266 lines
11 KiB
Swift
266 lines
11 KiB
Swift
import SwiftUI
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/// Android `NotebookPickerModal` parity: handle, header, search, All notes, tree with expand/collapse.
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struct NotebookPickerSheet: View {
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@Environment(AppEnvironment.self) private var env
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@Bindable var store: WorkspaceStore
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@Environment(\.dismiss) private var dismiss
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@State private var query = ""
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@State private var collapsedIds: Set<String> = []
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private var parentIds: Set<String> {
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NotebookHierarchy.parentIdsWithChildren(from: store.notebooks)
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}
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private var allBranchesExpanded: Bool {
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!parentIds.isEmpty && parentIds.allSatisfy { !collapsedIds.contains($0) }
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}
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private var activeName: String {
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if let id = store.selectedNotebookId,
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let name = store.notebooks.first(where: { $0.id == id })?.name
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{
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return name
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}
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return env.preferences.t("全部笔记", en: "All notes")
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}
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private var visibleItems: [NotebookTreeItem] {
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let tree = NotebookHierarchy.treeItems(from: store.notebooks)
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let search = query.trimmingCharacters(in: .whitespacesAndNewlines)
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if !search.isEmpty {
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let visible = NotebookHierarchy.searchVisibleIds(notebooks: store.notebooks, searchText: search)
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return tree.filter { visible.contains($0.id) }
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}
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return NotebookHierarchy.filterCollapsed(items: tree, collapsedIds: collapsedIds)
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}
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var body: some View {
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VStack(spacing: 0) {
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Capsule()
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.fill(AppTheme.sheetHandle)
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.frame(width: 42, height: 4)
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.padding(.top, 10)
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.padding(.bottom, 8)
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// Header
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HStack(alignment: .center) {
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VStack(alignment: .leading, spacing: 2) {
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Text(env.preferences.t("切换笔记本", en: "Switch notebook"))
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.font(.system(size: 15, weight: .heavy))
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.foregroundStyle(AppTheme.title)
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Text(env.preferences.t("当前：\(activeName)", en: "Current: \(activeName)"))
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.font(.system(size: 12))
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.foregroundStyle(AppTheme.secondary)
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}
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Spacer(minLength: 8)
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Button {
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dismiss()
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} label: {
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Image(systemName: "xmark")
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.font(.system(size: 14, weight: .semibold))
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.foregroundStyle(AppTheme.title)
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.frame(width: 32, height: 32)
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}
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.buttonStyle(.plain)
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}
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.padding(.horizontal, 16)
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.frame(minHeight: 56)
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.overlay(alignment: .bottom) {
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Rectangle().fill(AppTheme.border).frame(height: 1)
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}
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ScrollView {
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VStack(alignment: .leading, spacing: 0) {
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// Search
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HStack(spacing: 8) {
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Image(systemName: "magnifyingglass")
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.font(.system(size: 15, weight: .semibold))
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.foregroundStyle(AppTheme.secondary)
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TextField(env.preferences.t("搜索笔记本", en: "Search notebooks"), text: $query)
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.font(.system(size: 14))
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.foregroundStyle(AppTheme.title)
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.textInputAutocapitalization(.never)
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.autocorrectionDisabled()
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if !query.isEmpty {
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Button {
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query = ""
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} label: {
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Image(systemName: "xmark")
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.font(.system(size: 12, weight: .bold))
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.foregroundStyle(AppTheme.secondary)
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}
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.buttonStyle(.plain)
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}
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}
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.padding(.horizontal, 12)
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.frame(height: 36)
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.background(AppTheme.searchFill)
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.clipShape(RoundedRectangle(cornerRadius: 6, style: .continuous))
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.padding(.horizontal, 8)
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.padding(.top, 8)
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.padding(.bottom, 8)
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// All notes
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notebookRow(
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title: env.preferences.t("全部笔记", en: "All notes"),
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selected: store.selectedNotebookId == nil,
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depth: 0,
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hasChildren: false,
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collapsed: false,
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onToggle: nil
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) {
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select(nil)
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}
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.padding(.bottom, 4)
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// Section header
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HStack {
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Text(
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query.trimmingCharacters(in: .whitespaces).isEmpty
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? env.preferences.t("笔记本", en: "Notebooks")
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: env.preferences.t("匹配的笔记本", en: "Matching notebooks")
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)
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.font(.system(size: 12, weight: .semibold))
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.foregroundStyle(AppTheme.secondary)
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Spacer()
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if query.trimmingCharacters(in: .whitespaces).isEmpty, !parentIds.isEmpty {
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Button {
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withAnimation(Motion.chip) {
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if allBranchesExpanded {
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collapsedIds = parentIds
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} else {
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collapsedIds = []
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}
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}
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} label: {
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Text(
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allBranchesExpanded
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? env.preferences.t("收起全部", en: "Collapse all")
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: env.preferences.t("展开全部", en: "Expand all")
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)
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.font(.system(size: 12, weight: .bold))
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.foregroundStyle(AppTheme.secondary)
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.padding(.horizontal, 8)
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.padding(.vertical, 6)
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}
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.buttonStyle(.plain)
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}
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}
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.frame(minHeight: 32)
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.padding(.horizontal, 12)
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// Tree
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ForEach(visibleItems) { item in
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let hasChildren = parentIds.contains(item.id)
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let isCollapsed = collapsedIds.contains(item.id)
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notebookRow(
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title: item.name,
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selected: store.selectedNotebookId == item.id,
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depth: item.depth,
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hasChildren: hasChildren && query.trimmingCharacters(in: .whitespaces).isEmpty,
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collapsed: isCollapsed,
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onToggle: hasChildren && query.trimmingCharacters(in: .whitespaces).isEmpty
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? {
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withAnimation(Motion.chip) {
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if collapsedIds.contains(item.id) {
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collapsedIds.remove(item.id)
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} else {
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collapsedIds.insert(item.id)
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}
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}
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}
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: nil
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) {
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select(item.id)
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}
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}
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if visibleItems.isEmpty {
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VStack(spacing: 8) {
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Image(systemName: "folder")
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.font(.system(size: 28))
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.foregroundStyle(AppTheme.muted)
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Text(env.preferences.t("没有匹配的笔记本", en: "No matching notebooks"))
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.font(.system(size: 13))
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.foregroundStyle(AppTheme.secondary)
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}
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.frame(maxWidth: .infinity)
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.padding(.vertical, 28)
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}
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}
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.padding(.bottom, 12)
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}
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}
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.background(AppTheme.card)
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.presentationDetents([.medium, .large])
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.presentationDragIndicator(.hidden)
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.onAppear {
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// Match Android: collapse branches not on the path to the active notebook.
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let parents = parentIds
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if let selected = store.selectedNotebookId {
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let keepOpen = NotebookHierarchy.ancestorIds(notebooks: store.notebooks, notebookId: selected)
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collapsedIds = parents.filter { !keepOpen.contains($0) }
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} else {
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collapsedIds = parents
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}
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query = ""
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}
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}
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private func select(_ id: String?) {
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store.selectedNotebookId = id
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store.reload(env: env)
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dismiss()
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}
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@ViewBuilder
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private func notebookRow(
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title: String,
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selected: Bool,
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depth: Int,
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hasChildren: Bool,
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collapsed: Bool,
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onToggle: (() -> Void)?,
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onSelect: @escaping () -> Void
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) -> some View {
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HStack(spacing: 8) {
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if hasChildren, let onToggle {
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Button(action: onToggle) {
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Image(systemName: collapsed ? "chevron.right" : "chevron.down")
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.font(.system(size: 13, weight: .semibold))
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.foregroundStyle(AppTheme.secondary)
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.frame(width: 28, height: 28)
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}
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.buttonStyle(.plain)
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} else {
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Color.clear.frame(width: 28, height: 28)
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}
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Button(action: onSelect) {
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HStack {
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Text(title)
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.font(.system(size: 15, weight: .semibold))
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.foregroundStyle(AppTheme.title)
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.lineLimit(1)
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.frame(maxWidth: .infinity, alignment: .leading)
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if selected {
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Image(systemName: "checkmark")
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.font(.system(size: 14, weight: .bold))
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.foregroundStyle(AppTheme.title)
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}
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}
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.contentShape(Rectangle())
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}
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.buttonStyle(.plain)
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}
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.padding(.leading, CGFloat(min(depth * 18, 54)))
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.padding(.horizontal, 12)
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.frame(minHeight: 48)
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.background(selected ? AppTheme.searchFill : Color.clear)
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.clipShape(RoundedRectangle(cornerRadius: 6, style: .continuous))
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.padding(.horizontal, 8)
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}
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}
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