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package server
import (
"html/template"
"net/http"
"strings"
"github.com/gin-gonic/gin"
"nebbet.no/internal/db"
)
type FrontpageHandler struct {
DB *db.MetaDB
SearchDB *db.SearchDB
Templates *template.Template
}
type frontpageData struct {
Posts []db.PostRecord
Query string
ActiveTag string
}
func NewFrontpageHandler(metaDB *db.MetaDB, searchDB *db.SearchDB, tmpl *template.Template) *FrontpageHandler {
return &FrontpageHandler{DB: metaDB, SearchDB: searchDB, Templates: tmpl}
}
func (h *FrontpageHandler) Serve(c *gin.Context) {
query := strings.TrimSpace(c.Query("q"))
tag := strings.TrimSpace(c.Query("tag"))
data := frontpageData{
Query: query,
ActiveTag: tag,
}
if query != "" {
// Full-text search
results, err := h.SearchDB.Search(query)
if err == nil {
data.Posts = searchResultsToPosts(results, h.DB)
}
} else {
posts, err := h.DB.ListPosts(false) // exclude drafts
if err == nil {
if tag != "" {
posts = filterByTag(posts, tag)
}
data.Posts = posts
}
}
c.Header("Content-Type", "text/html; charset=utf-8")
if err := h.Templates.ExecuteTemplate(c.Writer, "index.html", data); err != nil {
c.AbortWithStatus(http.StatusInternalServerError)
}
}
func filterByTag(posts []db.PostRecord, tag string) []db.PostRecord {
var filtered []db.PostRecord
for _, p := range posts {
for _, t := range p.Tags {
if strings.EqualFold(t, tag) {
filtered = append(filtered, p)
break
}
}
}
return filtered
}
func searchResultsToPosts(results []db.SearchResult, metaDB *db.MetaDB) []db.PostRecord {
var posts []db.PostRecord
for _, r := range results {
slug := strings.TrimPrefix(r.Path, "/")
if slug == r.Path {
continue // not a post
}
post, err := metaDB.GetPost(slug)
if err != nil || post.Draft {
continue
}
posts = append(posts, *post)
}
return posts
}
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