1 files changed, 131 insertions, 0 deletions
diff --git a/src/content/dependencies/generateNewsEntryPage.js b/src/content/dependencies/generateNewsEntryPage.js
new file mode 100644
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+++ b/src/content/dependencies/generateNewsEntryPage.js
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+import {sortChronologically} from '#sort';
+import {atOffset} from '#sugar';
+
+export default {
+  contentDependencies: [
+    'generateNewsEntryReadAnotherLinks',
+    'generatePageLayout',
+    'generatePreviousNextLinks',
+    'linkNewsEntry',
+    'linkNewsIndex',
+    'transformContent',
+  ],
+
+  extraDependencies: ['html', 'language', 'wikiData'],
+
+  sprawl({newsData}) {
+    return {newsData};
+  },
+
+  query({newsData}, newsEntry) {
+    const entries = sortChronologically(newsData.slice());
+
+    const index = entries.indexOf(newsEntry);
+
+    const previousEntry =
+      atOffset(entries, index, -1);
+
+    const nextEntry =
+      atOffset(entries, index, +1);
+
+    return {previousEntry, nextEntry};
+  },
+
+  relations(relation, query, sprawl, newsEntry) {
+    const relations = {};
+
+    relations.layout =
+      relation('generatePageLayout');
+
+    relations.content =
+      relation('transformContent', newsEntry.content);
+
+    relations.newsIndexLink =
+      relation('linkNewsIndex');
+
+    relations.currentEntryLink =
+      relation('linkNewsEntry', newsEntry);
+
+    if (query.previousEntry || query.nextEntry) {
+      relations.previousNextLinks =
+        relation('generatePreviousNextLinks');
+
+      relations.readAnotherLinks =
+        relation('generateNewsEntryReadAnotherLinks',
+          newsEntry,
+          query.previousEntry,
+          query.nextEntry);
+
+      if (query.previousEntry) {
+        relations.previousEntryNavLink =
+          relation('linkNewsEntry', query.previousEntry);
+      }
+
+      if (query.nextEntry) {
+        relations.nextEntryNavLink =
+          relation('linkNewsEntry', query.nextEntry);
+      }
+    }
+
+    return relations;
+  },
+
+  data(query, sprawl, newsEntry) {
+    return {
+      name: newsEntry.name,
+      date: newsEntry.date,
+
+      daysSincePreviousEntry:
+        query.previousEntry &&
+          Math.round((newsEntry.date - query.previousEntry.date) / 86400000),
+
+      daysUntilNextEntry:
+        query.nextEntry &&
+          Math.round((query.nextEntry.date - newsEntry.date) / 86400000),
+
+      previousEntryDate:
+        query.previousEntry?.date,
+
+      nextEntryDate:
+        query.nextEntry?.date,
+    };
+  },
+
+  generate(data, relations, {html, language}) {
+    return relations.layout.slots({
+      title:
+        language.$('newsEntryPage.title', {
+          entry: data.name,
+        }),
+
+      headingMode: 'sticky',
+
+      mainClasses: ['long-content'],
+      mainContent: [
+        html.tag('p',
+          language.$('newsEntryPage.published', {
+            date: language.formatDate(data.date),
+          })),
+
+        relations.content,
+        relations.readAnotherLinks,
+      ],
+
+      navLinkStyle: 'hierarchical',
+      navLinks: [
+        {auto: 'home'},
+        {html: relations.newsIndexLink},
+        {
+          auto: 'current',
+          accent:
+            (relations.previousNextLinks
+              ? `(${language.formatUnitList(relations.previousNextLinks.slots({
+                  previousLink: relations.previousEntryNavLink ?? null,
+                  nextLink: relations.nextEntryNavLink ?? null,
+                }).content)})`
+              : null),
+        },
+      ],
+    });
+  },
+};