(height: 1)
                     .layoutPriority(0)
             }
-            let itemSize = iconSize + 28
+            let itemSize = AppGridItem.stableWidth(iconSize: iconSize)
             LazyVGrid(
                 columns: [GridItem(.adaptive(minimum: itemSize, maximum: itemSize + 36), spacing: 6)],
                 spacing: 2
             ) {
                 ForEach(group.apps) { app in
-                    AppGridItem(app: app, iconSize: iconSize, showName: !hideAppNames, onSelect: { openApp(app) })
+                    AppGridItem(
+                        app: app,
+                        iconSize: iconSize,
+                        showName: !hideAppNames,
+                        sourceTag: group.name,
+                        dragModeActive: appDragModeActive,
+                        onDragModeChange: { setAppDragMode($0) },
+                        onSelect: { openApp(app) }
+                    )
                 }
             }
         }
@@ -522,6 +580,12 @@
             RoundedRectangle(cornerRadius: 14)
                 .stroke(Color.primary.opacity(0.08), lineWidth: 1)
         )
+        .overlay {
+            AppDropTargetView(targetTag: group.name) { path, source, copy in
+                dropApp(path: path, sourceTag: source, targetTag: group.name, copy: copy)
+            }
+            .allowsHitTesting(false)
+        }
         .shadow(color: .black.opacity((isColored && isHovered) || isColorlessActive ? 0.22 : 0),
                 radius: (isColored && isHovered) || isColorlessActive ? 18 : 0,
                 y: (isColored && isHovered) || isColorlessActive ? 10 : 0)
@@ -538,6 +602,9 @@
             if isColorless {
                 toggleColorlessFill(group.name)
             }
+        }
+        .onDrop(of: [UTType.plainText], isTargeted: nil) { providers in
+            handleAppDrop(providers, targetTag: group.name)
         }
     }
 
@@ -574,7 +641,7 @@
     }
 
     private func preferredGridContainersPerRow(availableWidth: CGFloat) -> Int {
-        let minCardWidth = max(260, iconSize * 3 + 88)
+        let minCardWidth = max(260, AppGridItem.stableWidth(iconSize: iconSize) * 3 + 64)
         if availableWidth >= minCardWidth * 3 + 32 { return 3 }
         if availableWidth >= minCardWidth * 2 + 16 { return 2 }
         return 1
@@ -678,7 +745,7 @@
 
     private func iconColumns(width: CGFloat) -> Int {
         let inner = width - 32
-        let itemW = iconSize + 34
+        let itemW = AppGridItem.stableWidth(iconSize: iconSize) + 6
         return max(1, Int((inner + 6) / itemW))
     }
 
@@ -721,7 +788,15 @@
                 ForEach(rows.indices, id: \.self) { rowIndex in
                     HStack(alignment: .top, spacing: 6) {
                         ForEach(rows[rowIndex]) { app in
-                            AppGridItem(app: app, iconSize: iconSize, showName: !hideAppNames, onSelect: { openApp(app) })
+                            AppGridItem(
+                                app: app,
+                                iconSize: iconSize,
+                                showName: !hideAppNames,
+                                sourceTag: group.name,
+                                dragModeActive: appDragModeActive,
+                                onDragModeChange: { setAppDragMode($0) },
+                                onSelect: { openApp(app) }
+                            )
                                 .frame(width: cellWidth)
                                 .frame(height: cellHeight)
                         }
@@ -751,6 +826,12 @@
             RoundedRectangle(cornerRadius: 14)
                 .stroke(Color.primary.opacity(0.08), lineWidth: 1)
         )
+        .overlay {
+            AppDropTargetView(targetTag: group.name) { path, source, copy in
+                dropApp(path: path, sourceTag: source, targetTag: group.name, copy: copy)
+            }
+            .allowsHitTesting(false)
+        }
         .shadow(color: .black.opacity((isColored && isHovered) || isColorlessGridActive ? 0.22 : 0),
                 radius: (isColored && isHovered) || isColorlessGridActive ? 18 : 0,
                 y: (isColored && isHovered) || isColorlessGridActive ? 10 : 0)
@@ -770,10 +851,13 @@
                 toggleColorlessFill(group.name)
             }
         }
+        .onDrop(of: [UTType.plainText], isTargeted: nil) { providers in
+            handleAppDrop(providers, targetTag: group.name)
+        }
     }
 
     private func iconCellHeight() -> CGFloat {
-        iconSize + (hideAppNames ? 16 : 42)
+        AppGridItem.stableHeight(iconSize: iconSize)
     }
 
     private func appRows(_ apps: [AppInfo], columns: Int, fixedRows: Int) -> [[AppInfo]] {
@@ -832,7 +916,7 @@
                 Spacer()
                 Button(tr("edit.confirm")) { confirmAssign() }
                     .buttonStyle(.borderedProminent)
-                    .disabled(selectedAppPaths.isEmpty || selectedTagNames.isEmpty)
+                    .disabled(selectedAppPaths.isEmpty)
             }
             .padding(.horizontal, 24)
             .padding(.top, notchHeight > 0 ? notchHeight + 10 : 20)
@@ -848,27 +932,27 @@
                         VStack(spacing: 4) {
                             ForEach(sortedTagNames, id: \.self) { tagName in
                                 selectableTagItem(tagName)
-                                    .onDrag {
-                                        dragItem = tagName
-                                        return NSItemProvider(object: tagName as NSString)
-                                    }
-                                    .onDrop(of: [.text], isTargeted: nil) { providers, _ in
-                                        guard let fromName = dragItem,
-                                              var names = draggedTagNames as [String]?,
-                                              let fromIdx = names.firstIndex(of: fromName),
-                                              let toIdx = names.firstIndex(of: tagName),
-                                              fromIdx != toIdx
-                                        else { return false }
-                                        let toOffset = toIdx > fromIdx ? toIdx + 1 : toIdx
-                                        names.move(fromOffsets: [fromIdx], toOffset: toOffset)
-                                        draggedTagNames = names
-                                        TagEditor.reorderTags(names)
-                                        dragItem = nil
-                                        return true
-                                    }
+                                    .opacity(dragItem == tagName ? 0.72 : 1.0)
+                                    .scaleEffect(dragItem == tagName ? 1.03 : 1.0)
+                                    .background(
+                                        GeometryReader { proxy in
+                                            Color.clear.preference(
+                                                key: TagReorderFramePreferenceKey.self,
+                                                value: [tagName: proxy.frame(in: .named("tagReorderList"))]
+                                            )
+                                        }
+                                    )
+                                    .zIndex(dragItem == tagName ? 1 : 0)
+                                    .highPriorityGesture(tagReorderGesture(for: tagName))
                             }
-                        }.padding(12)
-                    }.frame(width: 155)
+                        }
+                        .padding(12)
+                        .coordinateSpace(name: "tagReorderList")
+                        .onPreferenceChange(TagReorderFramePreferenceKey.self) { frames in
+                            tagReorderFrames = frames
+                        }
+                    }
+                    .frame(width: 155)
                 }
                 Rectangle().fill(.secondary.opacity(0.12)).frame(width: 1)
 
@@ -917,7 +1001,15 @@
             .padding(.bottom, 6)
 
             LazyVGrid(
-                columns: [GridItem(.adaptive(minimum: iconSize + 28, maximum: iconSize + 64), spacing: 6)],
+                columns: [
+                    GridItem(
+                        .adaptive(
+                            minimum: AppGridItem.stableWidth(iconSize: iconSize),
+                            maximum: AppGridItem.stableWidth(iconSize: iconSize) + 36
+                        ),
+                        spacing: 6
+                    )
+                ],
                 spacing: 2
             ) {
                 ForEach(group.apps) { app in editableAppItem(app) }
@@ -944,12 +1036,41 @@
         }
     }
 
-    private func confirmAssign() {
-        guard !selectedAppPaths.isEmpty, !selectedTagNames.isEmpty else { return }
-        let paths = selectedAppPaths.map { $0.path }
-        for tagName in selectedTagNames {
-            TagEditor.assignTag(tagName, color: tagColors[tagName] ?? 0, to: paths)
+    private func tagReorderGesture(for tagName: String) -> some Gesture {
+        DragGesture(minimumDistance: 4, coordinateSpace: .named("tagReorderList"))
+            .onChanged { value in
+                if dragItem == nil {
+                    dragItem = tagName
+                }
+                guard dragItem == tagName else { return }
+                reorderDraggedTag(at: value.location)
+            }
+            .onEnded { _ in
+                dragItem = nil
+                TagEditor.reorderTags(draggedTagNames)
+            }
+    }
+
+    private func reorderDraggedTag(at location: CGPoint) {
+        guard let fromName = dragItem,
+              let targetName = tagReorderFrames.first(where: { $0.value.contains(location) })?.key,
+              fromName != targetName,
+              let fromIndex = draggedTagNames.firstIndex(of: fromName),
+              let toIndex = draggedTagNames.firstIndex(of: targetName)
+        else { return }
+
+        withAnimation(.easeInOut(duration: 0.14)) {
+            let destination = toIndex > fromIndex ? toIndex + 1 : toIndex
+            draggedTagNames.move(fromOffsets: IndexSet(integer: fromIndex), toOffset: destination)
         }
+        TagEditor.reorderTags(draggedTagNames)
+    }
+
+    private func confirmAssign() {
+        guard !selectedAppPaths.isEmpty else { return }
+        let paths = selectedAppPaths.map { $0.path }
+        let tags = sortedTagNames.filter { selectedTagNames.contains($0) }
+        TagEditor.setTags(tags, to: paths)
         selectedAppPaths = []; selectedTagNames = []
         refreshApps()
         withAnimation { successToast = tr("edit.success") }
@@ -962,7 +1083,7 @@
     private func editableAppItem(_ app: AppInfo) -> some View {
         let isSelected = selectedAppPaths.contains(app.path)
         return Button {
-            if isSelected { selectedAppPaths.remove(app.path) } else { selectedAppPaths.insert(app.path) }
+            toggleEditableAppSelection(app)
         } label: {
             VStack(spacing: 4) {
                 ZStack(alignment: .topTrailing) {
@@ -982,6 +1103,33 @@
             .opacity(isSelected ? 1.0 : 0.65)
         }
         .buttonStyle(.plain)
+    }
+
+    private func toggleEditableAppSelection(_ app: AppInfo) {
+        if selectedAppPaths.contains(app.path) {
+            selectedAppPaths.remove(app.path)
+        } else {
+            selectedAppPaths.insert(app.path)
+        }
+        syncSelectedTagsFromSelectedApps()
+    }
+
+    private func syncSelectedTagsFromSelectedApps() {
+        let selectedApps = allApps.filter { selectedAppPaths.contains($0.path) }
+        guard !selectedApps.isEmpty else {
+            selectedTagNames = []
+            return
+        }
+
+        let editableTags = Set(sortedTagNames)
+        if selectedApps.count == 1 {
+            selectedTagNames = Set(selectedApps[0].tags.filter { editableTags.contains($0) })
+            return
+        }
+
+        selectedTagNames = selectedApps.reduce(into: Set<String>()) { result, app in
+            result.formUnion(app.tags.filter { editableTags.contains($0) })
+        }
     }
 
     // MARK: - Computed
@@ -1031,7 +1179,104 @@
         filledColorlessContainer = (filledColorlessContainer == id) ? nil : id
     }
 
-    func refreshApps() {
+    private func handleAppDrop(_ providers: [NSItemProvider], targetTag: String) -> Bool {
+        guard let provider = providers.first(where: { $0.hasItemConformingToTypeIdentifier(UTType.plainText.identifier) }) else {
+            return false
+        }
+        provider.loadItem(forTypeIdentifier: UTType.plainText.identifier, options: nil) { item, _ in
+            let text: String?
+            if let data = item as? Data {
+                text = String(data: data, encoding: .utf8)
+            } else if let string = item as? String {
+                text = string
+            } else if let string = item as? NSString {
+                text = string as String
+            } else {
+                text = nil
+            }
+            guard let text else { return }
+            let parts = text.components(separatedBy: "\n")
+            guard let path = parts.first, !path.isEmpty else { return }
+            let source = parts.dropFirst().first ?? ""
+            let copy = NSEvent.modifierFlags.contains(.option)
+            DispatchQueue.main.async {
+                dropApp(path: path, sourceTag: source, targetTag: targetTag, copy: copy)
+            }
+        }
+        return true
+    }
+
+    private func dropApp(path: String, sourceTag: String, targetTag: String, copy: Bool) {
+        appDragModeActive = false
+        guard !isSystemDefaultDropTarget(targetTag) else {
+            showDropWarning()
+            return
+        }
+        guard tagColors[targetTag] != nil else { return }
+        guard sourceTag != targetTag || copy else { return }
+        TagEditor.moveApp(
+            path: path,
+            from: sourceTag,
+            to: targetTag,
+            color: tagColors[targetTag] ?? 0,
+            copy: copy
+        )
+        showDropRefresh()
+        refreshApps(forceLayoutRefresh: true)
+    }
+
+    private func isSystemDefaultDropTarget(_ targetTag: String) -> Bool {
+        let defaultNames = [
+            defaultGroupName,
+            tr("group.uncategorized"),
+            "Mac自带",
+            tr("group.appleBuiltIn")
+        ]
+        return defaultNames.contains(targetTag)
+    }
+
+    private func showDropWarning() {
+        withAnimation(.spring(response: 0.24, dampingFraction: 0.82)) {
+            dropWarningToast = tr("drop.systemDefaultWarning")
+        }
+        DispatchQueue.main.asyncAfter(deadline: .now() + 1.6) {
+            withAnimation(.easeOut(duration: 0.18)) {
+                dropWarningToast = nil
+            }
+        }
+    }
+
+    private func showDropRefresh() {
+        dropRefreshStartedAt = Date()
+        withAnimation(.spring(response: 0.22, dampingFraction: 0.82)) {
+            dropRefreshVisible = true
+        }
+    }
+
+    private func finishDropRefreshAfterMinimumDuration() {
+        let minimumDuration: TimeInterval = 0.85
+        let elapsed = dropRefreshStartedAt.map { Date().timeIntervalSince($0) } ?? minimumDuration
+        let delay = max(0, minimumDuration - elapsed)
+        DispatchQueue.main.asyncAfter(deadline: .now() + delay) {
+            withAnimation(.easeOut(duration: 0.18)) {
+                dropRefreshVisible = false
+            }
+            dropRefreshStartedAt = nil
+        }
+    }
+
+    private func setAppDragMode(_ active: Bool) {
+        appDragModeActive = active
+        if active {
+            DispatchQueue.main.asyncAfter(deadline: .now() + 8) {
+                if appDragModeActive {
+                    appDragModeActive = false
+                }
+            }
+        }
+    }
+
+    func refreshApps(forceLayoutRefresh: Bool = false) {
         DispatchQueue.global(qos: .userInitiated).async {
             var apps = AppIndexer.scan()
             let store = TagDatabase.load()
@@ -1042,22 +1287,19 @@
                 allApps = apps
                 tagColors = colors
                 draggedTagNames = order
+                if forceLayoutRefresh {
+                    withAnimation(.spring(response: 0.28, dampingFraction: 0.86)) {
+                        layoutRefreshID = UUID()
+                    }
+                    finishDropRefreshAfterMinimumDuration()
+                }
             }
         }
     }
 
     func openApp(_ app: AppInfo) {
+        appDragModeActive = false
         hideOverlay()
-        if let bundleIdentifier = app.bundleIdentifier {
-            NSWorkspace.shared.launchApplication(
-                withBundleIdentifier: bundleIdentifier,
-                options: [],
-                additionalEventParamDescriptor: nil,
-                launchIdentifier: nil
-            )
-            return
-        }
-
         let configuration = NSWorkspace.OpenConfiguration()
         NSWorkspace.shared.openApplication(at: app.path, configuration: configuration)
     }
@@ -1065,6 +1307,14 @@
 
 // MARK: - Tag Label
 
+private struct TagReorderFramePreferenceKey: PreferenceKey {
+    static var defaultValue: [String: CGRect] = [:]
+
+    static func reduce(value: inout [String: CGRect], nextValue: () -> [String: CGRect]) {
+        value.merge(nextValue(), uniquingKeysWith: { _, new in new })
+    }
+}
+
 private struct TagLabel: Identifiable {
     var id: String { name }
     let name: String

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