package galleries

import (
	"encoding/json"
	"strings"
	"time"

	"github.com/google/uuid"
)

const (
	StatusDraft     = "draft"
	StatusPublished = "published"
	StatusArchived  = "archived"
)

type GalleryRecord struct {
	ID                 uuid.UUID
	UserID             uuid.UUID
	Slug               string
	Title              string
	ClientName         string
	Description        string
	Status             string
	PasswordHash       string
	DownloadsEnabled   bool
	FavoritesEnabled   bool
	DownloadAllEnabled bool
	WatermarkEnabled   bool
	ExpiresAt          string
	CoverMediaID       string
	ThemeConfig        json.RawMessage
	BrandingConfig     json.RawMessage
	CreatedAt          string
	UpdatedAt          string
	PublishedAt        string
}

type Summary struct {
	ID                 uuid.UUID       `json:"id"`
	Slug               string          `json:"slug"`
	Title              string          `json:"title"`
	ClientName         string          `json:"clientName"`
	Description        string          `json:"description"`
	Status             string          `json:"status"`
	DownloadsEnabled   bool            `json:"downloadsEnabled"`
	FavoritesEnabled   bool            `json:"favoritesEnabled"`
	DownloadAllEnabled bool            `json:"downloadAllEnabled"`
	WatermarkEnabled   bool            `json:"watermarkEnabled"`
	ExpiresAt          string          `json:"expiresAt,omitempty"`
	CoverMediaID       string          `json:"coverMediaId,omitempty"`
	CoverURL           string          `json:"coverUrl,omitempty"`
	ThemeConfig        json.RawMessage `json:"themeConfig"`
	BrandingConfig     json.RawMessage `json:"brandingConfig"`
	CreatedAt          string          `json:"createdAt"`
	PublishedAt        string          `json:"publishedAt,omitempty"`
	PhotoCount         int             `json:"photoCount"`
	VideoCount         int             `json:"videoCount"`
	TotalBytes         int64           `json:"totalBytes"`
}

type UpdateInput struct {
	Title              string
	ClientName         string
	Description        string
	PasswordHash       *string
	ClearPassword      bool
	DownloadsEnabled   bool
	FavoritesEnabled   bool
	DownloadAllEnabled bool
	WatermarkEnabled   bool
	ExpiresAt          *string
	CoverMediaID       *string
	ThemeConfig        json.RawMessage
	BrandingConfig     json.RawMessage
}

func (g GalleryRecord) IsExpired() bool {
	if strings.TrimSpace(g.ExpiresAt) == "" {
		return false
	}
	value := strings.TrimSpace(g.ExpiresAt)
	layouts := []string{
		time.RFC3339Nano,
		"2006-01-02 15:04:05-07:00",
		"2006-01-02 15:04:05-07",
		"2006-01-02 15:04:05",
	}
	var parsed time.Time
	var err error
	for _, layout := range layouts {
		parsed, err = time.Parse(layout, value)
		if err == nil {
			break
		}
	}
	if err != nil {
		return false
	}
	return !time.Now().Before(parsed)
}

func (g GalleryRecord) ToSummary(photoCount, videoCount int, totalBytes int64) Summary {
	return Summary{
		ID:                 g.ID,
		Slug:               g.Slug,
		Title:              g.Title,
		ClientName:         g.ClientName,
		Description:        g.Description,
		Status:             g.Status,
		DownloadsEnabled:   g.DownloadsEnabled,
		FavoritesEnabled:   g.FavoritesEnabled,
		DownloadAllEnabled: g.DownloadAllEnabled,
		WatermarkEnabled:   g.WatermarkEnabled,
		ExpiresAt:          g.ExpiresAt,
		CoverMediaID:       g.CoverMediaID,
		ThemeConfig:        g.ThemeConfig,
		BrandingConfig:     g.BrandingConfig,
		CreatedAt:          g.CreatedAt,
		PublishedAt:        g.PublishedAt,
		PhotoCount:         photoCount,
		VideoCount:         videoCount,
		TotalBytes:         totalBytes,
	}
}