Selection List

import { CaretRightIcon } from "phosphor-react-native"
import * as React from "react"
import { Pressable, View } from "react-native"
import { SelectionList, SelectionListBar, SelectionListCount, SelectionListItem, SelectionListTrigger, useSelectionList } from "@/components/interactions/selection-list"
import { Button } from "@/components/ui/button"
import { Icon } from "@/components/ui/icon"
import { Text } from "@/components/ui/text"

const initialNotes = [
  { id: "groceries", title: "Groceries", preview: "Milk, eggs, bread, coffee" },
  { id: "trip", title: "Trip ideas", preview: "Lisbon, Porto, the coast road" },
  { id: "books", title: "Book list", preview: "Three novels for the summer" },
  { id: "meeting", title: "Meeting notes", preview: "Ship the beta on Friday" },
  { id: "gifts", title: "Gift ideas", preview: "Headphones, a plant, a scarf" },
  { id: "recipes", title: "Recipes", preview: "Lemon pasta and a quick curry" },
]

type Note = (typeof initialNotes)[number]

function NoteRows({
  notes,
  onOpen,
}: {
  notes: Note[]
  onOpen: (note: Note) => void
}) {
  const { editing } = useSelectionList()
  return (
    <View className="overflow-hidden rounded-2xl border border-separator">
      {notes.map((note, index) => (
        <SelectionListItem
          key={note.id}
          value={note.id}
          className={index > 0 ? "border-t border-separator" : undefined}
        >
          <Pressable
            onPress={() => onOpen(note)}
            className="min-w-0 flex-1 flex-row items-center gap-3 px-4 py-3 active:bg-item-pressed"
          >
            <View className="min-w-0 flex-1">
              <Text numberOfLines={1} className="font-semibold">
                {note.title}
              </Text>
              <Text numberOfLines={1} className="text-sm text-label-secondary">
                {note.preview}
              </Text>
            </View>
            <Icon
              as={CaretRightIcon}
              className={
                editing
                  ? "size-4 shrink-0 text-label-tertiary opacity-0"
                  : "size-4 shrink-0 text-label-tertiary"
              }
            />
          </Pressable>
        </SelectionListItem>
      ))}
    </View>
  )
}

function SelectAllButton() {
  const { selected, selectAll, clear } = useSelectionList()
  const all = selected.length > 0
  return (
    <Button
      variant="plain"
      size="lg"
      className="px-4"
      onPress={all ? clear : selectAll}
    >
      <Text>{all ? "Deselect All" : "Select All"}</Text>
    </Button>
  )
}

function DeleteButton({ onDelete }: { onDelete: (ids: string[]) => void }) {
  const { selected, setEditing } = useSelectionList()
  const disabled = selected.length === 0
  return (
    <Button
      variant="plain"
      size="lg"
      className="px-4"
      disabled={disabled}
      onPress={() => {
        onDelete(selected)
        setEditing(false)
      }}
    >
      <Text className={disabled ? "text-label-quaternary" : "text-danger"}>
        Delete
      </Text>
    </Button>
  )
}

function useNotes() {
  const [notes, setNotes] = React.useState(initialNotes)
  const [log, setLog] = React.useState("Tap Select to choose notes.")
  return {
    notes,
    log,
    setLog,
    remove: (ids: string[]) => {
      setNotes((current) => current.filter((note) => !ids.includes(note.id)))
      setLog(`Deleted ${ids.length} ${ids.length === 1 ? "note" : "notes"}`)
    },
    reset: () => {
      setNotes(initialNotes)
      setLog("Tap Select to choose notes.")
    },
  }
}

function Footer({ log, onReset }: { log: string; onReset: () => void }) {
  return (
    <View className="flex-row items-center justify-between gap-3">
      <Text
        role="status"
        className="min-w-0 flex-1 text-sm text-label-secondary"
      >
        {log}
      </Text>
      <Button size="sm" variant="secondary" onPress={onReset}>
        <Text>Reset</Text>
      </Button>
    </View>
  )
}

function NotesExample({
  defaultEditing,
  defaultValue,
}: {
  defaultEditing?: boolean
  defaultValue?: string[]
}) {
  const { notes, log, setLog, remove, reset } = useNotes()
  return (
    <SelectionList
      defaultEditing={defaultEditing}
      defaultValue={defaultValue}
      className="w-full gap-3"
    >
      <View className="flex-row items-center justify-between">
        <Text variant="h1">Notes</Text>
        <SelectionListTrigger />
      </View>
      <NoteRows
        notes={notes}
        onOpen={(note) => setLog(`Opened ${note.title}`)}
      />
      <Footer log={log} onReset={reset} />
      <SelectionListBar accessibilityLabel="Selection actions">
        <SelectAllButton />
        <SelectionListCount />
        <DeleteButton onDelete={remove} />
      </SelectionListBar>
    </SelectionList>
  )
}

export function SelectionListExample() {
  return (
    <NotesExample />
  )
}

import EsuissUI
import PhosphorSwift
import SwiftUI

struct SelectionListNote: Identifiable {
  let id: String
  let title: String
  let preview: String
}

let selectionListInitialNotes = [
  SelectionListNote(id: "groceries", title: "Groceries", preview: "Milk, eggs, bread, coffee"),
  SelectionListNote(id: "trip", title: "Trip ideas", preview: "Lisbon, Porto, the coast road"),
  SelectionListNote(id: "books", title: "Book list", preview: "Three novels for the summer"),
  SelectionListNote(id: "meeting", title: "Meeting notes", preview: "Ship the beta on Friday"),
  SelectionListNote(id: "gifts", title: "Gift ideas", preview: "Headphones, a plant, a scarf"),
  SelectionListNote(id: "recipes", title: "Recipes", preview: "Lemon pasta and a quick curry"),
]

let selectionListIdleLog = "Tap Select to choose notes."

struct SelectionListRows: View {
  let notes: [SelectionListNote]
  let editing: Bool
  let onOpen: (SelectionListNote) -> Void

  var body: some View {
    let shape = RoundedRectangle(cornerRadius: Radius.xl2, style: .continuous)
    VStack(spacing: 0) {
      ForEach(Array(notes.enumerated()), id: \.element.id) { index, note in
        SelectionListItem(value: note.id) {
          Button {
            onOpen(note)
          } label: {
            HStack(spacing: 12) {
              VStack(alignment: .leading, spacing: 0) {
                Text(verbatim: note.title)
                  .textStyle(.base, weight: .semibold)
                  .foregroundStyle(Color.label)
                  .lineLimit(1)
                Text(verbatim: note.preview)
                  .textStyle(.sm)
                  .foregroundStyle(Color.labelSecondary)
                  .lineLimit(1)
              }
              .frame(maxWidth: .infinity, alignment: .leading)
              Ph.caretRight.regular
                .frame(width: 16, height: 16)
                .foregroundStyle(Color.labelTertiary)
                .opacity(editing ? 0 : 1)
            }
            .padding(.horizontal, 16)
            .padding(.vertical, 12)
            .contentShape(Rectangle())
          }
          .buttonStyle(SelectionListRowStyle())
        }
        .overlay(alignment: .top) {
          if index > 0 {
            Color.separator.frame(height: 1)
          }
        }
      }
    }
    .clipShape(shape)
    .overlay { shape.strokeBorder(Color.separator) }
  }
}

struct SelectionListRowStyle: ButtonStyle {
  func makeBody(configuration: Configuration) -> some View {
    configuration.label
      .background(configuration.isPressed ? Color.itemPressed : .clear)
  }
}

struct SelectionListFooter: View {
  let log: String
  let onReset: () -> Void

  var body: some View {
    HStack(spacing: 12) {
      Text(verbatim: log)
        .textStyle(.sm)
        .foregroundStyle(Color.labelSecondary)
        .frame(maxWidth: .infinity, alignment: .leading)
        .accessibilityAddTraits(.updatesFrequently)
      Button("Reset", action: onReset)
        .buttonStyle(.variant(.secondary, size: .sm))
    }
  }
}

struct SelectionListStage<Content: View, Bar: View>: View {
  @ViewBuilder let content: () -> Content
  @ViewBuilder let bar: () -> Bar

  var body: some View {
    VStack(alignment: .leading, spacing: 12) {
      content()
    }
    .frame(maxHeight: .infinity, alignment: .top)
    .overlay(alignment: .bottom) {
      bar()
        .padding(.horizontal, -16)
    }
    .containerRelativeFrame(.vertical) { height, _ in height - 32 }
  }
}

struct SelectionListNotes: View {
  @State private var editing: Bool
  @State private var selection: Set<String>
  @State private var notes = selectionListInitialNotes
  @State private var log = selectionListIdleLog

  init(editing: Bool = false, selection: Set<String> = []) {
    _editing = State(initialValue: editing)
    _selection = State(initialValue: selection)
  }

  var body: some View {
    SelectionList(isEditing: $editing, selection: $selection) {
      SelectionListStage {
        HStack {
          Text("Notes")
            .textVariant(.h1)
          Spacer()
          SelectionListTrigger()
        }
        SelectionListRows(notes: notes, editing: editing) { log = "Opened \($0.title)" }
        SelectionListFooter(log: log) {
          notes = selectionListInitialNotes
          log = selectionListIdleLog
        }
      } bar: {
        SelectionListBar { list in
          Button(list.count > 0 ? "Deselect All" : "Select All") {
            if list.count > 0 { list.clear() } else { list.selectAll() }
          }
          .buttonStyle(.variant(.plain, size: .lg))
          SelectionListCount()
          Button {
            let ids = selection
            notes.removeAll { ids.contains($0.id) }
            log = "Deleted \(ids.count) \(ids.count == 1 ? "note" : "notes")"
            selection = []
            list.setEditing(false)
          } label: {
            Text("Delete")
              .foregroundStyle(list.count == 0 ? Color.labelQuaternary : .danger)
          }
          .buttonStyle(.variant(.plain, size: .lg))
          .disabled(list.count == 0)
        }
        .accessibilityLabel(Text("Selection actions"))
      }
    }
  }
}

import androidx.compose.foundation.background
import androidx.compose.foundation.border
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.saveable.rememberSaveable
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.clip
import androidx.compose.ui.semantics.LiveRegionMode
import androidx.compose.ui.semantics.liveRegion
import androidx.compose.ui.semantics.semantics
import androidx.compose.ui.unit.dp
import com.esuiss.ui.components.Button
import com.esuiss.ui.components.ButtonSize
import com.esuiss.ui.components.ButtonVariant
import com.esuiss.ui.components.Text
import com.esuiss.ui.components.TextVariant
import com.esuiss.ui.interactions.SelectionList
import com.esuiss.ui.interactions.SelectionListBar
import com.esuiss.ui.interactions.SelectionListCount
import com.esuiss.ui.interactions.SelectionListItem
import com.esuiss.ui.interactions.SelectionListTrigger
import com.esuiss.ui.theme.EsuissTheme
import com.esuiss.ui.theme.Radius
import com.esuiss.ui.theme.Typography

class SelectionListNote(val id: String, val title: String, val preview: String)

val selectionListInitialNotes = listOf(
    SelectionListNote("groceries", "Groceries", "Milk, eggs, bread, coffee"),
    SelectionListNote("trip", "Trip ideas", "Lisbon, Porto, the coast road"),
    SelectionListNote("books", "Book list", "Three novels for the summer"),
    SelectionListNote("meeting", "Meeting notes", "Ship the beta on Friday"),
    SelectionListNote("gifts", "Gift ideas", "Headphones, a plant, a scarf"),
    SelectionListNote("recipes", "Recipes", "Lemon pasta and a quick curry"),
)

@Composable
fun SelectionListRows(notes: List<SelectionListNote>, editing: Boolean, onOpen: (SelectionListNote) -> Unit) {
    val colors = EsuissTheme.colors
    val shape = RoundedCornerShape(Radius.xl2)
    Column(
        Modifier
            .fillMaxWidth()
            .clip(shape)
            .border(1.dp, colors.separator, shape),
    ) {
        notes.forEachIndexed { index, note ->
            if (index > 0) Box(Modifier.fillMaxWidth().height(1.dp).background(colors.separator))
            SelectionListItem(value = note.id, contentDescription = note.title) {
                SelectionListRowContent(note, editing) { onOpen(note) }
            }
        }
    }
}

@Composable
fun SelectionListFooter(log: String, onReset: () -> Unit) {
    Row(
        modifier = Modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.spacedBy(12.dp),
        verticalAlignment = Alignment.CenterVertically,
    ) {
        Text(
            log,
            modifier = Modifier.weight(1f).semantics { liveRegion = LiveRegionMode.Polite },
            style = Typography.sm.copy(color = EsuissTheme.colors.labelSecondary),
        )
        Button("Reset", onClick = onReset, variant = ButtonVariant.Secondary, size = ButtonSize.Sm)
    }
}

@Composable
fun SelectionListHeader(title: String) {
    Row(
        modifier = Modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.SpaceBetween,
        verticalAlignment = Alignment.CenterVertically,
    ) {
        Text(title, variant = TextVariant.H1)
        SelectionListTrigger()
    }
}

fun selectionListDeleted(count: Int): String = "Deleted $count ${if (count == 1) "note" else "notes"}"

@Composable
fun SelectionListNotes(defaultEditing: Boolean = false, defaultValue: List<String> = emptyList()) {
    val colors = EsuissTheme.colors
    var notes by remember { mutableStateOf(selectionListInitialNotes) }
    var log by rememberSaveable { mutableStateOf(SelectionListHint) }
    var editing by rememberSaveable { mutableStateOf(defaultEditing) }
    var selected by rememberSaveable { mutableStateOf(defaultValue) }
    SelectionList(
        editing = editing,
        onEditingChange = { editing = it },
        value = selected,
        onValueChange = { selected = it },
        modifier = Modifier.fillMaxWidth(),
    ) {
        Column(verticalArrangement = Arrangement.spacedBy(12.dp)) {
            SelectionListHeader("Notes")
            SelectionListRows(notes, editing) { log = "Opened ${it.title}" }
            SelectionListFooter(log) {
                notes = selectionListInitialNotes
                log = SelectionListHint
            }
        }
        SelectionListBar {
            val any = this@SelectionList.selected.isNotEmpty()
            Button(
                if (any) "Deselect All" else "Select All",
                onClick = { if (any) clear() else selectAll() },
                modifier = Modifier.padding(horizontal = 4.dp),
                variant = ButtonVariant.Plain,
                size = ButtonSize.Lg,
            )
            SelectionListCount()
            Button(
                onClick = {
                    val ids = this@SelectionList.selected
                    notes = notes.filterNot { it.id in ids }
                    log = selectionListDeleted(ids.size)
                    setEditing(false)
                },
                modifier = Modifier.padding(horizontal = 4.dp),
                variant = ButtonVariant.Plain,
                size = ButtonSize.Lg,
                enabled = any,
            ) {
                Text("Delete", style = Typography.base.copy(color = if (any) colors.danger else colors.labelQuaternary))
            }
        }
    }
}

import { cn } from "cn"
import { CheckIcon } from "phosphor-react-native"
import * as React from "react"
import { Pressable, View, type ViewProps } from "react-native"
import {
  Easing,
  Keyframe,
  ReduceMotion,
  useAnimatedStyle,
  withTiming,
} from "react-native-reanimated"
import { useSafeAreaInsets } from "react-native-safe-area-context"
import { useBackHandler } from "@/components/primitives/hooks"
import { Portal } from "@/components/primitives/portal"
import { AnimatedView } from "@/components/ui/animated-view"
import { Button } from "@/components/ui/button"

import { cn } from "cn"
import { CheckIcon } from "phosphor-react-native"
import * as React from "react"
import { Pressable, View, type ViewProps } from "react-native"
import {
  Easing,
  Keyframe,
  ReduceMotion,
  useAnimatedStyle,
  withTiming,
} from "react-native-reanimated"
import { useSafeAreaInsets } from "react-native-safe-area-context"
import { useBackHandler } from "@/components/primitives/hooks"
import { Portal } from "@/components/primitives/portal"
import { AnimatedView } from "@/components/ui/animated-view"
import { Button } from "@/components/ui/button"

import { CheckIcon } from "phosphor-react-native"
import * as React from "react"
import { Pressable, StyleSheet, View, type ViewProps } from "react-native"
import {
  Easing,
  Keyframe,
  ReduceMotion,
  useAnimatedStyle,
  withTiming,
} from "react-native-reanimated"
import { useSafeAreaInsets } from "react-native-safe-area-context"
import { useBackHandler } from "@/components/primitives/hooks"
import { Portal } from "@/components/primitives/portal"
import { AnimatedView } from "@/components/ui/animated-view"
import { Button } from "@/components/ui/button"
import { Icon } from "@/components/ui/icon"

import SwiftUI
import UIKit

struct RGBA: Sendable {
  let red: CGFloat
  let green: CGFloat
  let blue: CGFloat
  let alpha: CGFloat

  init(_ hex: UInt32, _ alpha: CGFloat = 1) {
    red = CGFloat((hex >> 16) & 0xFF) / 255
    green = CGFloat((hex >> 8) & 0xFF) / 255
    blue = CGFloat(hex & 0xFF) / 255
    self.alpha = alpha
  }

import SwiftUI

extension Color {
  public static let surface = Color.adaptive(light: .init(0xFFFFFF), dark: .init(0x000000))
  public static let surfaceSecondary = Color.adaptive(light: .init(0xF5F5F7), dark: .init(0x161617))
  public static let surfaceTertiary = Color.adaptive(light: .init(0xE8E8ED), dark: .init(0x2C2C2E))
  public static let surfaceRaised = Color.adaptive(light: .init(0xFFFFFF), dark: .init(0x1D1D1F))
  public static let label = Color.adaptive(light: .init(0x1D1D1F), dark: .init(0xF5F5F7))
  public static let labelSecondary = Color.adaptive(light: .init(0x6E6E73), dark: .init(0xA1A1A6))
  public static let labelTertiary = Color.adaptive(light: .init(0x86868B), dark: .init(0x86868B))
  public static let labelQuaternary = Color.adaptive(light: .init(0xD2D2D7), dark: .init(0x424245))
  public static let control = Color.adaptive(light: .init(0x000000, 0.04), dark: .init(0xFFFFFF, 0.1))
  public static let controlPressed = Color.adaptive(light: .init(0x000000, 0.12), dark: .init(0xFFFFFF, 0.22))
  public static let controlSelected = Color.adaptive(light: .init(0x1D1D1F), dark: .init(0xF5F5F7))
  public static let controlDisabled = Color.adaptive(light: .init(0x000000, 0.03), dark: .init(0xFFFFFF, 0.05))
  public static let onControlSelected = Color.adaptive(light: .init(0xFFFFFF), dark: .init(0x000000))

import PhosphorSwift
import SwiftUI

struct SelectionModel<Value: Hashable> {
  var editing = false
  var selected: Set<Value> = []
  var order: [Value] = []

  mutating func toggle(_ value: Value) {
    if selected.contains(value) {
      selected.remove(value)
    } else {
      selected.insert(value)
    }
  }

import SwiftUI

public struct VariantButtonStyle: ButtonStyle {
  public enum Variant: CaseIterable, Sendable {
    case `default`, outline, secondary, tinted, ghost, plain, destructive, link
  }

  public enum Size: CaseIterable, Sendable {
    case `default`, xs, sm, lg, xl, icon, iconXs, iconSm, iconLg, iconXl

    var height: CGFloat {
      switch self {
      case .xs, .iconXs: 24
      case .sm, .iconSm: 32
      case .default, .icon: 36
      case .lg, .iconLg: 44

import SwiftUI

extension EnvironmentValues {
  @Entry var buttonGroup: Axis? = nil
  @Entry var buttonGroupSize: CGSize = .zero
}

enum ButtonGroupSpace: Hashable {
  case group
}

struct ButtonGroupFrame {
  let bounds: Anchor<CGRect>
  let outlined: Bool
}

import PhosphorSwift
import SwiftUI

extension Shadow {
  static let control = Shadow(color: .black.opacity(0.08), radius: 0.5, y: 0.5)
  static let thumb = Shadow(color: .black.opacity(0.12), radius: 1.5, y: 1)
}

struct SelectionIndicator<Mark: View>: View {
  let checked: Bool
  let pressed: Bool
  let cornerRadius: CGFloat
  let mark: Mark

  @Environment(\.isEnabled) private var isEnabled
  @Environment(\.isInvalid) private var invalid

import SwiftUI

extension EnvironmentValues {
  @Entry public var isInvalid = false
  @Entry var fieldInset = false
  @Entry var fieldGroupInset = false
  @Entry var fieldSetInset = false
}

extension View {
  public func invalid(_ isInvalid: Bool = true) -> some View {
    environment(\.isInvalid, isInvalid)
  }
}

public enum FieldOrientation: CaseIterable, Sendable {

import SwiftUI

extension EnvironmentValues {
  @Entry public var hapticsEnabled = true
}

extension View {
  public func haptics(_ enabled: Bool) -> some View {
    environment(\.hapticsEnabled, enabled)
  }

  func hapticFeedback<Trigger: Equatable>(_ feedback: SensoryFeedback, trigger: Trigger) -> some View {
    modifier(HapticFeedbackModifier(feedback: feedback, trigger: trigger) { _, _ in true })
  }

  func hapticFeedback<Trigger: Equatable>(

import SwiftUI

public struct Separator: View {
  let orientation: Axis

  public init(_ orientation: Axis = .horizontal) {
    self.orientation = orientation
  }

  public var body: some View {
    Rectangle()
      .fill(Color.separator)
      .frame(width: orientation == .vertical ? 1 : nil, height: orientation == .horizontal ? 1 : nil)
      .frame(maxWidth: orientation == .horizontal ? .infinity : nil, maxHeight: orientation == .vertical ? .infinity : nil)
      .accessibilityHidden(true)
  }

import SwiftUI

public enum TextVariant: CaseIterable, Sendable {
  case `default`, h1, h2, h3, h4, p, blockquote, code, lead, large, small, muted

  var style: TextStyle {
    switch self {
    case .h1: .xl3
    case .h2: .xl2
    case .h3: .xl
    case .h4, .lead, .large: .lg
    case .code, .small, .muted: .sm
    default: .base
    }
  }

package com.esuiss.ui.theme

import androidx.compose.foundation.isSystemInDarkTheme
import androidx.compose.runtime.Composable
import androidx.compose.runtime.CompositionLocalProvider
import androidx.compose.runtime.Immutable
import androidx.compose.runtime.staticCompositionLocalOf
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.dropShadow
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.Shape
import androidx.compose.ui.graphics.shadow.Shadow as DropShadow
import androidx.compose.ui.text.TextStyle
import androidx.compose.ui.text.style.LineHeightStyle
import androidx.compose.ui.unit.Dp
import androidx.compose.ui.unit.DpOffset

package com.esuiss.ui.theme

import androidx.compose.runtime.Immutable
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.unit.dp

@Immutable
data class Colors(
    val surface: Color,
    val surfaceSecondary: Color,
    val surfaceTertiary: Color,
    val surfaceRaised: Color,
    val label: Color,
    val labelSecondary: Color,
    val labelTertiary: Color,
    val labelQuaternary: Color,

package com.esuiss.ui.interactions

import androidx.compose.animation.animateColorAsState
import androidx.compose.animation.core.animateDpAsState
import androidx.compose.animation.core.animateFloatAsState
import androidx.compose.animation.core.tween
import androidx.compose.foundation.background
import androidx.compose.foundation.border
import androidx.compose.foundation.interaction.MutableInteractionSource
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.PaddingValues
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.RowScope
import androidx.compose.foundation.layout.Spacer
import androidx.compose.foundation.layout.fillMaxWidth

package com.esuiss.ui.components

import androidx.compose.foundation.background
import androidx.compose.foundation.border
import androidx.compose.foundation.clickable
import androidx.compose.foundation.interaction.MutableInteractionSource
import androidx.compose.foundation.interaction.collectIsPressedAsState
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.RowScope
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.shape.CircleShape
import androidx.compose.foundation.shape.RoundedCornerShape

package com.esuiss.ui.components

import androidx.compose.foundation.background
import androidx.compose.foundation.gestures.Orientation
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.RowScope
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.shape.CircleShape
import androidx.compose.foundation.shape.CornerSize
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.runtime.Composable
import androidx.compose.runtime.CompositionLocalProvider
import androidx.compose.runtime.DisposableEffect
import androidx.compose.runtime.Immutable

package com.esuiss.ui.components

import androidx.compose.runtime.compositionLocalOf
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.text.TextStyle
import androidx.compose.ui.unit.Dp
import androidx.compose.ui.unit.dp

val LocalContentStyle = compositionLocalOf { TextStyle.Default }

val LocalContentColor = compositionLocalOf { Color.Unspecified }

val LocalIconSize = compositionLocalOf { 20.dp }

package com.esuiss.ui.components

import android.provider.Settings
import androidx.compose.animation.core.CubicBezierEasing
import androidx.compose.foundation.background
import androidx.compose.foundation.border
import androidx.compose.foundation.gestures.Orientation
import androidx.compose.foundation.text.selection.TextSelectionColors
import androidx.compose.runtime.Composable
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.clip
import androidx.compose.ui.draw.drawWithContent
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.geometry.Size

package com.esuiss.ui.components

import androidx.compose.foundation.Image
import androidx.compose.foundation.layout.size
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.ColorFilter
import androidx.compose.ui.graphics.takeOrElse
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.unit.Dp
import com.esuiss.ui.theme.EsuissTheme

@Composable
fun Icon(
    imageVector: ImageVector,

package com.esuiss.ui.interactions

import androidx.compose.animation.AnimatedVisibility
import androidx.compose.animation.core.MutableTransitionState
import androidx.compose.animation.core.tween
import androidx.compose.animation.fadeIn
import androidx.compose.animation.fadeOut
import androidx.compose.animation.scaleIn
import androidx.compose.animation.scaleOut
import androidx.compose.animation.slideInVertically
import androidx.compose.animation.slideOutVertically
import androidx.compose.foundation.background
import androidx.compose.foundation.border
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.PaddingValues

import { CaretRightIcon } from "phosphor-react-native"
import * as React from "react"
import { Pressable, View } from "react-native"
import { SelectionList, SelectionListBar, SelectionListCount, SelectionListItem, SelectionListTrigger, useSelectionList } from "@/components/interactions/selection-list"
import { Button } from "@/components/ui/button"
import { Icon } from "@/components/ui/icon"
import { Text } from "@/components/ui/text"

const initialNotes = [
  { id: "groceries", title: "Groceries", preview: "Milk, eggs, bread, coffee" },
  { id: "trip", title: "Trip ideas", preview: "Lisbon, Porto, the coast road" },
  { id: "books", title: "Book list", preview: "Three novels for the summer" },
  { id: "meeting", title: "Meeting notes", preview: "Ship the beta on Friday" },
  { id: "gifts", title: "Gift ideas", preview: "Headphones, a plant, a scarf" },
  { id: "recipes", title: "Recipes", preview: "Lemon pasta and a quick curry" },
]

type Note = (typeof initialNotes)[number]

function NoteRows({
  notes,
  onOpen,
}: {
  notes: Note[]
  onOpen: (note: Note) => void
}) {
  const { editing } = useSelectionList()
  return (
    <View className="overflow-hidden rounded-2xl border border-separator">
      {notes.map((note, index) => (
        <SelectionListItem
          key={note.id}
          value={note.id}
          className={index > 0 ? "border-t border-separator" : undefined}
        >
          <Pressable
            onPress={() => onOpen(note)}
            className="min-w-0 flex-1 flex-row items-center gap-3 px-4 py-3 active:bg-item-pressed"
          >
            <View className="min-w-0 flex-1">
              <Text numberOfLines={1} className="font-semibold">
                {note.title}
              </Text>
              <Text numberOfLines={1} className="text-sm text-label-secondary">
                {note.preview}
              </Text>
            </View>
            <Icon
              as={CaretRightIcon}
              className={
                editing
                  ? "size-4 shrink-0 text-label-tertiary opacity-0"
                  : "size-4 shrink-0 text-label-tertiary"
              }
            />
          </Pressable>
        </SelectionListItem>
      ))}
    </View>
  )
}

function SelectAllButton() {
  const { selected, selectAll, clear } = useSelectionList()
  const all = selected.length > 0
  return (
    <Button
      variant="plain"
      size="lg"
      className="px-4"
      onPress={all ? clear : selectAll}
    >
      <Text>{all ? "Deselect All" : "Select All"}</Text>
    </Button>
  )
}

function DeleteButton({ onDelete }: { onDelete: (ids: string[]) => void }) {
  const { selected, setEditing } = useSelectionList()
  const disabled = selected.length === 0
  return (
    <Button
      variant="plain"
      size="lg"
      className="px-4"
      disabled={disabled}
      onPress={() => {
        onDelete(selected)
        setEditing(false)
      }}
    >
      <Text className={disabled ? "text-label-quaternary" : "text-danger"}>
        Delete
      </Text>
    </Button>
  )
}

function useNotes() {
  const [notes, setNotes] = React.useState(initialNotes)
  const [log, setLog] = React.useState("Tap Select to choose notes.")
  return {
    notes,
    log,
    setLog,
    remove: (ids: string[]) => {
      setNotes((current) => current.filter((note) => !ids.includes(note.id)))
      setLog(`Deleted ${ids.length} ${ids.length === 1 ? "note" : "notes"}`)
    },
    reset: () => {
      setNotes(initialNotes)
      setLog("Tap Select to choose notes.")
    },
  }
}

function Footer({ log, onReset }: { log: string; onReset: () => void }) {
  return (
    <View className="flex-row items-center justify-between gap-3">
      <Text
        role="status"
        className="min-w-0 flex-1 text-sm text-label-secondary"
      >
        {log}
      </Text>
      <Button size="sm" variant="secondary" onPress={onReset}>
        <Text>Reset</Text>
      </Button>
    </View>
  )
}

function NotesExample({
  defaultEditing,
  defaultValue,
}: {
  defaultEditing?: boolean
  defaultValue?: string[]
}) {
  const { notes, log, setLog, remove, reset } = useNotes()
  return (
    <SelectionList
      defaultEditing={defaultEditing}
      defaultValue={defaultValue}
      className="w-full gap-3"
    >
      <View className="flex-row items-center justify-between">
        <Text variant="h1">Notes</Text>
        <SelectionListTrigger />
      </View>
      <NoteRows
        notes={notes}
        onOpen={(note) => setLog(`Opened ${note.title}`)}
      />
      <Footer log={log} onReset={reset} />
      <SelectionListBar accessibilityLabel="Selection actions">
        <SelectAllButton />
        <SelectionListCount />
        <DeleteButton onDelete={remove} />
      </SelectionListBar>
    </SelectionList>
  )
}

export function SelectionListEditingExample() {
  return (
    <NotesExample defaultEditing defaultValue={["trip", "meeting"]} />
  )
}

import EsuissUI
import PhosphorSwift
import SwiftUI

struct SelectionListEditingExample: View {
  var body: some View {
    SelectionListNotes(editing: true, selection: ["trip", "meeting"])
  }
}

struct SelectionListNote: Identifiable {
  let id: String
  let title: String
  let preview: String
}

let selectionListInitialNotes = [
  SelectionListNote(id: "groceries", title: "Groceries", preview: "Milk, eggs, bread, coffee"),
  SelectionListNote(id: "trip", title: "Trip ideas", preview: "Lisbon, Porto, the coast road"),
  SelectionListNote(id: "books", title: "Book list", preview: "Three novels for the summer"),
  SelectionListNote(id: "meeting", title: "Meeting notes", preview: "Ship the beta on Friday"),
  SelectionListNote(id: "gifts", title: "Gift ideas", preview: "Headphones, a plant, a scarf"),
  SelectionListNote(id: "recipes", title: "Recipes", preview: "Lemon pasta and a quick curry"),
]

let selectionListIdleLog = "Tap Select to choose notes."

struct SelectionListRows: View {
  let notes: [SelectionListNote]
  let editing: Bool
  let onOpen: (SelectionListNote) -> Void

  var body: some View {
    let shape = RoundedRectangle(cornerRadius: Radius.xl2, style: .continuous)
    VStack(spacing: 0) {
      ForEach(Array(notes.enumerated()), id: \.element.id) { index, note in
        SelectionListItem(value: note.id) {
          Button {
            onOpen(note)
          } label: {
            HStack(spacing: 12) {
              VStack(alignment: .leading, spacing: 0) {
                Text(verbatim: note.title)
                  .textStyle(.base, weight: .semibold)
                  .foregroundStyle(Color.label)
                  .lineLimit(1)
                Text(verbatim: note.preview)
                  .textStyle(.sm)
                  .foregroundStyle(Color.labelSecondary)
                  .lineLimit(1)
              }
              .frame(maxWidth: .infinity, alignment: .leading)
              Ph.caretRight.regular
                .frame(width: 16, height: 16)
                .foregroundStyle(Color.labelTertiary)
                .opacity(editing ? 0 : 1)
            }
            .padding(.horizontal, 16)
            .padding(.vertical, 12)
            .contentShape(Rectangle())
          }
          .buttonStyle(SelectionListRowStyle())
        }
        .overlay(alignment: .top) {
          if index > 0 {
            Color.separator.frame(height: 1)
          }
        }
      }
    }
    .clipShape(shape)
    .overlay { shape.strokeBorder(Color.separator) }
  }
}

struct SelectionListRowStyle: ButtonStyle {
  func makeBody(configuration: Configuration) -> some View {
    configuration.label
      .background(configuration.isPressed ? Color.itemPressed : .clear)
  }
}

struct SelectionListFooter: View {
  let log: String
  let onReset: () -> Void

  var body: some View {
    HStack(spacing: 12) {
      Text(verbatim: log)
        .textStyle(.sm)
        .foregroundStyle(Color.labelSecondary)
        .frame(maxWidth: .infinity, alignment: .leading)
        .accessibilityAddTraits(.updatesFrequently)
      Button("Reset", action: onReset)
        .buttonStyle(.variant(.secondary, size: .sm))
    }
  }
}

struct SelectionListStage<Content: View, Bar: View>: View {
  @ViewBuilder let content: () -> Content
  @ViewBuilder let bar: () -> Bar

  var body: some View {
    VStack(alignment: .leading, spacing: 12) {
      content()
    }
    .frame(maxHeight: .infinity, alignment: .top)
    .overlay(alignment: .bottom) {
      bar()
        .padding(.horizontal, -16)
    }
    .containerRelativeFrame(.vertical) { height, _ in height - 32 }
  }
}

struct SelectionListNotes: View {
  @State private var editing: Bool
  @State private var selection: Set<String>
  @State private var notes = selectionListInitialNotes
  @State private var log = selectionListIdleLog

  init(editing: Bool = false, selection: Set<String> = []) {
    _editing = State(initialValue: editing)
    _selection = State(initialValue: selection)
  }

  var body: some View {
    SelectionList(isEditing: $editing, selection: $selection) {
      SelectionListStage {
        HStack {
          Text("Notes")
            .textVariant(.h1)
          Spacer()
          SelectionListTrigger()
        }
        SelectionListRows(notes: notes, editing: editing) { log = "Opened \($0.title)" }
        SelectionListFooter(log: log) {
          notes = selectionListInitialNotes
          log = selectionListIdleLog
        }
      } bar: {
        SelectionListBar { list in
          Button(list.count > 0 ? "Deselect All" : "Select All") {
            if list.count > 0 { list.clear() } else { list.selectAll() }
          }
          .buttonStyle(.variant(.plain, size: .lg))
          SelectionListCount()
          Button {
            let ids = selection
            notes.removeAll { ids.contains($0.id) }
            log = "Deleted \(ids.count) \(ids.count == 1 ? "note" : "notes")"
            selection = []
            list.setEditing(false)
          } label: {
            Text("Delete")
              .foregroundStyle(list.count == 0 ? Color.labelQuaternary : .danger)
          }
          .buttonStyle(.variant(.plain, size: .lg))
          .disabled(list.count == 0)
        }
        .accessibilityLabel(Text("Selection actions"))
      }
    }
  }
}

import androidx.compose.foundation.background
import androidx.compose.foundation.border
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.saveable.rememberSaveable
import androidx.compose.runtime.setValue
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.clip
import androidx.compose.ui.semantics.LiveRegionMode
import androidx.compose.ui.semantics.liveRegion
import androidx.compose.ui.semantics.semantics
import androidx.compose.ui.unit.dp
import com.esuiss.ui.components.Button
import com.esuiss.ui.components.ButtonSize
import com.esuiss.ui.components.ButtonVariant
import com.esuiss.ui.components.Text
import com.esuiss.ui.components.TextVariant
import com.esuiss.ui.interactions.SelectionList
import com.esuiss.ui.interactions.SelectionListBar
import com.esuiss.ui.interactions.SelectionListCount
import com.esuiss.ui.interactions.SelectionListItem
import com.esuiss.ui.interactions.SelectionListTrigger
import com.esuiss.ui.theme.EsuissTheme
import com.esuiss.ui.theme.Radius
import com.esuiss.ui.theme.Typography

@Composable
fun SelectionListEditingExample() {
    SelectionListNotes(defaultEditing = true, defaultValue = listOf("trip", "meeting"))
}

class SelectionListNote(val id: String, val title: String, val preview: String)

val selectionListInitialNotes = listOf(
    SelectionListNote("groceries", "Groceries", "Milk, eggs, bread, coffee"),
    SelectionListNote("trip", "Trip ideas", "Lisbon, Porto, the coast road"),
    SelectionListNote("books", "Book list", "Three novels for the summer"),
    SelectionListNote("meeting", "Meeting notes", "Ship the beta on Friday"),
    SelectionListNote("gifts", "Gift ideas", "Headphones, a plant, a scarf"),
    SelectionListNote("recipes", "Recipes", "Lemon pasta and a quick curry"),
)

@Composable
fun SelectionListRows(notes: List<SelectionListNote>, editing: Boolean, onOpen: (SelectionListNote) -> Unit) {
    val colors = EsuissTheme.colors
    val shape = RoundedCornerShape(Radius.xl2)
    Column(
        Modifier
            .fillMaxWidth()
            .clip(shape)
            .border(1.dp, colors.separator, shape),
    ) {
        notes.forEachIndexed { index, note ->
            if (index > 0) Box(Modifier.fillMaxWidth().height(1.dp).background(colors.separator))
            SelectionListItem(value = note.id, contentDescription = note.title) {
                SelectionListRowContent(note, editing) { onOpen(note) }
            }
        }
    }
}

@Composable
fun SelectionListFooter(log: String, onReset: () -> Unit) {
    Row(
        modifier = Modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.spacedBy(12.dp),
        verticalAlignment = Alignment.CenterVertically,
    ) {
        Text(
            log,
            modifier = Modifier.weight(1f).semantics { liveRegion = LiveRegionMode.Polite },
            style = Typography.sm.copy(color = EsuissTheme.colors.labelSecondary),
        )
        Button("Reset", onClick = onReset, variant = ButtonVariant.Secondary, size = ButtonSize.Sm)
    }
}

@Composable
fun SelectionListHeader(title: String) {
    Row(
        modifier = Modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.SpaceBetween,
        verticalAlignment = Alignment.CenterVertically,
    ) {
        Text(title, variant = TextVariant.H1)
        SelectionListTrigger()
    }
}

fun selectionListDeleted(count: Int): String = "Deleted $count ${if (count == 1) "note" else "notes"}"

@Composable
fun SelectionListNotes(defaultEditing: Boolean = false, defaultValue: List<String> = emptyList()) {
    val colors = EsuissTheme.colors
    var notes by remember { mutableStateOf(selectionListInitialNotes) }
    var log by rememberSaveable { mutableStateOf(SelectionListHint) }
    var editing by rememberSaveable { mutableStateOf(defaultEditing) }
    var selected by rememberSaveable { mutableStateOf(defaultValue) }
    SelectionList(
        editing = editing,
        onEditingChange = { editing = it },
        value = selected,
        onValueChange = { selected = it },
        modifier = Modifier.fillMaxWidth(),
    ) {
        Column(verticalArrangement = Arrangement.spacedBy(12.dp)) {
            SelectionListHeader("Notes")
            SelectionListRows(notes, editing) { log = "Opened ${it.title}" }
            SelectionListFooter(log) {
                notes = selectionListInitialNotes
                log = SelectionListHint
            }
        }
        SelectionListBar {
            val any = this@SelectionList.selected.isNotEmpty()
            Button(
                if (any) "Deselect All" else "Select All",
                onClick = { if (any) clear() else selectAll() },
                modifier = Modifier.padding(horizontal = 4.dp),
                variant = ButtonVariant.Plain,
                size = ButtonSize.Lg,
            )
            SelectionListCount()
            Button(
                onClick = {
                    val ids = this@SelectionList.selected
                    notes = notes.filterNot { it.id in ids }
                    log = selectionListDeleted(ids.size)
                    setEditing(false)
                },
                modifier = Modifier.padding(horizontal = 4.dp),
                variant = ButtonVariant.Plain,
                size = ButtonSize.Lg,
                enabled = any,
            ) {
                Text("Delete", style = Typography.base.copy(color = if (any) colors.danger else colors.labelQuaternary))
            }
        }
    }
}

import { ArchiveIcon, CaretRightIcon, FolderSimpleIcon, TrashIcon } from "phosphor-react-native"
import * as React from "react"
import { Pressable, View } from "react-native"
import { SelectionList, SelectionListBar, SelectionListCount, SelectionListItem, SelectionListTrigger, useSelectionList } from "@/components/interactions/selection-list"
import { Button } from "@/components/ui/button"
import { Icon } from "@/components/ui/icon"
import { Text } from "@/components/ui/text"

const initialNotes = [
  { id: "groceries", title: "Groceries", preview: "Milk, eggs, bread, coffee" },
  { id: "trip", title: "Trip ideas", preview: "Lisbon, Porto, the coast road" },
  { id: "books", title: "Book list", preview: "Three novels for the summer" },
  { id: "meeting", title: "Meeting notes", preview: "Ship the beta on Friday" },
  { id: "gifts", title: "Gift ideas", preview: "Headphones, a plant, a scarf" },
  { id: "recipes", title: "Recipes", preview: "Lemon pasta and a quick curry" },
]

type Note = (typeof initialNotes)[number]

function NoteRows({
  notes,
  onOpen,
}: {
  notes: Note[]
  onOpen: (note: Note) => void
}) {
  const { editing } = useSelectionList()
  return (
    <View className="overflow-hidden rounded-2xl border border-separator">
      {notes.map((note, index) => (
        <SelectionListItem
          key={note.id}
          value={note.id}
          className={index > 0 ? "border-t border-separator" : undefined}
        >
          <Pressable
            onPress={() => onOpen(note)}
            className="min-w-0 flex-1 flex-row items-center gap-3 px-4 py-3 active:bg-item-pressed"
          >
            <View className="min-w-0 flex-1">
              <Text numberOfLines={1} className="font-semibold">
                {note.title}
              </Text>
              <Text numberOfLines={1} className="text-sm text-label-secondary">
                {note.preview}
              </Text>
            </View>
            <Icon
              as={CaretRightIcon}
              className={
                editing
                  ? "size-4 shrink-0 text-label-tertiary opacity-0"
                  : "size-4 shrink-0 text-label-tertiary"
              }
            />
          </Pressable>
        </SelectionListItem>
      ))}
    </View>
  )
}

function useNotes() {
  const [notes, setNotes] = React.useState(initialNotes)
  const [log, setLog] = React.useState("Tap Select to choose notes.")
  return {
    notes,
    log,
    setLog,
    remove: (ids: string[]) => {
      setNotes((current) => current.filter((note) => !ids.includes(note.id)))
      setLog(`Deleted ${ids.length} ${ids.length === 1 ? "note" : "notes"}`)
    },
    reset: () => {
      setNotes(initialNotes)
      setLog("Tap Select to choose notes.")
    },
  }
}

function Footer({ log, onReset }: { log: string; onReset: () => void }) {
  return (
    <View className="flex-row items-center justify-between gap-3">
      <Text
        role="status"
        className="min-w-0 flex-1 text-sm text-label-secondary"
      >
        {log}
      </Text>
      <Button size="sm" variant="secondary" onPress={onReset}>
        <Text>Reset</Text>
      </Button>
    </View>
  )
}

function MailExample() {
  const { notes, log, setLog, remove, reset } = useNotes()
  const [selected, setSelected] = React.useState<string[]>([])
  const disabled = selected.length === 0

  const act = (verb: string) => setLog(`${verb} ${selected.join(", ")}`)

  return (
    <SelectionList
      value={selected}
      onValueChange={setSelected}
      className="w-full gap-3"
    >
      <View className="flex-row items-center justify-between">
        <Text variant="h1">Inbox</Text>
        <SelectionListTrigger />
      </View>
      <NoteRows
        notes={notes}
        onOpen={(note) => setLog(`Opened ${note.title}`)}
      />
      <Footer log={log} onReset={reset} />
      <SelectionListBar accessibilityLabel="Selection actions">
        <Button
          variant="plain"
          size="icon-lg"
          accessibilityLabel="Archive"
          disabled={disabled}
          onPress={() => act("Archived")}
        >
          <Icon as={ArchiveIcon} className="size-5.5" />
        </Button>
        <Button
          variant="plain"
          size="icon-lg"
          accessibilityLabel="Move"
          disabled={disabled}
          onPress={() => act("Moved")}
        >
          <Icon as={FolderSimpleIcon} className="size-5.5" />
        </Button>
        <SelectionListCount />
        <Button
          variant="plain"
          size="icon-lg"
          accessibilityLabel="Delete"
          disabled={disabled}
          onPress={() => {
            remove(selected)
            setSelected([])
          }}
        >
          <Icon
            as={TrashIcon}
            className={
              disabled
                ? "size-5.5 text-label-quaternary"
                : "size-5.5 text-danger"
            }
          />
        </Button>
      </SelectionListBar>
    </SelectionList>
  )
}

export function SelectionListIconActionsExample() {
  return (
    <MailExample />
  )
}

import EsuissUI
import PhosphorSwift
import SwiftUI

struct SelectionListNote: Identifiable {
  let id: String
  let title: String
  let preview: String
}

let selectionListInitialNotes = [
  SelectionListNote(id: "groceries", title: "Groceries", preview: "Milk, eggs, bread, coffee"),
  SelectionListNote(id: "trip", title: "Trip ideas", preview: "Lisbon, Porto, the coast road"),
  SelectionListNote(id: "books", title: "Book list", preview: "Three novels for the summer"),
  SelectionListNote(id: "meeting", title: "Meeting notes", preview: "Ship the beta on Friday"),
  SelectionListNote(id: "gifts", title: "Gift ideas", preview: "Headphones, a plant, a scarf"),
  SelectionListNote(id: "recipes", title: "Recipes", preview: "Lemon pasta and a quick curry"),
]

let selectionListIdleLog = "Tap Select to choose notes."

struct SelectionListRows: View {
  let notes: [SelectionListNote]
  let editing: Bool
  let onOpen: (SelectionListNote) -> Void

  var body: some View {
    let shape = RoundedRectangle(cornerRadius: Radius.xl2, style: .continuous)
    VStack(spacing: 0) {
      ForEach(Array(notes.enumerated()), id: \.element.id) { index, note in
        SelectionListItem(value: note.id) {
          Button {
            onOpen(note)
          } label: {
            HStack(spacing: 12) {
              VStack(alignment: .leading, spacing: 0) {
                Text(verbatim: note.title)
                  .textStyle(.base, weight: .semibold)
                  .foregroundStyle(Color.label)
                  .lineLimit(1)
                Text(verbatim: note.preview)
                  .textStyle(.sm)
                  .foregroundStyle(Color.labelSecondary)
                  .lineLimit(1)
              }
              .frame(maxWidth: .infinity, alignment: .leading)
              Ph.caretRight.regular
                .frame(width: 16, height: 16)
                .foregroundStyle(Color.labelTertiary)
                .opacity(editing ? 0 : 1)
            }
            .padding(.horizontal, 16)
            .padding(.vertical, 12)
            .contentShape(Rectangle())
          }
          .buttonStyle(SelectionListRowStyle())
        }
        .overlay(alignment: .top) {
          if index > 0 {
            Color.separator.frame(height: 1)
          }
        }
      }
    }
    .clipShape(shape)
    .overlay { shape.strokeBorder(Color.separator) }
  }
}

struct SelectionListRowStyle: ButtonStyle {
  func makeBody(configuration: Configuration) -> some View {
    configuration.label
      .background(configuration.isPressed ? Color.itemPressed : .clear)
  }
}

struct SelectionListFooter: View {
  let log: String
  let onReset: () -> Void

  var body: some View {
    HStack(spacing: 12) {
      Text(verbatim: log)
        .textStyle(.sm)
        .foregroundStyle(Color.labelSecondary)
        .frame(maxWidth: .infinity, alignment: .leading)
        .accessibilityAddTraits(.updatesFrequently)
      Button("Reset", action: onReset)
        .buttonStyle(.variant(.secondary, size: .sm))
    }
  }
}

struct SelectionListStage<Content: View, Bar: View>: View {
  @ViewBuilder let content: () -> Content
  @ViewBuilder let bar: () -> Bar

  var body: some View {
    VStack(alignment: .leading, spacing: 12) {
      content()
    }
    .frame(maxHeight: .infinity, alignment: .top)
    .overlay(alignment: .bottom) {
      bar()
        .padding(.horizontal, -16)
    }
    .containerRelativeFrame(.vertical) { height, _ in height - 32 }
  }
}

struct SelectionListMail: View {
  @State private var editing = false
  @State private var selection: Set<String> = []
  @State private var notes = selectionListInitialNotes
  @State private var log = selectionListIdleLog

  var selectedIDs: String {
    notes.map(\.id).filter { selection.contains($0) }.joined(separator: ", ")
  }

  var body: some View {
    let disabled = selection.isEmpty
    SelectionList(isEditing: $editing, selection: $selection) {
      SelectionListStage {
        HStack {
          Text("Inbox")
            .textVariant(.h1)
          Spacer()
          SelectionListTrigger()
        }
        SelectionListRows(notes: notes, editing: editing) { log = "Opened \($0.title)" }
        SelectionListFooter(log: log) {
          notes = selectionListInitialNotes
          log = selectionListIdleLog
        }
      } bar: {
        SelectionListBar {
          Button {
            log = "Archived \(selectedIDs)"
          } label: {
            Ph.archive.regular.frame(width: 22, height: 22)
          }
          .buttonStyle(.variant(.plain, size: .iconLg))
          .accessibilityLabel(Text("Archive"))
          .disabled(disabled)
          Button {
            log = "Moved \(selectedIDs)"
          } label: {
            Ph.folderSimple.regular.frame(width: 22, height: 22)
          }
          .buttonStyle(.variant(.plain, size: .iconLg))
          .accessibilityLabel(Text("Move"))
          .disabled(disabled)
          SelectionListCount()
          Button {
            let ids = selection
            notes.removeAll { ids.contains($0.id) }
            log = "Deleted \(ids.count) \(ids.count == 1 ? "note" : "notes")"
            selection = []
          } label: {
            Ph.trash.regular
              .frame(width: 22, height: 22)
              .foregroundStyle(disabled ? Color.labelQuaternary : .danger)
          }
          .buttonStyle(.variant(.plain, size: .iconLg))
          .accessibilityLabel(Text("Delete"))
          .disabled(disabled)
        }
        .accessibilityLabel(Text("Selection actions"))
      }
    }
  }
}