From 4b8d82a4f59f13f4cf3a970af90abb3df0572b86 Mon Sep 17 00:00:00 2001
From: Victor Engmark <victor@engmark.name>
Date: Fri, 18 Oct 2024 09:52:28 +1300
Subject: [PATCH] feat: Add `linz:slug` field TDE-1283

---
 extensions/linz/examples/collection.json       |  1 +
 extensions/linz/schema.json                    |  7 +++++++
 extensions/linz/tests/linz_collection.test.mjs | 17 +++++++++++++++++
 3 files changed, 25 insertions(+)

diff --git a/extensions/linz/examples/collection.json b/extensions/linz/examples/collection.json
index ff44c167..d8e51084 100644
--- a/extensions/linz/examples/collection.json
+++ b/extensions/linz/examples/collection.json
@@ -70,6 +70,7 @@
   "quality:horizontal_accuracy_type": "nominal",
   "linz:history": "This is an example dataset lineage description.",
   "linz:update_frequency": "P1Y",
+  "linz:slug": "new-zealand_2015_1m",
   "providers": [
     {
       "name": "Example",
diff --git a/extensions/linz/schema.json b/extensions/linz/schema.json
index 4e09bf36..c41e06f6 100644
--- a/extensions/linz/schema.json
+++ b/extensions/linz/schema.json
@@ -114,6 +114,12 @@
                   "wellington",
                   "west-coast"
                 ]
+              },
+              "linz:slug": {
+                "type": "string",
+                "minLength": 1,
+                "description": "The '<name>-<date>-<GSD>' part of the Open Data Registry path.",
+                "examples": ["banks-peninsula_2019-2020_0.075m", "new-zealand_2015_1m"]
               }
             }
           },
@@ -1088,6 +1094,7 @@
           "type": "string",
           "enum": ["unclassified", "in-confidence", "sensitive", "restricted", "confidential", "secret", "top-secret"]
         },
+        "linz:slug": {},
         "linz:update_frequency": {
           "type": "string",
           "format": "duration"
diff --git a/extensions/linz/tests/linz_collection.test.mjs b/extensions/linz/tests/linz_collection.test.mjs
index 96d75141..11077791 100644
--- a/extensions/linz/tests/linz_collection.test.mjs
+++ b/extensions/linz/tests/linz_collection.test.mjs
@@ -579,4 +579,21 @@ o.spec('LINZ collection', () => {
     // then
     o(valid).equals(true);
   });
+
+  o("Collection with invalid 'linz:slug' value should fail validation", async () => {
+    // given
+    const example = JSON.parse(await fs.readFile(examplePath));
+    example['linz:slug'] = '';
+
+    // when
+    let valid = validate(example);
+
+    // then
+    o(valid).equals(false);
+    o(
+      validate.errors.some(
+        (error) => error.instancePath === '/linz:slug' && error.message === 'must NOT have fewer than 1 characters',
+      ),
+    ).equals(true)(JSON.stringify(validate.errors));
+  });
 });