From e69b3e72053f8594f4194520869cb0b8b6aed1b4 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Sun, 24 May 2020 21:48:13 +0200
Subject: [PATCH] word edit: hierarchy navigation (parent and children)

---
 writer.plp | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/writer.plp b/writer.plp
index 66dd2be..73f6b98 100644
--- a/writer.plp
+++ b/writer.plp
@@ -43,6 +43,18 @@ ul.popup {
 	background: rgba(0, 0, 0, .8);
 	border: 1px solid #CCC;
 }
+
+section {
+	position: absolute;
+	top: 7ex;
+	right: 1em;
+}
+section > ul {
+	margin-top: 1ex;
+}
+section > ul strong, section form {
+	line-height: 2;
+}
 </style>
 
 <script>
@@ -155,6 +167,9 @@ elsif ($find) {
 	$row = $db->select(word => '*', $find)->hash
 		or Abort("Word not found", 404);
 }
+else {
+	$row = \%fields;
+}
 
 my $title = $row->{id} ? "entry <small>#$row->{id}</small>" : 'new entry';
 :>
@@ -184,3 +199,29 @@ for my $col (pairs @wordcols) {
 	<input type="submit" value="New" formaction="/writer?copy=cat" />
 </p>
 </form>
+
+<:
+$row->{id} or exit;
+:>
+<section>
+<h2>Hierarchy</h2>
+
+<:
+say '<ul>';
+my $parents = $db->select(word => '*', {id => $row->{cat}});
+while (my $ref = $parents->hash) {
+	printf '<li><a href="/writer/%d">%s</a></li>', $ref->{id}, Entity($ref->{form});
+}
+say "<li><strong>$row->{form}</strong></li>";
+my $children = $db->select(word => '*', {cat => $row->{id}});
+while (my $ref = $children->hash) {
+	printf '<li><a href="/writer/%d">%s</a></li>', $ref->{id}, Entity($ref->{form});
+}
+:>
+<li><form action="/writer">
+	<input type="hidden" name="cat" value="<:= $row->{id} :>" />
+	<input type="hidden" name="lang" value="<:= $row->{lang} :>" />
+	<input type="submit" value="Add" />
+</form></li>
+</ul>
+</section>
-- 
2.30.0