62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
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package models
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import (
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"strings"
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"time"
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"unicode"
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)
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type Category struct {
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ID int64 `json:"id"`
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SiteID int64 `json:"site_id"`
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GUID string `json:"guid"`
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Name string `json:"name"`
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Slug string `json:"slug"`
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Description string `json:"description"`
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CreatedAt time.Time `json:"created_at"`
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UpdatedAt time.Time `json:"updated_at"`
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}
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// CategoryWithCount is a Category plus the count of published posts in it.
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type CategoryWithCount struct {
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Category
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PostCount int
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DescriptionBrief string
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}
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// GenerateCategorySlug creates a URL-safe slug from a category name.
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// e.g. "Go Programming" -> "go-programming"
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func GenerateCategorySlug(name string) string {
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var sb strings.Builder
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prevDash := false
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for _, c := range strings.TrimSpace(name) {
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if unicode.IsLetter(c) || unicode.IsNumber(c) {
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sb.WriteRune(unicode.ToLower(c))
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prevDash = false
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} else if unicode.IsSpace(c) || c == '-' || c == '_' {
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if !prevDash && sb.Len() > 0 {
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sb.WriteRune('-')
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prevDash = true
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}
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}
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}
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result := sb.String()
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return strings.TrimRight(result, "-")
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}
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// BriefDescription returns the first sentence or line of the description.
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func BriefDescription(desc string) string {
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if desc == "" {
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return ""
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}
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for i, c := range desc {
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if c == '\n' {
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return desc[:i]
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}
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if c == '.' && i+1 < len(desc) {
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return desc[:i+1]
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}
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}
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return desc
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}
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