package handlers

import "bookhoard/internal/database"

// MediaDetail embeds database.MediaItems for complete book metadata
// No field duplication - template gets direct access to all database fields
type MediaDetail struct {
	database.MediaItems // Embedded - ALL book fields available

	// Absolute on-disk location (library folder + relative path), resolved by
	// the page handler so the UI can show where the file lives.
	FileLocation string `json:"file_location"`

	// User-specific data
	Rating          *database.MediaRatings    `json:"rating,omitempty"`
	Review          *database.MediaReviews    `json:"review,omitempty"` // raw markdown
	Collections     []database.Collections    `json:"collections"`
	ReadingProgress *database.ReadingProgress `json:"reading_progress,omitempty"`

	// The viewer's own reading-history card for this book (nil when the
	// user has no sessions here); rendered as the "Your Reading Stats"
	// section of the book page.
	BookStats *BookStatsData `json:"book_stats,omitempty"`

	// Conflict data (if exists)
	ActiveConflict *ConflictDetailResponse `json:"active_conflict,omitempty"`

	// Computed counts
	NotesCount      int `json:"notes_count"`
	HighlightsCount int `json:"highlights_count"`

	// Deleted-annotation history (tombstoned rows, newest first) — the book
	// page's "recently deleted" list with restore/permanent-delete actions.
	DeletedAnnotations []DeletedAnnotationResponse `json:"deleted_annotations"`
}

// BookStatsData is the per-book reading-stats card payload.
type BookStatsData struct {
	TotalMinutes int
	TotalPages   int
	SessionCount int
	MaxProgress  float64 // 0..1
	Finished     bool
	LastSession  string
	FirstSession string
}