From 788aba3d0d0bc98c0164f87cf3a4941cf4587a54 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Sat, 14 May 2022 21:30:18 -0600
Subject: [PATCH] Fix new index page

---
 srv/src/api/render.go      |  2 +-
 srv/src/api/tpl/index.html | 48 ++++++++++++++++++++++----------------
 srv/src/post/post.go       | 17 +++++---------
 srv/src/post/post_test.go  |  2 ++
 static/src/assets/main.css |  5 ++++
 5 files changed, 42 insertions(+), 32 deletions(-)

diff --git a/srv/src/api/render.go b/srv/src/api/render.go
index 6359505..cacdb26 100644
--- a/srv/src/api/render.go
+++ b/srv/src/api/render.go
@@ -42,7 +42,7 @@ func mustParseTpl(name string) *template.Template {
 func (a *api) renderIndexHandler() http.Handler {
 
 	tpl := mustParseTpl("index.html")
-	const pageCount = 20
+	const pageCount = 10
 
 	return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
 
diff --git a/srv/src/api/tpl/index.html b/srv/src/api/tpl/index.html
index b71dc01..1858ea8 100644
--- a/srv/src/api/tpl/index.html
+++ b/srv/src/api/tpl/index.html
@@ -1,28 +1,36 @@
 {{ define "body" }}
-<ul id="posts-list">
-
-  {{ range .Posts }}
-  <li>
-    <h2>
-      <a href="{{ .HTTPPath }}">{{ .Title }}</a>
-    </h2>
-    <span>{{ .PublishedAt.Format "2006-01-02" }}</span>
-    {{ if not .LastUpdatedAt.IsZero }}
-    <span>(Updated {{ .LastUpdatedAt.Format "2006-01-02" }})</span>
+
+  <ul id="posts-list">
+
+    {{ range .Posts }}
+    <li>
+      <h2>
+        <a href="posts/{{ .HTTPPath }}">{{ .Title }}</a>
+      </h2>
+      <span>{{ .PublishedAt.Format "2006-01-02" }}</span>
+      {{ if not .LastUpdatedAt.IsZero }}
+      <span>(Updated {{ .LastUpdatedAt.Format "2006-01-02" }})</span>
+      {{ end }}
+      <p>{{ .Description }}</p>
+    </li>
     {{ end }}
-    <p>{{ .Description }}</p>
-  </li>
-  {{ end }}
 
-</ul>
-{{ end }}
+  </ul>
 
-{{ if ge .PrevPage 0 }}
-<a href="?p={{ .PrevPage}}">Previous</a>
-{{ end }}
+  {{ if or (ge .PrevPage 0) (ge .NextPage 0) }}
+    <div id="page-turner">
+
+    {{ if ge .PrevPage 0 }}
+      <a style="float: left;" href="?p={{ .PrevPage}}">Newer</a>
+    {{ end }}
+
+    {{ if ge .NextPage 0 }}
+      <a style="float:right;" href="?p={{ .NextPage}}">Older</a>
+    {{ end }}
+
+    </div>
+  {{ end }}
 
-{{ if ge .NextPage 0 }}
-<a href="?p={{ .NextPage}}">Next</a>
 {{ end }}
 
 {{ template "base.html" . }}
diff --git a/srv/src/post/post.go b/srv/src/post/post.go
index cadfcfc..3eab9bc 100644
--- a/srv/src/post/post.go
+++ b/srv/src/post/post.go
@@ -31,7 +31,7 @@ type Post struct {
 	ID          string
 	Title       string
 	Description string
-	Tags        []string
+	Tags        []string // only alphanumeric supported
 	Series      string
 	Body        string
 }
@@ -199,12 +199,13 @@ func (s *store) get(
 
 	query := fmt.Sprintf(
 		`SELECT
-			p.id, p.title, p.description, p.series, pt.tag,
+			p.id, p.title, p.description, p.series, GROUP_CONCAT(pt.tag),
 			p.published_at, p.last_updated_at,
 			p.body
 		FROM posts p
 		LEFT JOIN post_tags pt ON (p.id = pt.post_id)
 		`+where+`
+		GROUP BY (p.id)
 		ORDER BY p.published_at %s, p.title %s`,
 		s.order, s.order,
 	)
@@ -243,18 +244,12 @@ func (s *store) get(
 			return nil, fmt.Errorf("scanning row: %w", err)
 		}
 
-		if tag.Valid {
-
-			if l := len(posts); l > 0 && posts[l-1].ID == post.ID {
-				posts[l-1].Tags = append(posts[l-1].Tags, tag.String)
-				continue
-			}
+		post.Series = series.String
 
-			post.Tags = append(post.Tags, tag.String)
+		if tag.String != "" {
+			post.Tags = strings.Split(tag.String, ",")
 		}
 
-		post.Series = series.String
-
 		if publishedAt.Valid {
 			post.PublishedAt = time.Unix(publishedAt.Int64, 0).UTC()
 		}
diff --git a/srv/src/post/post_test.go b/srv/src/post/post_test.go
index c5587c8..db247d1 100644
--- a/srv/src/post/post_test.go
+++ b/srv/src/post/post_test.go
@@ -159,6 +159,8 @@ func TestStore(t *testing.T) {
 			h.testStoredPost(3),
 		}
 
+		posts[1].Tags = []string{"1", "2"}
+
 		for _, post := range posts {
 			assert.NoError(t, h.store.Set(post.Post, now))
 		}
diff --git a/static/src/assets/main.css b/static/src/assets/main.css
index e547067..cc4aedf 100644
--- a/static/src/assets/main.css
+++ b/static/src/assets/main.css
@@ -98,3 +98,8 @@ footer {
 {
     max-width: 100%;
 }
+
+#page-turner {
+    height: 2rem;
+    font-size: 2rem;
+}