package appui

import (
	"fmt"
	"image"
	"image/color"
	"net/url"
	"path/filepath"
	"runtime"
	"strings"

	"gioui.org/layout"
	"gioui.org/op/clip"
	"gioui.org/op/paint"
	"gioui.org/unit"
	"gioui.org/widget"
	"gioui.org/widget/material"
	"git.julianfamily.org/keepassgo/internal/appstate"
)

func (u *ui) lifecycleControls(gtx layout.Context) layout.Dimensions {
	busy := u.lifecycleBusy()
	showLocalChooser := u.showLocalVaultChooser()
	selectedLocalPath := strings.TrimSpace(u.vaultPath.Text())
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(12), "OPEN A VAULT")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			message := "Choose a recent vault or enter a .kdbx path, then unlock it. Remote sync attaches to that local vault after it opens."
			lbl := material.Label(u.theme, unit.Sp(14), message)
			lbl.Color = accentColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.lifecycleVaultChooserSection(gtx, busy, showLocalChooser, selectedLocalPath)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(10)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(12), "UNLOCK")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.masterPasswordField(gtx, "Leave blank if this vault is protected by key file only.")
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if busy {
				return labeledEditorHelp(u.theme, "Key File", keyFileHelp(), &u.keyFilePath, false)(gtx)
			}
			return keyFileSelector(u.theme, &u.keyFilePath, &u.pickKeyFile)(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.lifecycleControlsFooter(gtx, busy, selectedLocalPath)
		}),
	)
}

func (u *ui) lifecycleVaultChooserSection(gtx layout.Context, busy, showLocalChooser bool, selectedLocalPath string) layout.Dimensions {
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !showLocalChooser {
				return layout.Dimensions{}
			}
			lbl := material.Label(u.theme, unit.Sp(12), "RECENT VAULTS")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !showLocalChooser {
				return layout.Dimensions{}
			}
			return layout.Spacer{Height: unit.Dp(4)}.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !showLocalChooser || busy {
				return layout.Dimensions{}
			}
			return u.recentVaultList(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.lifecycleImportSharedVaultButton(gtx, busy, showLocalChooser)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !showLocalChooser {
				return layout.Dimensions{}
			}
			return layout.Spacer{Height: unit.Dp(8)}.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !showLocalChooser {
				return layout.Dimensions{}
			}
			lbl := material.Label(u.theme, unit.Sp(12), "VAULT FILE")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !showLocalChooser {
				return layout.Dimensions{}
			}
			return layout.Spacer{Height: unit.Dp(4)}.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.lifecycleVaultPathSelector(gtx, busy, selectedLocalPath)
		}),
	)
}

func (u *ui) lifecycleImportSharedVaultButton(gtx layout.Context, busy, showLocalChooser bool) layout.Dimensions {
	if !showLocalChooser || busy || !supportsSharedVaultImport(runtime.GOOS) {
		return layout.Dimensions{}
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return tonedButton(gtx, u.theme, &u.importSharedVault, "Import Shared Vault")
		}),
	)
}

func (u *ui) lifecycleVaultPathSelector(gtx layout.Context, busy bool, selectedLocalPath string) layout.Dimensions {
	switch {
	case busy:
		return labeledEditorHelp(u.theme, "Vault Path", localVaultPathHelp(), &u.vaultPath, false)(gtx)
	case selectedLocalPath == "":
		return localPathSelector(u.theme, &u.vaultPath, &u.pickVaultPath)(gtx)
	default:
		return layout.Dimensions{}
	}
}

func (u *ui) lifecycleControlsFooter(gtx layout.Context, busy bool, selectedLocalPath string) layout.Dimensions {
	if u.shouldPrioritizeLifecyclePrimaryActions() {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(func(gtx layout.Context) layout.Dimensions { return u.lifecyclePrimaryActionsSection(gtx, busy) }),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return u.lifecycleSelectedVaultSection(gtx, busy, selectedLocalPath)
			}),
			layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions { return u.lifecycleAdvancedSection(gtx, busy) }),
		)
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions { return u.lifecycleAdvancedSection(gtx, busy) }),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions { return u.lifecyclePrimaryActionsSection(gtx, busy) }),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.lifecycleSelectedVaultSection(gtx, busy, selectedLocalPath)
		}),
	)
}

func (u *ui) lifecycleAdvancedSection(gtx layout.Context, busy bool) layout.Dimensions {
	if busy {
		return layout.Dimensions{}
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(u.lifecycleAdvancedDisclosure),
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(u.lifecycleAdvancedCard),
	)
}

func (u *ui) lifecycleAdvancedCard(gtx layout.Context) layout.Dimensions {
	if u.lifecycleAdvancedHidden || u.lifecycleMode == "remote" {
		return layout.Dimensions{}
	}
	return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(u.theme, unit.Sp(13), "Vault settings")
				lbl.Color = accentColor
				return lbl.Layout(gtx)
			}),
			layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(u.theme, unit.Sp(12), u.lifecycleSecuritySettingsSummary())
				lbl.Color = mutedColor
				return lbl.Layout(gtx)
			}),
			layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return tonedButton(gtx, u.theme, &u.openSecuritySettings, "Open Vault Settings")
			}),
		)
	})
}

func (u *ui) lifecyclePrimaryActionsSection(gtx layout.Context, busy bool) layout.Dimensions {
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			label := "Open Vault"
			if busy {
				return passiveTonedButton(gtx, u.theme, "Opening Vault...")
			}
			return tonedButton(gtx, u.theme, &u.openVault, label)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if busy || !u.shouldShowLifecycleRemoteSyncAction() {
				return layout.Dimensions{}
			}
			return layout.Spacer{Height: unit.Dp(6)}.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if busy || !u.shouldShowLifecycleRemoteSyncAction() {
				return layout.Dimensions{}
			}
			return tonedButton(gtx, u.theme, &u.lifecycleRemoteSyncAction, u.lifecycleRemoteSyncActionLabel())
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(11), "Need a fresh database instead?")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if busy {
				return passiveSectionTab(gtx, u.theme, "Create New Vault", false)
			}
			return sectionTabButton(gtx, u.theme, &u.createVault, "Create New Vault", false)
		}),
	)
}

func (u *ui) lifecycleSelectedVaultSection(gtx layout.Context, busy bool, selectedLocalPath string) layout.Dimensions {
	if busy || selectedLocalPath == "" {
		return layout.Dimensions{}
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.selectedLocalVaultCard(gtx, selectedLocalPath)
		}),
	)
}

func (u *ui) shouldPrioritizeLifecyclePrimaryActions() bool {
	return u.usesCompactViewport()
}

func (u *ui) selectedRemoteCardHeading() string {
	if u.selectedRemoteUsesLocalCache() {
		return "CACHED VAULT"
	}
	return "SELECTED CONNECTION"
}

func (u *ui) selectedRemoteCardPrimaryText() string {
	record := u.currentRemoteRecord()
	if u.selectedRemoteUsesLocalCache() {
		path := strings.TrimSpace(u.vaultPath.Text())
		if label := friendlyRecentVaultLabel(path); label != "" {
			return label
		}
	}
	return friendlyRecentRemoteLabel(record)
}

func (u *ui) selectedRemoteCardDetailLines() []string {
	record := u.currentRemoteRecord()
	lastGroup := u.recentRemoteGroup(record.BaseURL, record.Path)
	lines := make([]string, 0, 3)
	if u.selectedRemoteUsesLocalCache() {
		if dir := compactPathDirectorySummary(strings.TrimSpace(u.vaultPath.Text())); dir != "" {
			lines = append(lines, dir)
		}
		lines = append(lines, "Sync target: "+friendlyRecentRemoteLabel(record))
	} else {
		lines = append(lines, "Path: "+strings.TrimSpace(record.Path))
		lines = append(lines, "Server: "+strings.TrimSpace(record.BaseURL))
	}
	if len(lastGroup) > 0 {
		lines = append(lines, "Last group: "+strings.Join(u.displayEntryPath(lastGroup), " / "))
	}
	return lines
}

func (u *ui) selectedLocalVaultCard(gtx layout.Context, path string) layout.Dimensions {
	lastGroup := u.recentVaultGroup(path)
	return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
		return layout.UniformInset(unit.Dp(10)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
			return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(12), "SELECTED VAULT")
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(16), friendlyRecentVaultLabel(path))
					lbl.Color = accentColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					dir := compactPathDirectorySummary(path)
					if dir == "" {
						return layout.Dimensions{}
					}
					lbl := material.Label(u.theme, unit.Sp(11), dir)
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					if len(lastGroup) == 0 {
						return layout.Dimensions{}
					}
					lbl := material.Label(u.theme, unit.Sp(11), "Last group: "+strings.Join(u.displayEntryPath(lastGroup), " / "))
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(11), u.selectedLocalVaultRemoteSyncSummary(path))
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					return tonedButton(gtx, u.theme, &u.clearVaultSelection, "Open Different Vault")
				}),
			)
		})
	})
}

func (u *ui) selectedLocalVaultRemoteSyncSummary(path string) string {
	if record, ok := u.boundRecentRemoteForLocalVault(path); ok {
		summary := "Saved remote sync target: " + friendlyRecentRemoteLabel(record)
		if normalizeUISyncMode(appstate.SyncMode(record.SyncMode)) == appstate.SyncModeAutomaticOnOpenSave {
			return summary + " · Syncs automatically on open and save."
		}
		return summary + " · Sync manually when you choose Use Remote Sync."
	}
	return "Open this vault to set up a WebDAV sync target for it."
}

func (u *ui) lifecycleSecuritySettingsSummary() string {
	return "Cipher and KDF now live in Vault Settings so opening and creating a vault stays focused on the file, key material, and sync choices."
}

func (u *ui) lifecycleAdvancedDisclosure(gtx layout.Context) layout.Dimensions {
	return u.toggleLifecycleAdvanced.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
		return layout.UniformInset(unit.Dp(2)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
			return layout.Flex{Alignment: layout.Middle}.Layout(gtx,
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					icon := u.expandLessIcon
					if u.lifecycleAdvancedHidden {
						icon = u.expandMoreIcon
					}
					if icon != nil {
						return icon.Layout(gtx, accentColor)
					}
					lbl := material.Label(u.theme, unit.Sp(16), ">")
					if !u.lifecycleAdvancedHidden {
						lbl.Text = "v"
					}
					lbl.Color = accentColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(layout.Spacer{Width: unit.Dp(4)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(12), "Advanced Vault Settings")
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
			)
		})
	})
}

func (u *ui) recentVaultList(gtx layout.Context) layout.Dimensions {
	if len(u.recentVaults) == 0 {
		return layout.Dimensions{}
	}
	if len(u.recentVaultClicks) < len(u.recentVaults) {
		u.recentVaultClicks = make([]widget.Clickable, len(u.recentVaults))
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(12), "TAP TO SELECT")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			maxY := gtx.Dp(unit.Dp(180))
			if gtx.Constraints.Max.Y > maxY {
				gtx.Constraints.Max.Y = maxY
			}
			if gtx.Constraints.Min.Y > gtx.Constraints.Max.Y {
				gtx.Constraints.Min.Y = gtx.Constraints.Max.Y
			}
			return material.List(u.theme, &u.recentVaultListState).Layout(gtx, len(u.recentVaults), func(gtx layout.Context, i int) layout.Dimensions {
				path := u.recentVaults[i]
				label := path
				if friendly := friendlyRecentVaultLabel(path); friendly != "" {
					label = friendly
				}
				lastGroup := u.recentVaultGroup(path)
				selected := strings.TrimSpace(u.vaultPath.Text()) == path
				return layout.Inset{Bottom: unit.Dp(6)}.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
					return recentSelectionCard(gtx, selected, func(gtx layout.Context) layout.Dimensions {
						return u.recentVaultClicks[i].Layout(gtx, func(gtx layout.Context) layout.Dimensions {
							return layout.UniformInset(unit.Dp(10)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
								return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										return layout.Flex{Alignment: layout.Middle}.Layout(gtx,
											layout.Flexed(1, func(gtx layout.Context) layout.Dimensions {
												lbl := material.Label(u.theme, unit.Sp(15), label)
												lbl.Color = accentColor
												return lbl.Layout(gtx)
											}),
											layout.Rigid(func(gtx layout.Context) layout.Dimensions {
												badge := "Tap to use"
												if selected {
													badge = "Selected"
												}
												lbl := material.Label(u.theme, unit.Sp(11), badge)
												if selected {
													lbl.Color = accentColor
												} else {
													lbl.Color = mutedColor
												}
												return lbl.Layout(gtx)
											}),
										)
									}),
									layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										lbl := material.Label(u.theme, unit.Sp(11), compactPathDirectorySummary(path))
										lbl.Color = mutedColor
										return lbl.Layout(gtx)
									}),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										if len(lastGroup) == 0 {
											return layout.Dimensions{}
										}
										lbl := material.Label(u.theme, unit.Sp(11), "Last group: "+strings.Join(u.displayEntryPath(lastGroup), " / "))
										lbl.Color = mutedColor
										return lbl.Layout(gtx)
									}),
								)
							})
						})
					})
				})
			})
		}),
	)
}

func recentSelectionCard(gtx layout.Context, selected bool, w layout.Widget) layout.Dimensions {
	if !selected {
		return compactCard(gtx, w)
	}
	return layout.Stack{}.Layout(gtx,
		layout.Expanded(func(gtx layout.Context) layout.Dimensions {
			size := gtx.Constraints.Min
			if size.X == 0 {
				size.X = gtx.Constraints.Max.X
			}
			if size.Y == 0 {
				size.Y = gtx.Constraints.Max.Y
			}
			paint.FillShape(gtx.Ops, selectedColor, clip.Rect{Max: size}.Op())
			paint.FillShape(gtx.Ops, selectedEdge, clip.Rect{Max: image.Pt(4, size.Y)}.Op())
			return layout.Dimensions{Size: size}
		}),
		layout.Stacked(func(gtx layout.Context) layout.Dimensions {
			return layout.UniformInset(unit.Dp(10)).Layout(gtx, w)
		}),
	)
}

func passiveSectionTab(gtx layout.Context, th *material.Theme, label string, active bool) layout.Dimensions {
	click := new(widget.Clickable)
	return sectionTabButton(gtx, th, click, label, active)
}

func passiveTonedButton(gtx layout.Context, th *material.Theme, label string) layout.Dimensions {
	click := new(widget.Clickable)
	return tonedButton(gtx, th, click, label)
}

func sectionTitle(theme *material.Theme, title string) layout.Widget {
	return func(gtx layout.Context) layout.Dimensions {
		lbl := material.Label(theme, unit.Sp(12), title)
		lbl.Color = mutedColor
		return lbl.Layout(gtx)
	}
}

func sectionCard(gtx layout.Context, theme *material.Theme, title, detail string, body layout.Widget) layout.Dimensions {
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(sectionTitle(theme, title)),
		layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if strings.TrimSpace(detail) == "" {
							return layout.Dimensions{}
						}
						lbl := material.Label(theme, unit.Sp(11), detail)
						lbl.Color = mutedColor
						return lbl.Layout(gtx)
					}),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if strings.TrimSpace(detail) == "" {
							return layout.Dimensions{}
						}
						return layout.Spacer{Height: unit.Dp(8)}.Layout(gtx)
					}),
					layout.Rigid(body),
				)
			})
		}),
	)
}

func friendlyRecentVaultLabel(path string) string {
	value := strings.TrimSpace(path)
	if value == "" {
		return ""
	}
	base := filepath.Base(value)
	if base == "." || base == string(filepath.Separator) || base == "" {
		return value
	}
	return base
}

func friendlyRecentRemoteLabel(record recentRemoteRecord) string {
	baseURL := strings.TrimSpace(record.BaseURL)
	path := strings.TrimSpace(record.Path)
	if baseURL == "" && path == "" {
		return ""
	}
	host := normalizedRemoteHost(baseURL)
	name := friendlyRecentVaultLabel(path)
	switch {
	case name != "" && host != "":
		return name + " · " + host
	case name != "":
		return name
	case host != "":
		return host
	default:
		return path
	}
}

func normalizedRemoteHost(baseURL string) string {
	baseURL = strings.TrimSpace(baseURL)
	if parsed, err := url.Parse(baseURL); err == nil && strings.TrimSpace(parsed.Host) != "" {
		return strings.TrimSpace(parsed.Host)
	}
	host := strings.TrimSpace(strings.TrimPrefix(strings.TrimPrefix(baseURL, "https://"), "http://"))
	return strings.TrimSuffix(host, "/")
}

func (u *ui) attachmentList(gtx layout.Context) layout.Dimensions {
	items := u.selectedAttachmentItems()
	if len(items) == 0 {
		lbl := material.Label(u.theme, unit.Sp(13), "No attachments on this entry.")
		lbl.Color = mutedColor
		return lbl.Layout(gtx)
	}

	return layout.Flex{Axis: layout.Vertical}.Layout(gtx, func() []layout.FlexChild {
		children := make([]layout.FlexChild, 0, len(items)*2)
		for i, item := range items {
			index := i
			itemName := item.Name
			selected := strings.TrimSpace(u.attachmentName.Text()) == itemName
			children = append(children, layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				for u.attachmentClicks[index].Clicked(gtx) {
					u.attachmentName.SetText(itemName)
				}
				return u.attachmentClicks[index].Layout(gtx, func(gtx layout.Context) layout.Dimensions {
					return layout.Stack{}.Layout(gtx,
						layout.Expanded(func(gtx layout.Context) layout.Dimensions {
							size := gtx.Constraints.Min
							if size.X == 0 {
								size.X = gtx.Constraints.Max.X
							}
							if size.Y == 0 {
								size.Y = gtx.Dp(unit.Dp(72))
							}
							bg := panelColor
							if selected {
								bg = selectedColor
							}
							paint.FillShape(gtx.Ops, bg, clip.Rect{Max: size}.Op())
							if selected {
								paint.FillShape(gtx.Ops, selectedEdge, clip.Rect{Max: image.Pt(4, size.Y)}.Op())
							}
							return layout.Dimensions{Size: size}
						}),
						layout.Stacked(func(gtx layout.Context) layout.Dimensions {
							return layout.UniformInset(unit.Dp(10)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
								return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										lbl := material.Label(u.theme, unit.Sp(13), itemName)
										lbl.Color = accentColor
										return lbl.Layout(gtx)
									}),
									layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										lbl := material.Label(u.theme, unit.Sp(11), fmt.Sprintf("%d B", item.Size))
										lbl.Color = mutedColor
										return lbl.Layout(gtx)
									}),
									layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										text := "Select for replace, export, or remove."
										if selected {
											text = "Selected for replace, export, or remove."
										}
										lbl := material.Label(u.theme, unit.Sp(11), text)
										lbl.Color = mutedColor
										if selected {
											lbl.Color = accentColor
										}
										return lbl.Layout(gtx)
									}),
								)
							})
						}),
					)
				})
			}))
			if i < len(items)-1 {
				children = append(children, layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout))
			}
		}
		return children
	}()...)
}

func (u *ui) customFieldEditorPanel(gtx layout.Context) layout.Dimensions {
	if len(u.customFieldKeys) == 0 {
		u.setCustomFieldRows(nil)
	}
	return sectionCard(gtx, u.theme, "CUSTOM FIELDS", "Add key/value pairs. Changes are only saved when you save the entry.", func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Axis: layout.Vertical}.Layout(gtx, func() []layout.FlexChild {
					children := make([]layout.FlexChild, 0, len(u.customFieldKeys)*2)
					for i := range u.customFieldKeys {
						index := i
						children = append(children, layout.Rigid(func(gtx layout.Context) layout.Dimensions {
							for u.removeCustomFields[index].Clicked(gtx) {
								u.removeCustomFieldRow(index)
							}
							return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
								return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										lbl := material.Label(u.theme, unit.Sp(11), fmt.Sprintf("Field %d", index+1))
										lbl.Color = mutedColor
										return lbl.Layout(gtx)
									}),
									layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										return labeledEditor(u.theme, "Name", &u.customFieldKeys[index], false)(gtx)
									}),
									layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										return labeledEditor(u.theme, "Value", &u.customFieldValues[index], false)(gtx)
									}),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										if len(u.customFieldKeys) == 1 && (strings.TrimSpace(u.customFieldKeys[index].Text()) != "" || strings.TrimSpace(u.customFieldValues[index].Text()) != "") {
											return layout.Dimensions{}
										}
										return layout.Inset{Top: unit.Dp(6)}.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
											return tonedButton(gtx, u.theme, &u.removeCustomFields[index], "Remove Field")
										})
									}),
								)
							})
						}))
						if i < len(u.customFieldKeys)-1 {
							children = append(children, layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout))
						}
					}
					return children
				}()...)
			}),
			layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				for u.addCustomField.Clicked(gtx) {
					u.appendCustomFieldRow("", "")
				}
				return tonedButton(gtx, u.theme, &u.addCustomField, "Add Another Field")
			}),
		)
	})
}

func (u *ui) groupControls(gtx layout.Context) layout.Dimensions {
	if u.state.Section != appstate.SectionEntries {
		return layout.Dimensions{}
	}
	deletable, deleteReason := u.currentGroupDeletionState()
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(12), "GROUP MANAGEMENT")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(10)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(12), "CREATE")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
		layout.Rigid(labeledEditor(u.theme, "Create Group / Subgroup", &u.groupName, false)),
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return tonedButton(gtx, u.theme, &u.createGroup, u.createGroupLabel())
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(12)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if len(u.displayPath()) == 0 {
				return layout.Dimensions{}
			}
			return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(12), "MANAGE CURRENT GROUP")
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(12), strings.Join(u.displayPath(), " / "))
					lbl.Color = accentColor
					return lbl.Layout(gtx)
				}),
				layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					return tonedButton(gtx, u.theme, &u.renameGroup, "Rename Current Group")
				}),
				layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					return tonedButton(gtx, u.theme, &u.moveGroup, "Move Current Group")
				}),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					if !deletable || u.deleteGroupPendingConfirmation() {
						return layout.Dimensions{}
					}
					return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
						layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
						layout.Rigid(func(gtx layout.Context) layout.Dimensions {
							return tonedButton(gtx, u.theme, &u.deleteGroup, "Delete Empty Group")
						}),
					)
				}),
			)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if len(u.displayPath()) == 0 {
				return layout.Dimensions{}
			}
			return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
				layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
				layout.Rigid(labeledEditorHelp(
					u.theme,
					"Move Current Group To",
					"Enter the destination parent path. Use / for the root.",
					&u.groupParentPath,
					false,
				)),
			)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if len(u.displayPath()) == 0 {
				return layout.Dimensions{}
			}
			if u.deleteGroupPendingConfirmation() {
				return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(u.theme, unit.Sp(12), fmt.Sprintf("Delete %q? This group is empty, and the deletion cannot be undone.", strings.Join(u.displayPath(), " / ")))
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				})
			}
			if deletable || strings.TrimSpace(deleteReason) == "" {
				return layout.Dimensions{}
			}
			return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(u.theme, unit.Sp(12), deleteReason)
				lbl.Color = mutedColor
				return lbl.Layout(gtx)
			})
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if !u.deleteGroupPendingConfirmation() {
				return layout.Dimensions{}
			}
			return layout.Flex{Spacing: layout.SpaceStart}.Layout(gtx,
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					return tonedButton(gtx, u.theme, &u.confirmDeleteGroup, "Confirm Delete")
				}),
				layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					return tonedButton(gtx, u.theme, &u.cancelDeleteGroup, "Cancel")
				}),
			)
		}),
	)
}

func (u *ui) groupControlsSection(gtx layout.Context) layout.Dimensions {
	if u.state.Section != appstate.SectionEntries {
		return layout.Dimensions{}
	}
	if u.groupControlsHidden {
		return layout.Dimensions{}
	}
	return compactCard(gtx, u.groupControls)
}

func (u *ui) groupControlsDisclosure(gtx layout.Context) layout.Dimensions {
	return u.toggleGroupControls.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
		content := func(gtx layout.Context) layout.Dimensions {
			return layout.UniformInset(unit.Dp(2)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Alignment: layout.Middle}.Layout(gtx,
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						icon := u.expandLessIcon
						if u.groupControlsHidden {
							icon = u.chevronRightIcon
						}
						if icon == nil {
							lbl := material.Label(u.theme, unit.Sp(16), ">")
							if !u.groupControlsHidden {
								lbl.Text = "v"
							}
							lbl.Color = accentColor
							return lbl.Layout(gtx)
						}
						return icon.Layout(gtx, accentColor)
					}),
					layout.Rigid(layout.Spacer{Width: unit.Dp(4)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						label := "Group Tools"
						size := unit.Sp(12)
						if u.usesCompactViewport() {
							size = unit.Sp(11)
						}
						lbl := material.Label(u.theme, size, label)
						lbl.Color = mutedColor
						return lbl.Layout(gtx)
					}),
				)
			})
		}
		if u.usesCompactViewport() {
			return content(gtx)
		}
		return compactCard(gtx, content)
	})
}

func (u *ui) entryEditorPanel(gtx layout.Context) layout.Dimensions {
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return sectionCard(gtx, u.theme, "BASICS", "Core entry identity and navigation fields.", func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "Title", &u.entryTitle, false, u.isFocused(detailFocusID(detailFieldTitle)))),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "Username", &u.entryUsername, false, u.isFocused(detailFocusID(detailFieldUsername)))),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "URL", &u.entryURL, false, u.isFocused(detailFocusID(detailFieldURL)))),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "Path", &u.entryPath, false, u.isFocused(detailFocusID(detailFieldPath)))),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "Tags", &u.entryTags, false, u.isFocused(detailFocusID(detailFieldTags)))),
				)
			})
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return sectionCard(gtx, u.theme, "PASSWORD", "Generate, review, and keep track of password changes before you save.", func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "Password", &u.entryPassword, true, u.isFocused(detailFocusID(detailFieldPassword)))),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "Password Profile", &u.passwordProfile, false, u.isFocused(detailFocusID(detailFieldPasswordProfile)))),
					layout.Rigid(layout.Spacer{Height: unit.Dp(4)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						lbl := material.Label(u.theme, unit.Sp(11), u.passwordProfileOptionsText())
						lbl.Color = mutedColor
						return lbl.Layout(gtx)
					}),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if !u.generatedPasswordDraft {
							return layout.Dimensions{}
						}
						return layout.Inset{Top: unit.Dp(8)}.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
							return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
								return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										lbl := material.Label(u.theme, unit.Sp(12), "Generated password draft")
										lbl.Color = accentColor
										return lbl.Layout(gtx)
									}),
									layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
									layout.Rigid(func(gtx layout.Context) layout.Dimensions {
										lbl := material.Label(u.theme, unit.Sp(11), "This generated password is only in the editor. Save the entry or template to persist it.")
										lbl.Color = mutedColor
										return lbl.Layout(gtx)
									}),
								)
							})
						})
					}),
					layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						return tonedButton(gtx, u.theme, &u.generatePassword, "Generate Password Draft")
					}),
					layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if u.usesCompactViewport() {
							return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.copyPass, "Copy Password")
								}),
								layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.copyUser, "Copy Username")
								}),
								layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.copyURL, "Copy URL")
								}),
							)
						}
						return layout.Flex{Spacing: layout.SpaceStart}.Layout(gtx,
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.copyPass, "Copy Password")
							}),
							layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.copyUser, "Copy Username")
							}),
							layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.copyURL, "Copy URL")
							}),
						)
					}),
				)
			})
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return sectionCard(gtx, u.theme, "NOTES", "Long-form context for this entry.", func(gtx layout.Context) layout.Dimensions {
				return labeledMultilineEditorWithFocus(u.theme, u.accessibilityPrefs, "Notes", &u.entryNotes, false, u.isFocused(detailFocusID(detailFieldNotes)), unit.Dp(108))(gtx)
			})
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(u.customFieldEditorPanel),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return sectionCard(gtx, u.theme, "HISTORY", "Pick a saved version index to restore into the current entry.", func(gtx layout.Context) layout.Dimensions {
				return labeledEditorWithFocus(u.theme, u.accessibilityPrefs, "History Index", &u.historyIndex, false, u.isFocused(detailFocusID(detailFieldHistoryIndex)))(gtx)
			})
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return sectionCard(gtx, u.theme, "ATTACHMENTS", u.attachmentActionSummary(), func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
					layout.Rigid(u.attachmentList),
					layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
					layout.Rigid(labeledEditor(u.theme, "Attachment Name", &u.attachmentName, false)),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditor(u.theme, "Attachment Path", &u.attachmentPath, false)),
					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
					layout.Rigid(labeledEditor(u.theme, "Export Attachment Path", &u.exportAttachmentPath, false)),
					layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if u.usesCompactViewport() {
							return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.addAttachment, "Add Attachment")
								}),
								layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.replaceAttachment, "Replace Selected")
								}),
								layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.exportAttachment, "Export Selected")
								}),
								layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
								layout.Rigid(func(gtx layout.Context) layout.Dimensions {
									return tonedButton(gtx, u.theme, &u.removeAttachment, "Remove Selected")
								}),
							)
						}
						return layout.Flex{Spacing: layout.SpaceStart}.Layout(gtx,
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.addAttachment, "Add Attachment")
							}),
							layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.replaceAttachment, "Replace Selected")
							}),
							layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.exportAttachment, "Export Selected")
							}),
							layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
							layout.Rigid(func(gtx layout.Context) layout.Dimensions {
								return tonedButton(gtx, u.theme, &u.removeAttachment, "Remove Selected")
							}),
						)
					}),
				)
			})
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return sectionCard(gtx, u.theme, "SAVE", "Entry changes only persist after you save.", func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Spacing: layout.SpaceStart}.Layout(gtx,
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						return tonedButton(gtx, u.theme, &u.cancelEdit, "Cancel")
					}),
					layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if u.state.Section == appstate.SectionTemplates {
							return tonedButton(gtx, u.theme, &u.saveTemplate, "Save Template")
						}
						return tonedButton(gtx, u.theme, &u.saveEntry, "Save Entry")
					}),
				)
			})
		}),
	)
}

func labeledEditor(th *material.Theme, label string, editor *widget.Editor, sensitive bool) layout.Widget {
	return labeledEditorWithFocus(th, defaultAccessibilityPreferences(), label, editor, sensitive, false)
}

func labeledEditorHelp(th *material.Theme, label, help string, editor *widget.Editor, sensitive bool) layout.Widget {
	return labeledEditorHelpFocus(th, defaultAccessibilityPreferences(), label, help, editor, sensitive, false)
}

func localVaultPathHelpForRuntime(goos string) string {
	if supportsDesktopFilePicker(goos) || supportsSharedVaultImport(goos) {
		return "Choose the existing .kdbx file to open."
	}
	return "Enter the shared-storage path to the existing .kdbx file, for example /sdcard/Download/vault.kdbx."
}

func localVaultPathHelp() string {
	return localVaultPathHelpForRuntime(runtime.GOOS)
}

func keyFileHelp() string {
	if supportsDesktopFilePicker(runtime.GOOS) {
		return "Optional path to a KeePass-compatible key file."
	}
	return "Optional shared-storage path to a KeePass-compatible key file."
}

func localPathSelector(th *material.Theme, editor *widget.Editor, click *widget.Clickable) layout.Widget {
	if supportsDesktopFilePicker(runtime.GOOS) || supportsSharedVaultImport(runtime.GOOS) {
		return selectorEditorHelp(th, "Vault Path", localVaultPathHelp(), editor, click, "Choose File", false)
	}
	return labeledEditorHelp(th, "Vault Path", localVaultPathHelp(), editor, false)
}

func keyFileSelector(th *material.Theme, editor *widget.Editor, click *widget.Clickable) layout.Widget {
	if supportsDesktopFilePicker(runtime.GOOS) {
		return selectorEditorHelp(th, "Key File", keyFileHelp(), editor, click, "Choose File", false)
	}
	return labeledEditorHelp(th, "Key File", keyFileHelp(), editor, false)
}

func labeledEditorHelpFocus(th *material.Theme, prefs accessibilityPreferences, label, help string, editor *widget.Editor, sensitive bool, focused bool) layout.Widget {
	return func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(labeledEditorWithFocus(th, prefs, label, editor, sensitive, focused)),
			layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(th, unit.Sp(11), help)
				lbl.Color = mutedColor
				return lbl.Layout(gtx)
			}),
		)
	}
}

func selectorEditorHelp(th *material.Theme, label, help string, editor *widget.Editor, click *widget.Clickable, buttonLabel string, sensitive bool) layout.Widget {
	return func(gtx layout.Context) layout.Dimensions {
		if gtx.Constraints.Max.X <= gtx.Dp(unit.Dp(420)) {
			return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
				layout.Rigid(labeledEditor(th, label, editor, sensitive)),
				layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					return tonedButton(gtx, th, click, buttonLabel)
				}),
				layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
				layout.Rigid(func(gtx layout.Context) layout.Dimensions {
					lbl := material.Label(th, unit.Sp(11), help)
					lbl.Color = mutedColor
					return lbl.Layout(gtx)
				}),
			)
		}
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Alignment: layout.Middle}.Layout(gtx,
					layout.Flexed(1, func(gtx layout.Context) layout.Dimensions {
						gtx.Constraints.Min.X = gtx.Constraints.Max.X
						return labeledEditor(th, label, editor, sensitive)(gtx)
					}),
					layout.Rigid(layout.Spacer{Width: unit.Dp(8)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						return tonedButton(gtx, th, click, buttonLabel)
					}),
				)
			}),
			layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(th, unit.Sp(11), help)
				lbl.Color = mutedColor
				return lbl.Layout(gtx)
			}),
		)
	}
}

func (u *ui) unlockPanel(gtx layout.Context) layout.Dimensions {
	targetLabel := "Locked vault"
	targetValue := "Unlock the active vault to continue."
	changeLabel := "Open Different Vault"
	if u.state.Session != nil {
		if strings.TrimSpace(u.remoteBaseURL.Text()) != "" || strings.TrimSpace(u.remotePath.Text()) != "" {
			baseURL := strings.TrimSpace(u.remoteBaseURL.Text())
			path := strings.TrimSpace(u.remotePath.Text())
			targetLabel = "Remote vault"
			targetValue = friendlyRecentRemoteLabel(recentRemoteRecord{BaseURL: baseURL, Path: path})
			changeLabel = "Open Different Connection"
			if strings.TrimSpace(targetValue) == "" {
				targetValue = "Remote WebDAV vault"
			}
		} else {
			path := strings.TrimSpace(u.vaultPath.Text())
			targetLabel = "Local vault"
			targetValue = friendlyRecentVaultLabel(path)
			if strings.TrimSpace(path) != "" {
				targetValue = targetValue + "\n" + path
			}
			if strings.TrimSpace(targetValue) == "" {
				targetValue = "Local vault file"
			}
		}
	}
	targetCard := func(gtx layout.Context) layout.Dimensions {
		return compactCard(gtx, func(gtx layout.Context) layout.Dimensions {
			return layout.UniformInset(unit.Dp(10)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
				return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						lbl := material.Label(u.theme, unit.Sp(12), strings.ToUpper(targetLabel))
						lbl.Color = mutedColor
						return lbl.Layout(gtx)
					}),
					layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						lbl := material.Body1(u.theme, targetValue)
						lbl.Color = accentColor
						return lbl.Layout(gtx)
					}),
					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
						if !u.shouldUseLockedSinglePane() {
							return layout.Dimensions{}
						}
						return layout.Inset{Top: unit.Dp(6)}.Layout(gtx, func(gtx layout.Context) layout.Dimensions {
							if targetLabel == "Remote vault" {
								return tonedButton(gtx, u.theme, &u.clearRemoteSelection, changeLabel)
							}
							return tonedButton(gtx, u.theme, &u.clearVaultSelection, changeLabel)
						})
					}),
				)
			})
		})
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if u.mode == "desktop" {
				return layout.Dimensions{}
			}
			return targetCard(gtx)
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.masterPasswordField(gtx, "Used alone or together with a key file to unlock the vault.")
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
		layout.Rigid(keyFileSelector(u.theme, &u.keyFilePath, &u.pickKeyFile)),
		layout.Rigid(layout.Spacer{Height: unit.Dp(8)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return tonedButton(gtx, u.theme, &u.unlockVault, "Unlock")
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if u.mode != "desktop" {
				return layout.Dimensions{}
			}
			return layout.Spacer{Height: unit.Dp(8)}.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			if u.mode != "desktop" {
				return layout.Dimensions{}
			}
			return targetCard(gtx)
		}),
	)
}

func (u *ui) masterPasswordField(gtx layout.Context, help string) layout.Dimensions {
	icon := u.eyeIcon
	desc := "Show master password"
	mask := rune('•')
	if u.showPassword {
		icon = u.eyeOffIcon
		desc = "Hide master password"
		mask = 0
	}
	return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(12), "MASTER PASSWORD")
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			return u.outlinedFieldState(gtx, false, func(gtx layout.Context) layout.Dimensions {
				return layout.UniformInset(unit.Dp(8)).Layout(gtx, func(gtx layout.Context) layout.Dimensions {
					return layout.Flex{Alignment: layout.Middle}.Layout(gtx,
						layout.Flexed(1, func(gtx layout.Context) layout.Dimensions {
							restore := u.masterPassword.Mask
							u.masterPassword.Mask = mask
							defer func() { u.masterPassword.Mask = restore }()
							gtx.Constraints.Min.X = gtx.Constraints.Max.X
							ed := material.Editor(u.theme, &u.masterPassword, "Master Password")
							dims := ed.Layout(gtx)
							u.requestMasterPasswordFocusIfNeeded(gtx)
							return dims
						}),
						layout.Rigid(layout.Spacer{Width: unit.Dp(6)}.Layout),
						layout.Rigid(func(gtx layout.Context) layout.Dimensions {
							btn := material.IconButton(u.theme, &u.togglePassword, icon, desc)
							btn.Background = color.NRGBA{R: 239, G: 236, B: 229, A: 255}
							btn.Color = accentColor
							btn.Size = unit.Dp(18)
							btn.Inset = layout.UniformInset(unit.Dp(8))
							return btn.Layout(gtx)
						}),
					)
				})
			})
		}),
		layout.Rigid(layout.Spacer{Height: unit.Dp(2)}.Layout),
		layout.Rigid(func(gtx layout.Context) layout.Dimensions {
			lbl := material.Label(u.theme, unit.Sp(11), help)
			lbl.Color = mutedColor
			return lbl.Layout(gtx)
		}),
	)
}

func labeledEditorWithFocus(
	th *material.Theme,
	prefs accessibilityPreferences,
	label string,
	editor *widget.Editor,
	sensitive bool,
	focused bool,
) layout.Widget {
	return func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(th, unit.Sp(12), strings.ToUpper(label))
				lbl.Color = mutedColor
				return lbl.Layout(gtx)
			}),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return outlinedFieldStateWithPrefs(gtx, prefs, focused, func(gtx layout.Context) layout.Dimensions {
					mask := editor.Mask
					if sensitive {
						editor.Mask = '•'
					}
					defer func() { editor.Mask = mask }()
					gtx.Constraints.Min.X = gtx.Constraints.Max.X
					ed := material.Editor(th, editor, label)
					return layout.UniformInset(unit.Dp(8)).Layout(gtx, ed.Layout)
				})
			}),
		)
	}
}

func labeledMultilineEditorWithFocus(
	th *material.Theme,
	prefs accessibilityPreferences,
	label string,
	editor *widget.Editor,
	sensitive bool,
	focused bool,
	minHeight unit.Dp,
) layout.Widget {
	return func(gtx layout.Context) layout.Dimensions {
		return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				lbl := material.Label(th, unit.Sp(12), strings.ToUpper(label))
				lbl.Color = mutedColor
				return lbl.Layout(gtx)
			}),
			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
				return outlinedFieldStateWithPrefs(gtx, prefs, focused, func(gtx layout.Context) layout.Dimensions {
					mask := editor.Mask
					if sensitive {
						editor.Mask = '•'
					}
					defer func() { editor.Mask = mask }()
					gtx.Constraints.Min.X = gtx.Constraints.Max.X
					if min := gtx.Dp(minHeight); gtx.Constraints.Min.Y < min {
						gtx.Constraints.Min.Y = min
					}
					ed := material.Editor(th, editor, label)
					return layout.UniformInset(unit.Dp(8)).Layout(gtx, ed.Layout)
				})
			}),
		)
	}
}