bookhoard/templates/dashboard.templ

package templates

import (
	"bookhoard/internal/handlers"
	"fmt"
)

templ Dashboard(user User, sections []handlers.SectionData, allSections []handlers.SectionData, libData []LibraryData, currentLibraryID string, hiddenCollections []string, itemsPerSection int, week *WeekStatsData, activeLibType string, errorMessage string, unlinkedCount int) {
	<!DOCTYPE html>
	<html lang="en">
		<head>
			<meta charset="UTF-8"/>
			<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
			<title>Dashboard - Bookhoard</title>
			<script src="/static/htmx.min.js"></script>
			<link href="/static/style.css" rel="stylesheet"/>
			<link rel="icon" type="image/svg+xml" href="/static/favicon.svg"/>
		</head>
		<body x-data="dashboard" x-init="initDashboard()" class={ "theme-" + user.Theme }>
			@Header(user, "/dashboard")
			@LibrarySwitcher(libData, currentLibraryID, "Your Library", weekWidgetComponent(week, activeLibType), DashboardActions())
			<!-- OUTSIDE #collections-container on purpose: the switcher's
			     re-render wipes that container's innerHTML, and anything
			     server-rendered inside it dies on the first library
			     switch. The widget re-fetches itself via htmx instead. -->
			if unlinkedCount > 0 {
				<div class="mx-auto container px-4 sm:px-6 lg:px-8 pt-4">
					<a
						href="/unlinked-books"
						class="card p-4 flex items-center gap-3 transition-colors hover:bg-surface-hover"
						style="border-left-width: 4px; border-left-color: var(--status-warning);"
					>
						<span class="grid place-items-center h-8 w-8 rounded-lg shrink-0" style="background-color: color-mix(in srgb, var(--status-warning) 16%, transparent); color: var(--status-warning);">
							@Icon("alert", "h-4 w-4")
						</span>
						<span class="flex-1 text-sm" style="color: var(--text-primary)">
							<span class="font-semibold">{ fmt.Sprintf("%d", unlinkedCount) }</span>
							{ pluralizeBooks(unlinkedCount) } on your devices could not be identified — reading progress for them is paused until they are linked.
						</span>
						<span class="text-sm font-medium shrink-0" style="color: var(--accent)">Review →</span>
					</a>
				</div>
			}
			<main id="collections-container" class="w-full px-4 sm:px-6 lg:px-8 pt-5 pb-8">
				for _, section := range sections {
					@CollectionCarousel(section)
				}
			</main>
			@DashboardSettingsModal(allSections, hiddenCollections, itemsPerSection)
			@ErrorToast(errorMessage)
		</body>
	</html>
}

templ CollectionCarousel(section handlers.SectionData) {
	<div
		class="dashboard-collection mb-10"
		data-collection-id={ section.ID }
		data-is-system={ section.IsSystem }
	>
		<div class="flex items-end justify-between mb-4">
			<div class="flex items-center gap-3">
				<span class="grid place-items-center h-9 w-9 rounded-lg text-lg" style="background-color: var(--accent-muted);">{ section.Icon }</span>
				<div>
					<h2 class="text-lg font-bold tracking-tight" style="color: var(--text-primary)">{ section.Title }</h2>
					if section.Description != "" {
						<p class="text-xs" style="color: var(--text-secondary)">{ section.Description }</p>
					}
				</div>
			</div>
			if section.ViewAllURL != "" {
				<a
					href={ section.ViewAllURL }
					class="inline-flex items-center gap-1 text-sm font-medium hover:underline transition-colors"
					style="color: var(--accent);"
				>
					View All
					@Icon("arrow-right", "h-4 w-4")
				</a>
			}
		</div>
		<div class="carousel-container relative group">
			<button
				class="carousel-nav-left absolute left-0 top-1/2 -translate-y-1/2 z-10 h-full w-12 flex items-center justify-center opacity-0 pointer-events-none group-hover:pointer-events-auto group-hover:opacity-100 transition-opacity duration-200"
				data-action="scroll-carousel"
				data-collection-id={ section.ID }
				data-direction="-1"
				aria-label="Scroll left"
				style="background: linear-gradient(to right, var(--bg-primary), transparent);"
			>
				@Icon("chevron-left", "h-7 w-7")
			</button>
			<div
				id={ "carousel-track-" + section.ID }
				class="carousel-track flex gap-4 overflow-x-auto scroll-smooth snap-x snap-mandatory px-6 pb-2"
				style="scrollbar-width: none; -ms-overflow-style: none;"
			>
			for _, item := range section.Items {
				<div class="flex-shrink-0 w-36 sm:w-40 snap-start" data-media-item-id={ item.MediaItemID }>
					@BookCard(item)
				</div>
			}
				if len(section.Items) == 0 {
					<div class="flex flex-col items-center justify-center text-center py-12 w-full gap-2" style="color: var(--text-secondary);">
						@Icon("book", "h-8 w-8 opacity-50")
						<p class="text-sm">No items in this collection</p>
					</div>
				}
			</div>
			<button
				class="carousel-nav-right absolute right-0 top-1/2 -translate-y-1/2 z-10 h-full w-12 flex items-center justify-center opacity-0 pointer-events-none group-hover:pointer-events-auto group-hover:opacity-100 transition-opacity duration-200"
				data-action="scroll-carousel"
				data-collection-id={ section.ID }
				data-direction="1"
				aria-label="Scroll right"
				style="background: linear-gradient(to left, var(--bg-primary), transparent);"
			>
				@Icon("chevron-right", "h-7 w-7")
			</button>
		</div>
	</div>
}

templ BookCard(item handlers.BookInfo) {
	<div class="book-card relative w-full h-full rounded-xl overflow-hidden cursor-pointer">
		<a href={ "/media/" + item.MediaItemID } class="block h-full">
			<div
				class="book-card-cover aspect-[2/3] overflow-hidden"
				style="background-color: color-mix(in srgb, var(--text-primary) 8%, transparent);"
			>
				if item.CoverImagePath != "" {
					<img
						src={ item.CoverImagePath }
						alt={ item.Title }
						class="w-full h-full object-cover"
						loading="lazy"
						
					/>
				} else {
					<img
						src="/static/placeholder-book.svg"
						alt={ item.Title }
						class="w-full h-full object-cover"
					/>
				}
				<!-- Media-type identifier (A2c): books stay unbadged — the
				     shelf default already reads as a book -->
				if MediaBadgeIcon(item.Badge) != "" {
					<span
						class="absolute top-2 right-2 z-10 flex items-center justify-center h-7 w-7 rounded-full shadow-sm"
						style="background-color: color-mix(in srgb, var(--bg-primary) 78%, transparent); color: var(--text-primary); backdrop-filter: blur(3px);"
						title={ badgeLabel(item.Badge) }
					>
						@Icon(MediaBadgeIcon(item.Badge), "h-4 w-4")
					</span>
				}
			</div>
			<div class="book-card-meta">
				<h3 class="font-semibold text-sm leading-snug line-clamp-2" style="color: var(--text-primary)" title={ item.Title }>
					{ item.Title }
				</h3>
				if item.Author != "" {
					<p class="text-xs mt-0.5 line-clamp-1" style="color: var(--text-secondary)" title={ item.Author }>
						{ item.Author }
					</p>
				}
			</div>
		</a>
		<div class="book-card-action">
			if item.HasConflict {
				<a
					href={ "/media/" + item.MediaItemID }
					class="book-card-action-btn"
					aria-label={ "Resolve progress conflict for " + item.Title }
					title="Resolve progress conflict"
				>
					@Icon("book-open", "h-5 w-5")
				</a>
			} else if item.FormatGroup == "audiobook" {
				<a
					href={ "/readers/" + item.MediaItemID }
					class="book-card-action-btn"
					aria-label={ "Listen to " + item.Title }
					title="Listen"
				>
					@Icon("headphones", "h-5 w-5")
				</a>
			} else {
				<a
					href={ "/readers/" + item.MediaItemID }
					class="book-card-action-btn"
					aria-label={ "Read " + item.Title }
					title="Read"
				>
					@Icon("book-open", "h-5 w-5")
				</a>
			}
		</div>
	</div>
}

templ DashboardSettingsModal(sections []handlers.SectionData, hiddenCollections []string, itemsPerSection int) {
	<div
		id="dashboard-settings-modal"
		class="hidden fixed inset-0 z-[70] flex items-center justify-center p-4"
		style="background-color: var(--surface-overlay);"
	>
		<div class="card p-6 w-full max-w-2xl shadow-2xl" style="box-shadow: var(--shadow-pop);">
			<div class="flex justify-between items-center mb-6">
				<div>
					<h2 class="text-xl font-bold" style="color: var(--text-primary)">Customize Dashboard</h2>
					<p class="text-sm mt-1" style="color: var(--text-secondary)">Drag to reorder, toggle to show or hide.</p>
					<p class="text-xs mt-1 font-medium" id="dashboard-scope-label" style="color: var(--accent)"></p>
				</div>
				<button data-action="close-dashboard-settings" class="icon-btn" aria-label="Close">
					@Icon("close", "h-5 w-5")
				</button>
			</div>
			<div id="collection-list" class="space-y-2 mb-6">
				for _, section := range sections {
					<div
						class="collection-item flex items-center justify-between p-3 rounded-xl cursor-move select-none card"
						data-collection-id={ section.ID }
						data-is-system={ fmt.Sprintf("%v", section.IsSystem) }
						draggable="true"
					>
						<div class="flex items-center gap-3">
							@Icon("grip", "h-5 w-5 shrink-0")
							<span class="text-xl">{ section.Icon }</span>
							<div class="flex items-center gap-2">
								<span class="font-medium" style="color: var(--text-primary)">{ section.Title }</span>
								if section.IsSystem {
									<span class="badge" style="background-color: var(--accent-muted); color: var(--accent);">System</span>
								}
							</div>
						</div>
						<div class="flex items-center gap-3">
							if section.IsSystem {
								<button
									data-action="restore-system-collection"
									data-collection-name={ section.ID }
									class="btn btn-secondary py-1 px-2.5 text-xs"
									title={ "Restore " + section.Title + " to defaults" }
								>
									Restore
								</button>
							}
							<label class="relative inline-flex items-center cursor-pointer">
								<input
									type="checkbox"
									class="sr-only peer"
									if !ContainsString(hiddenCollections, section.ID) {
										checked
									}
								/>
								<div
									class="w-11 h-6 rounded-full peer peer-checked:after:translate-x-full after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:rounded-full after:h-5 after:w-5 after:transition-all"
									style="background-color: var(--border-strong);"
								></div>
							</label>
						</div>
					</div>
				}
			</div>
			<div class="mb-6">
				<label class="block text-sm font-medium mb-2" style="color: var(--text-secondary)">
					Items per Collection: <span id="items-count-display" class="font-bold" style="color: var(--text-primary)">{ itemsPerSection }</span>
				</label>
				<input
					type="range"
					min="10"
					max="50"
					step="5"
					value={ itemsPerSection }
					class="w-full h-2 rounded-lg appearance-none cursor-pointer"
					style="background-color: var(--border-strong);"
					data-input-action="update-items-count"
					target="items-count-display"
				/>
			</div>
			<div class="flex justify-end gap-3">
				<button data-action="close-dashboard-settings" class="btn btn-secondary">Cancel</button>
				<button data-action="save-dashboard-settings" class="btn btn-primary">Save Changes</button>
			</div>
		</div>
	</div>
}

// WeekStatsData is the dashboard's "this week" widget payload
// (server-rendered from the statistics service; nil = suppressed).
// Times rendered in the user's timezone at the server, per convention.
type WeekStatsData struct {
	WeekMinutes   int
	WeekPages     int
	WeekSessions  int
	WeekBooks     int
	PrevMinutes   int
	ActiveToday   bool
	CurrentStreak int
	LibraryID     string // scope the widget was rendered for ("" = all libraries)
}

// BookStatsData is the per-book reading-stats card on the book detail
// page (nil = the viewer has no sessions on this book → hide it).
type BookStatsData struct {
	TotalMinutes int
	TotalPages   int
	SessionCount int
	MaxProgress  float64 // 0..1
	Finished     bool
	LastSession  string
	FirstSession string
}

// weekWidgetComponent adapts the optional week stats into the
// LibrarySwitcher's center slot. nil (stats unavailable or the stats
// service is off) = the slot stays empty, exactly as when the widget
// used to be suppressed entirely.
func weekWidgetComponent(week *WeekStatsData, activeLibType string) templ.Component {
	if week == nil {
		return nil
	}
	return DashboardWeekWidget(*week, activeLibType)
}

// DashboardWeekWidget renders the "This Week" stats that live in the
// library bar's center slot (LibrarySwitcher's `center` component).
// The summary is a compact inline row whose numbers reveal themselves
// as width allows; the expanded body is an absolutely positioned
// popover that FLOATS over the page content — opening it never shifts
// the collections below. The details element re-fetches itself through
// htmx when the body sees a `week-refresh` event (dispatched by the
// library switcher), carrying the CURRENT #library-select value, so
// the widget tracks the switched library. Visible at every width — on
// narrow screens the summary collapses to the chart icon + chevron
// (tap target, aria-labeled; "This Week" + minutes reveal at `sm`,
// pages/sessions/books at md/lg/xl). The panel anchors to the
// BAR (full-width under it) below `sm` — the widget is too far left on
// phones for widget-centered anchoring — and centers on the widget at
// `sm` and up.
templ DashboardWeekWidget(week WeekStatsData, activeLibType string) {
	<details
		id="week-widget"
		class="group sm:relative"
		hx-get="/dashboard/week-widget"
		hx-trigger="week-refresh from:body"
		hx-include="#library-select"
		hx-swap="outerHTML"
	>
		<summary class="flex items-center gap-2 cursor-pointer select-none list-none rounded-lg px-2 py-1 hover:bg-surface-hover [&::-webkit-details-marker]:hidden" aria-label="Reading stats for this week">
			<span class="grid place-items-center h-6 w-6 rounded-md shrink-0" style="background-color: var(--accent-muted); color: var(--accent);">
				@Icon("chart", "h-4 w-4")
			</span>
			<span class="text-sm font-bold tracking-tight whitespace-nowrap hidden sm:inline" style="color: var(--text-primary)">This Week</span>
			<span class="text-sm font-semibold whitespace-nowrap hidden sm:inline" style="color: var(--text-primary)">{ fmtReadingMinutes(week.WeekMinutes) }</span>
			<span class="text-xs whitespace-nowrap hidden md:inline" style="color: var(--text-secondary)">{ fmt.Sprintf("%d pages", week.WeekPages) }</span>
			<span class="text-xs whitespace-nowrap hidden lg:inline" style="color: var(--text-secondary)">{ fmt.Sprintf("%d sessions", week.WeekSessions) }</span>
			<span class="text-xs whitespace-nowrap hidden xl:inline" style="color: var(--text-secondary)">{ fmt.Sprintf("%d books", week.WeekBooks) }</span>
			if week.CurrentStreak > 0 {
				<span class="text-xs font-medium whitespace-nowrap hidden lg:inline" style="color: var(--accent)">🔥 { fmt.Sprintf("%d", week.CurrentStreak) }-day streak</span>
			}
			@Icon("chevron-down", "h-4 w-4 shrink-0 transition-transform group-open:rotate-180")
		</summary>
		<div class="card absolute top-full left-4 right-4 sm:left-1/2 sm:right-auto sm:-translate-x-1/2 mt-2 sm:w-[30rem] max-w-[calc(100vw-2rem)] z-40 p-4 md:px-6 md:py-5" style="box-shadow: var(--shadow-pop);">
			<div class="grid grid-cols-2 lg:grid-cols-4 gap-4">
				if activeLibType == "audiobooks" {
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Listening Time</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmtReadingMinutes(week.WeekMinutes) }</p>
						<p class="text-xs mt-0.5" style="color: var(--text-secondary)">{ weekVsPrevLabel(week.WeekMinutes, week.PrevMinutes) }</p>
					</div>
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Sessions</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmt.Sprintf("%d", week.WeekSessions) }</p>
					</div>
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Books Touched</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmt.Sprintf("%d", week.WeekBooks) }</p>
					</div>
				} else {
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Reading Time</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmtReadingMinutes(week.WeekMinutes) }</p>
						<p class="text-xs mt-0.5" style="color: var(--text-secondary)">{ weekVsPrevLabel(week.WeekMinutes, week.PrevMinutes) }</p>
					</div>
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Pages</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmt.Sprintf("%d", week.WeekPages) }</p>
					</div>
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Sessions</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmt.Sprintf("%d", week.WeekSessions) }</p>
					</div>
					<div>
						<p class="text-xs uppercase tracking-wide" style="color: var(--text-secondary)">Books Touched</p>
						<p class="text-2xl font-bold" style="color: var(--text-primary)">{ fmt.Sprintf("%d", week.WeekBooks) }</p>
					</div>
				}
			</div>
			<div class="flex items-end justify-between gap-4 mt-3 pt-3 border-t" style="border-color: color-mix(in srgb, var(--text-primary) 6%, transparent);">
				<p class="text-xs" style="color: var(--text-secondary)">
					Synced from your reading devices
					if week.CurrentStreak > 0 {
						if week.ActiveToday {
							{ fmt.Sprintf(" · 🔥 %d-day streak — keep it going today", week.CurrentStreak) }
						} else {
							{ fmt.Sprintf(" · 🔥 %d-day streak — read today to keep it", week.CurrentStreak) }
						}
					}
				</p>
				<a href="/stats" class="inline-flex items-center gap-1 text-xs font-medium hover:underline shrink-0 whitespace-nowrap" style="color: var(--accent);">Full stats
					@Icon("arrow-right", "h-4 w-4")
				</a>
			</div>
		</div>
	</details>
}

// fmtReadingMinutes renders "42 min" / "1h 5min" spans.
func fmtReadingMinutes(minutes int) string {
	if minutes >= 60 {
		if minutes%60 == 0 {
			return fmt.Sprintf("%dh", minutes/60)
		}
		return fmt.Sprintf("%dh %dmin", minutes/60, minutes%60)
	}
	return fmt.Sprintf("%d min", minutes)
}

func weekVsPrevLabel(minutes, prevMinutes int) string {
	if prevMinutes <= 0 {
		if minutes > 0 {
			return "reading time"
		}
		return "no reading yet"
	}
	percent := float64(minutes-prevMinutes) / float64(prevMinutes) * 100
	return fmt.Sprintf("%+.0f%% vs last week", percent)
}