package model

// Post kinds. "long" is a normal article; "short" is a Twitter-like note
// with no title shown in the timeline.
const (
	KindLong  = "long"
	KindShort = "short"
)

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

type Post struct {
	ID             int64  `json:"id"`
	Kind           string `json:"kind"`
	Title          string `json:"title"`
	Slug           string `json:"slug"`
	Summary        string `json:"summary"`
	CoverURL       string `json:"cover_url"`
	ContentMd      string `json:"content_md,omitempty"`
	ContentHTML    string `json:"content_html"`
	Status         string `json:"status"`
	PublishedAt    string `json:"published_at"`
	CreatedAt      string `json:"created_at"`
	UpdatedAt      string `json:"updated_at"`
	ReadingMinutes int    `json:"reading_minutes"`
	// ContentLen 是正文字符数：列表接口不返回全文，但后台列表要显示字数。
	ContentLen int64    `json:"content_len"`
	Tags       []string `json:"tags"`
}

type PostInput struct {
	Kind           string   `json:"kind"`
	Title          string   `json:"title"`
	Slug           string   `json:"slug"`
	Summary        string   `json:"summary"`
	CoverURL       string   `json:"cover_url"`
	ContentMd      string   `json:"content_md"`
	Status         string   `json:"status"`
	PublishedAt    string   `json:"published_at"`
	Tags           []string `json:"tags"`
	ReadingMinutes *int     `json:"reading_minutes"`
}

type Tag struct {
	ID    int64  `json:"id"`
	Name  string `json:"name"`
	Slug  string `json:"slug"`
	Color string `json:"color"`
	Count int    `json:"count"`
}

type ArchiveMonth struct {
	Month string `json:"month"`
	Posts []Post `json:"posts"`
}

type ArchiveYear struct {
	Year   string         `json:"year"`
	Months []ArchiveMonth `json:"months"`
	Count  int            `json:"count"`
}

type Page struct {
	Items []Post `json:"items"`
	Total int    `json:"total"`
	Page  int    `json:"page"`
	Size  int    `json:"size"`
}

// Dashboard is the snapshot rendered on /admin (homepage).
type Dashboard struct {
	TotalPosts       int           `json:"total_posts"`
	PublishedPosts   int           `json:"published_posts"`
	DraftPosts       int           `json:"draft_posts"`
	ShortPosts       int           `json:"short_posts"`
	LongPosts        int           `json:"long_posts"`
	TotalTags        int           `json:"total_tags"`
	TotalWords       int           `json:"total_words"`
	RecentPosts      []Post        `json:"recent_posts"`
	RecentDrafts     []Post        `json:"recent_drafts"`
	TopTags          []Tag         `json:"top_tags"`
	PublishedByMonth []MonthBucket `json:"published_by_month"`
}

type MonthBucket struct {
	Month string `json:"month"` // "YYYY-MM"
	Count int    `json:"count"`
}

type Settings struct {
	SiteTitle    string `json:"site_title"`
	SiteDesc     string `json:"site_desc"`
	AuthorName   string `json:"author_name"`
	AuthorBio    string `json:"author_bio"`
	FooterNote   string `json:"footer_note"`
	ICPLicense   string `json:"icp"`
	PostsPerPage int    `json:"posts_per_page"`
	// LightSkinID is the front-end skin used when the client (or system)
	// prefers light. Valid values: paper / sage / rose.
	// Dark side is fixed to ink for now — kept implicit so we can add
	// dark variants later without breaking clients.
	LightSkinID string `json:"light_skin_id"`
	// ThemeID is kept for backward compatibility with older clients that
	// only know about a single skin. settingsFromMap falls back to it
	// when LightSkinID is empty.
	ThemeID string `json:"theme_id,omitempty"`
}