1 files changed, 86 insertions, 0 deletions
diff --git a/internal/server/frontpage.go b/internal/server/frontpage.go
new file mode 100644
index 0000000..47a766a
--- /dev/null
+++ b/internal/server/frontpage.go
@@ -0,0 +1,86 @@
+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
+}