package models

import (
	"strings"
	"time"
	"unicode"
)

const (
	PageTypeNormal = 0
)

type Page struct {
	ID        int64     `json:"id"`
	SiteID    int64     `json:"site_id"`
	GUID      string    `json:"guid"`
	Title     string    `json:"title"`
	Slug      string    `json:"slug"`
	Body      string    `json:"body"`
	PageType  int       `json:"page_type"`
	ShowInNav bool      `json:"show_in_nav"`
	SortOrder int       `json:"sort_order"`
	CreatedAt time.Time `json:"created_at"`
	UpdatedAt time.Time `json:"updated_at"`
}

// GeneratePageSlug creates a URL-safe slug from a page title.
// e.g. "About Me" -> "about-me"
func GeneratePageSlug(title string) string {
	var sb strings.Builder
	prevDash := false
	for _, c := range strings.TrimSpace(title) {
		if unicode.IsLetter(c) || unicode.IsNumber(c) {
			sb.WriteRune(unicode.ToLower(c))
			prevDash = false
		} else if unicode.IsSpace(c) || c == '-' || c == '_' {
			if !prevDash && sb.Len() > 0 {
				sb.WriteRune('-')
				prevDash = true
			}
		}
	}
	result := sb.String()
	return strings.TrimRight(result, "-")
}